3,7-Diphenylthieno[3,2-d]pyrimidin-4(3H)-one

3,7-二苯基噻吩并[3,2-d]嘧啶-4(3H)-酮

3,7-Diphenylthieno[3,2-d]pyrimidin-4(3H)-one (CAS 1621966-56-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H12N2OS and a molecular weight of 304.4 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1621966-56-0
Jingsj CID: J-925251-4
Molecular Formula: C₁₈H₁₂N₂OS
Chinese Name: 3,7-二苯基噻吩并[3,2-d]嘧啶-4(3H)-酮
Molecular Weight: 304.4 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 3,7-Diphenylthieno[3,2-d]pyrimidin-4(3H)-one?

The CAS number of 3,7-Diphenylthieno[3,2-d]pyrimidin-4(3H)-one is 1621966-56-0.

What are the molecular formula and molecular weight of 3,7-Diphenylthieno[3,2-d]pyrimidin-4(3H)-one?

3,7-Diphenylthieno[3,2-d]pyrimidin-4(3H)-one has molecular formula C18H12N2OS and molecular weight 304.4 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. "3,7-Diphenylthieno[3,2-d]pyrimidin-4(3H)-one (CAS 1621966-56-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-925251-4 (accessed 2026-10-24).

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