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Class Number: 549
Class Title: ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
Subclass Subclass
Number Title
* ORGANIC COMPOUNDS (Class 532, Subclass 1)
.HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING
CHALCOGEN (i.e., O, S, Se, or Te) OR NITROGEN AS THE ONLY RING
HETERO ATOMS (Class 260, Subclass 239R)
1 ..Sulfur containing hetero ring (e.g., thiiranes, etc.)
2 ...With preservative or stabilizer
3 ...Heavy metal or aluminum containing
4 ...Boron or silicon containing
5 ...Phosphorus attached directly or indirectly to the hetero ring
by nonionic bonding
6 ....The hetero ring is five-membered
7 .....Plural ring hetero atoms in the hetero ring
8 .....Four chalcogens bonded directly to the same phosphorus
9 ...The hetero ring has at least seven members
10 ....Plural ring hetero atoms in the hetero ring
11 .....Plural ring sulfurs in the hetero ring
12 ....Polycyclo ring system having at least three cyclos and
having the hetero ring as one of the cyclos
13 ...The hetero ring is six-membered
14 ....Plural ring hetero atoms in the hetero ring
15 .....Polycyclo ring system having the hetero ring as one of the
cyclos
16 ......Tricyclo ring system having the hetero ring as one of the
cyclos
17 .......Plural ring sulfurs in the hetero ring
18 .....Three or more ring hetero atoms in the hetero ring
19 ......Plural ring sulfurs in the hetero ring
20 .....Two ring sulfurs in the hetero ring
21 ......Chalcogen or nitrogen attached directly to the hetero ring
by nonionic bonding
22 ......Chalcogen or nitrogen attached indirectly to the hetero
ring by nonionic bonding
23 ....Polycyclo ring system having the hetero ring as one of the
cyclos
24 .....The polycyclo ring system has at least four cyclos
25 ......Chalcogen attached directly to the hetero ring by nonionic
bonding
26 .....Tricyclo ring system having the hetero ring as one of the
cyclos
27 ......Chalcogen attached directly to the hetero ring by nonionic
bonding
28 ....Chalcogen or nitrogen attached directly to the hetero ring
by nonionic bonding
29 ...The hetero ring is five-membered
30 ....Plural ring hetero atoms in the hetero ring
31 .....Polycyclo ring system having the hetero ring as one of the
cyclos
32 ......Bicyclo ring system having the hetero ring as one of the
cyclos
33 .......Chalcogen attached directly to the hetero ring by
nonionic bonding
34 .....Three or more ring hetero atoms in the hetero ringg
35 .....Two ring sulfurs in the hetero ring
36 ......Chalcogen bonded directly to ring carbon of the hetero
ring
37 .......Nitrogen or chalcogen attached indirectly to the hetero
ring by nonionic bonding
38 ......Nitrogen attached directly to the hetero ring by nonionic
bonding
39 ......Chalcogen attached indirectly to the hetero ring by
nonionic bonding
40 .....Chalcogen attached directly to ring sulfur of the hetero
ring by nonionic bonding
41 ....Polycyclo ring system having the hetero ring as one of the
cyclos
42 .....Tetracyclo ring system having the hetero ring as one of the
cyclos
43 .....Tricyclo ring system having the hetero ring as one of the
cyclos
44 ......Chalcogen attached directly to the tricyclo ring system by
nonionic bonding
45 .......Chalcogen attached directly to the hetero ring by
nonionic bonding
46 ........Chalcogen attached directly to ring sulfur of the hetero
ring by nonionic bonding
47 ........Halogen attached directly to the tricyclo ring system by
nonionic bonding
48 .......Nitrogen attached directly or indirectly to the tricyclo
ring system by nonionic bonding
49 .....Bicyclo ring system having the hetero ring as one of the
cyclos
50 ......Plural ring hetero atoms in the bicyclo ring system
51 ......Chalcogen attached directly to the bicyclo ring system by
nonionic bonding
52 .......Chalcogen attached directly to the hetero ring by
nonionic bonding
53 ........Chalcogen attached directly to ring sulfur of the hetero
ring by nonionic bonding
54 ........Plural chalcogens bonded directly to the bicyclo ring
system
55 ........Nitrogen attached directly or indirectly to the bicyclo
ring system by nonionic bonding
56 ........Halogen attached directly or indirectly to the bicyclo
ring system by nonionic bonding
57 ......Nitrogen or a -C(=X)- group, wherein X is chalcogen,
attached directly to the bicyclo ring system by nonionic
bonding
58 ......Chalcogen attached indirectly to the bicyclo ring system
by nonionic bonding
