4-(Trifluoromethyl)-2-pyrimidinethiol

4-(三氟甲基)-2-巯基嘧啶

Also known as: 2-Mercapto-4-(trifluoromethyl)pyrimidine, 4-(Trifluoromethyl)pyrimidine-2-thiol, 4-(Trifluoromethyl)-2(1H)-pyrimidinethione, 2-Pyrimidinethiol, 4-(trifluoromethyl)-, AKOS B022179, ART-CHEM-BB B022179, BUTTPARK 27\08-66, MFCD00115113

4-(Trifluoromethyl)-2-pyrimidinethiol (CAS 136547-17-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3F3N2S and a molecular weight of 180.151 g/mol. It is also known as 2-Mercapto-4-(trifluoromethyl)pyrimidine, 4-(Trifluoromethyl)pyrimidine-2-thiol and 4-(Trifluoromethyl)-2(1H)-pyrimidinethione. Key properties include a melting point of 164-166 °C(lit.), a boiling point of 234.2±50.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 95.4±30.1 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
136547-17-6
Jingsj CID
J-9642-1
Molecular Formula
C5H3F3N2S
Chinese Name
4-(三氟甲基)-2-巯基嘧啶
Molecular Weight
180.151 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point164-166 °C(lit.)
Boiling Point234.2±50.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point95.4±30.1 °C

GHS Safety & Compliance

Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of 4-(Trifluoromethyl)-2-pyrimidinethiol?

The CAS number of 4-(Trifluoromethyl)-2-pyrimidinethiol is 136547-17-6.

What are the molecular formula and molecular weight of 4-(Trifluoromethyl)-2-pyrimidinethiol?

4-(Trifluoromethyl)-2-pyrimidinethiol has molecular formula C5H3F3N2S and molecular weight 180.151 g/mol.

Is 4-(Trifluoromethyl)-2-pyrimidinethiol hazardous?

4-(Trifluoromethyl)-2-pyrimidinethiol has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "4-(Trifluoromethyl)-2-pyrimidinethiol (CAS 136547-17-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9642-1 (accessed 2026-10-22).

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