Cytosine
Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
CAS Number
71-30-7
Chemical name
Cytosine
Molecular formula
C4H5N3O
Molecular weight
111.1 g/mol
Synonyms
4-Amino-2-hydroxypyrimidine; 4-aminopyrimidin-2(1H)-one; Cytosinimine; 2(1H)-Pyrimidinone, 4-amino-; 4-Amino-2(1H)-pyrimidinone; 4-amino-3h-pyrimidin-2-one; 6-amino-1,2-dihydropyrimidin-2-one; 4-Aminouracil; 6-Aminopyrimidin-2(1h)-One; 4-amino-2-pyrimidinol; 4-aminopyrimidin-2-ol; 2(1H)-pyrimidinone, 6-amino-
InChIKey
OPTASPLRGRRNAP-UHFFFAOYSA-N
PubChem CID
597
Signal word
Warning
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H315, H319, H335
Catalog reference cue; confirm supplier documentation before use.
Melting Point
300.0 °C
Catalog reference value; verify against supplier SDS before use.
Vapor Pressure
Estimated value, unit not specified
Catalog reference value; verify against supplier SDS before use.
XLogP
-1.7
Catalog reference value; verify against supplier SDS before use.
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.