Uracil derivatives, process for preparing same, and pharmaceutical compositions comprising same

摘要

PCT No. PCT/JP82/00081 Sec. 371 Date Nov. 16, 1982 Sec. 102(e) Date Nov. 16, 1982 PCT Filed Mar. 24, 1982 PCT Pub. No. WO82/03392 PCT Pub. Date Oct. 14, 1982.Disclosed are uracil derivatives having the general formula <IMAGE> where R represents a hydrogen atom or an alkyl radical having 1 to 4 carbon atoms. Also disclosed are a process for preparing these compounds and pharmaceutical compositions having immunomodulatory activity which comprise these compounds as the active ingredient.