Question: Question 5: a) Provide all missing intermediates and products in the reaction schemes below. HO HO. HO O OH Reagent A O-P-O- 0- 0

Question 5: a) Provide all missing intermediates and products in the reaction

Question 5: a) Provide all missing intermediates and products in the reaction schemes below. HO HO. HO O OH Reagent A ""O-P-O- 0- 0 HO, H+ UDP-Gal HO OH O Reagent B OH + . ... HO Nucleophilic addition occurred form Re / Si face : O NHAdc GlcNAc H+ Product A " B-1,3-Galactosyl transferase H+ b) Complete the following scheme and circle the appropriate stereochemical descriptors (Re or Si and R or S). Product B Disaccharide product Hemiacetal Hemicetal carbon has R/S configuratrion

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