Yasuo Kamiya

Aminopyrazole derivative, its production and use

Process for producing guanidine derivatives, intermediates therefor and their production

Method for producing isoureas

PRODUCTION OF GUANIDINE DERIVATIVE

Production of guanidine derivative, new intermediate and its production

Process for producing isothiocyanate derivatives

Verfahren zur herstellung von isoharnstoffen A process for the preparation of isoureas

A process for the manufacture of isoureas

Procede pour produire des derives de la guanidine, intermediaires de ces derives et leur preparation

Verfahren zur herstellung von guanidinderivaten, zwischenprodukte dafür und ihre herstellung A process for preparing guanidine derivatives, intermediates therefor and their preparation