Ch 8 Alkenes: Structure and prepartion via Elimination reaction Flashcards
1
Q
cis
A
same side
2
Q
trans
A
opposite sides
3
Q
Z
A
same side
4
Q
E
A
opposite side
5
Q
E2 Mechanism
A
6
Q
E2 rate of reactivity
A
3>2>1
7
Q
regioselectivity of E2 reactions
A
the reaction is said to produce two different regiochemical outcomes.both products are formed , but the more substituted alkene is generally observed to be the major product
8
Q
zaitsev product
A
the more substituted alkene
9
Q
hofmann product
A
the less substituted alkene
10
Q
when ethoxide is used the ______ product is the major product
A
Zaitsev
11
Q
When sterically hindered bases are used, the _______ product is the major product
A
hofmann
12
Q
potassium tert-butoxide (t-BuOK)
A
13
Q
Diisopropylamine
A
14
Q
triethylamine
A
15
Q
E1 mechanism
A