1-Methyl-1H-indole-3-carboxylic acid
Also known as: 1-Methylindole-3-carboxylic acid, 1-methyl-1H-indol-3-carboxylic acid, 1-methyl-indole-3-carboxylic acid, 1-Methyl-3-indolecarboxylic acid, MFCD01321244, 1H-Indole-3-carboxylic acid, 1-methyl-
1-Methyl-1H-indole-3-carboxylic acid (CAS 32387-21-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9NO2 and a molecular weight of 175.184 g/mol. Key properties include a melting point of 197-200 °C (dec.), a boiling point of 389.0±15.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 189.0±20.4 °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.
- 32387-21-6
- Jingsj CID
- J-49275-1
- Molecular Formula
- C10H9NO2
- Molecular Weight
- 175.184 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 197-200 °C (dec.) |
|---|---|
| Boiling Point | 389.0±15.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 189.0±20.4 °C |
| Exact Mass | 175.063324 |
| PSA | 42.23000 |
| LogP | 2.22 |
| Vapor Pressure | 0.0±0.9 mmHg at 25°C |
| Refractive Index | 1.612 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| 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% |
Frequently Asked Questions
What is the CAS number of 1-Methyl-1H-indole-3-carboxylic acid?
The CAS number of 1-Methyl-1H-indole-3-carboxylic acid is 32387-21-6.
What are the molecular formula and molecular weight of 1-Methyl-1H-indole-3-carboxylic acid?
1-Methyl-1H-indole-3-carboxylic acid has molecular formula C10H9NO2 and molecular weight 175.184 g/mol.
Is 1-Methyl-1H-indole-3-carboxylic acid hazardous?
1-Methyl-1H-indole-3-carboxylic 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 1-Methyl-1H-indole-3-carboxylic acid?
For 1-Methyl-1H-indole-3-carboxylic acid, Upstream Products: 1H-Indole-3-carboxylic acid, iodomethane, 1-Methylindole; Downstream Products: 1-Methyl-2-phenylindole, 1-Methyl-1H-indole-3-carbonyl chloride, 1,2-dimethylindole-3-carboxylic 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. "1-Methyl-1H-indole-3-carboxylic acid (CAS 32387-21-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49275-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.