Efficient syntheses of benzyl andn-octyl [1,3-13C2]acetoacetates, and their application to syntheses of13C-labelled pyrrole and13C-labelled hymecromone
Efficient syntheses of benzyl andn-octyl [1,3-13C2]acetoacetates, and their application to syntheses of13C-labelled pyrrole and13C-labelled hymecromone