Novel cyclodepsipeptide intermediates have been prepared from the A21978 complex and used to synthesize new lipodepsipeptide antibiotics. The three intermediates can be readily derivatized to give new families of antibiotics that have potent antibacterial activity against gram positive bacteria.
从A21978复合物中制备了新型环状脱
氨肽中间体,并用于合成新的脂肪脱
氨肽类抗生素。这三种中间体可以很容易地衍生出新的抗生素家族,对革兰氏阳性细菌具有强效的抗菌活性。