(0)C07C:19/49:
IPC6
SECTION C - CHEMISTRY; METALLURGY
ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C
20/50
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C07C057/00 - C07C057/76
57
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00
Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
(cyclic anhydrides
C 07 D
)
[2]
57
/
02
•
with only carbon-to-carbon double bonds as unsaturation
57
/
03
•
•
Monocarboxylic acids [3]
57
/
04
•
•
•
Acrylic acid; Methacrylic acid [3]
57
/
045
•
•
•
•
Preparation by oxidation in the liquid phase [3]
57
/
05
•
•
•
•
Preparation by oxidation in the gaseous phase [3]
57
/
055
•
•
•
•
•
starting from unsaturated aldehydes [3]
57
/
065
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•
•
•
Preparation by splitting-off H—X, X being halogen, OR, or NR
2
, R being hydrogen or a hydrocarbon group [3]
57
/
07
•
•
•
•
Separation; Purification; Stabilisation; Use of additives [3]
57
/
075
•
•
•
•
•
Use of additives, e.g. for stabilisation [3]
57
/
08
•
•
•
Crotonic acid [3]
57
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10
•
•
•
Sorbic acid [3]
57
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12
•
•
•
Straight chain carboxylic acids containing eighteen carbon atoms [3]
57
/
13
•
•
Dicarboxylic acids [3]
57
/
145
•
•
•
Maleic acid [3]
57
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15
•
•
•
Fumaric acid [3]
57
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155
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•
•
Citraconic acid [3]
57
/
16
•
•
•
Muconic acid [3]
57
/
18
•
with only carbon-to-carbon triple bonds as unsaturation
57
/
20
•
•
Propiolic acid
57
/
22
•
•
Acetylene dicarboxylic acid
57
/
24
•
•
Diacetylene or polyacetylene dicarboxylic acids
57
/
26
•
containing rings other than six-membered aromatic rings [3]
57
/
28
•
•
containing an adamantane ring system [3]
57
/
30
•
containing six-membered aromatic rings [3]
57
/
32
•
•
Phenylacetic acid [3]
57
/
34
•
•
containing more than one carboxyl group [3]
57
/
36
•
•
•
Phenylmalonic acid [3]
57
/
38
•
•
polycyclic [3]
57
/
40
•
•
•
containing condensed ring systems [3]
57
/
42
•
•
having unsaturation outside the rings [3]
57
/
44
•
•
•
Cinnamic acid [3]
57
/
46
•
containing six-membered aromatic rings and other rings, e.g. cyclohexylphenylacetic acid [3]
57
/
48
•
•
having unsaturation outside the aromatic rings [3]
57
/
50
•
•
containing condensed ring systems [3]
57
/
52
•
containing halogen [3]
57
/
54
•
•
Halogenated acrylic or methacrylic acids [3]
57
/
56
•
•
containing rings other than six-membered aromatic rings [3]
57
/
58
•
•
containing six-membered aromatic rings [3]
57
/
60
•
•
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having unsaturation outside the rings [3]
57
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62
•
•
containing six-membered aromatic rings and other rings [3]
57
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64
•
Acyl halides [3]
57
/
66
•
•
with only carbon-to-carbon double bonds as unsaturation [3]
57
/
68
•
•
with only carbon-to-carbon triple bonds as unsaturation [3]
57
/
70
•
•
containing rings other than six-membered aromatic rings [3]
57
/
72
•
•
containing six-membered aromatic rings [3]
57
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74
•
•
containing six-membered aromatic rings and other rings [3]
57
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76
•
•
containing halogen outside the carbonyl halide groups [3]
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