例句與造句

1. TMP is the starting material for an even stronger base lithium tetramethylpiperidide and the radical species TEMPO . Another non-nucleophilic base is N, N-diisopropylethylamine.
2. The methylene bridge in the reactant with adjacent carbonyl and acetyl substituents is acidic and can be deprotonated by strong non-nucleophilic bases such as lithium tetramethylpiperidide or lithium diisopropylamide ( LDA ) as in an aldol reaction.
3. It's difficult to find lithium tetramethylpiperidide in a sentence. 用lithium tetramethylpiperidide造句挺難的