Cytosine
Cytosine is an organic compound with the molecular formula C4H5N3O.
- Formula
- C4H5N3O
- Molar mass
- 111.1 g/mol
- Also known as
- 6-amino-1H-pyrimidin-2-one, 4-aminopyrimidin-2(1H)-one, 4-Amino-2-hydroxypyrimidine, Cytosinimine, 2(1H)-Pyrimidinone, 4-amino-, 4-Amino-2(1H)-pyrimidinone
Overview
Cytosine is an organic compound with the molecular formula C4H5N3O.
Identifiers
- Formula
- C4H5N3O
- Molar mass
- 111.1 g/mol
- Also known as
- 6-amino-1H-pyrimidin-2-one, 4-aminopyrimidin-2(1H)-one, 4-Amino-2-hydroxypyrimidine, Cytosinimine, 2(1H)-Pyrimidinone, 4-amino-, 4-Amino-2(1H)-pyrimidinone
Chemical identifiers
- SMILES
- C1=C(NC(=O)N=C1)N
- InChI
- InChI=1S/C4H5N3O/c5-3-1-2-6-4(8)7-3/h1-2H,(H3,5,6,7,8)
- PubChem CID
- 597
Data availability
Not published: Melting Point, Boiling Point, Density, Solubility.
References
- PubChem Compound Summary: Cytosine (CID 597)National Center for Biotechnology Information · PubChem
Identity, molecular formula, molecular weight and aliases retrieved via PUG REST on 2026-09-08.