Problem: Provide the major product for the following reaction.5m
Problem: Provide the major product for the following reaction.3m
Problem: Provide the chemical steps necessary for the following synthesis.5m
Problem: Provide the major product for the following reaction dealing with the Grignard reagent.3m
Consider acetaldehyde (CH3CO). Show the following derivatives of acetaldehyde:
b) hemiacetal with CH3OH
c) acetal with CH3OH
d) imine with CH3NH2
Identify A, B, C and D:
In which of the following reactions is the final product expected to be formed as a racemic mixture?
Propose a multi-step synthetic scheme complete with reagents and proper order of reactions (no mechanisms required) for the following molecule starting from the indicated compound. You may use any reagents neccessary. Show the product of each step in your scheme.
Predict the major product(s) from the treatment of acetone with the following:
(a) [H+], (CH3)2NH
(b) [H+], excess EtOH
(c) HCN, KCN
Complete the following reactions by drawing the structures of the principal major products in the boxes shown. Indicate the relative stereochemistry where necessary. If there is no reaction, write NR.
What is the final principal product of the following synthesis?
Road map. Fill in the structures of the missing molecules in the road map shown below.