6-Hydroxy-3-pyridazinecarboxylic acid monohydrate

6-羟基哒嗪-3-羧酸一水合物

Also known as: 6-Oxo-1,6-dihydropyridazine-3-carboxylic acid monohydrate, 6-Hydroxypyridazine-3-carboxylic acid monohydrate, 6-oxo-1H-pyridazine-3-carboxylic acid hydrate, 1,6-Dihydro-6-oxopyridazine-3-carboxylic acid monohydrate, 3-Carboxy-1,6-dihydro-6-oxopyridazine monohydrate, 6-oxo-1,6-dihydropyridazine-3-carboxylic acid hydrate, 6-oxo-1,6-dihydro-3-pyridazinecarboxylic acid hydrate, 3-Pyridazinecarboxylic acid, 1,6-dihydro-6-oxo-, hydrate (1:1), 3-Pyridazinecarboxylic acid, 6-hydroxy-, hydrate (1:1)

6-Hydroxy-3-pyridazinecarboxylic acid monohydrate (CAS 306934-80-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O4 and a molecular weight of 158.112 g/mol. It is also known as 6-Oxo-1,6-dihydropyridazine-3-carboxylic acid monohydrate, 6-Hydroxypyridazine-3-carboxylic acid monohydrate and 6-oxo-1H-pyridazine-3-carboxylic acid hydrate. Key properties include a melting point of 265ºC and a boiling point of 441.2ºC at 760mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
306934-80-5
Jingsj CID
J-1142051-4
Molecular Formula
C5H6N2O4
Chinese Name
6-羟基哒嗪-3-羧酸一水合物
Molecular Weight
158.112 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point265ºC
Boiling Point441.2ºC at 760mmHg

Frequently Asked Questions

What is the CAS number of 6-Hydroxy-3-pyridazinecarboxylic acid monohydrate?

The CAS number of 6-Hydroxy-3-pyridazinecarboxylic acid monohydrate is 306934-80-5.

What are the molecular formula and molecular weight of 6-Hydroxy-3-pyridazinecarboxylic acid monohydrate?

6-Hydroxy-3-pyridazinecarboxylic acid monohydrate has molecular formula C5H6N2O4 and molecular weight 158.112 g/mol.

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

Last updated:

How to cite: Jingsj. "6-Hydroxy-3-pyridazinecarboxylic acid monohydrate (CAS 306934-80-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1142051-4 (accessed 2026-10-25).

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