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Pharmaceutical Analysis
book

Pharmaceutical Analysis

by P. D. Chaithanya Sudha
July 2012
Intermediate to advanced content levelIntermediate to advanced
758 pages
17h 12m
English
Pearson India
Content preview from Pharmaceutical Analysis

Chapter 3

Para Dimethyl Amino Benzaldehyde (PDAB) and Para Dimethyl Amino Cinnamaldehyde (PDAC)

INTRODUCTION

Certain amines condense with various aldehydes in strongly acidic media to give products that are oxidisable to give colour. Among many, the following aldehydes are widely used. They are p-dimethyl aminobenzaldehyde, vanillin, formaldehyde, benzaldehyde, salicyaldehyde, paraldehyde, p-acetyl aminobenzaldehyde, m- and p-nitrobenzaldehyde, etc.

The reaction with aromatic amines produces Schiff bases.

STRUCTURES

 

Image
MECHANISM OF ACTION

The mechanism of aldehydes which condenses with the aromatic amines involves the condensation of the aldehydes ...

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Publisher Resources

ISBN: 9789332515659