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1-(4-(thiophen-2-yl)phenyl)ethan-1-one

Also known as: 1-(4-thien-2-ylphenyl)ethanone, 1-(4-thiophen-2-yl-phenyl)-ethanone, 1-[4-(2-thienyl)phenyl]ethanone, 2-(4-acetylphenyl)thiophene, 2-(p-acetylphenyl)thiophene, 4-(thiophen-2-yl)acetophenone, 4-(2-thienyl)acetophenone

1-(4-(thiophen-2-yl)phenyl)ethan-1-one (CAS 35294-37-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H10OS and a molecular weight of 202.27200 g/mol. Key properties include a boiling point of 323ºC at 760 mmHg, a density of 1.151 g/cm3 and a flash point of 149.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
35294-37-2
Jingsj CID
J-1454044-4
Molecular Formula
C12H10OS
Molecular Weight
202.27200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point323ºC at 760 mmHg
Density1.151 g/cm3
Flash Point149.1ºC
Exact Mass202.04500
PSA45.31000
LogP3.61770

Frequently Asked Questions

What is the CAS number of 1-(4-(thiophen-2-yl)phenyl)ethan-1-one?

The CAS number of 1-(4-(thiophen-2-yl)phenyl)ethan-1-one is 35294-37-2.

What are the molecular formula and molecular weight of 1-(4-(thiophen-2-yl)phenyl)ethan-1-one?

1-(4-(thiophen-2-yl)phenyl)ethan-1-one has molecular formula C12H10OS and molecular weight 202.27200 g/mol.

What are the upstream and downstream products of 1-(4-(thiophen-2-yl)phenyl)ethan-1-one?

For 1-(4-(thiophen-2-yl)phenyl)ethan-1-one, Upstream Products: 2-Thiopheneboronic acid, 4'-Bromoacetophenone, 2-Bromothiophene; Downstream Products: 2-Bromo-1-[4-(2-thienyl)phenyl]-1-ethanone.

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

Last updated:

How to cite: Jingsj. "1-(4-(thiophen-2-yl)phenyl)ethan-1-one (CAS 35294-37-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1454044-4 (accessed 2026-11-09).

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