3-methyl-6,7-dihydro-2H-indazol-4(5H)-one

3-甲基-1,5,6,7-四氢吲唑-4-酮

Also known as: 2,5,6,7-tetrahydro-3-methyl-4H-indazol-4-one, 3-methyl-1,5,6,7-tetrahydro-4H-indazol-4-one, 3-methyl-2,5,6,7-tetrahydroindazol-4-one, 3-methyl-6,7-dihydro-1H-indazol-4(5H)-one, 4H-indazol-4-one, 1,5,6,7-tetrahydro-3-methyl-

3-methyl-6,7-dihydro-2H-indazol-4(5H)-one (CAS 63446-39-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H10N2O and a molecular weight of 150.17800 g/mol. It is also known as 2,5,6,7-tetrahydro-3-methyl-4H-indazol-4-one, 3-methyl-1,5,6,7-tetrahydro-4H-indazol-4-one and 3-methyl-2,5,6,7-tetrahydroindazol-4-one. Key properties include a boiling point of 369ºC at 760 mmHg, a density of 1.245g/cm3 and a flash point of 180.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 63446-39-9
Jingsj CID: J-1004125-3
Molecular Formula: C₈H₁₀N₂O
Chinese Name: 3-甲基-1,5,6,7-四氢吲唑-4-酮
Molecular Weight: 150.17800 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	369ºC at 760 mmHg
Density	1.245g/cm3
Flash Point	180.5ºC

Frequently Asked Questions

What is the CAS number of 3-methyl-6,7-dihydro-2H-indazol-4(5H)-one?

The CAS number of 3-methyl-6,7-dihydro-2H-indazol-4(5H)-one is 63446-39-9.

What are the molecular formula and molecular weight of 3-methyl-6,7-dihydro-2H-indazol-4(5H)-one?

3-methyl-6,7-dihydro-2H-indazol-4(5H)-one has molecular formula C8H10N2O and molecular weight 150.17800 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-methyl-6,7-dihydro-2H-indazol-4(5H)-one (CAS 63446-39-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1004125-3 (accessed 2026-10-25).

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