English name: Cytosine

Product category: pyrimidine base series

CAS No：71-30-7

Molecular formula: C4H5N3O

Molecular weight: 111.1

Chinese alias: 4-aminohydroxypyrimidine 25kg / barrel

Character: white or off-white crystalline powder

Purity (HPLC): 99.0%

Use: synthetic anti-AIDS drugs and anti-hepatitis B drugs lamivudine, anticancer drugs gemcitabine, enonitabine and 5-flucytosine, etc

Downstream products: cytidine; N4-acetylcytosine; N4-benzoyl cytosine; 5-azocytosine; 5-flucytosine; gemil, tabine, etc