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3-Indazolinone

Also known as: 1,2-dihydro-3H-indazol-3-one, 1H-indazol-3(2H)-one, 3-hydroxy-1H-indazole, indazolinone, indazol-3-one, 1,2-dihydroindazol-3-one, 1H-indazol-3-ol, 3-oxo-2,3-dihydro-1H-indazole, benzopyrazolone

3-Indazolinone (CAS 7364-25-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H6N2O and a molecular weight of 134.135 g/mol. Key properties include a melting point of 250-252 °C(lit.), a boiling point of 366.5±15.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 175.5±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7364-25-2
Jingsj CID
J-25287-4
Molecular Formula
C7H6N2O
Molecular Weight
134.135 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point250-252 °C(lit.)
Boiling Point366.5±15.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point175.5±20.4 °C
Exact Mass134.048019
PSA48.91000
LogP1.75
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.760

Frequently Asked Questions

What is the CAS number of 3-Indazolinone?

The CAS number of 3-Indazolinone is 7364-25-2.

What are the molecular formula and molecular weight of 3-Indazolinone?

3-Indazolinone has molecular formula C7H6N2O and molecular weight 134.135 g/mol.

What are the upstream and downstream products of 3-Indazolinone?

For 3-Indazolinone, Upstream Products: Benzohydrazide; Downstream Products: 5-Bromo-1H-indazol-3-ol, 5,7-Dibromo-1,2-dihydro-3H-indazol-3-one, 2-benzyl-1,2-dihydro-3H-indazol-3-one.

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

Last updated:

How to cite: Jingsj. "3-Indazolinone (CAS 7364-25-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25287-4 (accessed 2026-11-06).

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