Process for preparing 1-deoxynojirimycin and n-derivatives...

Details Process for preparing 1-deoxynojirimycin and n-derivatives... Process for preparing 1-deoxynojirimycin and n-derivatives...

C - Chemistry, Metallurgy

07

D

195/122.5

C07D 211/46 (2006.01) A61K 31/445 (2006.01)

Patent

CA 1277624

Abstract A process for preparing a 1-deoxynojirimycin of the formula Image in which R is hydrogen, optionally substituted alkyl or aralkyl, which comprises converting D-glucose to an aminosorbitol Image protecting the amino group of the aminosorbitol with an alkalinically detachable group to form the protected compound of the formula Image Le A 24 426 in which X is an alkalinically detachable protective group, microbiologically oxidizing the protected compound to an oxidation product of the formula Image alkalinically splitting off the protective group X to form an aminosorbose of the formula Image and reducing the aminosorbose. Le A 24 426

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