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- Purity
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CAS Number: 65-46-3
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CAS Number
65-46-3
PubChem CID
6175
Molecular Formula
C9H13N3O5
Molecular Weight
243.22 g/mol
Exact Mass
243.085521
InChIKey
UHDGCWIWMRVCDJ-XVFCMESISA-N
IUPAC Name
4-amino-1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidin-2-one
SMILES String
C1=CN(C(=O)N=C1N)[C@H]2[C@@H]([C@@H]([C@H](O2)CO)O)O
Appearance
Cytidine is a white crystalline powder. (NTP, 1992)
Melting Point
230.5 °C
Water Solubility
1 mol/L
Vapor Pressure
Estimated value, unit not specified
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Structural features
Cytidine (CAS 65-46-3) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C9H13N3O5 and molecular weight 243. 22 g/mol.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Intended for research-stage medicinal chemistry and intermediate synthesis workflows; structure-derived tags include nitrogen-containing heterocycle.
Documentation needs
COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.
ChEMBL reports experimental activity evidence for: Cytidine deaminase (Homo sapiens) — 2 assays; Deoxycytidine kinase (Homo sapiens) — 2 assays; Uridine-cytidine kinase 1 (Homo sapiens) — 2 assays; Voltage-gated inwardly rectifying potassium channel KCNH2 (Homo sapiens) — 2 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.
Cytidine deaminase
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents
Experimental evidence source: ChEMBL
Deoxycytidine kinase
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents
Experimental evidence source: ChEMBL
Uridine-cytidine kinase 1
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents
Experimental evidence source: ChEMBL
Voltage-gated inwardly rectifying potassium channel KCNH2
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents
Experimental evidence source: ChEMBL
For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.
Preliminary Safety Reference
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Safety Reference / SDS RequestCatalog navigation
Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.
Cytidine is identified by CAS 65-46-3, with molecular formula C9H13N3O5, molecular weight 243.22, InChIKey UHDGCWIWMRVCDJ-XVFCMESISA-N.
ChEMBL contains qualifying experimental assay evidence associated with Cytidine deaminase, Deoxycytidine kinase, Uridine-cytidine kinase 1, Voltage-gated inwardly rectifying potassium channel KCNH2. These records do not establish therapeutic efficacy or clinical use.
Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.
Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.
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