2,3-dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxo-1H-pyrimidin-4-one

5-(2-羟乙基)-6-甲基-2-硫代-2,3-二氢嘧啶-4(1H)-酮

Also known as: 4(1H)-Pyrimidinone, 2,3-dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxo-, 2,3-Dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxo-4(1H)-pyrimidinone, 2,3-dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxopyrimidin-4(1H)-one, 5-(2-hydroxyethyl)-6-methyl-2-sulfanylidene-1H-pyrimidin-4-one, 5-(2-hydroxyethyl)-6-methyl-2-sulfanylpyrimidin-4-ol, 5-(2-hydroxyethyl)-6-methyl-2-thioxo-2,3-dihydropyrimidin-4(1H)-one, 5-(2-hydroxyethyl)-6-methyl-2-thiouracil, 4-hydroxy-2-mercapto-6-methyl-5-pyrimidineethanol, NSC 149870

2,3-dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxo-1H-pyrimidin-4-one (CAS 21585-16-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H10N2O2S and a molecular weight of 186.23100 g/mol. It is also known as 4(1H)-Pyrimidinone, 2,3-dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxo-, 2,3-Dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxo-4(1H)-pyrimidinone and 2,3-dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxopyrimidin-4(1H)-one. Key properties include a boiling point of 424ºC at 760mmHg, a density of 1.38g/cm3 and a flash point of 210.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21585-16-0
Jingsj CID
J-1144337-3
Molecular Formula
C7H10N2O2S
Chinese Name
5-(2-羟乙基)-6-甲基-2-硫代-2,3-二氢嘧啶-4(1H)-酮
Molecular Weight
186.23100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point424ºC at 760mmHg
Density1.38g/cm3
Flash Point210.3ºC

Frequently Asked Questions

What is the CAS number of 2,3-dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxo-1H-pyrimidin-4-one?

The CAS number of 2,3-dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxo-1H-pyrimidin-4-one is 21585-16-0.

What are the molecular formula and molecular weight of 2,3-dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxo-1H-pyrimidin-4-one?

2,3-dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxo-1H-pyrimidin-4-one has molecular formula C7H10N2O2S and molecular weight 186.23100 g/mol.

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

Last updated:

How to cite: Jingsj. "2,3-dihydro-5-(2-hydroxyethyl)-6-methyl-2-thioxo-1H-pyrimidin-4-one (CAS 21585-16-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1144337-3 (accessed 2026-10-24).

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