5-Phenyl-1,3,4-oxadiazole-2-thiol

5-苯基-1,3,4-噁二唑-2-硫醇

Also known as: 5-Phenyl-1,3,4-oxadiazole-2(3H)-thione, 2-Mercapto-5-phenyl-1,3,4-oxadiazole, 2-Phenyl-1,3,4-oxadiazole-5-thiol, 2-Phenyl-5-mercapto-1,3,4-oxadiazole, 5-Phenyl-2-mercapto-1,3,4-oxadiazole, 5-Phenyl-3H-1,3,4-oxadiazole-2-thione, 1,3,4-Oxadiazole-2(3H)-thione, 5-phenyl-, 1,3,4-oxadiazole-2-thiol, 5-phenyl-, EINECS 221-103-9, MFCD02816988

5-Phenyl-1,3,4-oxadiazole-2-thiol (CAS 3004-42-0) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C8H6N2OS and a molecular weight of 178.211 g/mol. It is also known as 5-Phenyl-1,3,4-oxadiazole-2(3H)-thione, 2-Mercapto-5-phenyl-1,3,4-oxadiazole and 2-Phenyl-1,3,4-oxadiazole-5-thiol. Key properties include a melting point of 219-222 °C(lit.), a boiling point of 306.9±25.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 139.4±23.2 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3004-42-0
Jingsj CID
J-20678-3
Molecular Formula
C8H6N2OS
Chinese Name
5-苯基-1,3,4-噁二唑-2-硫醇
Molecular Weight
178.211 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point219-222 °C(lit.)
Boiling Point306.9±25.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point139.4±23.2 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 5-Phenyl-1,3,4-oxadiazole-2-thiol?

The CAS number of 5-Phenyl-1,3,4-oxadiazole-2-thiol is 3004-42-0.

What are the molecular formula and molecular weight of 5-Phenyl-1,3,4-oxadiazole-2-thiol?

5-Phenyl-1,3,4-oxadiazole-2-thiol has molecular formula C8H6N2OS and molecular weight 178.211 g/mol.

Is 5-Phenyl-1,3,4-oxadiazole-2-thiol hazardous?

5-Phenyl-1,3,4-oxadiazole-2-thiol has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "5-Phenyl-1,3,4-oxadiazole-2-thiol (CAS 3004-42-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20678-3 (accessed 2026-10-22).

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