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this is an IR scans what are the functional groups that are shown? and what comp

ID: 635693 • Letter: T

Question

this is an IR scans

what are the functional groups that are shown? and what compound could it be ?

# 39 PerkinElmer Spectrum Version 10.03.07 Thursday, July 26, 2018 10:12 AM Thursday, July 26, 2018 10. 12 AM Date 100 3906 3416 B1cm-1 2366,03cm-1 2156.64cm-1 832 98cm-1 72 22cm-1 07cm 572.06cm1 3711.11cm-1 80 3753.14cm-1 954.03cm-1 1477 2970 22cm-1 1365.40cm-1 1354.97cm-1 50 1135 29cm-1 1705.72cm-1 4000 3600 3000 2500 2000 1500 cm-1 1000 650 user 35 015 Sample 035 By user Date Thursday, July 26 2018

Explanation / Answer

The band at 1705 cm-1 is due to carbonyl group

The band at 2970 and 2872 cm-1 is due to aliphatic CH streaching

The band at 1354 - 1477 cm-1 id due to aliphatic CH bending

The band at 1135 cm-1 is due to C-O streaching

Therefore the compound must be ester RCOOR