The compounds 8-chloroadenosine 3'5'-cyclic phosphate and 8-aminoadenosine 3',5'-cyclic phosphate are used together or separately to treat malignant tumours in warm bloodied animals. A single step synthesis of 8-chloroadenosine 3',5'-cyclic phosphate from 8-bromoadenosine 3',5'-cyclic phosphate is disclosed.
8-
氯腺苷-3',5'-环
磷酸和 8-
氨基
腺苷-3',5'-环
磷酸化合物可一起或单独用于治疗温血动物的恶性肿瘤。本发明公开了一种由 8-
溴腺苷 3',5'-环
磷酸一步合成 8-
氯腺苷 3',5'-环
磷酸的方法。