5-ethyl-6-methyl-2-(trifluoromethyl)-3H,4H-thieno[2,3-d]pyrimidin-4-one

5-乙基-6-甲基-2-(三氟甲基)-3H,4H-噻吩并[2,3-d]嘧啶-4-酮

5-ethyl-6-methyl-2-(trifluoromethyl)-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 2171822-89-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9F3N2OS and a molecular weight of 262.25 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2171822-89-0
Jingsj CID
J-612519-4
Molecular Formula
C10H9F3N2OS
Chinese Name
5-乙基-6-甲基-2-(三氟甲基)-3H,4H-噻吩并[2,3-d]嘧啶-4-酮
Molecular Weight
262.25 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-ethyl-6-methyl-2-(trifluoromethyl)-3H,4H-thieno[2,3-d]pyrimidin-4-one?

The CAS number of 5-ethyl-6-methyl-2-(trifluoromethyl)-3H,4H-thieno[2,3-d]pyrimidin-4-one is 2171822-89-0.

What are the molecular formula and molecular weight of 5-ethyl-6-methyl-2-(trifluoromethyl)-3H,4H-thieno[2,3-d]pyrimidin-4-one?

5-ethyl-6-methyl-2-(trifluoromethyl)-3H,4H-thieno[2,3-d]pyrimidin-4-one has molecular formula C10H9F3N2OS and molecular weight 262.25 g/mol.

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

Last updated:

How to cite: Jingsj. "5-ethyl-6-methyl-2-(trifluoromethyl)-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 2171822-89-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-612519-4 (accessed 2026-10-25).

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