8-Chloro-1,2,4-triazolo[3,4-a]phthalazin-3(2H)-one

8-氯-1,2,4-三唑并[3,4-a]酞嗪-3(2H)-酮

8-Chloro-1,2,4-triazolo[3,4-a]phthalazin-3(2H)-one (CAS 124556-79-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H5ClN4O and a molecular weight of 220.61 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
124556-79-2
Jingsj CID
J-1122528-1
Molecular Formula
C9H5ClN4O
Chinese Name
8-氯-1,2,4-三唑并[3,4-a]酞嗪-3(2H)-酮
Molecular Weight
220.61 g/mol
Category
Ketones
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 8-Chloro-1,2,4-triazolo[3,4-a]phthalazin-3(2H)-one?

The CAS number of 8-Chloro-1,2,4-triazolo[3,4-a]phthalazin-3(2H)-one is 124556-79-2.

What are the molecular formula and molecular weight of 8-Chloro-1,2,4-triazolo[3,4-a]phthalazin-3(2H)-one?

8-Chloro-1,2,4-triazolo[3,4-a]phthalazin-3(2H)-one has molecular formula C9H5ClN4O and molecular weight 220.61 g/mol.

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

Last updated:

How to cite: Jingsj. "8-Chloro-1,2,4-triazolo[3,4-a]phthalazin-3(2H)-one (CAS 124556-79-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1122528-1 (accessed 2026-10-25).

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