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2-(4-oxo-3,4-dihydrophthalazin-1-yl)acetic acid

2-(4-氧代-3,4-二氢酞嗪-1-基)乙酸

Also known as: (4-Oxo-3,4-dihydrophthalazin-1-yl)acetic acid, (4-oxo-3,4-dihydro-1-phthalazinyl)acetic acid, 1-Phthalazineacetic acid, 3,4-dihydro-4-oxo-, 3,4-Dihydro-4-oxo-1-phthalazineacetic acid, 4-Carboxymethyl-1(2H)-phthalazinone, NSC 408027, MFCD00085017

2-(4-oxo-3,4-dihydrophthalazin-1-yl)acetic acid (CAS 25947-11-9) 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 (4-Oxo-3,4-dihydrophthalazin-1-yl)acetic acid, (4-oxo-3,4-dihydro-1-phthalazinyl)acetic acid and 1-Phthalazineacetic acid, 3,4-dihydro-4-oxo-. Key properties include a melting point of 220 °C and a density of 1.48g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25947-11-9
Jingsj CID
J-27011-1
Molecular Formula
C10H8N2O3
Chinese Name
2-(4-氧代-3,4-二氢酞嗪-1-基)乙酸
Molecular Weight
204.18200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point220 °C
Density1.48g/cm3

Frequently Asked Questions

What is the CAS number of 2-(4-oxo-3,4-dihydrophthalazin-1-yl)acetic acid?

The CAS number of 2-(4-oxo-3,4-dihydrophthalazin-1-yl)acetic acid is 25947-11-9.

What are the molecular formula and molecular weight of 2-(4-oxo-3,4-dihydrophthalazin-1-yl)acetic acid?

2-(4-oxo-3,4-dihydrophthalazin-1-yl)acetic 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. "2-(4-oxo-3,4-dihydrophthalazin-1-yl)acetic acid (CAS 25947-11-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27011-1 (accessed 2026-10-22).

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