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2-Thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one

Also known as: 2-sulfanylidene-1H-thieno[2,3-d]pyrimidin-4-one, thienopyrimidin-4-one, F9995-0135

2-Thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one (CAS 117516-97-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H4N2OS2 and a molecular weight of 184.23900 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
117516-97-9
Jingsj CID
J-1005650-5
Molecular Formula
C6H4N2OS2
Molecular Weight
184.23900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass183.97700
PSA113.05000
LogP1.68560

Frequently Asked Questions

What is the CAS number of 2-Thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one?

The CAS number of 2-Thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one is 117516-97-9.

What are the molecular formula and molecular weight of 2-Thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one?

2-Thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one has molecular formula C6H4N2OS2 and molecular weight 184.23900 g/mol.

What are the upstream and downstream products of 2-Thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one?

For 2-Thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one, Upstream Products: 2-Aminothiophene-3-carboxamide, Potassium ethylxanthate, Potassium propylxanthate; Downstream Products: 2-(Methylthio)thieno[2,3-d]pyrimidin-4(1H)-one.

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

Last updated:

How to cite: Jingsj. "2-Thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one (CAS 117516-97-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1005650-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.