... Exist in any cell in combined state, slight aroma, easy hygroscopic, soluble in water and Methanol, slightly soluble in alcohol, insoluble in ether, ... benzene, acetone and chloroform.[Melting Point]: 95°C[Polarimetry ]: -250(24°C 1% in ... and DNA, which is very important in physiological. In medicine, D-ribose as a drug ...