5-Hydroxycytosine

5-羟基胞嘧啶

Also known as: 4-Amino-5-hydroxy-1,3-dihydropyrimidin-2-one, 4-Amino-1,6-dihydropyrimidine-2,5-dione, 2,5-Pyrimidinedione, 4-amino-1,6-dihydro-, 1,2-Dihydro-4-amino-5-hydroxypyrimidin-2-one

5-Hydroxycytosine (CAS 75321-30-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H5N3O2 and a molecular weight of 127.10100 g/mol. It is also known as 4-Amino-5-hydroxy-1,3-dihydropyrimidin-2-one, 4-Amino-1,6-dihydropyrimidine-2,5-dione and 2,5-Pyrimidinedione, 4-amino-1,6-dihydro-. Key property: a density of 1.84g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
75321-30-1
Jingsj CID
J-1325883-0
Molecular Formula
C4H5N3O2
Chinese Name
5-羟基胞嘧啶
Molecular Weight
127.10100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.84g/cm3

Frequently Asked Questions

What is the CAS number of 5-Hydroxycytosine?

The CAS number of 5-Hydroxycytosine is 75321-30-1.

What are the molecular formula and molecular weight of 5-Hydroxycytosine?

5-Hydroxycytosine has molecular formula C4H5N3O2 and molecular weight 127.10100 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Hydroxycytosine (CAS 75321-30-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1325883-0 (accessed 2026-10-24).

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