A minor pyrrolizidine alkaloid from Heliotropium bovei

Abstract

Boveinine (1), a minor pyrrolizidine alkaloid, was isolated from the aerial parts of Heliotropium bovei and its structure was determined to be 1-[(2'-hydroxy-2'-(1-hydroxy-1-methylethyl) -3'-methoxybutanoyl-oxymethyl]-5,6-dihydropyrrolizidine-7-one.