Jingsj
.mol.sdf

5-(thien-2-yl)thiophene-2-carbonitrile

5-(噻吩-2-基)噻吩-2-甲腈

Also known as: [2,2'-Bithiophene]-5-carbonitrile, 2,2'-bithiophene-5-carbonitrile, 5-cyano-2,2'-bithiophene, 5-thiophen-2-ylthiophene-2-carbonitrile, 2T-CN, AKOS BC-0620

5-(thien-2-yl)thiophene-2-carbonitrile (CAS 16278-99-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H5NS2 and a molecular weight of 191.27300 g/mol. It is also known as [2,2'-Bithiophene]-5-carbonitrile, 2,2'-bithiophene-5-carbonitrile and 5-cyano-2,2'-bithiophene. Key properties include a melting point of 100ºC, a boiling point of 36ºC, a density of 1.36g/cm3 and a flash point of 148.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16278-99-2
Jingsj CID
J-1359767-8
Molecular Formula
C9H5NS2
Chinese Name
5-(噻吩-2-基)噻吩-2-甲腈
Molecular Weight
191.27300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point100ºC
Boiling Point36ºC
Density1.36g/cm3
Flash Point148.5ºC

Frequently Asked Questions

What is the CAS number of 5-(thien-2-yl)thiophene-2-carbonitrile?

The CAS number of 5-(thien-2-yl)thiophene-2-carbonitrile is 16278-99-2.

What are the molecular formula and molecular weight of 5-(thien-2-yl)thiophene-2-carbonitrile?

5-(thien-2-yl)thiophene-2-carbonitrile has molecular formula C9H5NS2 and molecular weight 191.27300 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(thien-2-yl)thiophene-2-carbonitrile (CAS 16278-99-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1359767-8 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.