59 ....Additional hetero ring containing
60 .....Ring oxygen in the additional hetero ring
61 ....Cyano bonded directly to the hetero ring
62 ....Chalcogen bonded directly to ring carbon of the hetero ring
63 .....Nitrogen attached directly to the hetero ring by nonionic
bonding
64 .....Having -C(=X)-, wherein X is chalcogen, bonded directly to
the hetero ring
65 .....Nitrogen attached indirectly to the hetero ring by nonionic
bonding
66 .....Chalcogen attached indirectly to the hetero ring byy
nonionic bonding
67 .....Chalcogen attached directly to ring sulfur of the hetero
ring by nonionic bonding
68 ....Nitrogen attached directly to the hetero ring by nonionic
bonding
69 .....Having -C(=X)-, wherein X is chalcogen, bonded directly to
the nitrogen
70 ....Having -C(=X)-, wherein X is chalcogen, bonded directly to
the hetero ring
71 .....The -C(=X)- is part of a -C(=X)X- group, wherein the X's
are the same or diverse chalcogens
72 .....Nitrogen or chalcogen attached indirectly to the hetero
ring by nonionic bonding
73 .....Halogen attached directly or indirectly to the hetero ring
by nonionic bonding
74 ....Nitrogen attached indirectly to the hetero ring by nonionic
bonding
75 .....Chalcogen attached indirectly to the hetero ring by
nonionic bonding
76 ......The chalcogen, X, is in a -C(=X)- group
77 .......Unsaturated carbocyclic ring or acyclic carbon to carbon
unsaturation containing
78 ....Chalcogen attached indirectly to the hetero ring by nonionic
bonding
79 .....The chalcogen, X, is part of a -C(=X)X- group, wherein the
X's are the same or diverse chalcogens
80 ....Unsaturated carbocyclic ring or acyclic carbon to carbon
unsaturation containing
81 ....Halogen attached directly to the hetero ring by nonionic
bonding
82 .....Three or more halogens attached directly to the hetero ring
by nonionic bonding
83 ....The compound consists of the ring sulfur, carbon, and
hydrogen
84 .....Process of forming the hetero ring from acyclic reactants
only
85 ......Metal containing catalyst utilized
86 .....Process of alkylating the hetero ring
87 ....Plural chalcogens double bonded directly to ring sulfur of
the hetero ring
88 ...The hetero ring is four-membered
89 ....Plural ring hetero atoms in the hetero ring
90 ...The hetero ring is three-membered and has chalcogen or
nitrogen attached directly or indirectly thereto by nonionic
bonding
200 ..Oxygen containing hetero ring (e.g., dioxirane, etc.)
201 ...With preservative or stabilizer
202 ....Oxirane containing compound with preservative or stabilizer
203 ....Cyclic anhydride containing compound with preservative or
stabilizer
204 ....Lactone containing compound with preservative or stabilizer
205 ....Compound in which the hetero ring is five-membered with
preservative or stabilizer
206 ...Heavy metal or aluminum containing
207 ....Arsenic containing
208 ....The hetero ring has three members or at least seven members
209 ....The metal is bonded directly to carbon, which carbon is a
ring carbon of the hetero ring or which carbon is attachedd
directly or indirectly to the hetero ring by nonionic
bonding
210 ....The metal is bonded directly to chalcogen, which chalcogen
is attached directly or indirectly to the hetero ring by
nonionic bonding
211 .....The chalcogen, X, is part of a -C(=X)X- group, wherein the
X's are the same or diverse chalcogens
212 ....Polycyclo ring system having the hetero ring as one of the
cyclos
213 ...Boron containing
214 ...Silicon containing
215 ....Oxirane ring containing
216 ...Phosphorus bonded directly to the hetero ring
217 ....Oxirane ring containing
218 ...Phosphorus attached indirectly to the hetero ring by nonionic
bonding
219 ....Oxirane ring containing
220 ....Polycyclo ring system having the hetero ring as one of the
cyclos
221 ....Plural ring oxygens in the hetero ring
222 ....Chalcogen bonded directly to the hetero ring
223 ...Xanthene ring system having a benzene ring bonded directly
thereto para to the xanthene ring oxygen, wherein the carbon
of a -COO- group is bonded directly to the benzene ring ortho
to its position of attachment to the xanthene ring system,
and spirolactone derivatives thereof (e.g., fluoresceins,
chlorofluorans, etc.)
224 ....The xanthene ring system is three cyclos of a polycyclo ring
system having at least four rings (e.g., benz(c)fluorans,
etc.)
225 ....Nitrogen bonded directly to the xanthene ring system (e.g.,
rhodols, aminofluorans, etc.)
