4-chloro-2-ethylphthalazin-1(2H)-one

4-氯-2-乙基-1(2H)-酞嗪酮

4-chloro-2-ethylphthalazin-1(2H)-one (CAS 1409950-31-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H9ClN2O and a molecular weight of 208.64 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1409950-31-7
Jingsj CID: J-170220-2
Molecular Formula: C₁₀H₉ClN₂O
Chinese Name: 4-氯-2-乙基-1(2H)-酞嗪酮
Molecular Weight: 208.64 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-chloro-2-ethylphthalazin-1(2H)-one?

The CAS number of 4-chloro-2-ethylphthalazin-1(2H)-one is 1409950-31-7.

What are the molecular formula and molecular weight of 4-chloro-2-ethylphthalazin-1(2H)-one?

4-chloro-2-ethylphthalazin-1(2H)-one has molecular formula C10H9ClN2O and molecular weight 208.64 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. "4-chloro-2-ethylphthalazin-1(2H)-one (CAS 1409950-31-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-170220-2 (accessed 2026-10-23).

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