5-Hydroxyindole-2-carboxylic acid

5-羟基吲哚-2-甲酸

Also known as: 5-hydroxy-2-indolecarboxylic acid, 5-hydroxy-1H-indole-2-carboxylic acid, 2-carboxy-5-hydroxyindole, 5-HO-ICA, NSC 117338

CAS No.
21598-06-1
Jingsj CID
J-1503925-5
Molecular Formula
C9H7NO3
Chinese Name
5-羟基吲哚-2-甲酸
Molecular Weight
177.157 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point249 °C (dec.)(lit.)
Boiling Point511.4±30.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point263.1±24.6 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 5-Hydroxyindole-2-carboxylic acid?

21598-06-1

What are the molecular formula and molecular weight of 5-Hydroxyindole-2-carboxylic acid?

C9H7NO3, molecular weight 177.157 g/mol

Is 5-Hydroxyindole-2-carboxylic acid hazardous?

Warning

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026