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process for the production of hydrochloride of 2.6 - xilidide acid n - metilpiperidin - 2 - carboxylic
process for the production of hydrochloride of 2.6 - xilidide acid n - metilpiperidin - 2 - carboxylic
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机译:2.6的盐酸立利特酸正甲哌啶丁2-羧酸盐酸盐的制备方法;
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摘要
Method for producing the hydrochloride of N-methyl piperidine-2-carboxylic acid-2,6-xylidide which include hydrogenating picolinic acid-2,6-xylidide in the pyridine ring in the presence of HCl to the hydrochloride of piperidine carboxylic acid xylidide followed by catalytic reductive methylation using formaldehyde.
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