申请人:Sagami Chemical Research Center
公开号:US04017512A1
公开(公告)日:1977-04-12
A novel process for producing an N-alkylhydroxylamine of the formula (I) rnh-oh (i) wherein R represents an alkyl group which may be substituted with least one substituent, which comprises reacting an N-mesyl-O-(p-alkoxybenzyl)hydroxylamine or an N-mesyl-O-(2,4,6-trialkylbenzyl)hydroxylamine with an alkyl halide of the formula (III) rx (iii) wherein R is as defined above and X represents a halogen atom, under a basic condition to produce the corresponding N-alkyl-N-mesyl-O-(p-alkoxybenzyl)hydroxylamine or N-alkyl-N-mesyl-O-(2,4,6-trialkylbenzyl)hydroxylamine, and treating the resulting compound with a solution of a phenol compound, and novel N-alkyl-N-mesyl-O-(p-alkoxybenzyl)hydroxyl amines and N-alkyl-N-mesyl-O-(2,4,6-trialkylbenzyl)hydroxylamines which are useful as intermediates in the above process.
一种生产化合物(I)rnh-oh(i)的N-烷基羟胺的新工艺,其中R代表一个可以被至少一个取代基取代的烷基基团,包括将N-甲磺酰-O-(p-烷氧基苄基)羟胺或N-甲磺酰-O-(2,4,6-三烷基苄基)羟胺与化合物(III)rx(iii)的烷基卤化物在碱性条件下反应,其中R如上定义,X代表卤素原子,以产生相应的N-烷基-N-甲磺酰-O-(p-烷氧基苄基)羟胺或N-烷基-N-甲磺酰-O-(2,4,6-三烷基苄基)羟胺,并用酚类化合物的溶液处理所得化合物,并且新的N-烷基-N-甲磺酰-O-(p-烷氧基苄基)羟胺和N-烷基-N-甲磺酰-O-(2,4,6-三烷基苄基)羟胺,可用作上述过程中的中间体。