20(54)20(29)-LUPEN-(2,3:3,4)-5,5-DIMETHYLHEXENE-2-ONE-28-OIC ACID SHOWING COAGULATING ACTIVITY

摘要

FIELD: organic chemistry. SUBSTANCE: new derivative of lupen, - 20(29)-lupen-[(2,3: 3,4)-5,5-dimethylhexene-2-one] -28-oic acid is synthesized. Synthesis is carried out by cyclization reaction by Robinson from betulonic acid and mesityl oxide. Synthesized compound shows coagulating activity in combination with low toxicity. EFFECT: improved method of synthesis. 1 tbl