226 .....Plural nitrogens bonded directly to the xanthene ring
system (e.g., 2,6 diaminofluorans, etc.)
227 ......Rhodamines
228 ...The hetero ring contains -O-C(=X)-O- as part of its
structure, wherein X is chalcogen (e.g., cyclic carbonates,
etc.)
229 ....The hetero ring is five-membered
230 .....The five-membered hetero ring, except for the =X to the
ring, is unsubstituted or hydrocarbyl substituted only
231 ...Cyclic anhydrides (i.e., -C(=X)OC(=X)-, wherein the X's are
the same or diverse chalcogens, is part of the hetero ring)
232 ....The cyclic anhydride has at least six members and is a cyclo
in a polycyclo ring system
233 ....The cyclic anhydride is five-membered (e.g., succinic
anhydride, etc.)
234 .....Polycyclo ring system having the cyclic anhydride as one of
the cyclos
235 ......Tetracyclo ring system having the cyclic anhydride as one
of the cyclos
236 ......Tricyclo ring system having the cyclic anhydride as one of
the cyclos
237 .......Two of the cyclos share at least three ring members
(i.e., bridged)
238 ........Halogen bonded directly to the tricyclo ring system
239 .......Plural ring oxygens in the tricyclo ring system
240 ......Bicyclo ring system having the cyclic anhydride as one off
the cyclos
241 .......Plural bicyclo ring systems each having the cyclic
anhydride as one of the cyclos
242 ........Having -C(=X)-, wherein X is chalcogen, bonded directly
to at least one of the bicyclo ring systems
243 .......Nitrogen or additional chalcogen bonded directly to the
bicyclo ring system
244 .......Having -C(=X)-, wherein X is chalcogen, bonded directly
to the bicyclo ring system
245 ........The -C(=X)- is part of a -C(=X)XH group, wherein the X's
are the same or diverse chalcogens, or salt thereof
(e.g., trimellitic anhydride, etc.)
246 .......Halogen bonded directly to the bicyclo ring system
247 .......Phthalic anhydride per se
248 ........Preparing by oxidation
249 .........Fluidized catalyst
250 ........Purification or recovery
251 .........By chemical reaction of impurity in presence of added
chemical substance
252 .....Plural hetero rings
253 .....Nitrogen or additional chalcogen attached directly or
indirectly to the cyclic anhydride by nonionic bonding
254 .....Halogen attached directly or indirectly to the cyclic
anhydride by nonionic bonding
255 .....Acyclic carbon chain containing carbon to carbon
unsaturation bonded directly to the cyclic anhydride
256 .....Preparing by oxidation
257 ......Of benzene or hydrocarbyl substituted benzene
258 ......Of acyclic or alicyclic hydrocarbon
259 .......Vanadium and phosphorus, in compound or elemental form,
utilized
260 ........Additional heavy metal, other than titanium, utilized
261 .....Double bond between ring members of the cyclic anhydride
262 ......Maleic anhydride per se
263 ...Lactones (i.e., -C(=X)O-, wherein X is chalcogen, is part of
the hetero ring)
264 ....Spiro
265 .....The spiro includes the lactone ring
266 ....The lactone ring has at least seven members
267 .....Plural ring oxygens in the lactone ring
268 .....Polycyclo ring system having the lactone ring as one of the
cyclos
269 ......Bicyclo ring system having the lactone ring as one of the
cyclos
270 .......Additional acyclic chalcogen bonded directly to the
lactone ring (e.g., zearalanone, etc.)
271 .....Additional chalcogen attached directly or indirectly to the
lactone ring by nonionic bonding
272 .....Preparing from a cyclic ketone (i.e., a ketone where the
carbonyl is part of a ring)
273 ....The lactone ring is six-membered
274 .....Plural ring oxygens in the lactone ring
275 .....Polycyclo ring system having the lactone ring as one of the
cyclos
276 ......Tetracyclo ring system having the lactone ring as one of
the cyclos
277 .......The tetracyclo ring system consists of four six-membered
cycloss
278 ........At least two additional chalcogens bonded directly to
the tetracyclo ring system
279 .......Ring oxygen bonded directly to ring carbon which is a
member of two cyclos in the tetracyclo ring system
280 ......Tricyclo ring system having the lactone ring as one of the
cyclos
281 .......Two of the cyclos share at least three ring members or
ring carbon is shared by the three cyclos (e.g., bridged
or peri compounds, etc.)
