Hexahydropyrrolo[1,2-a]pyrazin-1(2H)-one

六氢吡咯并[1,2-a]吡嗪-1(2H)-酮

Also known as: Hexahydro-pyrrolo[1,2-a]pyrazin-1-one, Octahydropyrrolo[1,2-a]pyrazin-1-one, 1,4-Diazabicyclo[4.3.0]nonan-5-one, 5-Oxo-1,4-diaza-bicyclo[4.3.0]nonane, AKOS AL-18, UKRORGSYN-BB BBV-182066

Hexahydropyrrolo[1,2-a]pyrazin-1(2H)-one (CAS 16620-61-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H8N2O and a molecular weight of 136.151 g/mol. It is also known as Hexahydro-pyrrolo[1,2-a]pyrazin-1-one, Octahydropyrrolo[1,2-a]pyrazin-1-one and 1,4-Diazabicyclo[4.3.0]nonan-5-one. Key properties include a boiling point of 398.8±21.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 195.0±22.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16620-61-4
Jingsj CID
J-1311337-9
Molecular Formula
C7H8N2O
Chinese Name
六氢吡咯并[1,2-a]吡嗪-1(2H)-酮
Molecular Weight
136.151 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point398.8±21.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point195.0±22.1 °C

Frequently Asked Questions

What is the CAS number of Hexahydropyrrolo[1,2-a]pyrazin-1(2H)-one?

The CAS number of Hexahydropyrrolo[1,2-a]pyrazin-1(2H)-one is 16620-61-4.

What are the molecular formula and molecular weight of Hexahydropyrrolo[1,2-a]pyrazin-1(2H)-one?

Hexahydropyrrolo[1,2-a]pyrazin-1(2H)-one has molecular formula C7H8N2O and molecular weight 136.151 g/mol.

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

Last updated:

How to cite: Jingsj. "Hexahydropyrrolo[1,2-a]pyrazin-1(2H)-one (CAS 16620-61-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1311337-9 (accessed 2026-10-22).

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