688801-64-1
methyl (E)-5-((tert-butyldimethylsilyl)oxy)pent-2-enoate
→
~87%
62592-80-7
methyl 5-hydroxypent-2-enoate
201667-72-3
~67%
methyl (2E)-5-(4-methoxybenzyloxy)-2-pentenoate
62592-76-1
methyl 5-methylsulfonyloxypent-2-enoate