I\'m having trouble with labeling this IR. Would you be able to label the peaks and name what functional group this is? Thank you in advance. Analyst Date Spectrum User Monday, March 19, 2018 1:46 PM 100.2 100.0 99.8 99.6 99.4 99.2 99.0 98.8 98.6 98.4 98.2 98.0 97.8 97.6 97.4 97.2 97.0- 4000 3500 3000 2500 2000 1500 1000 450 cm-1 Quality Checks The Quality Checks give rise to a Weak Bands warning for the sample Description iplie Name Spectrum User 40 Sample 040 By Spectrum User Date Monday, March 19 2018 Solution The band at around 2865 -2975 cm-1 is due to aliphatic -CH stretching And there is no other prominent band in above IR. .

1. I'm having trouble with labeling this IR. Would you be able to label the peaks and name what
functional group this is? Thank you in advance.
Analyst Date Spectrum User Monday, March 19, 2018 1:46 PM 100.2 100.0 99.8 99.6 99.4 99.2
99.0 98.8 98.6 98.4 98.2 98.0 97.8 97.6 97.4 97.2 97.0- 4000 3500 3000 2500 2000 1500 1000
450 cm-1 Quality Checks The Quality Checks give rise to a Weak Bands warning for the sample
Description iplie Name Spectrum User 40 Sample 040 By Spectrum User Date Monday, March
19 2018
Solution
The band at around 2865 -2975 cm-1 is due to aliphatic -CH stretching
And there is no other prominent band in above IR.