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5-(2-THIENYL)TETRAHYDROTHIOPHEN-3-ONE

Also known as: 2,3-Dihydro-2,2'-bithiophen-4(5H)-one, 4-OXO-2-(THIEN-2-YL)TETRAHYDROTHIOPHENE, 5-(Thien-2-yl)tetrahydrothiophen-3-one, 5-(Thiophen-2-yl)dihydrothiophen-3(2H)-one, [2,2'-Bithiophen]-4(5H)-one, 2,3-dihydro-, 5-thiophen-2-ylthiolan-3-one

5-(2-THIENYL)TETRAHYDROTHIOPHEN-3-ONE (CAS 108372-48-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8OS2 and a molecular weight of 184.27900 g/mol. Key properties include a melting point of 55-58ºC, a boiling point of 324.6ºC at 760 mmHg, a density of 1.331g/cm3 and a flash point of 150.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
108372-48-1
Jingsj CID
J-1373594-9
Molecular Formula
C8H8OS2
Molecular Weight
184.27900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point55-58ºC
Boiling Point324.6ºC at 760 mmHg
Density1.331g/cm3
Flash Point150.1ºC
Exact Mass184.00200
PSA70.61000
LogP2.49520
Vapor Pressure0.000242mmHg at 25°C
Refractive Index1.635

Customs & Trade Information

HS Code2934999090
Summary2934999090. 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 5-(2-THIENYL)TETRAHYDROTHIOPHEN-3-ONE?

The CAS number of 5-(2-THIENYL)TETRAHYDROTHIOPHEN-3-ONE is 108372-48-1.

What are the molecular formula and molecular weight of 5-(2-THIENYL)TETRAHYDROTHIOPHEN-3-ONE?

5-(2-THIENYL)TETRAHYDROTHIOPHEN-3-ONE has molecular formula C8H8OS2 and molecular weight 184.27900 g/mol.

What are the upstream and downstream products of 5-(2-THIENYL)TETRAHYDROTHIOPHEN-3-ONE?

For 5-(2-THIENYL)TETRAHYDROTHIOPHEN-3-ONE, Upstream Products: (E)-Methyl 3-(thiophen-2-yl)acrylate, 3-(2-Thienyl)acrylic acid.

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

Last updated:

How to cite: Jingsj. "5-(2-THIENYL)TETRAHYDROTHIOPHEN-3-ONE (CAS 108372-48-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1373594-9 (accessed 2026-11-09).

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