2,2-Bis(4-hydroxyphenyl)butane

Also known as: Bisphenol B, 4,4'-(1-methylpropylidene)bisphenol, p,p'-sec-Butylidenediphenol, 4,4'-Butane-2,2-diyldiphenol, 4-[2-(4-hydroxyphenyl)butan-2-yl]phenol, 2,2-Bis(p-hydroxyphenyl)butane, Bis(4-hydroxyphenyl)methylethylmethane, Butane, 2,2-bis(4-hydroxyphenyl)-, p,p'-Dihydroxy-2,2-diphenylbutane, BISHYDROXYPHENYLBUTANE

2,2-Bis(4-hydroxyphenyl)butane (CAS 77-40-7) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C16H18O2 and a molecular weight of 242.313 g/mol. Key properties include a melting point of 126°C, a boiling point of 412.2±25.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 195.5±17.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 77-40-7
Jingsj CID: J-45424-9
Molecular Formula: C₁₆H₁₈O₂
Molecular Weight: 242.313 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	126°C
Boiling Point	412.2±25.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	195.5±17.8 °C
Exact Mass	242.130676
PSA	40.46000
LogP	3.96
Vapor Pressure	0.0±1.0 mmHg at 25°C
Refractive Index	1.589

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 2,2-Bis(4-hydroxyphenyl)butane?

The CAS number of 2,2-Bis(4-hydroxyphenyl)butane is 77-40-7.

What are the molecular formula and molecular weight of 2,2-Bis(4-hydroxyphenyl)butane?

2,2-Bis(4-hydroxyphenyl)butane has molecular formula C16H18O2 and molecular weight 242.313 g/mol.

What are the upstream and downstream products of 2,2-Bis(4-hydroxyphenyl)butane?

For 2,2-Bis(4-hydroxyphenyl)butane, Upstream Products: Phenol, 2-Chloro-2-butene (mixture of cis and trans); Downstream Products: 4-sec-Butylphenol, Phenol, 2,6-Dibromo-4-nitrophenol.

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. "2,2-Bis(4-hydroxyphenyl)butane (CAS 77-40-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45424-9 (accessed 2026-11-06).

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