Ald Ketone Spectra
12
Spectroscopy of Aldehydes and Ketones
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Transcript of Ald Ketone Spectra
IR: !"-!#" cm- $C=O stretch%n& fre'uency(
$lo)er *y + ," to #" cm- %f C=O %s conu&ated(
aldehydes only: C-H stretch: ,," / ,!," cm-
#C-01R: *oth aldehydes and 2etones ha3e a
character%st%c C=O pea2 at 4"-,5 δ
H-01R: aldehydes only: ald. C-H a*sor*s at " δ
*oth aldehydes and 2etones ha3e Hs α to
C=O at ,.,-,.5 δ
$lo)er *y + ," to #" cm- %f C=O %s conu&ated(
aldehydes only: C-H stretch: ,," / ,!," cm-
#C-01R: *oth aldehydes and 2etones ha3e a
character%st%c C=O pea2 at 4"-,5 δ
H-01R: aldehydes only: ald. C-H a*sor*s at " δ
*oth aldehydes and 2etones ha3e Hs α to
C=O at ,.,-,.5 δ