1-methyl-1H-indole-5-carbonitrile

Also known as: 1-methyl-5-indolecarbonitrile, 5-cyano-1-methylindole, 5-cyano-N-methylindole, N-methyl-5-cyanoindole, 1-methylindole-5-carbonitrile, 1H-Indole-5-carbonitrile, 1-methyl-, 1H-Indole-5-carbonitrile,1-methyl-(9CI)

1-methyl-1H-indole-5-carbonitrile (CAS 91634-11-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H8N2 and a molecular weight of 156.18400 g/mol. Key properties include a melting point of 72ºC, a boiling point of 327.8ºC at 760mmHg, a density of 1.09g/cm3 and a flash point of 152ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 91634-11-6
Jingsj CID: J-1444323-3
Molecular Formula: C₁₀H₈N₂
Molecular Weight: 156.18400 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	72ºC
Boiling Point	327.8ºC at 760mmHg
Density	1.09g/cm3
Flash Point	152ºC
Exact Mass	156.06900
PSA	28.72000
LogP	2.04998
Refractive Index	1.603

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-5-carbonitrile?

The CAS number of 1-methyl-1H-indole-5-carbonitrile is 91634-11-6.

What are the molecular formula and molecular weight of 1-methyl-1H-indole-5-carbonitrile?

1-methyl-1H-indole-5-carbonitrile has molecular formula C10H8N2 and molecular weight 156.18400 g/mol.

What are the upstream and downstream products of 1-methyl-1H-indole-5-carbonitrile?

For 1-methyl-1H-indole-5-carbonitrile, Upstream Products: 5-Cyanoindole, iodomethane, 5-Bromo-1-methyl-1H-indole; Downstream Products: (1-Methyl-1H-indol-5-yl)methanamine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-methyl-1H-indole-5-carbonitrile (CAS 91634-11-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1444323-3 (accessed 2026-11-09).

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