Quiz 11: Suzuki Coupling Reaction Flashcards
Which of the labeled carbons in the Suzuki product shown below is expected to be the most downfield in 13C NMR spectrum?
A B C D can’t be determined
C
In the 13C NMR spectrum of the Suzuki product shown below, how many total C signals are expected?
A. 9 B. 10 C. 12 D. 14 E. 15
B
In the 1H NMR spectrum of the Suzuki product, the total integration of the aromatic proton signal will be?
A. 12 B. 9 C. 6 D. 5 E. 3
B
In the 13C NMR spectrum of the Suzuki product shown below, how many aromatic C signals are expected?
A. 6 B. 8 C. 9 D. 10 E. 12
B
In the 1H NMR spectrum of the Suzuki product shown below, how many total signals are expected? A. 5 B. 6 C. 7 D. 9 E. 11
C
Which of the following statements is/are TRUE about the reaction below?
I. The Suzuki reaction results in the formation of a new C-C bond
II. K2CO3 is added to make the solution acidic, helping to solubilize the starting material.
III. Phenyl boronic acid is a Lewis acid.
A. only I is TRUE B. only II is TRUE C. only I & III are TRUE D. only II & III are TRUE E. all of these statements are TRUE
C
What is the role of Palladium Acetate Pd(OAc)2 in the Suzuki reaction shown below?
A. catalyst
B. solvent
C. base used to activate the boronic acid reactant
D. phase transfer agent
A
Which of the following FG are found in the Suzuki reaction product shown below? I. amide II. aromatic III. amine IV. ketone
A. only I B. only III C. only I & II D. only I & II & III E. all of them
C
Which are TRUE about TBAB (tetra-n-butylammonium bromide)?
I. basic salt
II. soluble in H2O therefore is extracted
III. phase transfer agent assist in solvation of organic into aqueous solvent used in reaction
A. only I B. only II C. only III D. only I & II E. all of them
E
What is the role of water in the Suzuki reaction?
A. nucleophile B. catalyst C. activates palladium acetate D. used to activate the boronic acid solvent E. solvent
E
