Chapter 9, Problem 2CGP

a)

Interpretation Introduction

Interpretation:

Identification of functional group of butesin

Concept Introduction:

Functional group can be defined as the substituent within a molecule which is the basis or the reason of the characteristic chemical reactions of those molecules. A functional group will show similar or same chemical reaction regardless of the size of the molecule.

b)

Interpretation Introduction

Interpretation:

Identification of functional group of estrone

Concept Introduction:

Estrone is a minor female sex hormone, a weak estrogen and a steroid. It is also spelled as ‘oestrone’. Apart from playing the role of the natural hormone, it has been used in medications such as menopausal hormone therapy.

c)

Interpretation Introduction

Interpretation:

Identification of the functional group of tyrosine

Concept Introduction:

Among the 22 amino acid which are utilized by cells for synthesizing proteins, tyrosine is one of them. When it is referred to as a side chain or functional group, it is known as tyrosyl. It is abbreviated as ‘Tyr’ or ‘Y’. It is also known as 4-hydroxyphenylalanine. The residue of tyrosine plays an important role in photosynthesis. It is also found in dairy products, fish, eggs, nuts etc.

d)

Interpretation Introduction

Interpretation:

Identification of functional group of Morphine

Concept Introduction:

Morphine is from the class of drug which is opiate analgesics. It is a pain medication which is naturally found in some plants and animals. It is a pain medication which is taken for moderate to severe pain.

The different ways of giving morphine are:-

• By mouth
• By injecting into the muscle
• Intravenously
• By injecting under the skin
• Into the space around the spinal cord
• Rectally.
The duration of effect varies from 3-7 hours.

e)

Interpretation Introduction

Interpretation:

Identification of functional group of Eugenol

Concept Introduction:

Eugenol is an allyl chain-substituted guaiacol. It is also a phenylpropene. It has a colourless to pale yellow appearance having a pleasant, spicy, clove-like odour. It is an aromatic oily liquid which is extracted from certain essential oils such as clove oil, nutmeg etc. It is used in the preparation of perfumes, flavourings and essential oils and is also used as local antiseptic and anaesthetic.

f)

Interpretation Introduction

Interpretation:

Identification of functional group of methyl anthranilate

Concept Introduction:

The methyl anthranilate is also known as methyl 2-aminobenzoate or MA or carbomethoxyaniline. It is an ester of anthranilic acid. The chemical formula of methyl anthranilate is

Some of its chemical properties are as follows: -

Clear to pale yellow liquid

Melting point 24 °C and boiling point 256 °C

Very slightly soluble in water

Soluble in ethanol and propylene glycol

Insoluble in paraffin oil