(-)-2-Ethenylidene-1,7,7-trimethylbicyclo[2.2.1]heptane (3), (+)- (5), and (-)-2,2-dimethyl-3-ethenylidenebicyclo[2.2.1]heptane (6) were synthesized in good yields starting with compounds from the chiral pool.
以手性池中的化合物为起始原料,合成了(-)-2-
乙烯叉-
1,7,7-三甲基双环[2.2.1]庚烷(3),(+)-(5)和(-)-2,2-二甲基-3-
乙烯叉
双环[2.2.1]庚烷(6),产率良好。