5-Fluoro-2-thioxo-2,3-dihydropyrimidin-4(1H)-one

5-氟-2-硫代-2,3-二氢嘧啶-4(1H)-酮

Also known as: 2-Mercapto-4-hydroxy-5-fluoropyrimidine, 4(1H)-Pyrimidinone, 5-fluoro-2,3-dihydro-2-thioxo-, 5-Fluoro-2-thioxo-1,2,3,4-tetrahydro-4-pyrimidinone, 5-fluoro-2-sulfanylidene-1H-pyrimidin-4-one, 2-Thioxo-5-fluoro-1,2-dihydropyrimidine-4(3H)-one

5-Fluoro-2-thioxo-2,3-dihydropyrimidin-4(1H)-one (CAS 1542-23-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H3FN2OS and a molecular weight of 146.14300 g/mol. It is also known as 2-Mercapto-4-hydroxy-5-fluoropyrimidine, 4(1H)-Pyrimidinone, 5-fluoro-2,3-dihydro-2-thioxo- and 5-Fluoro-2-thioxo-1,2,3,4-tetrahydro-4-pyrimidinone. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1542-23-0
Jingsj CID: J-1355360-3
Molecular Formula: C₄H₃FN₂OS
Chinese Name: 5-氟-2-硫代-2,3-二氢嘧啶-4(1H)-酮
Molecular Weight: 146.14300 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-Fluoro-2-thioxo-2,3-dihydropyrimidin-4(1H)-one?

The CAS number of 5-Fluoro-2-thioxo-2,3-dihydropyrimidin-4(1H)-one is 1542-23-0.

What are the molecular formula and molecular weight of 5-Fluoro-2-thioxo-2,3-dihydropyrimidin-4(1H)-one?

5-Fluoro-2-thioxo-2,3-dihydropyrimidin-4(1H)-one has molecular formula C4H3FN2OS and molecular weight 146.14300 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. "5-Fluoro-2-thioxo-2,3-dihydropyrimidin-4(1H)-one (CAS 1542-23-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1355360-3 (accessed 2026-10-24).

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