ethyl 2-(4-oxo-6,7-dihydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-3(5H)-yl)acetate

(4-氧代-6,7-二氢-环戊二烯并[4,5]噻吩并[2,3-d]嘧啶-3-基)乙酸乙酯

Also known as: AKOS B018620, ART-CHEM-BB B018620, Ethyl 2-(4-oxo-4,5,6,7-tetrahydro-3H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-3-yl)acetate, 4H-Cyclopenta[4,5]thieno[2,3-d]pyrimidine-3(5H)-acetic acid, 6,7-dihydro-4-oxo-, ethyl ester, Reaxys ID: 21977239, TIMTEC-BB SBB009465

ethyl 2-(4-oxo-6,7-dihydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-3(5H)-yl)acetate (CAS 433702-79-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H14N2O3S and a molecular weight of 278.32700 g/mol. It is also known as AKOS B018620, ART-CHEM-BB B018620 and Ethyl 2-(4-oxo-4,5,6,7-tetrahydro-3H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-3-yl)acetate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 433702-79-5
Jingsj CID: J-956343-0
Molecular Formula: C₁₃H₁₄N₂O₃S
Chinese Name: (4-氧代-6,7-二氢-环戊二烯并[4,5]噻吩并[2,3-d]嘧啶-3-基)乙酸乙酯
Molecular Weight: 278.32700 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of ethyl 2-(4-oxo-6,7-dihydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-3(5H)-yl)acetate?

The CAS number of ethyl 2-(4-oxo-6,7-dihydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-3(5H)-yl)acetate is 433702-79-5.

What are the molecular formula and molecular weight of ethyl 2-(4-oxo-6,7-dihydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-3(5H)-yl)acetate?

ethyl 2-(4-oxo-6,7-dihydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-3(5H)-yl)acetate has molecular formula C13H14N2O3S and molecular weight 278.32700 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "ethyl 2-(4-oxo-6,7-dihydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-3(5H)-yl)acetate (CAS 433702-79-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-956343-0 (accessed 2026-10-25).

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