104832-18-0
(4R,5R)-methyl 2,2-dimethyl-5-(2-(triphenylphosphoranylidene)acetyl)-1,3-dioxolane-4-carboxylate
→
104738-66-1
(4S,5R)-methyl 2,2-dimethyl-5-(2-(triphenylphosphoranylidene)acetyl)-1,3-dioxolane-4-carboxylate