(E)-ethyl-7-bromohept-2-enoate

环松油烯

[2-Phenylcarbamoyloxy-cyclopent-(E)-ylidene]-acetic acid ethyl ester

乙氧甲酰基亚甲基三苯基膦

乙基[二(2,2,2-三氟乙氧基)氧膦基]乙酸