2-(4-Oxo-3,4-dihydrophthalazin-1-yl)acetohydrazide

2-(4-氧代-3,4-二氢-1-酞嗪)乙酰肼

Also known as: 1-Phthalazineacetic acid, 3,4-dihydro-4-oxo-, hydrazide, 2-(4-oxo-3,4-dihydrophthalazin-1-yl)acetohydrazide, 2-(4-oxo-3H-phthalazin-1-yl)acetohydrazide, 2-(4-oxo-3H-phthalazin-1-yl)ethanehydrazide, 2-(4-keto-3H-phthalazin-1-yl)acetohydrazide, Phthalazon-4-yl-1-essigsaeure-hydrazid, Venadaparib Impurity 12, NSC 61003

2-(4-Oxo-3,4-dihydrophthalazin-1-yl)acetohydrazide (CAS 25947-18-6) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C10H10N4O2 and a molecular weight of 218.21200 g/mol. It is also known as 1-Phthalazineacetic acid, 3,4-dihydro-4-oxo-, hydrazide, 2-(4-oxo-3,4-dihydrophthalazin-1-yl)acetohydrazide and 2-(4-oxo-3H-phthalazin-1-yl)acetohydrazide. Key property: a density of 1.53g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25947-18-6
Jingsj CID
J-1083261-1
Molecular Formula
C10H10N4O2
Chinese Name
2-(4-氧代-3,4-二氢-1-酞嗪)乙酰肼
Molecular Weight
218.21200 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Density1.53g/cm3

Frequently Asked Questions

What is the CAS number of 2-(4-Oxo-3,4-dihydrophthalazin-1-yl)acetohydrazide?

The CAS number of 2-(4-Oxo-3,4-dihydrophthalazin-1-yl)acetohydrazide is 25947-18-6.

What are the molecular formula and molecular weight of 2-(4-Oxo-3,4-dihydrophthalazin-1-yl)acetohydrazide?

2-(4-Oxo-3,4-dihydrophthalazin-1-yl)acetohydrazide has molecular formula C10H10N4O2 and molecular weight 218.21200 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)acetohydrazide (CAS 25947-18-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1083261-1 (accessed 2026-10-22).

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