Amino acid amides of formula (I): ##STR1## wherein R.sup.1 -R.sup.5 and Y represent a variety of organic groups and atoms (including where R.sup.2, Y and the adjacent nitrogen atom together represent a thiazolidine or pyrrolidine group) and X represents carbonyl or sulfonyl are mostly new compounds and have valuable anti-tumor and immuno-regulatory activities. They may be formulated in compositions for pharmaceutical use.
式(I)的
氨基酸酰胺:##STR1## 其中R.sup.1-R.sup.5和Y代表各种有机基团和原子(包括R.sup.2、Y和相邻的氮原子一起代表
噻唑啉或
吡咯啉基团的情况),X代表羰基或磺酰基,大多数是新的化合物,并具有有价值的抗肿瘤和免疫调节活性。它们可以制成药用组合物。