发明名称 PROCESSO PARA PREPARACAO DE COMPOSICAO DE DERIVADOS DE 4-AMINO-1,2,4-(4H)-TRIAZOLA
摘要 <p>A process for preparing a 4-amino-1,2,4-(4H)triazole derivative composition having the formula <CHEM> wherein R is hydrogen or an alkyl group containing from 1 to about 10 carbon atoms, which alkyl group can be additionally substituted by one or more aryl, heteroaryl, hydroxy, or alkenyl substituents, comprising the step of reacting hydrazine or an aqueous hydrazine solution with a carboxylic acid having the formula RCO2H in the presence of an insoluble polymer containing acidic functional groups sufficiently strong to cause the reaction to proceed under mild conditions to produce a product of high yield and purity.</p>
申请公布号 BR8706335(A) 申请公布日期 1988.07.26
申请号 BR19878706335 申请日期 1987.11.24
申请人 REILLY TAR & CHEMICAL CORPORATION 发明人 GERALD L. GOE;ERIC F.V. SCRIVEN;JAMES G. KEAY;LOWELL MARK HUCKSTEP
分类号 C07D249/08;C07D521/00;(IPC1-7):C07D249/14 主分类号 C07D249/08
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