5-chloro-2-(4-chlorophenoxy)aniline

5-氯-2-(4-氯苯氧基)-苯胺

Also known as: 2-Amino-4,4'-dichlorodiphenyl ether, 5-Chloro-2-(4-chlorophenoxy)benzenamine, 5-Chloro-2-(p-chlorophenoxy)aniline, 5-Chloro-2-(4-chloro-phenoxy)-phenylamine, Fast Red FR Base, Diazo Fast Red FR, C.I. Azoic Diazo Component 33, MFCD00027391, EINECS 204-460-5

5-chloro-2-(4-chlorophenoxy)aniline (CAS 121-27-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C12H9Cl2NO and a molecular weight of 254.112 g/mol. It is also known as 2-Amino-4,4'-dichlorodiphenyl ether, 5-Chloro-2-(4-chlorophenoxy)benzenamine and 5-Chloro-2-(p-chlorophenoxy)aniline. Key properties include a melting point of 51-53 °C(lit.), a boiling point of 354.0±32.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 167.9±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
121-27-7
Jingsj CID
J-43192-9
Molecular Formula
C12H9Cl2NO
Chinese Name
5-氯-2-(4-氯苯氧基)-苯胺
Molecular Weight
254.112 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point51-53 °C(lit.)
Boiling Point354.0±32.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point167.9±25.1 °C

Frequently Asked Questions

What is the CAS number of 5-chloro-2-(4-chlorophenoxy)aniline?

The CAS number of 5-chloro-2-(4-chlorophenoxy)aniline is 121-27-7.

What are the molecular formula and molecular weight of 5-chloro-2-(4-chlorophenoxy)aniline?

5-chloro-2-(4-chlorophenoxy)aniline has molecular formula C12H9Cl2NO and molecular weight 254.112 g/mol.

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

Last updated:

How to cite: Jingsj. "5-chloro-2-(4-chlorophenoxy)aniline (CAS 121-27-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43192-9 (accessed 2026-10-23).

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