5-(3,4-Dimethoxyphenyl)-N-(2-methoxyethyl)-4-oxothieno[2,3-d]pyrimidine-3(4H)-acetamide

5-(3,4-二甲氧基苯基)-N-(2-甲氧基乙基)-4-氧代噻吩并[2,3-d]嘧啶-3(4H)-乙酰胺

5-(3,4-Dimethoxyphenyl)-N-(2-methoxyethyl)-4-oxothieno[2,3-d]pyrimidine-3(4H)-acetamide (CAS 914220-12-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C19H21N3O5S and a molecular weight of 403.5 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
914220-12-5
Jingsj CID
J-706694-2
Molecular Formula
C19H21N3O5S
Chinese Name
5-(3,4-二甲氧基苯基)-N-(2-甲氧基乙基)-4-氧代噻吩并[2,3-d]嘧啶-3(4H)-乙酰胺
Molecular Weight
403.5 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-(3,4-Dimethoxyphenyl)-N-(2-methoxyethyl)-4-oxothieno[2,3-d]pyrimidine-3(4H)-acetamide?

The CAS number of 5-(3,4-Dimethoxyphenyl)-N-(2-methoxyethyl)-4-oxothieno[2,3-d]pyrimidine-3(4H)-acetamide is 914220-12-5.

What are the molecular formula and molecular weight of 5-(3,4-Dimethoxyphenyl)-N-(2-methoxyethyl)-4-oxothieno[2,3-d]pyrimidine-3(4H)-acetamide?

5-(3,4-Dimethoxyphenyl)-N-(2-methoxyethyl)-4-oxothieno[2,3-d]pyrimidine-3(4H)-acetamide has molecular formula C19H21N3O5S and molecular weight 403.5 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(3,4-Dimethoxyphenyl)-N-(2-methoxyethyl)-4-oxothieno[2,3-d]pyrimidine-3(4H)-acetamide (CAS 914220-12-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-706694-2 (accessed 2026-10-23).

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