3,6-Dihydroxyphthalic acid

3,6-二羟基邻苯二甲酸

Also known as: 1,2-Benzenedicarboxylic acid, 3,6-dihydroxy-, 2,5-Dihydroxy-1,6-benzenedicarboxylic acid, 3,6-Dihydroxy-1,2-benzenedicarboxylic acid, 3,6-Dihydroxyphthalic acid, RARECHEM AL BO 0031

3,6-Dihydroxyphthalic acid (CAS 3786-46-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6O6 and a molecular weight of 198.13000 g/mol. It is also known as 1,2-Benzenedicarboxylic acid, 3,6-dihydroxy-, 2,5-Dihydroxy-1,6-benzenedicarboxylic acid and 3,6-Dihydroxy-1,2-benzenedicarboxylic acid. Key properties include a boiling point of 483.7ºC at 760mmHg, a density of 1.779g/cm3 and a flash point of 260.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3786-46-7
Jingsj CID
J-47159-6
Molecular Formula
C8H6O6
Chinese Name
3,6-二羟基邻苯二甲酸
Molecular Weight
198.13000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point483.7ºC at 760mmHg
Density1.779g/cm3
Flash Point260.4ºC

Frequently Asked Questions

What is the CAS number of 3,6-Dihydroxyphthalic acid?

The CAS number of 3,6-Dihydroxyphthalic acid is 3786-46-7.

What are the molecular formula and molecular weight of 3,6-Dihydroxyphthalic acid?

3,6-Dihydroxyphthalic acid has molecular formula C8H6O6 and molecular weight 198.13000 g/mol.

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

Last updated:

How to cite: Jingsj. "3,6-Dihydroxyphthalic acid (CAS 3786-46-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47159-6 (accessed 2026-10-23).

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