Tert-butyl 4-(hydrazinecarbonyl)-4-methylpiperidine-1-carboxylate → 4-(5-Isopropyl-(1,3,4)oxadiazol-2-yl)-4-methyl-piperidine-1-carboxylic acid tert-butyl ester

Beteiligte Stoffe

Reaktionsschritte

30 g 4-hydrazinocarbonyl-4-methyl-piperidine-1-carboxylic acid tert-butyl ester was refluxed with 150 mL 1,1,1-trimethoxy-2-methyl-propane overnight. The excess of reagent was removed under vacuum and the residue was purified by chromatography on silica gel to give 19 g of the desired product.

Herkunft & Nachweise