4-chloro-5,6,7,8-tetrahydrophthalazin-1(2H)-one
4-氯-5,6,7,8-四氢哒嗪-1(2H)-酮
4-chloro-5,6,7,8-tetrahydrophthalazin-1(2H)-one (CAS 89981-21-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H9ClN2O and a molecular weight of 184.62 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 89981-21-5
- Jingsj CID
- J-552586-1
- Molecular Formula
- C8H9ClN2O
- Chinese Name
- 4-氯-5,6,7,8-四氢哒嗪-1(2H)-酮
- Molecular Weight
- 184.62 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quoteFrequently Asked Questions
What is the CAS number of 4-chloro-5,6,7,8-tetrahydrophthalazin-1(2H)-one?
The CAS number of 4-chloro-5,6,7,8-tetrahydrophthalazin-1(2H)-one is 89981-21-5.
What are the molecular formula and molecular weight of 4-chloro-5,6,7,8-tetrahydrophthalazin-1(2H)-one?
4-chloro-5,6,7,8-tetrahydrophthalazin-1(2H)-one has molecular formula C8H9ClN2O and molecular weight 184.62 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-chloro-5,6,7,8-tetrahydrophthalazin-1(2H)-one (CAS 89981-21-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-552586-1 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.