282 .......Plural ring oxygens in the tricyclo ring system
283 ......Bicyclo ring system having the lactone ring as one of the
cyclos
284 .......Plural bicyclo ring systems each having the lactone ring
as one of the cyclos
285 .......Additional acyclic chalcogen bonded directly to the
lactone ring
286 ........Benzene ring and the lactone ring bonded directly to the
same acyclic carbon
287 .......Acyclic -C(=X)-, wherein X is chalcogen, bonded directly
to the lactone ring
288 .......Nitrogen bonded directly to the bicyclo ring system
289 .......The other cyclo of the bicyclo ring system is a
six-membered carbocyclic ring to which chalcogen is
directly attached
290 .......The bicyclo lactone consists of two six-membered rings
and is unsubstituted or hydrocarbyl substituted only
291 .....Acyclic -C(=X)-, wherein X is chalcogen, bonded directly to
the lactone ring
292 .....Additional chalcogen bonded directly to the lactone ring
293 .....Nitrogen attached directly or indirectly to the lactone
ring by nonionic bonding
294 .....Double bond between ring members of the lactone ring
295 ....The lactone ring is five-membered
296 .....Plural ring oxygens in the lactone ring
297 .....Polycyclo ring system having the lactone ring as one of the
cyclos
298 ......Tetracyclo ring system having the lactone ring as one of
the cyclos
299 ......Tricyclo ring system having the lactone ring as one of the
cyclos
300 .......Two of the cyclos share at least three ring members or
ring carbon is shared by the three cyclos (e.g., bridged
or peri compounds, etc.)
301 .......The tricyclo ring system consists of the lactone ring, a
five-membered carbocyclic ring, and a three-membered
carbocyclic ring
302 ......Bicyclo ring system having the lactone ring as one of the
cyclos
303 .......Nitrogen bonded directly to the lactone ring
304 .......Nitrogen attached indirectly to the lactone ring by
acyclic nonionic bonding
305 .......Chalcogen attached indirectly to the lactone ring by
acyclic nonionic bonding
306 .......Plural ring oxygens in the bicyclo ring system
307 .......The other cyclo of the bicyclo ring system is benzene
(e.g., phthalides, etc.)
308 ........Two carbocyclic rings bonded directly to the same ring
atom of the lactone ringg
309 .........Nitrogen bonded directly to each of the carbocyclic
rings
310 ........Additional chalcogen bonded directly to the bicyclo ring
system
311 .......The bicyclo ring system consists of two five-membered
rings
312 ........Acyclic carbon chain containing carbon to carbon
unsaturation attached directly or indirectly to the
lactone ring by nonionic bonding
313 .....Additional chalcogen bonded directly to the lactone ring
314 ......At least two additional chalcogens bonded directly to the
lactone ring
315 .......Double bond between ring members of the lactone ring or
chalcogen double bonded directly at the 3- or 4-position
of the lactone ring (e.g., ascorbic acid, etc.)
316 ........Amine addition salts
317 ........Sulfur or -C(=X)-, wherein X is chalcogen, bonded
directly to acyclic chalcogen
318 ......Acyclic -C(=X)-, wherein X is chalcogen, attached directly
or indirectly to the lactone ring by nonionic bonding
319 ......Plural alkyl groups bonded directly to the same ring
carbon of the lactone ring (e.g., pantolactone, etc.)
320 .....Plural hetero rings
321 .....Nitrogen attached directly or indirectly to the lactone
ring by acyclic nonionic bonding
322 .....Having -C(=X), wherein X is chalcogen, bonded directly to
the lactone ring
323 .....Chalcogen attached indirectly to the lactone ring by
nonionic bonding
324 .....Halogen attached directly or indirectly to the lactone ring
by nonionic bonding
325 .....Preparing by hydrogenation of cyclic anhydrides
326 .....Preparing from compound containing -COO- group
327 ....Acyclic carbon double bonded directly to a ring carbon of a
four-membered lactone ring
328 ....Four-membered lactone ring formed
329 .....From a ketene (HCH=C=O, wherein H may be substituted)
330 ...Spiro
331 ....The spiro includes a hetero ring
332 .....The spiro includes a three- or four-membered hetero ring
333 .....Plural ring oxygens in a spiro hetero ring
334 ......Both rings which form the spiro are hetero rings
335 .......Two six-membered hetero rings, which each contain plural
ring oxygens, form the spiro (e.g.,
spirobi-(meta-dioxane), etc.)
