Adenosine Chinese name adenosine, D- adenosine, adenosine Adenosine English name CAS RN 58-61-7 Formula C10H13N5O4 Molecular Weight 267.24 Quality standards CP2010 / USP30 White or white crystalline powder Melting point 233 ~ 238 ? Specific rotation -68.0 ° -72.0 ° Drying loss ?0.5% Residue on ignition ?0.1% ?0.001% of the total heavy metal impurities ?0.5% Content ?99% The role of anti-viral pharmaceutical raw materials and pharmaceutical intermediates