Abstract
Zygomycin-A, when subjected to methanolysis, produced a crystalline pseudoneamine trihydrochloride and amorphous methyl zygobiosaminide dihydrochloride (C11H21O7N2(OCH3)·2HCL). Methyl-N, N'-diacetylzygobiosaminide on hydrolysis yielded D-ribose.