336 ......Polycyclo ring system having one of the two rings which
form the spiro as one of the cyclos
337 .......Additional hetero ring containing
338 ........Plural five-membered hetero rings
339 .......Spiro ring is a cyclo in a tricyclo-carbocyclic ring
system
340 ........Acyclic -C(=X)-, wherein X is chalcogen, containing
341 ......The spiro hetero ring is five-membered
342 .......Acyclic -C(=X)-, wherein X is chalcogen, containing
343 .....Both rings which form the spiro are hetero rings
344 ......Polycyclo ring system having one of the two hetero rings
which form the spiro as one of the cyclos
345 .....Bicyclo ring system having the spiro hetero ring as one off
the cyclos (e.g., griseofulvin, etc.)
346 ...The hetero ring has at least seven members
347 ....Plural ring oxygens in the hetero ring
348 .....Polycyclo ring system having the hetero ring as one of the
cyclos
349 ......Tricyclo ring system having the hetero ring as one of the
cyclos
350 ......Bicyclo ring system having the hetero ring as one of the
cyclos
351 .......Three or more ring oxygens in the bicyclo ring system
352 .....Three or more ring oxygens in the hetero ring
353 ......Exactly four oxygens in the hetero ring
354 ....Polycyclo ring system having the hetero ring as one of the
cyclos
355 .....Bicyclo ring system having the hetero ring as one of the
cyclos
356 ...The hetero ring is six-membered
357 ....Plural ring oxygens in the hetero ring (e.g., 1,2-dioxin,
etc.)
358 .....Polycyclo ring system having the hetero ring as one of the
cyclos
359 ......Tricyclo ring system having the hetero ring as one of the
cyclos
360 .......Two of the cyclos share at least three ring members
(i.e., bridged)
361 .......Three or more ring oxygens in the tricyclo ring system
(e.g., actinospectacin, etc.)
362 ......Bicyclo ring system having the hetero ring as one of the
cyclos
363 .......The two cyclos share at least three ring members (i.e.,
bridged)
364 .......Three or more ring oxygens in the bicyclo ring system
365 .......The ring oxygens are in the 1,2- or 1,3-positions of the
hetero ring
366 .......Nitrogen attached indirectly to the hetero ring by
acyclic nonionic bonding
367 .....Three or more ring oxygens in the hetero ring
368 ......Trioxane per se
369 .....The ring oxygens are in the 1,3-positions of the hetero
ring (e.g., 1,3 dioxane, etc.)
370 ......Plural hetero rings
371 ......Nitrogen bonded directly to the hetero ring
372 ......Chalcogen or -C(=X), wherein X is chalcogen, bonded
directly to the hetero ring
373 ......Nitrogen attached indirectly to the hetero ring by
nonionic bonding
374 ......Chalcogen attached indirectly to the hetero ring by
nonionic bonding
375 .......The chalcogen, X, is in a -C(=X)- group
376 ......Preparing by reacting an aldehyde with a compound
containing acyclic carbon to carbon unsaturation
377 .....The ring oxygens are in the 1,4-positions of the hetero
ring (e.g., 1,4 dioxane, etc.)
378 ......Chalcogen attached directly or indirectly to the hetero
ring by nonionic bonding
379 .......Plural chalcogens bonded directly to the hetero ring
380 ......Halogen attached directly or indirectly to the hetero ring
by nonionic bondingg
381 ....Polycyclo ring system having the hetero ring as one of the
cyclos
382 .....Pentacyclo ring system having the hetero ring as one of the
cyclos
383 .....Tetracyclo ring system having the hetero ring as one of the
cyclos
384 ......The tetracyclo ring system consists of four six-membered
cyclos
385 .....Tricyclo ring system having the hetero ring as one of the
cyclos
386 ......Two of the cyclos share at least three ring members or
ring carbon is shared by the three cyclos (e.g., bridged
or peri compounds, etc.)
387 ......Plural ring oxygens in the tricyclo ring system
388 ......The tricyclo ring system consists of three six-membered
cyclos (e.g., xanthene, etc.)
389 .......Naphtho-pyrans (including hydrogenated)
390 .......Dibenzo(b,d)pyrans (including hydrogenated)
391 ........Plural chalcogens bonded directly to the tricyclo ring
system
392 .......Chalcogen bonded directly to the hetero ring
393 ........Having -C(=X)-, wherein X is chalcogen, bonded directly
to the tricyclo ring system
394 .......Nitrogen bonded directly to the tricyclo ring system
395 ......Acyclic chalcogen bonded directly to the hetero ring
396 .....Bicyclo ring system having the hetero ring as one of the
cyclos
397 ......The two cyclos share at least three ring members (i.e.,
bridged)
398 ......The bicyclo ring system consists of the hetero ring and a
six-membered carbocyclic ring
399 .......Chalcogen bonded directly to the hetero ring
400 ........Plural chalcogens bonded directly to the hetero ring
401 ........Chalcogen bonded directly to the ring carbon para to the
ring oxygen (e.g., chromones, etc.)
