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Identify the keto form of the following enol structure.  A) 2-methylcyclopentanone B) 3-methylcyclopentanone C) 1-methylcyclopentanol D) 2-methylcyclopentanol

Choose the correct starting material and reagents for this transformation using a Diekmann cyclization reaction.   ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@  

What are the reagents?   ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@  

Identify the most acidic hydrogen on the following molecule.

Reduction of an ester can be stopped at the aldehyde by using DIBAH (instead of LAH) at a low temperature

Enolates react with α,β−unsaturated ketones to afford the 1,4-addition product. What is the expected product A for the following reaction sequence?   ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@  

Which of the following is the correct IUPAC name for CH3-CH2-COOH?

How many products do you expect from this reaction? 

Rank the compounds from lowest pKa (most acidic) to highest pKa (least acidic).   ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@ ©GMU@X@user.pk_string@X@  

Which of the following choices is an intermediate A for the Claisen condensation reaction shown below?