2,2'-Methylenebis(4-aminophenol) dihydrochloride

双(5-氨基-2-羟基苯基)甲烷二盐酸盐

Also known as: Bis(5-amino-2-hydroxyphenyl)methane dihydrochloride, Bis-(5-amino-2-hydroxyphenyl)methane 2HCl, 2,2'-Methylenebis-4-

2,2'-Methylenebis(4-aminophenol) dihydrochloride (CAS 27311-52-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H16Cl2N2O2 and a molecular weight of 303.184 g/mol. It is also known as Bis(5-amino-2-hydroxyphenyl)methane dihydrochloride, Bis-(5-amino-2-hydroxyphenyl)methane 2HCl and 2,2'-Methylenebis-4-. Key properties include a melting point of >300°C, a boiling point of 554.7ºC at 760 mmHg and a flash point of 289.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27311-52-0
Jingsj CID
J-1172218-2
Molecular Formula
C13H16Cl2N2O2
Chinese Name
双(5-氨基-2-羟基苯基)甲烷二盐酸盐
Molecular Weight
303.184 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>300°C
Boiling Point554.7ºC at 760 mmHg
Flash Point289.3ºC

Frequently Asked Questions

What is the CAS number of 2,2'-Methylenebis(4-aminophenol) dihydrochloride?

The CAS number of 2,2'-Methylenebis(4-aminophenol) dihydrochloride is 27311-52-0.

What are the molecular formula and molecular weight of 2,2'-Methylenebis(4-aminophenol) dihydrochloride?

2,2'-Methylenebis(4-aminophenol) dihydrochloride has molecular formula C13H16Cl2N2O2 and molecular weight 303.184 g/mol.

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

Last updated:

How to cite: Jingsj. "2,2'-Methylenebis(4-aminophenol) dihydrochloride (CAS 27311-52-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1172218-2 (accessed 2026-10-24).

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