402 .........Having -C(=X)-, wherein X is chalcogen, bonded directly
to the hetero ring
403 .........Benzene ring bonded directly to the hetero ring (e.g.,
flavones, etc.)
404 .......Nitrogen bonded directly to the bicyclo ring system
405 .......Having -C(=X)-, wherein X is chalcogen, bonded directly
to the bicyclo ring system
406 .......Carbocyclic ring bonded directly to the hetero ring of
the bicyclo ring system (e.g., flavanes, etc.)
407 .......Chalcogen or nitrogen attached indirectly to the hetero
ring by acyclic nonionic bonding
408 .......Chalcogen bonded directly to the carbocyclic ring of the
bicyclo ring system (e.g., tocopherols, etc.)
409 ........Chalcogen double bonded or plural chalcogens bonded
directly to the carbocyclic ring (e.g., coenzyme Q,
etc.)
410 ........Chalcogen of a -C(=X)X- group, wherein the X's are the
same or diverse chalcogens, bonded directly to the
carbocyclic ring of the bicyclo ring system (e.g.,
tocopherol esters, etc.)
411 ........Preparing from 1,4-di-oxygen substituted carbocyclic
ring (e.g., of p benzoquinones, p-hydroquinones, etc.)
412 ........Processes for chemical modification of substituents onn
the carbocyclic ring of the bicyclo ring system (e.g.,
alkylation of tocopherols, etc.)
413 ........Purification or recovery
414 ....Plural hetero rings
415 .....Plural six-membered hetero rings
416 ....Chalcogen bonded directly to the hetero ring
417 .....Plural chalcogens bonded directly to the hetero ring
418 ......Hydroxy bonded directly at the 3-position and oxygen
double bonded directly at the 4-position of the hetero
ring (H of -OH may be replaced by a substituted or
unsubstituted ammonium ion or a Group IA or IIA light
metal)
419 .....Nitrogen attached directly or indirectly to the hetero ring
by acyclic nonionic bonding
420 .....Having -C(=X)-, wherein X is chalcogen, attached directly
or indirectly to the hetero ring by acyclic nonionic
bonding
421 .....Alicyclic ring bonded directly to the chalcogen
422 .....Five-membered carbocyclic ring having the hetero ring as
part of one substituent and -COO- as part of another
substituent (e.g., prostaglandin intermediates, etc.)
423 .....Hydroxy or halogen attached directly or indirectly to the
hetero ring by acyclic nonionic bonding (H of -OH may be
replaced by a substituted or unsubstituted ammonium ion or
a Group IA or IIA light metal)
424 ....Nitrogen bonded directly to the hetero ring
425 ....Having -C(=X)-, wherein X is chalcogen, bonded directly to
the hetero ring
426 ....Nitrogen attached indirectly to the hetero ring by nonionic
bonding
427 ....Chalcogen attached indirectly to the hetero ring by nonionic
bonding
428 ....Halogen attached directly or indirectly to the hetero ring
by nonionic bonding
429 ...The hetero ring is five-membered
430 ....Plural ring oxygens in the hetero ring
431 .....Three or more ring oxygens in the hetero ring (e.g.,
ozonides, etc.)
