Homework #6
Name: ________________________________________ Awarded points: _____of 1
Date: October 2. Due: Fri, October 4
Consider two addition reactions according to the following scheme.
Assignment #1: fill the reagents and product names in the gray boxes.
HO
OH
Vinylcyclohexane
AB
12
H2O / H+BH3H2O2
NaOH
What are the names of the products? 1)________________ 1-Cyclohexylethanol__________
2) ______________________________________________2-Cyclohexylethanol__________ .
Asssignment #2: draw the reaction mechanism responsible for the reaction pathway A. Indicate, which
structure corresponds to the first transition state and which is the semi-stable intermediate.
+HOH
H
HO
+HO
+H
OH
H
transition statemetastable
i
n
t
e
r
m
e
d
i
a
t
e
Assignment #3: draw the approximate structure of the transition state of the reaction pathway B.
H
cyclic transition state
B
H
H
?
?