Gonzalez de la Parra M, Hutchinson C R
School of Pharmacy, University of Wisconsin, Madison 53706.
J Antibiot (Tokyo). 1987 Aug;40(8):1170-4. doi: 10.7164/antibiotics.40.1170.
Brefeldin C (2) is the penultimate intermediate in the biosynthetic pathway to brefeldin A (1). Using stereospecifically 2H-labeled forms of 2, the hydroxylation of 2 to 1 is shown to involve stereospecific removal of the 7 pro-S hydrogen from 2.