3-Hydroxy-2-(2-thienyl)acrylonitrile

Also known as: 3-oxo-2-(thiophen-2-yl)propanenitrile, 2-(Thien-2-yl)-3-oxopropanenitrile, 2-Thiopheneacetonitrile, α-formyl-, (2Z)-3-Hydroxy-2-(2-thienyl)acrylonitrile, 2-Thiopheneacetonitrile, α-(hydroxymethylene)-, (αZ)-

3-Hydroxy-2-(2-thienyl)acrylonitrile (CAS 71637-32-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H5NOS and a molecular weight of 151.18600 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 71637-32-6
Jingsj CID: J-1455439-3
Molecular Formula: C₇H₅NOS
Molecular Weight: 151.18600 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	151.00900
PSA	72.26000
LogP	2.17058

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. 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 3-Hydroxy-2-(2-thienyl)acrylonitrile?

The CAS number of 3-Hydroxy-2-(2-thienyl)acrylonitrile is 71637-32-6.

What are the molecular formula and molecular weight of 3-Hydroxy-2-(2-thienyl)acrylonitrile?

3-Hydroxy-2-(2-thienyl)acrylonitrile has molecular formula C7H5NOS and molecular weight 151.18600 g/mol.

What are the upstream and downstream products of 3-Hydroxy-2-(2-thienyl)acrylonitrile?

For 3-Hydroxy-2-(2-thienyl)acrylonitrile, Upstream Products: 2-Thiopheneacetonitrile, Ethyl formate.

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. "3-Hydroxy-2-(2-thienyl)acrylonitrile (CAS 71637-32-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1455439-3 (accessed 2026-11-09).

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