STRUCTURAL INVESTIGATION OF THE ANTIBIOTIC SPORAVIRIDIN XII. ISOLATION OF THE PSEUDOAGLYCONES FROM N-ACETYLSPORAVIRIDINS UNDER BASIC CONDITIONS

Article abstract of DOI:10.1016/S0040-4039(00)96009-X

N-acetylsporaviridins (N-Ac-SVD) are composed of six components whose molecular weights are all about 2200.Treatment of each component of N-Ac-SVD with 1,8-diazabicyclo<5,4,0>undecen-7 (DBU) gave two pseudoaglycones and one of three viridopentaose A, B and C.