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1-hydroxy-6-oxo-1,6-dihydropyridine-3-carboxylic acid

Also known as: 6-hydroxynicotinic acid N-oxide, 6-hydroxypyridine-3-carboxylic acid 1-oxide, 1-hydroxy-6-oxopyridine-3-carboxylic acid, 6-Hano, NNO, 3pck

1-hydroxy-6-oxo-1,6-dihydropyridine-3-carboxylic acid (CAS 90037-89-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5NO4 and a molecular weight of 155.10800 g/mol. Key properties include a boiling point of 322.3ºC at 760mmHg, a density of 1.766g/cm3 and a flash point of 148.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
90037-89-1
Jingsj CID
J-1309103-7
Molecular Formula
C6H5NO4
Molecular Weight
155.10800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point322.3ºC at 760mmHg
Density1.766g/cm3
Flash Point148.7ºC
Exact Mass155.02200
PSA79.53000
Refractive Index1.692

Frequently Asked Questions

What is the CAS number of 1-hydroxy-6-oxo-1,6-dihydropyridine-3-carboxylic acid?

The CAS number of 1-hydroxy-6-oxo-1,6-dihydropyridine-3-carboxylic acid is 90037-89-1.

What are the molecular formula and molecular weight of 1-hydroxy-6-oxo-1,6-dihydropyridine-3-carboxylic acid?

1-hydroxy-6-oxo-1,6-dihydropyridine-3-carboxylic acid has molecular formula C6H5NO4 and molecular weight 155.10800 g/mol.

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

Last updated:

How to cite: Jingsj. "1-hydroxy-6-oxo-1,6-dihydropyridine-3-carboxylic acid (CAS 90037-89-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1309103-7 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.