A Cytidine analog and also an isostere of Thymidine.Synonyms:4-Amino-1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-methyl-pyrimidin-2-oneCAS Number:838-07-3Molecular Formula:217-219°CMolecular Weight:241.2Appearance:Supplied as a white to off-white powder.Purity:≥99% (HPLC)Melting Point:217-219°CWater (Karl Fisher):≤0.5%Proton NMR Spectroscopic:Conforms to structure Storage and Stability:Store at 4ºC. Stable for 6 months after receipt.