New synthesis of Polymethyleneamine Alkaloid Haplamidine and Its Homologues
R. Y. Mitrofanov, V. P. Sevodin
Pages: 487-489
Abstract
A new approach to the synthesis of the natural alkaloid haplamidine and its homologues is developed. The possibility of selective removal of the phthalyl protection by means of hydrazinolysis in the presence of benzoyl group is demonstrated.