1-hydroxy-5,5-dimethyl-2-phenylimidazolidine-4-thione

1-羟基-5,5-二甲基-2-苯基咪唑烷-4-硫酮

Also known as: 1-HYDROXY-5,5-DIMETHYL-2-PHENYLIMIDAZOLIDIN-4-THIONE, 1-HYDROXY-5,5-DIMETHYL-2-PHENYLTETRAHYDRO-4H-IMIDAZOLE-4-THIONE, 1-Hydroxy-5,5-dimethyl-2-phenyltetrahydro-4H-imidazole-4-thione, 4-Imidazolidinethione, 1-hydroxy-5,5-dimethyl-2-phenyl-, 5,5-DIMETHYL-1-HYDROXY-2-PHENYL-IMIDAZOLIDINE-4-THIONE, 5,5-Dimethyl-1-hydroxy-2-phenyl-4-thioxoimidazolidine, (5,5-Dimethyl-1-hydroxy-4-thioxoimidazolidin-2-yl)benzene, 5,5-Dimethyl-1-hydroxy-2-phenylimidazolidine-4-thione, HMS1522E22

1-hydroxy-5,5-dimethyl-2-phenylimidazolidine-4-thione (CAS 257869-91-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H14N2OS and a molecular weight of 222.30700 g/mol. It is also known as 1-HYDROXY-5,5-DIMETHYL-2-PHENYLIMIDAZOLIDIN-4-THIONE, 1-HYDROXY-5,5-DIMETHYL-2-PHENYLTETRAHYDRO-4H-IMIDAZOLE-4-THIONE and 1-Hydroxy-5,5-dimethyl-2-phenyltetrahydro-4H-imidazole-4-thione. Key properties include a melting point of 193-195ºC, a boiling point of 364.9ºC at 760mmHg, a density of 1.29g/cm3 and a flash point of 174.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
257869-91-3
Jingsj CID
J-1483691-2
Molecular Formula
C11H14N2OS
Chinese Name
1-羟基-5,5-二甲基-2-苯基咪唑烷-4-硫酮
Molecular Weight
222.30700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point193-195ºC
Boiling Point364.9ºC at 760mmHg
Density1.29g/cm3
Flash Point174.5ºC

Frequently Asked Questions

What is the CAS number of 1-hydroxy-5,5-dimethyl-2-phenylimidazolidine-4-thione?

The CAS number of 1-hydroxy-5,5-dimethyl-2-phenylimidazolidine-4-thione is 257869-91-3.

What are the molecular formula and molecular weight of 1-hydroxy-5,5-dimethyl-2-phenylimidazolidine-4-thione?

1-hydroxy-5,5-dimethyl-2-phenylimidazolidine-4-thione has molecular formula C11H14N2OS and molecular weight 222.30700 g/mol.

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

Last updated:

How to cite: Jingsj. "1-hydroxy-5,5-dimethyl-2-phenylimidazolidine-4-thione (CAS 257869-91-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1483691-2 (accessed 2026-10-25).

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