with two aryl or substituted aryl radicals attached in positions 2 and 5 [5]
271
/
113
•
•
•
with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical [5]
271
/
12
•
condensed with carbocyclic rings or ring systems [2]
273
/
00
Heterocyclic compounds containing rings having nitrogen and oxygen atoms as the only ring hetero atoms, not provided for by groups C 07 D 261/00 to C 07 D 271/00 [2]
273
/
01
•
having one nitrogen atom [3]
273
/
02
•
having two nitrogen atoms and only one oxygen atom [2]
273
/
04
•
•
Six-membered rings [2]
273
/
06
•
•
Seven-membered rings [2]
273
/
08
•
having two nitrogen atoms and more than one oxygen atom [3]
Heterocyclic compounds having nitrogen and sulfur as the only ring hetero atoms [2]
275
/
00
Heterocyclic compounds containing 1, 2-thiazole or hydrogenated 1,2-thiazole rings [2]
275
/
02
•
not condensed with other rings [2]
275
/
03
•
•
with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms [5]
275
/
04
•
condensed with carbocyclic rings or ring systems [2]
275
/
06
•
•
with hetero atoms directly attached to the ring sulfur atom [2]
277
/
00
Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings [2]
277
/
02
•
not condensed with other rings [2]
277
/
04
•
•
having no double bonds between ring members or between ring members and non-ring members [2]
277
/
06
•
•
•
with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms [2]
277
/
08
•
•
having one double bond between ring members or between a ring member and a non-ring member [2]
277
/
10
•
•
•
with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms [2]
277
/
12
•
•
•
with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms [2]
277
/
14
•
•
•
•
Oxygen atoms [2]
277
/
16
•
•
•
•
Sulfur atoms [2]
277
/
18
•
•
•
•
Nitrogen atoms [2]
277
/
20
•
•
having two or three double bonds between ring members or between ring members and non-ring members [2]
277
/
22
•
•
•
with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms [2]
277
/
24
•
•
•
•
Radicals substituted by oxygen atoms [2]
277
/
26
•
•
•
•
Radicals substituted by sulfur atoms [2]
277
/
28
•
•
•
•
Radicals substituted by nitrogen atoms [2]
277
/
30
•
•
•
•
Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals [2]
277
/
32
•
•
•
with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms [2]
277
/
34
•
•
•
•
Oxygen atoms [2]
277
/
36
•
•
•
•
Sulfur atoms [2]
277
/
38
•
•
•
•
Nitrogen atoms [2]
277
/
40
•
•
•
•
•
Unsubstituted amino or imino radicals [2]
277
/
42
•
•
•
•
•
Amino or imino radicals substituted by hydrocarbon or substituted hydrocarbon radicals [2]
277
/
44
•
•
•
•
•
Acylated amino or imino radicals [2]
277
/
46
•
•
•
•
•
•
by carboxylic acids, or sulfur or nitrogen analogues thereof [2]
277
/
48
•
•
•
•
•
•
by radicals derived from carbonic acid, or sulfur or nitrogen analogues thereof, e.g. carbonylguanidines [2]
277
/
50
•
•
•
•
•
Nitrogen atoms bound to hetero atoms (nitro radicals C 07 D 277/58) [2]
277
/
52
•
•
•
•
•
•
to sulfur atoms, e.g. sulfonamides [2]
277
/
54
•
•
•
•
Nitrogen and either oxygen or sulfur atoms [2]
277
/
56
•
•
•
•
Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen [2]
277
/
58
•
•
•
•
Nitro radicals [2]
277
/
587
•
•
•
with aliphatic hydrocarbon radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms, said aliphatic radicals being substituted in the alpha-position to the ring by a hetero atom, e.g. with m >= 0, Z being a singly or a doubly bound hetero atom [5]
277
/
593
•
•
•
•
Z being doubly bound oxygen or doubly bound nitrogen, which nitrogen is part of a possibly substituted oximino radical [5]
277
/
60
•
condensed with carbocyclic rings or ring systems [2]
277
/
62
•
•
Benzothiazoles [2]
277
/
64
•
•
•
with only hydrocarbon or substituted hydrocarbon radicals attached in position 2 [2]
277
/
66
•
•
•
•
with aromatic rings or ring systems directly attached in position 2 [2]
277
/
68
•
•
•
with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2 [2]
with m >= 0, Z being a singly or a doubly bound hetero atom [5]