432 .....Polycyclo ring system having the hetero ring as one of the
cyclos
433 ......Tricyclo ring system having the hetero ring as one of the
cyclos
434 ......Bicyclo ring system having the hetero ring as one of the
cyclos
435 .......Plural hetero rings
436 .......Having -C(=X)-, wherein X is chalcogen, bonded directly
to the bicyclo ring system
437 .......Acyclic chalcogen bonded directly to the bicyclo ring
system
438 ........Having -C(=X)-, wherein X is chalcogen, attached
indirectly to the bicyclo ring system by nonionic
bonding
439 .......Nitrogen bonded directly to the bicyclo ring system
440 .......Nitrogen attached indirectly to the bicyclo ring system
by nonionic bonding
441 ........The nitrogen is bonded directly to a -C(=X)- group,
wherein X is chalcogen
442 ........The nitrogen is attached directly to carbon by a doublee
or triple bond
443 ........Chalcogen attached indirectly to the bicyclo ring system
by nonionic bonding
444 .........The chalcogen, X, is in a -C(=X)- group
445 .......Chalcogen attached indirectly to the ring system by
nonionic bonding
446 ........The chalcogen, X, is in a -C(=X)- group
447 .........The -C(=X)- is part of a -C(=X)X- group, wherein the
X's are the same or diverse chalcogens
448 .....Plural hetero rings
449 .....Nitrogen or chalcogen bonded directly to the hetero ring
450 .....Having -C(=X)-, wherein X is chalcogen, bonded directly to
the hetero ring
451 .....Nitrogen attached indirectly to the hetero ring by nonionic
bonding
452 ......The nitrogen is bonded directly to a -C(=X)- group,
wherein X is chalcogen
453 .....Chalcogen attached indirectly to the hetero ring by
nonionic bonding
454 ......The chalcogen, X, is in a -C(=X)- group
455 .....Halogen attached directly or indirectly to the hetero ring
by nonionic bonding
456 ....Polycyclo ring system having the hetero ring as one of the
cyclos
457 .....Tetracyclo ring system having the hetero ring as one of the
cyclos
458 .....Tricyclo ring system having the hetero ring as one of the
cyclos
459 ......Two of the cyclos share at least three ring members (i.e.,
bridged)
460 ......Dibenzofurans (including hydrogenated)
461 .......Having -C(=X)-, wherein X is chalcogen, attached directly
or indirectly to the tricyclo ring system by nonionic
bonding
462 .....Bicyclo ring system having the hetero ring as one of the
cyclos
463 ......The two cyclos share at least three ring members (i.e.,
bridged)
464 ......Plural ring oxygens in the bicyclo ring system
465 ......The bicyclo ring system consists of two five-membered
cyclos
466 ......Acyclic chalcogen bonded directly to the hetero ring
467 ......Nitrogen attached directly or indirectly to the hetero
ring by acyclic nonionic bonding
468 ......Having -C(=X)-, wherein X is chalcogen, bonded directly to
the hetero ring
469 ......Benzene ring bonded directly to the hetero ring
470 ......Chalcogen of -C(=X)X-, wherein the X's are the same or
diverse chalcogens, bonded directly to the carbocyclic
ring of the bicyclo ring system
471 ......Plural double bonds between ring members of the hetero
ring
472 ....Plural hetero rings
473 .....Acyclic -C(=X)-, wherein X is chalcogen, attached directly
or indirectly to the hetero ring by nonionic bonding
474 ....Cyano bonded directly to the hetero ring
475 ....Chalcogen bonded directly to the hetero ring
476 .....Plural chalcogens bonded directly to the hetero ringg
477 ......Chalcogen double bonded directly to the hetero ring
478 ......Having -C(=X)-, wherein X is chalcogen, attached directly
or indirectly to the hetero ring by nonionic bonding
479 .....Double bond between ring members of the hetero ring
480 ....Nitrogen bonded directly to the hetero ring
481 .....Nitro bonded directly to the hetero ring
482 ......The hetero ring and an additional nitrogen are bonded
directly to the same carbon
483 ....Having -C(=X)-, wherein X is chalcogen, bonded directly to
the hetero ring
484 .....The -C(=X)- is part of a -C(=X)X- group, wherein the X's
are the same or diverse chalcogens
485 ......Plural -C(=X)X- groups bonded directly to the hetero ring
486 ......The carbon of the -C(=X)X- group is bonded directly at the
3-position of the hetero ring
487 .....Nitrogen bonded directly to the -C(=X)- group
488 .....Additional chalcogen attached indirectly to the hetero ring
by nonionic bonding
489 .....Preparation of furfural (i.e., furan-2-aldehyde)
490 .....Purification or recovery of furfural
491 ....Nitrogen attached indirectly to the hetero ring by nonionic
bonding
492 .....Nitrogen and the hetero ring are single bonded directly to
the same acyclic saturated hydrocarbon group
493 ......The nitrogen is bonded directly to a -C(=X)- group,
wherein X is chalcogen
494 ......Having -C(=X)-, wherein X is chalcogen, attached
indirectly to the hetero ring by nonionic bonding
495 ......Chalcogen attached indirectly to the hetero ring by
acyclic nonionic bonding
496 .....Having -C(=X)-, wherein X is chalcogen, attached indirectly
