N-(5-Chloro-2-pyridyl)bis(trif

tert-Butyl N-hydroxycarbamate,

Eaton's reagent 2.5LT

2,4-Difluoroaniline

Chlorotripropylsilane

TentaGel《 MB-Br 5GR

Potassium standard solution

3-(3,4,5-Trimethoxyphenyl)prop

Iodomethylcyclopentane

N,N'-Diethylethylenediamine

alpha-Toluenesulfonyl chloride