3-Nitro-1-Phenylpyrazole置于palladium 10% On Activated Carbon,氢气体系中,用 甲醇 用作溶剂,化学反应 5.0H,反应生成1-苯基-3-氨基吡唑 参考文献: Compounds And Compositions For Treating Conditions Associated With Sting Activity[fr] Composés Et Compositions Pour Traiter Des états Pathologiques Associés à Une Activité De Sting 标题: Compounds And Compositions For Treating Conditions Associated With Sting Activity[fr] Composés Et Compositions Pour Traiter Des états Pathologiques Associés à Une Activité De Sting
专利号:US-4257942-A 优先权日:1977-10-06 标题:New water-insoluble azo dyes 发明人:DEFEO FRANCESCO; CIPOLLI ROBERTO 权利人:ACNA 摘要:The present invention relates to the synthesis of new dyes having the following general formula: wherein: D is the residue of a diazotizable component of the carbocyclic or heterocyclic series X is an ethylene group, optionally substituted by halogen-methyl, alkyl C1-C4, aryl, aralkyl or CH2OCO(HN)nR (wherein R and n have the meanings hereinafter defined); R is alkyl C1-C8 optionally substituted by halogen, CN,COOH; aryl optionally substituted by one or more atoms of halogen, alkyl C1-C4, alkoxyl C1-C4; alkoxyl C1-C4; alkoxyl C1-C8; Aryloxy; aralkoxy; cycloalkoxy; aralkyl; naphthyl optionally substituted by halogen; alkenyl C2-C8, optionally substituted by halogen, CN, COOH; R1 and R2, either like or unlike each other, may be alkyl C1-C4 optionally substituted by halogen or CN groups; aralkyl; R3 is H; halogen, alkyl C1-C4; alkoxyl C1-C4, optionally substituted. n is 0 or 1.
专利号:SU-639892-A1 优先权日:1976-01-26 标 题:Ethyl ether of 2-phenyl-4-chlorine-(2h)-pyrazolo/3,4-b/pyridine-5-carboxylic acid as intermediate product in synthesis of biologically active compounds
专利号:EP-3590340-B1 优先权日:2010-09-01 标 题:Intermediates for the synthesis of fungicidal pyrazoles