abstract |
A process for the desulfurization, and halogenation of a 1-acyl-7-acylthio-3,6-disubstituted-1 H -pyrazolo[5,1- c ]-1,2,4-triazole first compound comprising reacting the compound with an excess of a halogenating agent whereby a 3,6-disubstituted-7,7-dihalo-1 H -pyrazolo[5,1- c ]-1,2,4-triazole compound is formed. |