82709-37-3
6,6,6-trimethoxyhex-1-yne
→
89682-51-9
methyl 8-chloro-8-oxooct-5-ynoate
85924-38-5
methyl 8-hydroxyoct-5-ynoate
89682-50-8
8-methoxy-8-oxooct-3-ynoate