2-Methylindole
Also known as: 2-Methyl-1H-indole, 1H-Indole, 2-methyl-, alpha-Methylindole, NSC 7514, MFCD00005616
2-Methylindole (CAS 95-20-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H9N and a molecular weight of 131.17 g/mol. Key properties include a melting point of 57-59 °C(lit.), a boiling point of 272.0±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 112.5±11.3 °C. It is classified under GHS with signal word Danger and hazard statements H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 95-20-5
- Jingsj CID
- J-812582-4
- Molecular Formula
- C9H9N
- Molecular Weight
- 131.17 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 57-59 °C(lit.) |
|---|---|
| Boiling Point | 272.0±0.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 112.5±11.3 °C |
| Exact Mass | 131.073502 |
| PSA | 15.79000 |
| LogP | 2.60 |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.655 |
GHS Safety & Compliance
- H318 — Causes serious eye damage
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 2-Methylindole?
The CAS number of 2-Methylindole is 95-20-5.
What are the molecular formula and molecular weight of 2-Methylindole?
2-Methylindole has molecular formula C9H9N and molecular weight 131.17 g/mol.
Is 2-Methylindole hazardous?
2-Methylindole has GHS signal word Danger and hazard statements H318 — Causes serious eye damage.
What are the upstream and downstream products of 2-Methylindole?
For 2-Methylindole, Upstream Products: 2-Methylindoline, 2-Butynoic acid; Downstream Products: 2-Ethyl-1H-indole, 1,2-Dimethylindole, Indole-2-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. "2-Methylindole (CAS 95-20-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-812582-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.