2,3,4-Trihydroxydiphenylmethane

2,3,4-三羟基二苯甲烷

Also known as: 4-Benzyl-1,2,3-benzenetriol, 4-Benzylpyrogallol, 4-(Phenylmethyl)-1,2,3-benzenetriol, 1,2,3-Benzenetriol, 4-(phenylmethyl)-

2,3,4-Trihydroxydiphenylmethane (CAS 17345-66-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C13H12O3 and a molecular weight of 216.233 g/mol. It is also known as 4-Benzyl-1,2,3-benzenetriol, 4-Benzylpyrogallol and 4-(Phenylmethyl)-1,2,3-benzenetriol. Key properties include a melting point of 94-98°C, a boiling point of 422.0±40.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 209.6±21.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17345-66-3
Jingsj CID
J-25991-6
Molecular Formula
C13H12O3
Chinese Name
2,3,4-三羟基二苯甲烷
Molecular Weight
216.233 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point94-98°C
Boiling Point422.0±40.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point209.6±21.9 °C

Frequently Asked Questions

What is the CAS number of 2,3,4-Trihydroxydiphenylmethane?

The CAS number of 2,3,4-Trihydroxydiphenylmethane is 17345-66-3.

What are the molecular formula and molecular weight of 2,3,4-Trihydroxydiphenylmethane?

2,3,4-Trihydroxydiphenylmethane has molecular formula C13H12O3 and molecular weight 216.233 g/mol.

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

Last updated:

How to cite: Jingsj. "2,3,4-Trihydroxydiphenylmethane (CAS 17345-66-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25991-6 (accessed 2026-10-24).

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