苯乙基三苯基鏻溴化物 、 正丁基锂 、 4-乙基-a,a-二甲基苯丙醛 以0.71 g (51%) of the title compound as a colorless oil was obtained的产率得到1-(2,2-dimethyl-5-phenylpent-3-enyl)-4-ethylbenzene
Provided is class of compounds of formula (I)
wherein X, R
1
, R
2
and R
3
have the same meaning as given in the specification capable of releasing fragrant compounds in a controlled manner into the surroundings.