Chapter 21, Problem 37E

(a)

Interpretation Introduction

Interpretation: The given compound anthraquinone needs to be identified as an aldehyde, ester, carboxylic acid, ketone or amine.

  

Concept Introduction : Organic molecules have some structural features in addition to $\text{C}-\text{H}$ and $\text{C}-\text{C}$ bonds. Functional groups are defined as an atom or group of atom with characteristic physical and chemical properties. Functional group contains multiple bonds, hetero-atom or sometimes both the multiple bonds and hetero-atom.

Table given below gives information about some common functional groups:

Type of Compound	General Structure
Aldehyde
Ketone
Carboxylic acid
Ester
Amine

Answer to Problem 37E

Anthraquinone contains a ketone functional group.

Explanation of Solution

From the table, the general structure for ketone is as follows:

  

The given compound contains a ketone functional group shown as:

  

(b)

Interpretation Introduction

Interpretation: The given compounds needs to be identified as an aldehyde, ester, carboxylic acid, ketone or amine.

  

Concept Introduction : Organic molecules have some structural features in addition to $\text{C}-\text{H}$ and $\text{C}-\text{C}$ bonds. Functional groups are defined as an atom or group of atom with characteristic physical and chemical properties. Functional group contains multiple bonds, hetero-atom or sometimes both the multiple bonds and hetero-atom.

Table given below gives information about some common functional groups:

Type of Compound	General Structure
Aldehyde
Ketone
Carboxylic acid
Ester
Amine

Answer to Problem 37E

The given organic compound contains an aldehyde functional group.

Explanation of Solution

From the table, the general structure for an aldehyde is as follows:

  

The given compound contains an aldehyde functional group shown as:

  

(c)

Interpretation Introduction

Interpretation: The given compounds needs to be identified as an aldehyde, ester, carboxylic acid, ketone or amine.

  

Concept Introduction : Organic molecules have some structural features in addition to $\text{C}-\text{H}$ and $\text{C}-\text{C}$ bonds. Functional groups are defined as an atom or group of atom with characteristic physical and chemical properties. Functional group contains multiple bonds, hetero-atom or sometimes both the multiple bonds and hetero-atom.

Table given below gives information about some common functional groups:

Type of Compound	General Structure
Aldehyde
Ketone
Carboxylic acid
Ester
Amine

Answer to Problem 37E

The given organic compound contains a carboxylic acid functional group.

Explanation of Solution

From the table, the general structure for carboxylic acid functional group is as follows:

  

The given compound contains a carboxylic acid functional group shown as:

  

(d)

Interpretation Introduction

Interpretation: The given compounds needs to be identified as an aldehyde, ester, carboxylic acid, ketone or amine.

  

Concept Introduction: Organic molecules have some structural features in addition to $\text{C}-\text{H}$ and $\text{C}-\text{C}$ bonds. Functional groups are defined as an atom or group of atom with characteristic physical and chemical properties. Functional group contains multiple bonds, hetero-atom or sometimes both the multiple bonds and hetero-atom.

Table given below gives information about some common functional groups:

Type of Compound	General Structure
Aldehyde
Ketone
Carboxylic acid
Ester
Amine

Answer to Problem 37E

The given organic compound contains an amine functional group.

Explanation of Solution

From the table, the general structure for amine functional group is as follows:

  

The given compound contains a carboxylic acid functional group shown as: