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4-Chloro-3-ethyl-5-methylphenol

4-氯-3-乙基-5-甲基苯酚

Also known as: 4-Chloro-3-ethyl-5-methyl-phenol, 3-ethyl-4-chloro-5-methyl-phenol, 4-Chlor-5-methyl-3-ethyl-phenol, 3-Aethyl-4-chlor-5-methyl-phenol, Phenol, 4-chloro-3-ethyl-5-methyl-, 4-CHLORO-3-ETHYL-5-METHYLPHENOL

4-Chloro-3-ethyl-5-methylphenol (CAS 1125-66-2) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C9H11ClO and a molecular weight of 170.63600 g/mol. It is also known as 4-Chloro-3-ethyl-5-methyl-phenol, 3-ethyl-4-chloro-5-methyl-phenol and 4-Chlor-5-methyl-3-ethyl-phenol. Key properties include a boiling point of 267ºC at 760mmHg, a density of 1.145g/cm3 and a flash point of 115.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1125-66-2
Jingsj CID
J-1373753-9
Molecular Formula
C9H11ClO
Chinese Name
4-氯-3-乙基-5-甲基苯酚
Molecular Weight
170.63600 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point267ºC at 760mmHg
Density1.145g/cm3
Flash Point115.2ºC

Frequently Asked Questions

What is the CAS number of 4-Chloro-3-ethyl-5-methylphenol?

The CAS number of 4-Chloro-3-ethyl-5-methylphenol is 1125-66-2.

What are the molecular formula and molecular weight of 4-Chloro-3-ethyl-5-methylphenol?

4-Chloro-3-ethyl-5-methylphenol has molecular formula C9H11ClO and molecular weight 170.63600 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Chloro-3-ethyl-5-methylphenol (CAS 1125-66-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1373753-9 (accessed 2026-10-24).

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