1H-Imidazo[1,5-a]imidazol-5(6H)-one

1H-咪唑并[1,5-a]咪唑-5(6H)-酮

Also known as: 1,6-Dihydro-5H-imidazo[1,5-a]imidazol-5-one, 5H-Imidazo[1,5-a]imidazol-5-one, 1,6-dihydro-, 1,6-dihydroimidazo[1,5-a]imidazol-5-one

1H-Imidazo[1,5-a]imidazol-5(6H)-one (CAS 518036-07-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5N3O and a molecular weight of 123.11300 g/mol. It is also known as 1,6-Dihydro-5H-imidazo[1,5-a]imidazol-5-one, 5H-Imidazo[1,5-a]imidazol-5-one, 1,6-dihydro- and 1,6-dihydroimidazo[1,5-a]imidazol-5-one. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
518036-07-2
Jingsj CID
J-881723-9
Molecular Formula
C5H5N3O
Chinese Name
1H-咪唑并[1,5-a]咪唑-5(6H)-酮
Molecular Weight
123.11300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 1H-Imidazo[1,5-a]imidazol-5(6H)-one?

The CAS number of 1H-Imidazo[1,5-a]imidazol-5(6H)-one is 518036-07-2.

What are the molecular formula and molecular weight of 1H-Imidazo[1,5-a]imidazol-5(6H)-one?

1H-Imidazo[1,5-a]imidazol-5(6H)-one has molecular formula C5H5N3O and molecular weight 123.11300 g/mol.

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

Last updated:

How to cite: Jingsj. "1H-Imidazo[1,5-a]imidazol-5(6H)-one (CAS 518036-07-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-881723-9 (accessed 2026-10-25).

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