1,2 and 1,4 addition again Flashcards
1
Q
conjugated systems have _ sites for nucleophilic attack
A
2-see resonance
2
Q
when does 1,4 addition happen?
A
weak Nu
enolate ion, ROH, R2NH, Gilman, H2O, RS-, N3-
3
Q
when does 1,2 addition happen
A
strong Nu
Grignard, organolithium, LiAlH4, acetylide ion
4
Q
acid workup step needed?
A
yes, for both