Blog

α,β-Unsaturated aldehydes and ketones can undergo reaction with nucleophiles at the β carbon, as shown below. This reaction is called _____ reaction. a. a 1,4-conjugate addition. b. an electrophilic addition. c. a direct addition d. a 1,2-addition.

Which of the following must be converted into a carboxylic acid through nitrile hydrolysis rather than through a Grignard synthesis with Mg/ether followed with dry CO2 and work-up with H3O+?

Which pair of reagents would produce the highest yield of (R)-2-ethoxybutane?

The α-halogenation of cyclohexanone ________.

Which of the following are intermediates in the acid hydrolysis of an amide?

Which of the following amines can be resolved into enantiomers?  

Which of the following is least likely to undergo a smooth crossed Claisen condensation with methyl pentanoate?

At what wavenumber will the C-H stretch involving an sp carbon appear?  

Which of the following compounds is(are) hydrolyzed to butanoic acid upon heating in

Which of the following methods of preparation of amines results in an amine with one less carbon atom than the starting material?