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Chemistry Forums for Students => Organic Chemistry Forum => Organic Spectroscopy => Topic started by: taniasel on November 06, 2012, 06:40:24 PM

Title: IR SPECTRUM
Post by: taniasel on November 06, 2012, 06:40:24 PM

HELLO everyone. Can someone give me a reason why we use CCL4 solution than in H2O when we want to acquire the IR spectrum of vanillin?thanks in advance.   

Title: Re: IR SPECTRUM
Post by: Arkcon on November 06, 2012, 09:25:52 PM

Does water have a strong absorbance in the IR?

Does vanillin dissolve in water?

Title: Re: IR SPECTRUM
Post by: discodermolide on November 07, 2012, 02:31:01 AM

The IR solution cells are made from rock salt (at least that's how I remember them. they may have changed now?) and water dissolves salt.