1-[4-(Trifluoromethoxy)phenyl]-2-thiourea

4-(三氟甲氧基)苯基硫脲

Also known as: [4-(trifluoromethoxy)phenyl]thiourea, N-[4-(trifluoromethoxy)phenyl]thiourea, 4-(Trifluoromethoxy)phenylthiourea, 1-(4-(trifluoromethoxy)phenyl)-2-thiourea, 1-(4-(trifluoromethoxy)phenyl)thiourea, 4-trifluoromethoxy-benzenethiourea, Riluzole Impurity 15, amino{[4-(trifluoromethoxy)phenyl]amino}methane-1-thione

1-[4-(Trifluoromethoxy)phenyl]-2-thiourea (CAS 142229-74-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H7F3N2OS and a molecular weight of 236.21400 g/mol. It is also known as [4-(trifluoromethoxy)phenyl]thiourea, N-[4-(trifluoromethoxy)phenyl]thiourea and 4-(Trifluoromethoxy)phenylthiourea. Key properties include a melting point of 138-140ºC, a boiling point of 269.5ºC at 760mmHg, a density of 1.495g/cm3 and a flash point of 116.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
142229-74-1
Jingsj CID
J-1047305-0
Molecular Formula
C8H7F3N2OS
Chinese Name
4-(三氟甲氧基)苯基硫脲
Molecular Weight
236.21400 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point138-140ºC
Boiling Point269.5ºC at 760mmHg
Density1.495g/cm3
Flash Point116.8ºC

Frequently Asked Questions

What is the CAS number of 1-[4-(Trifluoromethoxy)phenyl]-2-thiourea?

The CAS number of 1-[4-(Trifluoromethoxy)phenyl]-2-thiourea is 142229-74-1.

What are the molecular formula and molecular weight of 1-[4-(Trifluoromethoxy)phenyl]-2-thiourea?

1-[4-(Trifluoromethoxy)phenyl]-2-thiourea has molecular formula C8H7F3N2OS and molecular weight 236.21400 g/mol.

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

Last updated:

How to cite: Jingsj. "1-[4-(Trifluoromethoxy)phenyl]-2-thiourea (CAS 142229-74-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1047305-0 (accessed 2026-10-25).

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