海量图书期刊资源，随时随地畅享阅读乐趣
Methods of activating S-methylmercapto derivatives of purine and pyrimidine in reactions with weakly nucleophilic compoundsE. P. Gracheva; Z. S. Volkova; V. I. Gunar; É. A. Arutyunyan; S. I. Zav'yalov · 1970