2,5-Pyrazinedicarboxylic acid dihydrate

2,5-吡嗪二羧酸二水合物

Also known as: 2,5-Pyrazinedicarboxylic acid, hydrate (1:2), 2,5-Pyrazinedicarboxylicaciddehydrate, Pyrazine-2,5-dicarboxylic acid dihydrate, Pyrazine-2,5-dicarboxylic acid, dihydrate, MFCD00216919

2,5-Pyrazinedicarboxylic acid dihydrate (CAS 205692-63-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H8N2O6 and a molecular weight of 204.137 g/mol. It is also known as 2,5-Pyrazinedicarboxylic acid, hydrate (1:2), 2,5-Pyrazinedicarboxylicaciddehydrate and Pyrazine-2,5-dicarboxylic acid dihydrate. Key properties include a melting point of 272-277ºC(lit.), a boiling point of 466.5ºC at 760 mmHg and a flash point of 236ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
205692-63-3
Jingsj CID
J-30293-7
Molecular Formula
C6H8N2O6
Chinese Name
2,5-吡嗪二羧酸二水合物
Molecular Weight
204.137 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point272-277ºC(lit.)
Boiling Point466.5ºC at 760 mmHg
Flash Point236ºC

Frequently Asked Questions

What is the CAS number of 2,5-Pyrazinedicarboxylic acid dihydrate?

The CAS number of 2,5-Pyrazinedicarboxylic acid dihydrate is 205692-63-3.

What are the molecular formula and molecular weight of 2,5-Pyrazinedicarboxylic acid dihydrate?

2,5-Pyrazinedicarboxylic acid dihydrate has molecular formula C6H8N2O6 and molecular weight 204.137 g/mol.

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

Last updated:

How to cite: Jingsj. "2,5-Pyrazinedicarboxylic acid dihydrate (CAS 205692-63-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30293-7 (accessed 2026-10-23).

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