4-Methyl-1H-indole-2-carboxylic acid

Modify Date: 2025-08-27 15:47:09

4-Methyl-1H-indole-2-carboxylic acid Structure
4-Methyl-1H-indole-2-carboxylic acid structure
Common Name 4-Methyl-1H-indole-2-carboxylic acid
CAS Number 18474-57-2 Molecular Weight 175.184
Density 1.3±0.1 g/cm3 Boiling Point 419.9±25.0 °C at 760 mmHg
Molecular Formula C10H9NO2 Melting Point 220-221°C
MSDS Chinese USA Flash Point 207.8±23.2 °C

 Names

Name 4-methyl-1h-indole-2-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 419.9±25.0 °C at 760 mmHg
Melting Point 220-221°C
Molecular Formula C10H9NO2
Molecular Weight 175.184
Flash Point 207.8±23.2 °C
Exact Mass 175.063324
PSA 53.09000
LogP 2.77
Vapour Pressure 0.0±1.0 mmHg at 25°C
Index of Refraction 1.696
InChIKey QMSCXKCJGFIXDF-UHFFFAOYSA-N
SMILES Cc1cccc2[nH]c(C(=O)O)cc12

 Safety Information

Hazard Codes Xi
Risk Phrases 36/37/38
Safety Phrases 26
HS Code 2933990090

 Synthetic Route

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4-Methyl-1H-indole-2-carboxylic acid Structure

4-Methyl-1H-ind...

CAS#:18474-57-2

Literature: US5489593 A1, ;

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4-Methyl-1H-indole-2-carboxylic acid Structure

4-Methyl-1H-ind...

CAS#:18474-57-2

Literature: Gazzetta Chimica Italiana, , vol. 87, p. 949,953, 958

~%

4-Methyl-1H-indole-2-carboxylic acid Structure

4-Methyl-1H-ind...

CAS#:18474-57-2

Literature: Gazzetta Chimica Italiana, , vol. 87, p. 949,953, 958

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

1H-Indole-2-carboxylic acid, 4-methyl-
4-Methyl-1H-indole-2-carboxylic acid
4-Methylindole-2-carboxylic acid
4-Methyl-indol-2-carbonsaeure
4-methyl-2-indolecarboxylic acid
MFCD02664476
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