N-benzyl-2-[5,6-dimethyl-2,4-dioxo-3-(2-phenylethyl)-1H,2H,3H,4H-thieno[2,3-d]pyrimidin-1-yl]-N-ethylacetamide

N-苄基-2-[5,6-二甲基-2,4-二氧代-3-(2-苯基乙基)-1H,2H,3H,4H-噻吩并[2,3-d]嘧啶-1-基]-N-乙基乙酰胺

N-benzyl-2-[5,6-dimethyl-2,4-dioxo-3-(2-phenylethyl)-1H,2H,3H,4H-thieno[2,3-d]pyrimidin-1-yl]-N-ethylacetamide (CAS 689740-76-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C27H29N3O3S and a molecular weight of 475.6 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
689740-76-9
Jingsj CID
J-701598-0
Molecular Formula
C27H29N3O3S
Chinese Name
N-苄基-2-[5,6-二甲基-2,4-二氧代-3-(2-苯基乙基)-1H,2H,3H,4H-噻吩并[2,3-d]嘧啶-1-基]-N-乙基乙酰胺
Molecular Weight
475.6 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of N-benzyl-2-[5,6-dimethyl-2,4-dioxo-3-(2-phenylethyl)-1H,2H,3H,4H-thieno[2,3-d]pyrimidin-1-yl]-N-ethylacetamide?

The CAS number of N-benzyl-2-[5,6-dimethyl-2,4-dioxo-3-(2-phenylethyl)-1H,2H,3H,4H-thieno[2,3-d]pyrimidin-1-yl]-N-ethylacetamide is 689740-76-9.

What are the molecular formula and molecular weight of N-benzyl-2-[5,6-dimethyl-2,4-dioxo-3-(2-phenylethyl)-1H,2H,3H,4H-thieno[2,3-d]pyrimidin-1-yl]-N-ethylacetamide?

N-benzyl-2-[5,6-dimethyl-2,4-dioxo-3-(2-phenylethyl)-1H,2H,3H,4H-thieno[2,3-d]pyrimidin-1-yl]-N-ethylacetamide has molecular formula C27H29N3O3S and molecular weight 475.6 g/mol.

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

Last updated:

How to cite: Jingsj. "N-benzyl-2-[5,6-dimethyl-2,4-dioxo-3-(2-phenylethyl)-1H,2H,3H,4H-thieno[2,3-d]pyrimidin-1-yl]-N-ethylacetamide (CAS 689740-76-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-701598-0 (accessed 2026-10-24).

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