Synthesis of saframycins. IV. Selenium oxide oxidation of 4-oxo-hexahydro-1,5-imino-3-benzazocin-7,10-dione; promising method to construct saframycins C and D from saframycin B.
作者:Naoki SAITO、Yoko OHITA、Akinori KUBO
DOI:10.1248/cpb.38.821
日期:——
9-Methoxy-3, 8, 11-trimethyl-4-oxo-1, 2, 3, 4, 5, 6-hexahydro-1, 5-imino-3-benzazocin-7, 10-dione (13) is oxidized to the corresponding 6-hydroxy compound (14) with selenium oxide. This is a good way to make saframycins C (3) and D (4) from saframycin B (2).
9-甲氧基-3, 8, 11-三甲基-4-氧代-1, 2, 3, 4, 5, 6-六氢-1, 5-亚氨基-3-苯并氮杂卓-7, 10-二酮(13)被氧化硒氧化成相应的 6-羟基化合物(14)。这是用黄霉素 B (2) 制造黄霉素 C (3) 和 D (4) 的好方法。