2a,3,4,5-Tetrahydro-1H-3-azaacenaphthylen-1-one

2a,3,4,5-四氢-1H-3-氮杂苊烯-1-酮

Also known as: 4,6,7,8-Tetrahydro-1H,3H-quinoline-2,5-dione, 2,3,8,8a-Tetrahydrocyclopenta[ij]isoquinolin-7(1H)-one, 2a,3,4,5-Tetrahydro-2H-3-aza-acenaphthylen-1-one, 5-Azatricyclo[6.3.1.0,4,12]dodeca-1(12),8,10-trien-2-one, Cyclopent[ij]isoquinolin-7(1H)-one, 2,3,8,8a-tetrahydro-

2a,3,4,5-Tetrahydro-1H-3-azaacenaphthylen-1-one (CAS 53921-72-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H11NO and a molecular weight of 173.21100 g/mol. It is also known as 4,6,7,8-Tetrahydro-1H,3H-quinoline-2,5-dione, 2,3,8,8a-Tetrahydrocyclopenta[ij]isoquinolin-7(1H)-one and 2a,3,4,5-Tetrahydro-2H-3-aza-acenaphthylen-1-one. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 53921-72-5
Jingsj CID: J-1381783-1
Molecular Formula: C₁₁H₁₁NO
Chinese Name: 2a,3,4,5-四氢-1H-3-氮杂苊烯-1-酮
Molecular Weight: 173.21100 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2a,3,4,5-Tetrahydro-1H-3-azaacenaphthylen-1-one?

The CAS number of 2a,3,4,5-Tetrahydro-1H-3-azaacenaphthylen-1-one is 53921-72-5.

What are the molecular formula and molecular weight of 2a,3,4,5-Tetrahydro-1H-3-azaacenaphthylen-1-one?

2a,3,4,5-Tetrahydro-1H-3-azaacenaphthylen-1-one has molecular formula C11H11NO and molecular weight 173.21100 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. "2a,3,4,5-Tetrahydro-1H-3-azaacenaphthylen-1-one (CAS 53921-72-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1381783-1 (accessed 2026-10-25).

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