SEARCH Articles Figures Tables 3- O-butanoyl-D-glucose 4-butanoyl-2-phenyl 5-Amino-3-butanoyl 5-Butanoyl-2-hydroxy 6-0-Butanoyl castanospermine Biosynthesis of a Butanoyl Group from Acetyl and Malonyl Building Blocks Butanoyl chloride Butanoyl chloride acylation with Butanoyl chloride, 4- Friedel-Crafts reaction Butanoyl chloride, heptafluoroFriedel-Crafts reaction Butanoyl chloride, heptafluoroFriedel-Crafts reaction bimolecular aromatic Butanoyl chloride, reaction with