1H-Indole-3-carboxylic acid

Modify Date: 2025-08-21 20:21:45

1H-Indole-3-carboxylic acid Structure
1H-Indole-3-carboxylic acid structure
 Common Name 1H-Indole-3-carboxylic acid
CAS Number 771-50-6 Molecular Weight 161.157
Density 1.4±0.1 g/cm3 Boiling Point 419.6±18.0 °C at 760 mmHg
Molecular Formula C9H7NO2 Melting Point 232-234 °C (dec.)(lit.)
MSDS USA Flash Point 207.6±21.2 °C

 Use of 1H-Indole-3-carboxylic acid


Indole-3-carboxylic acid is a normal urinary indolic tryptophan metabolite and has been found elevated in patients with liver diseases[1][2].

 Names

Name indole-3-carboxylic acid
Synonym More Synonyms

 1H-Indole-3-carboxylic acid Biological Activity

Description Indole-3-carboxylic acid is a normal urinary indolic tryptophan metabolite and has been found elevated in patients with liver diseases[1][2].
Related Catalog
Target

Human Endogenous Metabolite

References

[1]. Byrd DJ, et al. The analysis of indolic tryptophan metabolites in human urine. Thin-layer chromatography and in situ quantitation. J Chromatogr. 1974 Jul 17;94(0):85-106.

[2]. HARTMANN F, et al. [Indolepatterns in the urine of liver patients]. Klin Wochenschr. 1962 Jul 15;40:721-9.

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Boiling Point 419.6±18.0 °C at 760 mmHg
Melting Point 232-234 °C (dec.)(lit.)
Molecular Formula C9H7NO2
Molecular Weight 161.157
Flash Point 207.6±21.2 °C
Exact Mass 161.047684
PSA 53.09000
LogP 1.99
Vapour Pressure 0.0±1.0 mmHg at 25°C
Index of Refraction 1.726
Storage condition 2-8°C

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xn:Harmful
Risk Phrases R21/22;R36/37/38
Safety Phrases S22-S24/25-S36/37/39-S26
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS NK7882892
HS Code 2942000000

 Synthetic Route

 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%

 Articles23

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Total synthesis of kottamide E.

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The first synthesis of kottamide E, a marine natural product containing a 5,6-dibromoindole linked via a (Z)-enamide to an unusual 1,2-dithiolane-containing amino acid, is reported.

 Synonyms

3-Indolylcarboxylic acid
EINECS 212-231-6
Indole-3-carboxylic acid
Indole-3-carboxylicacid
1H-Indole-3-carboxylic acid
MFCD00005624
Indole-3-carboxylic_acid
3-Indoleformic acid
3-Indolecarboxylic acid
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