Chapter 16: Q55P (page 792)
Rank the following compounds from most reactive to least reactive towards nucleophilic addition.

Short Answer

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Chapter 16: Q55P (page 792)
Rank the following compounds from most reactive to least reactive towards nucleophilic addition.


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List three different sets of reagents (each set consisting of a carbonyl compound and a Grignard reagent) that could be used to prepare each of the following tertiary alcohols

The pKa of protonated acetone is about -7.5, and the pKa of protonated hydroxylamine is 6.0.
a. In a reaction with hydroxylamine at pH 4.5 (Figure 16.2), what fraction of acetone is present in its acidic, protonated form? (Hint: See Section 2.10.)
b. In a reaction with hydroxylamine at pH 1.5, what fraction of acetone is present in its acidic, protonated form?
c. In a reaction with acetone at pH 1.5 (Figure 16.2), what fraction of hydroxylamine is present in its reactive basic form?
What is the product of each of the following reactions?

Which ketone forms the most hydrate in an aqueous solution?

Draw the structure for each of the following:
a. isobutyraldehyde
b. 4-hexenal
c. diisopentyl ketone
d. 3-methylcyclohexanone
e. 2,4-pentanedione
f. 4-bromo-3-heptanone
g. -bromocaproaldehyde
h. 2-ethylcyclopentanecarbaldehyde
i. 4-methyl-5-oxohexanal
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