1H-pyrazolo[4,3-c]pyridin-4(5H)-one

1H-吡唑并[4,3-c]吡啶-4(5H)-酮

Also known as: 4-hydroxy-1H-pyrazolo[4,3-c]pyridine, 1H-pyrazolo[4,3-c]pyridin-4-ol, 1,5-dihydro-4H-pyrazolo[4,3-c]pyridin-4-one, 1,5-dihydropyrazolo[4,3-c]pyridin-4-one, 4H-pyrazolo[4,3-c]pyridin-4-one,1,5-dihydro-, pyrazolo[4,3-c]pyridin-4-one, 1,5-dihydro-

1H-pyrazolo[4,3-c]pyridin-4(5H)-one (CAS 41373-13-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5N3O and a molecular weight of 135.123 g/mol. It is also known as 4-hydroxy-1H-pyrazolo[4,3-c]pyridine, 1H-pyrazolo[4,3-c]pyridin-4-ol and 1,5-dihydro-4H-pyrazolo[4,3-c]pyridin-4-one. Key properties include a boiling point of 570.0±50.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 298.5±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
41373-13-1
Jingsj CID
J-1059995-8
Molecular Formula
C6H5N3O
Chinese Name
1H-吡唑并[4,3-c]吡啶-4(5H)-酮
Molecular Weight
135.123 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point570.0±50.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point298.5±30.1 °C

Frequently Asked Questions

What is the CAS number of 1H-pyrazolo[4,3-c]pyridin-4(5H)-one?

The CAS number of 1H-pyrazolo[4,3-c]pyridin-4(5H)-one is 41373-13-1.

What are the molecular formula and molecular weight of 1H-pyrazolo[4,3-c]pyridin-4(5H)-one?

1H-pyrazolo[4,3-c]pyridin-4(5H)-one has molecular formula C6H5N3O and molecular weight 135.123 g/mol.

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

Last updated:

How to cite: Jingsj. "1H-pyrazolo[4,3-c]pyridin-4(5H)-one (CAS 41373-13-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1059995-8 (accessed 2026-10-25).

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