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Indole-3-glyoxylic acid

Also known as: 1H-Indol-3-yl(oxo)acetic acid, 2-(1H-Indole-3-yl)-2-oxoacetic acid, 3-Indoleglyoxylic acid, 3-Indoleglyoxidic acid, Indole-3-glyoxylic acid, indol-3-ylglyoxylic acid, α-Oxo-1H-indole-3-acetic acid, 2-(1H-indol-3-yl)-2-keto-acetic acid

Indole-3-glyoxylic acid (CAS 1477-49-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H7NO3 and a molecular weight of 189.167 g/mol. Key properties include a melting point of 217 °C (dec.)(lit.), a boiling point of 413.0±27.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 203.6±23.7 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1477-49-2
Jingsj CID
J-10699-0
Molecular Formula
C10H7NO3
Molecular Weight
189.167 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point217 °C (dec.)(lit.)
Boiling Point413.0±27.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point203.6±23.7 °C
Exact Mass189.042587
PSA70.16000
LogP0.61
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.712

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2918300090
Summary2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Indole-3-glyoxylic acid?

The CAS number of Indole-3-glyoxylic acid is 1477-49-2.

What are the molecular formula and molecular weight of Indole-3-glyoxylic acid?

Indole-3-glyoxylic acid has molecular formula C10H7NO3 and molecular weight 189.167 g/mol.

Is Indole-3-glyoxylic acid hazardous?

Indole-3-glyoxylic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Indole-3-glyoxylic acid?

For Indole-3-glyoxylic acid, Upstream Products: Indole-3-glyoxylyl chloride, Methyl indolyl-3-glyoxylate, m-Cresol; Downstream Products: Indole-3-carboxaldehyde, L-Tryptophan, Indole-3-acetic acid.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Indole-3-glyoxylic acid (CAS 1477-49-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10699-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.