A Novel Application of Sodium Borohydride for the Regiospecific and Stereoselective Reduction of Conjugated Alkadiynes

Magnesium Oxide

“…Magnesium ion displays a similar coordination effect and promotes the amidation of esters. Magnesium oxide has been used as a base in substitution reactions of alkyl halides and sulfonates with alcohols, 22 thiols, 23 and amines. 24 The reactions are particularly mild and generally proceed in good yields.…”