Development of a Scalable and Safe Process for the Production of 4-Chloro-2, 3-dimethylpyridine-N-oxide as a Key Intermediate in the Syntheses of Proton Pump …

M Waser, R Obermüller, JM Wiegand…

Index: Organic Process Research and Development, , vol. 14, # 3 p. 562 - 567

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Abstract

... Recently an efficient PTC-mediated process for the conversion of 10 into 12 was reported ... It turned out that after phase separation and distillation of the organic phase more than ... the literature.(5-8). Altogether, we have developed a straightforward and telescoped procedure for ...