1-Chloro-4-(ethylthio)benzene

1-氯-4-(乙基硫代)苯

Also known as: 1-chloro-4-ethylsulfanylbenzene, 4-(ethylthio)chlorobenzene, 4-chlorophenyl ethyl sulfide, ethyl 4-chlorophenyl sulfide, p-chlorophenyl ethyl sulfide, 4-chlorophenyl ethyl sulphide, ethyl p-chlorophenyl sulfide, p-chlorophenylethyl sulfide

1-Chloro-4-(ethylthio)benzene (CAS 5120-72-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H9ClS and a molecular weight of 172.67500 g/mol. It is also known as 1-chloro-4-ethylsulfanylbenzene, 4-(ethylthio)chlorobenzene and 4-chlorophenyl ethyl sulfide. Key properties include a boiling point of 240.5ºC at 760 mmHg, a density of 1.16g/cm3 and a flash point of 99.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5120-72-9
Jingsj CID
J-1428372-7
Molecular Formula
C8H9ClS
Chinese Name
1-氯-4-(乙基硫代)苯
Molecular Weight
172.67500 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point240.5ºC at 760 mmHg
Density1.16g/cm3
Flash Point99.3ºC

Frequently Asked Questions

What is the CAS number of 1-Chloro-4-(ethylthio)benzene?

The CAS number of 1-Chloro-4-(ethylthio)benzene is 5120-72-9.

What are the molecular formula and molecular weight of 1-Chloro-4-(ethylthio)benzene?

1-Chloro-4-(ethylthio)benzene has molecular formula C8H9ClS and molecular weight 172.67500 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Chloro-4-(ethylthio)benzene (CAS 5120-72-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1428372-7 (accessed 2026-10-24).

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