Sodium reaction Chiral synthesis Synthesis in ultralow temperature, anhydrous and oxygan free Acetylene hydrocarbon reaction Synthesis of organic fluoride Cyanogenation Hydrogenation Fixed-bed dehydrogenation, hydrogenation & ammonia oxidation   E4: (S)-5-chloro-α-(Cyclopropylacetenyl )-2-[((4-methoxyphenyl) methyl)amino]-α-(trifluoromethyl)benzyl alcohol