4-[2-Chloro-5-(trifluoromethyl)phenyl]-3-thiosemicarbazide

4-[2-氯-5-(三氟甲基)苯基]-3-氨基硫脲

Also known as: 3-Amino-1-[2-chloro-5-(trifluoromethyl)phenyl]thiourea, 1-amino-3-[2-chloro-5-(trifluoromethyl)phenyl]thiourea, N-(2-Chloro-5-(trifluoromethyl)phenyl)hydrazinecarbothioamide, 2-Chloro-5-trifluoromethylphenylthiosemicarbazide

4-[2-Chloro-5-(trifluoromethyl)phenyl]-3-thiosemicarbazide (CAS 206559-51-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H7ClF3N3S and a molecular weight of 269.67400 g/mol. It is also known as 3-Amino-1-[2-chloro-5-(trifluoromethyl)phenyl]thiourea, 1-amino-3-[2-chloro-5-(trifluoromethyl)phenyl]thiourea and N-(2-Chloro-5-(trifluoromethyl)phenyl)hydrazinecarbothioamide. Key properties include a melting point of 156-158ºC, a boiling point of 307.9ºC at 760 mmHg, a density of 1.569g/cm3 and a flash point of 140ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
206559-51-5
Jingsj CID
J-1163815-5
Molecular Formula
C8H7ClF3N3S
Chinese Name
4-[2-氯-5-(三氟甲基)苯基]-3-氨基硫脲
Molecular Weight
269.67400 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point156-158ºC
Boiling Point307.9ºC at 760 mmHg
Density1.569g/cm3
Flash Point140ºC

Frequently Asked Questions

What is the CAS number of 4-[2-Chloro-5-(trifluoromethyl)phenyl]-3-thiosemicarbazide?

The CAS number of 4-[2-Chloro-5-(trifluoromethyl)phenyl]-3-thiosemicarbazide is 206559-51-5.

What are the molecular formula and molecular weight of 4-[2-Chloro-5-(trifluoromethyl)phenyl]-3-thiosemicarbazide?

4-[2-Chloro-5-(trifluoromethyl)phenyl]-3-thiosemicarbazide has molecular formula C8H7ClF3N3S and molecular weight 269.67400 g/mol.

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

Last updated:

How to cite: Jingsj. "4-[2-Chloro-5-(trifluoromethyl)phenyl]-3-thiosemicarbazide (CAS 206559-51-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1163815-5 (accessed 2026-10-25).

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