Diffractaic acid

地弗地衣酸

Also known as: Diffractic acid, Dirhizonic acid, 4-(2,4-dimethoxy-3,6-dimethylbenzoyl)oxy-2-hydroxy-3,6-dimethylbenzoic acid, 2-Hydroxy-4-(2,4-dimethoxy-3,6-dimethylbenzoyloxy)-3,6-dimethylbenzoic acid, beta-Resorcylic acid, 3,6-dimethyl-, 4-(2,4-dimethoxy-3,6-dimethylbenzoate), DIRHIZONIC ACID

Diffractaic acid (CAS 436-32-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H22O7 and a molecular weight of 374.38400 g/mol. It is also known as Diffractic acid, Dirhizonic acid and 4-(2,4-dimethoxy-3,6-dimethylbenzoyl)oxy-2-hydroxy-3,6-dimethylbenzoic acid. Key properties include a boiling point of 604.9ºC at 760mmHg, a density of 1.26g/cm3 and a flash point of 214.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
436-32-8
Jingsj CID
J-1955094-3
Molecular Formula
C20H22O7
Chinese Name
地弗地衣酸
Molecular Weight
374.38400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point604.9ºC at 760mmHg
Density1.26g/cm3
Flash Point214.2ºC

Frequently Asked Questions

What is the CAS number of Diffractaic acid?

The CAS number of Diffractaic acid is 436-32-8.

What are the molecular formula and molecular weight of Diffractaic acid?

Diffractaic acid has molecular formula C20H22O7 and molecular weight 374.38400 g/mol.

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

Last updated:

How to cite: Jingsj. "Diffractaic acid (CAS 436-32-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1955094-3 (accessed 2026-10-25).

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