Betulinol derivatives

Biologically active material

Bis(4-O-polyhexaose-thio)-phenyl ureas and method of use

Bisulfite stabilization of 5-azacytidine

Bis[triethylphosphine)aurio]sulfonium sugars

C-20-Modified macrolide derivatives of the macrolide antibiotics

C-23-Modified derivatives of DMT

C-23-Modified derivatives of OMT, pharmaceutical compositions an

C-5 Substituted cytosine nucleosides

C-5 Substituted uracil nucleosides

Carbalkoxymethyl derivatives of rutin poly(H-)sulfate and method

Carbohydrate derivatives of milbemycin and processes therefor

Carbohydrate derivatives of milbemycin and processes therefor

Carboxyalkyl derivatives of rutin poly(H-)sulfate

Carminomycin analogue

Carminomycin derivatives, their preparation and use

Cationized dextran and salts thereof and manufacturing process a

Cellulose/carboxymethyl cellulose mixtures useful for controllin

Certain pyrido-pyrimidines for treating mammalian and avian infe

Chitosan as a contraceptive