2-(But-3-en-1-yn-1-yl) thiophene

2-(丁-3-烯-1-炔-1-基)噻吩

2-(But-3-en-1-yn-1-yl) thiophene (CAS 4805-19-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H6S and a molecular weight of 134.20 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4805-19-0
Jingsj CID
J-1821174-4
Molecular Formula
C8H6S
Chinese Name
2-(丁-3-烯-1-炔-1-基)噻吩
Molecular Weight
134.20 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-(But-3-en-1-yn-1-yl) thiophene?

The CAS number of 2-(But-3-en-1-yn-1-yl) thiophene is 4805-19-0.

What are the molecular formula and molecular weight of 2-(But-3-en-1-yn-1-yl) thiophene?

2-(But-3-en-1-yn-1-yl) thiophene has molecular formula C8H6S and molecular weight 134.20 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(But-3-en-1-yn-1-yl) thiophene (CAS 4805-19-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1821174-4 (accessed 2026-10-24).

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