Browdy & Neimark
2-Substituted thiazolyl-piperazine compounds, process for preparation thereof and utilizations thereof _
 The present invention relates to a piperazine compound represented by the following general formula (I): ##STR1## wherein X stands for a hydrogen atom or a phenyl group, R.sup.1 stands for a hydrogen atom or an alkyl group, and R.sup.2 stands for a hydrogen atom or an alkyl group. These compounds are valuable as immunopotentiators, such as for the treatment of chronic rheumatoid arthritis and other diseases accompanied by reduction or abnormal change of the immune function. 
Mitsuitoatsu Chemicals, Inc.
A C A A
A61P C07D A61P A61P
inventional inventional inventional inventional
Yutaka Akira Hiroshi Takuo Isao Shiyoichiro Yoshitsugu
Okazaki Awaya Tokuda Nakano Sakano Miyahara Yamada