2-[Bis(4-hydroxyphenyl)methyl]benzyl alcohol

Also known as: Phenolphthalol, Egmol, Normolax, Regmolax, Regolax, Velaxin, 2-[Bis(4-hydroxyphenyl)methyl]benzenemethanol, o-(Bis(p-hydroxyphenyl)methyl)benzyl alcohol, Bis-(4-hydroxyphenyl)-(2-hydroxymethylphenyl)methane, 4-[[2-(hydroxymethyl)phenyl]-(4-hydroxyphenyl)methyl]phenol, 2-(4,4'-Dihydroxy-benzhydryl)-benzyl alcohol, 2-(4,4'-dihydroxy-benzhydryl)-benzylalkohol, 4'.4''-Dioxy-2-oxymethyl-triphenylmethan, 4'.4''.21-Trioxy-2-methyl-triphenylmethan

2-[Bis(4-hydroxyphenyl)methyl]benzyl alcohol (CAS 81-92-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C20H18O3 and a molecular weight of 306.35500 g/mol. Key properties include a melting point of 204ºC, a boiling point of 513ºC at 760 mmHg, a density of 1.258g/cm3 and a flash point of 241.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 81-92-5
Jingsj CID: J-16551-8
Molecular Formula: C₂₀H₁₈O₃
Molecular Weight: 306.35500 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	204ºC
Boiling Point	513ºC at 760 mmHg
Density	1.258g/cm3
Flash Point	241.1ºC
Exact Mass	306.12600
PSA	60.69000
LogP	3.77030
Refractive Index	1.663

Activity & Biological Data

Additional Information	[1]. Bitman J, et al. Estrogenic activity of DDT analogs and polychlorinated biphenyls. J Agric Food Chem. 1970;18(6):1108-1112.

Customs & Trade Information

HS Code	2907299090
Summary	2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-[Bis(4-hydroxyphenyl)methyl]benzyl alcohol?

The CAS number of 2-[Bis(4-hydroxyphenyl)methyl]benzyl alcohol is 81-92-5.

What are the molecular formula and molecular weight of 2-[Bis(4-hydroxyphenyl)methyl]benzyl alcohol?

2-[Bis(4-hydroxyphenyl)methyl]benzyl alcohol has molecular formula C20H18O3 and molecular weight 306.35500 g/mol.

What are the upstream and downstream products of 2-[Bis(4-hydroxyphenyl)methyl]benzyl alcohol?

For 2-[Bis(4-hydroxyphenyl)methyl]benzyl alcohol, Upstream Products: Phenolphthalin, acetic acid; Downstream Products: Phenolphthalin.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-[Bis(4-hydroxyphenyl)methyl]benzyl alcohol (CAS 81-92-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16551-8 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.