(R)-3,3'-Di-tert-butyl-5,5',6,6'-tetramethylbiphenyl-2,2'-diol

(R)-(+)-5,5',6,6'-四甲基-3,3'-二叔丁基-1,1'-联苯-2,2'-二醇

Also known as: (R)-(+)-5,5',6,6'-Tetramethyl-3,3'-di-tert-butyl-1,1'-biphenyl-2,2'-diol, (R)-(+)-BIPHEN H2, (R)-BIPHEN H2, (R)-3,3'-Di-tert-butyl-5,5',6,6'-tetramethyl-1,1'-biphenyl-2,2'-diol, 5,5',6,6'-Tetramethyl-3,3'-bis(2-methyl-2-propanyl)-2,2'-biphenyldiol

(R)-3,3'-Di-tert-butyl-5,5',6,6'-tetramethylbiphenyl-2,2'-diol (CAS 329735-68-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C24H34O2 and a molecular weight of 354.526 g/mol. It is also known as (R)-(+)-5,5',6,6'-Tetramethyl-3,3'-di-tert-butyl-1,1'-biphenyl-2,2'-diol, (R)-(+)-BIPHEN H2 and (R)-BIPHEN H2. Key properties include a melting point of 170-174ºC, a boiling point of 420.8±45.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 173.5±23.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
329735-68-4
Jingsj CID
J-30069-8
Molecular Formula
C24H34O2
Chinese Name
(R)-(+)-5,5',6,6'-四甲基-3,3'-二叔丁基-1,1'-联苯-2,2'-二醇
Molecular Weight
354.526 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point170-174ºC
Boiling Point420.8±45.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point173.5±23.3 °C

Frequently Asked Questions

What is the CAS number of (R)-3,3'-Di-tert-butyl-5,5',6,6'-tetramethylbiphenyl-2,2'-diol?

The CAS number of (R)-3,3'-Di-tert-butyl-5,5',6,6'-tetramethylbiphenyl-2,2'-diol is 329735-68-4.

What are the molecular formula and molecular weight of (R)-3,3'-Di-tert-butyl-5,5',6,6'-tetramethylbiphenyl-2,2'-diol?

(R)-3,3'-Di-tert-butyl-5,5',6,6'-tetramethylbiphenyl-2,2'-diol has molecular formula C24H34O2 and molecular weight 354.526 g/mol.

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

Last updated:

How to cite: Jingsj. "(R)-3,3'-Di-tert-butyl-5,5',6,6'-tetramethylbiphenyl-2,2'-diol (CAS 329735-68-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30069-8 (accessed 2026-10-24).

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