Problems and exercisesReactivity
1. Aldehyde or ketone
Rank by reactivity towards nucleophilic addition: acetone, formaldehyde, acetaldehyde and di-tert-butyl ketone. Explain.
2. Where does each reagent attack?
Indicate which center of butanone takes part in its reaction with: a) NaBH4; b) LDA; c) H2SO4 (protonation); d) Br2 in acid.