Reactive acyl dipeptides as potential penicillin analogues. Part II. N-(Acylglycyl)-5-oxo-pyrrolidine-2-carboxylic acids and N-(acylglycyl)-5,5-dimethyl-2-oxothiazolidine-4-carboxylic acids
作者:D. B. Miller、J. H. C. Nayler、H. R. J. Waddington
DOI:10.1039/j39680000242
日期:——
N-(Acylglycyl)-5,5-dimethyl-2-oxothiazolidine-4-carboxylic acids were similarly prepared from benzyl 5,5-dimethyl-2-oxothiazolidine-4-carboxylate. Both types of acid could be regarded, like penicillin, as acyl dipeptides containing a reactive peptide bond, but they exhibited only very slight antibacterial activity.
酰基甘氨酸对硝基苯酯与5-氧代吡咯烷-2-羧酸苄基酯的N -sodio衍生物反应,经氢解后,得到N-(酰基糖基)-5-氧吡咯烷-2-羧酸。N-(酰基甘氨酰基)-5,5-二甲基-2-氧噻唑烷-4-羧酸类似地由5,5-二甲基-2-氧噻唑烷-4-羧酸苄酯制备。可以将两种类型的酸(如青霉素)视为具有反应性肽键的酰基二肽,但它们仅表现出很小的抗菌活性。