申请人:BASF Aktiengesellschaft
公开号:US05101028A1
公开(公告)日:1992-03-31
Triazolopyridines of the formula ##STR1## where R.sup.1 is C.sub.1 -C.sub.20 -alkyl which may be substituted, phenyl which may be substituted, or hydroxyl, R.sup.2 is hydrogen, formyl, nitroso, cyano or substituted methyl, R.sup.3 is hydrogen, cyano, carbamoyl, carboxyl or C.sub.1 -C.sub.4 -alkoxycarbonyl and R.sup.4 is hydroxyl, halogen, amino which may be substituted or the radical of a compound with an acidic CH, are prepared as described. The compounds are useful as intermediates in the preparation of dyes.
根据描述,制备了式为##STR1##的三唑吡啶化合物,其中R.sup.1是可被取代的C.sub.1-C.sub.20-烷基、可被取代的苯基或羟基,R.sup.2是氢、甲酰基、亚硝基、氰基或取代甲基,R.sup.3是氢、氰基、氨基甲酰基、羧基或C.sub.1-C.sub.4-烷氧羰基,R.sup.4是羟基、卤素、氨基(可取代)或具有酸性CH的化合物的基团。这些化合物在染料制备中作为中间体是有用的。