to the hetero ring by nonionic bonding
497 ....Chalcogen attached indirectly to the hetero ring by nonionic
bonding
498 .....The chalcogen, X, is in a -C(=X)- group
499 ......The -C(=X)- is part of a -C(=X)X- group, wherein the X's
are the same or diverse chalcogens
500 .......Plural -C(=X)X- groups attached indirectly to the hetero
ring by nonionic bonding
501 .......Additional chalcogen attached indirectly to the hetero
ring by nonionic bonding
502 .....Plural chalcogens attached indirectly to the hetero ring by
nonionic bonding
503 .....Preparing by hydrogenation of furfural
504 ....Halogen attached directly or indirectly to the hetero ring
by nonionic bonding
505 ....Plural double bonds between ring members of the hetero ring
506 .....Hydrocarbyl substituted
507 ....One double bond between ring members of the hetero ring
508 ....Preparing from compound containing -COO- group
509 ....Preparing from a hydroxy containing compound
510 ...The hetero ring is four-membered
511 ....Sulfur or halogen attached directly or indirectly to the
hetero ring by nonionic bonding
512 ...The hetero ring is three-membered consisting of one oxygen
and two carbons
513 ....Processes
514 .....Epihalohydrin, glycerol monohalohydrin or glyceroll
dihalohydrin reactant
515 ......Glycidyl ester formed by bonding the oxy of a -COO- group
directly to an acyclic carbon which is bonded directly to
an oxirane ring
516 ......Glycidyl ether formed by bonding oxygen directly to an
acyclic carbon which is bonded directly to an oxirane
ring
517 .......Phenolic ether formed
518 .....Oxirane ring formed
519 ......Carbonyl of aldehyde or ketone reacted to form oxirane
ring
520 ......By dehydrohalogenation of a halohydrin or by reacting a
hypohalite or hypohalous acid with an ethylenically
unsaturated compound at the site of unsaturation
521 .......Oxirane ring and chalcogen, cyano, nitrogen, or halogen
are bonded directly to the same carbon (e.g., glycidyl
ester formed, etc.)
522 .......Oxirane ring is unsubstituted or hydrocarbyl substituted
only
523 ......Epoxidation at site of ethylenic unsaturation
524 .......Liquid phase epoxidation
525 ........Organic peracid utilized
526 .........In situ formation of the organic peracid from
carboxylic acid and hydrogen peroxide
527 ..........Epoxidizing unsaturated fat or fatty oil, or
unsaturated derivative thereof
528 .........Epoxidizing unsaturated fat or fatty oil, or
unsaturated derivative thereof
529 ........Organic hydroperoxide reactant
530 .........Boron containing catalyst utilized
531 ........Hydrogen peroxide utilized
532 ........Air or molecular oxygen utilized
533 .........Heavy metal containing catalyst utilized
534 .......Silver containing catalyst utilized
535 ........Fluidized catalyst
536 ........Additional heavy metal containing material utilized
(e.g., promoter which contains heavy metal utilized,
etc.)
537 ........Group IIA light metal containing material utilized
538 ........Purification or recovery
539 .....Ether or -COO- group formed
540 .....Isomerization, halogenation, hydrogenation, or
dehydrohalogenation to form compound
541 .....Purification or recovery
542 ......By adsorption or by chemical reaction with impurity
543 ....Polycyclo ring system having the hetero ring as one of the
cyclos
544 .....Tetracyclo ring system having the hetero ring as one of the
cyclos
545 .....Tricyclo ring system having the hetero ring as one of the
cyclos
546 .....Bicyclo ring system having the hetero ring as one of the
cyclos
547 ......Plural bicyclo ring systems each having a hetero ring as
one of the cyclos
548 ....Having -C(=X)-, wherein X is chalcogen, bonded directly to
the hetero ring
549 .....The -C(=X)- is part of a -C(=X)X- group, wherein the X'ss
are the same or diverse chalcogens
550 ....Cyano, nitrogen, or halogen bonded directly to the hetero
ring
551 ....Nitrogen attached indirectly to the hetero ring by nonionic
bonding
552 .....Cyano or nitrogen and the hetero ring bonded directly to
the same carbon
553 .....The nitrogen is bonded directly to a -C(=X)- group, wherein
X is chalcogen
554 ....Chalcogen attached indirectly to the hetero ring by nonionic
bonding
555 .....Chalcogen and the hetero ring bonded directly to the same
carbon (e.g., glycidyl ethers, etc.)
556 ......Sulfur or -C(=X)-, wherein X is chalcogen, attached
indirectly to the hetero ring by nonionic bonding
557 .......The chalcogen, X, is part of a -C(=X)X- group or a -X-X-
group, wherein the X's are the same or diverse chalcogens
(e.g., -COO-HCH-oxirane, etc.)
558 ......Halogen attached indirectly to the hetero ring by nonionic
bonding
559 .......Carbocyclic ring containing
560 ......Carbocyclic ring containing
561 .....The chalcogen, X, is part of a -C(=X)X- group, wherein the
X's are the same or diverse chalcogens
562 ......Additional -C(=X)- or other sulfur attached indirectly to
the hetero ring
563 ....Halogen attached indirectly to the hetero ring by nonionic
bonding