5-Aminopyrimidin-2(1H)-one

5-氨基嘧啶-2(1H)-酮

Also known as: 2(1H)-Pyrimidinone, 5-amino-, 2(1H)-Pyrimidinone, 5-amino- (9CI), 5-Amino-1H-pyrimidin-2-one, 5-Amino-2-pyrimidinol, 5-Amino-2-pyrimidinone, 5-Aminopyrimidin-2-ol, 5-Aminopyrimidin-2(1H)-one

5-Aminopyrimidin-2(1H)-one (CAS 344241-09-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H5N3O and a molecular weight of 111.10200 g/mol. It is also known as 2(1H)-Pyrimidinone, 5-amino-, 2(1H)-Pyrimidinone, 5-amino- (9CI) and 5-Amino-1H-pyrimidin-2-one. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 344241-09-4
Jingsj CID: J-1148567-2
Molecular Formula: C₄H₅N₃O
Chinese Name: 5-氨基嘧啶-2(1H)-酮
Molecular Weight: 111.10200 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-Aminopyrimidin-2(1H)-one?

The CAS number of 5-Aminopyrimidin-2(1H)-one is 344241-09-4.

What are the molecular formula and molecular weight of 5-Aminopyrimidin-2(1H)-one?

5-Aminopyrimidin-2(1H)-one has molecular formula C4H5N3O and molecular weight 111.10200 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. "5-Aminopyrimidin-2(1H)-one (CAS 344241-09-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1148567-2 (accessed 2026-10-24).

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