Blog

Which one of the following would not be expected to give a significant yield in a Dieckmann condensation?

Rank the following carboxylic acid derivatives in decreasing order (most to least) of reactivity towards nucleophilic substitution.

Which of the following cannot be the starting material for the following reaction?

What is(are) the major organic product(s) of the following reaction?

Predict the product for the following reaction sequence.     

Two possible methods to synthesize carboxylic acids are shown below. For the synthesis of cyclopentanecarboxylic acid from bromocyclopentane, which of the following statements is true?

Bonus question A compound with molecular formula C8H14O3 exhibits a triplet at d 1.0 (6H), a sextet at d 1.6 (4H) and a triplet at d 2.2 (4H) in its 1H NMR spectrum. Its IR spectrum shows two strong absorption bands near 1850 and 1750 cm-1. Provide the IUPAC name of the structure that matches the above information.

What is the Aldol addition product formed from reaction of the following compound with itself?

What is the product of the following reaction? (at -78 oC)

Arrange the following compounds in order of increasing acidity, putting the least acidic first.