International Scholarly Research Notices / 2014 / Article / Tab 5

Research Article

Formulation Development and Characterization of Meclizine Hydrochloride Sublimated Fast Dissolving Tablets

Table 5

FTIR graph interpretation of pure MCZ and camphor.

Pure MCZ FTIR graph interpretationCamphor FTIR graph interpretation
Region in cm−1Type of vibrationFunctional group presentRegion in cm−1Type of vibrationFunctional group present

~2400–2500NH3 stretchAmmonium ion2957CH3 stretchMethyl
1475C=C stretchAromatic (unsaturated)1448CH3 bendingMethyl
1450CH3 stretchMethyl1738C=O stretchKetone
1901C–N stretchNitrile
698C–Cl stretchCarbon-chlorine