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2-Amino-4,5-dimethylthiophene-3-carbonitrile

Also known as: 2-Amino-4,5-dimethyl-3-thiophenecarbonitrile, 2-Amino-3-cyano-4,5-dimethylthiophene, 2-amino-4,5-dimethyl-thiophene-3-carbonitrile, 2-amino-4,5-dimethylthiophen-3-carbonitril, 3-Thiophenecarbonitrile, 2-amino-4,5-dimethyl-

2-Amino-4,5-dimethylthiophene-3-carbonitrile (CAS 4651-94-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H8N2S and a molecular weight of 152.217 g/mol. Key properties include a boiling point of 324.3±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 149.9±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4651-94-9
Jingsj CID
J-1519731-6
Molecular Formula
C7H8N2S
Molecular Weight
152.217 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point324.3±42.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point149.9±27.9 °C
Exact Mass152.040817
PSA78.05000
LogP2.47
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.589

Frequently Asked Questions

What is the CAS number of 2-Amino-4,5-dimethylthiophene-3-carbonitrile?

The CAS number of 2-Amino-4,5-dimethylthiophene-3-carbonitrile is 4651-94-9.

What are the molecular formula and molecular weight of 2-Amino-4,5-dimethylthiophene-3-carbonitrile?

2-Amino-4,5-dimethylthiophene-3-carbonitrile has molecular formula C7H8N2S and molecular weight 152.217 g/mol.

What are the upstream and downstream products of 2-Amino-4,5-dimethylthiophene-3-carbonitrile?

For 2-Amino-4,5-dimethylthiophene-3-carbonitrile, Upstream Products: Malononitrile, 2,4-Dimethyl-3-pentanone; Downstream Products: 2-Mercapto-5,6-dimethyl-3-phenylthieno[2,3-d]pyrimidin-4(3H)-one, 2-amino-4,5-dimethylthiophene-3-carboxamide, 1,3-Diphenyl-2-thiourea.

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-Amino-4,5-dimethylthiophene-3-carbonitrile (CAS 4651-94-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519731-6 (accessed 2026-11-09).

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