3,3′,5,5′-Tetramethyl-4,4′-diphenoquinone

Also known as: dpq, TMDQ, 2,2'',6,6''-tetramethyldiphenoquinone, 3,3'',5,5''-tetramethyl-4,4''-diphenoquinone

3,3′,5,5′-Tetramethyl-4,4′-diphenoquinone (CAS 142763-32-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C16H16O2 and a molecular weight of 240.29700 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 142763-32-4
Jingsj CID: J-1044244-9
Molecular Formula: C₁₆H₁₆O₂
Molecular Weight: 240.29700 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	240.11500
PSA	34.14000
LogP	3.23360

Frequently Asked Questions

What is the CAS number of 3,3′,5,5′-Tetramethyl-4,4′-diphenoquinone?

The CAS number of 3,3′,5,5′-Tetramethyl-4,4′-diphenoquinone is 142763-32-4.

What are the molecular formula and molecular weight of 3,3′,5,5′-Tetramethyl-4,4′-diphenoquinone?

3,3′,5,5′-Tetramethyl-4,4′-diphenoquinone has molecular formula C16H16O2 and molecular weight 240.29700 g/mol.

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. "3,3′,5,5′-Tetramethyl-4,4′-diphenoquinone (CAS 142763-32-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1044244-9 (accessed 2026-11-06).

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