3-Methyl-4-oxo-3,4-dihydrophthalazine-1-carboxylic acid

3-甲基-4-氧代-3,4-二氢酞嗪-1-羧酸

Also known as: 1-Phthalazinecarboxylic acid, 3,4-dihydro-3-methyl-4-oxo-, 3-Methyl-4-oxo-1-phthalazinecarboxylic acid, 3-Methyl-4-oxo-phthalazine-1-carboxylic acid, 3-Methyl-4-oxo-3,4-dihydro-phthalazine-1-carboxylic acid, Venadaparib Impurity 14

3-Methyl-4-oxo-3,4-dihydrophthalazine-1-carboxylic acid (CAS 16015-47-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H8N2O3 and a molecular weight of 204.18200 g/mol. It is also known as 1-Phthalazinecarboxylic acid, 3,4-dihydro-3-methyl-4-oxo-, 3-Methyl-4-oxo-1-phthalazinecarboxylic acid and 3-Methyl-4-oxo-phthalazine-1-carboxylic acid. Key properties include a boiling point of 412ºC at 760mmHg, a density of 1.42g/cm3 and a flash point of 202.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16015-47-7
Jingsj CID
J-1118623-2
Molecular Formula
C10H8N2O3
Chinese Name
3-甲基-4-氧代-3,4-二氢酞嗪-1-羧酸
Molecular Weight
204.18200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point412ºC at 760mmHg
Density1.42g/cm3
Flash Point202.9ºC

Frequently Asked Questions

What is the CAS number of 3-Methyl-4-oxo-3,4-dihydrophthalazine-1-carboxylic acid?

The CAS number of 3-Methyl-4-oxo-3,4-dihydrophthalazine-1-carboxylic acid is 16015-47-7.

What are the molecular formula and molecular weight of 3-Methyl-4-oxo-3,4-dihydrophthalazine-1-carboxylic acid?

3-Methyl-4-oxo-3,4-dihydrophthalazine-1-carboxylic acid has molecular formula C10H8N2O3 and molecular weight 204.18200 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Methyl-4-oxo-3,4-dihydrophthalazine-1-carboxylic acid (CAS 16015-47-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1118623-2 (accessed 2026-10-22).

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