N-(3,4-dimethoxyphenyl)-2-(4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)acetamide

N-(3,4-二甲氧基苯基)-2-(4-氧代[1]苯并噻吩并[3,2-d]嘧啶-3(4H)-基)乙酰胺

N-(3,4-dimethoxyphenyl)-2-(4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)acetamide (CAS 1021256-82-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C20H17N3O4S and a molecular weight of 395.4 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1021256-82-5
Jingsj CID
J-550857-0
Molecular Formula
C20H17N3O4S
Chinese Name
N-(3,4-二甲氧基苯基)-2-(4-氧代[1]苯并噻吩并[3,2-d]嘧啶-3(4H)-基)乙酰胺
Molecular Weight
395.4 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of N-(3,4-dimethoxyphenyl)-2-(4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)acetamide?

The CAS number of N-(3,4-dimethoxyphenyl)-2-(4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)acetamide is 1021256-82-5.

What are the molecular formula and molecular weight of N-(3,4-dimethoxyphenyl)-2-(4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)acetamide?

N-(3,4-dimethoxyphenyl)-2-(4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)acetamide has molecular formula C20H17N3O4S and molecular weight 395.4 g/mol.

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

Last updated:

How to cite: Jingsj. "N-(3,4-dimethoxyphenyl)-2-(4-oxo[1]benzothieno[3,2-d]pyrimidin-3(4H)-yl)acetamide (CAS 1021256-82-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-550857-0 (accessed 2026-10-24).

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