But-(E)-ylidene-(4-methoxy-phenyl)-amine
S-2-pyridyl 3-<<(1,1-dimethylethyl)dimethylsilyl>oxy>butanethioate
tert-butyldimethylsilyl ether-β-hydroxybutyric acid ethyl ester
tert-butyldimethylsilyl ether-β-hydroxybutyric acid
tert-butyldimethylsilyl chloride