This term is derived from German and means "polarity reversal." In the context of organic synthesis, it often refers to the reversal of the normal reactivity of functional groups. In the case of enamides, umpolung involves changing the electrophilic character of the nitrogen atom, making it act as a nucleophile.
If you need to purchase chemical raw materials, submit your demand information to get the latest quotations.
2-(3,4-dimethylphenyl)-2-oxoethyl acetate
2-(1-cyclohexen-1-yl)-N,N-diethylbenzofuran-3-amine
Ethanone, 1-(3-bromophenyl)-2-(diethylamino)-
