8-chloro-3,5-dihydro-4H-pyridazino[4,5-b]indol-4-one

8-氯-3,5-二氢-4H-哒嗪并[4,5-b]吲哚-4-酮

8-chloro-3,5-dihydro-4H-pyridazino[4,5-b]indol-4-one (CAS 156421-91-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H6ClN3O and a molecular weight of 219.63 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 156421-91-9
Jingsj CID: J-1941678-6
Molecular Formula: C₁₀H₆ClN₃O
Chinese Name: 8-氯-3,5-二氢-4H-哒嗪并[4,5-b]吲哚-4-酮
Molecular Weight: 219.63 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 8-chloro-3,5-dihydro-4H-pyridazino[4,5-b]indol-4-one?

The CAS number of 8-chloro-3,5-dihydro-4H-pyridazino[4,5-b]indol-4-one is 156421-91-9.

What are the molecular formula and molecular weight of 8-chloro-3,5-dihydro-4H-pyridazino[4,5-b]indol-4-one?

8-chloro-3,5-dihydro-4H-pyridazino[4,5-b]indol-4-one has molecular formula C10H6ClN3O and molecular weight 219.63 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. "8-chloro-3,5-dihydro-4H-pyridazino[4,5-b]indol-4-one (CAS 156421-91-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1941678-6 (accessed 2026-10-26).

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