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Chapter 21: 23P (page 817)

What 1° amine and carbonyl compound are needed to prepare each imine?

a.

b.

Short Answer

Expert verified

a.

b.

Step by step solution

01

Imines

A derivative of carbonyl compounds, imines are formed by the condensation of an aldehyde or ketone with a primary amine.

02

Imine formation

The following imines are formed by the reaction of the given carbonyl compounds with the primary amines:

a. Acetaldehyde reacts with nitropropane to form the given imine.


Formation of imine

b.

4-methylcyclohexanone reacts with aniline to form the given imine

Formation of Imine

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Most popular questions from this chapter

Draw the products of the following Wittig reactions

a.

b.

Draw a stepwise mechanism for the following imine hydrolysis

Maltose is a carbohydrate present in malt, the liquid obtained from barley and other grains. Although maltose has numerous functional groups, its reactions are explained by the same principles we have already encountered.

a. Label the acetal and hemiacetal carbons.b. What products are formed when maltose is treated with each of the following reagents: [1] ; [2] and HCl; [3] excess NaH, then excess ?c. Draw the products formed when the compound formed in Reaction [3] of part (b) is treated with aqueous acid.The reactions in parts (b) and (c) are used to determine structural features of carbohydrates like maltose. We will learn much more about maltose and similar carbohydrates in Chapter 28.

(a) Explain how in can reduce hemiacetal A to butane-1,4-diol (b) What product is formed when A is treated with ? (c) The drug isotretinoin is formed by the reaction of X and Y. What is the structure of isotretinoin? Although isotretinoin (trade name Accutane or Roaccutane) is used for the treatment of severe acne, it is dispensed under strict controls because it also causes birth defects

Identify the acetal in oleandrin, and draw the products formed by acid-catalysed hydrolysis of the acetal.
See all solutions

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