Methyl 2-(4-oxo-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-3(4H)-yl)acetate

2-(4-氧代-5,6,7,8-四氢苯并[4,5]噻吩并[2,3-d]嘧啶-3(4H)-基)乙酸甲酯

Also known as: (4-Oxo-5,6,7,8-tetrahydro-4H-benzo[4,5]thieno[2,3-d]pyrimidin-3-yl)-acetic acid methyl ester, 5,6,7,8-Tetrahydro-[1]-benzothieno[2,3-d]pyrimidin-4-oxo-3(4H)-acetic acid methyl ester, Aurora 20936, [1]Benzothieno[2,3-d]pyrimidine-3(4H)-acetic acid, 5,6,7,8-tetrahydro-4-oxo-, methyl ester, HMS1722l15

Methyl 2-(4-oxo-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-3(4H)-yl)acetate (CAS 450376-42-8) 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 (4-Oxo-5,6,7,8-tetrahydro-4H-benzo[4,5]thieno[2,3-d]pyrimidin-3-yl)-acetic acid methyl ester, 5,6,7,8-Tetrahydro-[1]-benzothieno[2,3-d]pyrimidin-4-oxo-3(4H)-acetic acid methyl ester and Aurora 20936. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
450376-42-8
Jingsj CID
J-1925730-7
Molecular Formula
C13H14N2O3S
Chinese Name
2-(4-氧代-5,6,7,8-四氢苯并[4,5]噻吩并[2,3-d]嘧啶-3(4H)-基)乙酸甲酯
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 Methyl 2-(4-oxo-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-3(4H)-yl)acetate?

The CAS number of Methyl 2-(4-oxo-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-3(4H)-yl)acetate is 450376-42-8.

What are the molecular formula and molecular weight of Methyl 2-(4-oxo-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-3(4H)-yl)acetate?

Methyl 2-(4-oxo-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-3(4H)-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:

How to cite: Jingsj. "Methyl 2-(4-oxo-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-3(4H)-yl)acetate (CAS 450376-42-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1925730-7 (accessed 2026-10-25).

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