3,5-Pyrazoledicarboxylic acid monohydrate

3,5-吡唑二羧酸单水合物

Also known as: 1H-Pyrazole-3,5-dicarboxylic acid monohydrate, Pyrazole-3,5-dicarboxylic acid monohydrate, 3,5-Pyrazoledicarboxylic acid hydrate, 3,5-Pyrazoledicarboxylic acid monohydrate 97%, PYRAZOLE-3,5-DICARBOXYLIC ACID MONOHYDRATE, 1H-Pyrazole-3,5-dicarboxylic acid, hydrate (1:1), 1H-Pyrazole-3,5-dicarboxylic acid, hydrate

3,5-Pyrazoledicarboxylic acid monohydrate (CAS 303180-11-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O5 and a molecular weight of 174.111 g/mol. It is also known as 1H-Pyrazole-3,5-dicarboxylic acid monohydrate, Pyrazole-3,5-dicarboxylic acid monohydrate and 3,5-Pyrazoledicarboxylic acid hydrate. Key properties include a melting point of 292-295ºC (dec.)(lit.), a boiling point of 156.5±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 33.3±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
303180-11-2
Jingsj CID
J-1525512-1
Molecular Formula
C5H6N2O5
Chinese Name
3,5-吡唑二羧酸单水合物
Molecular Weight
174.111 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point292-295ºC (dec.)(lit.)
Boiling Point156.5±0.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point33.3±0.0 °C

Frequently Asked Questions

What is the CAS number of 3,5-Pyrazoledicarboxylic acid monohydrate?

The CAS number of 3,5-Pyrazoledicarboxylic acid monohydrate is 303180-11-2.

What are the molecular formula and molecular weight of 3,5-Pyrazoledicarboxylic acid monohydrate?

3,5-Pyrazoledicarboxylic acid monohydrate has molecular formula C5H6N2O5 and molecular weight 174.111 g/mol.

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

Last updated:

How to cite: Jingsj. "3,5-Pyrazoledicarboxylic acid monohydrate (CAS 303180-11-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1525512-1 (accessed 2026-10-25).

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