62569-98-6
5,5-dimethylhept-6-en-2-one
+
616-38-6
碳酸二甲酯
→
~69%
835597-69-8
methyl 6,6-dimethyl-3-oxooct-7-enoate
70472-96-7
5-bromo-3,3-dimethylpent-1-ene