4,5-Diphenyl-2-imidazolethiol

4,5-二苯基-2-咪唑硫醇

Also known as: 1,3-dihydro-4,5-diphenyl-2H-imidazole-2-thione, 4,5-diphenyl-1H-imidazole-2-thiol, 4,5-diphenyl-2-mercaptoimidazole, 4,5-diphenyl-1,3-dihydroimidazole-2-thione, 4,5-diphenyl-2-mercapto-1H-imidazole, 4,5-diphenylimidazole-2-thiol, 4,5-diphenyl-4-imidazoline-2-thione

4,5-Diphenyl-2-imidazolethiol (CAS 2349-58-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C15H12N2S and a molecular weight of 252.33400 g/mol. It is also known as 1,3-dihydro-4,5-diphenyl-2H-imidazole-2-thione, 4,5-diphenyl-1H-imidazole-2-thiol and 4,5-diphenyl-2-mercaptoimidazole. Key properties include a melting point of >300 °C(lit.), a boiling point of 407.5ºC at 760mmHg, a density of 1.29g/cm3 and a flash point of 200.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2349-58-8
Jingsj CID: J-36215-7
Molecular Formula: C₁₅H₁₂N₂S
Chinese Name: 4,5-二苯基-2-咪唑硫醇
Molecular Weight: 252.33400 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	>300 °C(lit.)
Boiling Point	407.5ºC at 760mmHg
Density	1.29g/cm3
Flash Point	200.3ºC

Frequently Asked Questions

What is the CAS number of 4,5-Diphenyl-2-imidazolethiol?

The CAS number of 4,5-Diphenyl-2-imidazolethiol is 2349-58-8.

What are the molecular formula and molecular weight of 4,5-Diphenyl-2-imidazolethiol?

4,5-Diphenyl-2-imidazolethiol has molecular formula C15H12N2S and molecular weight 252.33400 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. "4,5-Diphenyl-2-imidazolethiol (CAS 2349-58-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36215-7 (accessed 2026-10-24).

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