This answer is
not correct. There are 2 characteristic absorptions for this compound and
neither are present. These are the sp2 carbon-hydrogen stretching
frequency at 3100 cm-1 and the carbon-carbon double bond stretching
frequency at 1640 cm-1.This answer is
not correct. There are 2 characteristic absorptions for this compound and
neither are present. These are the sp2 carbon-hydrogen stretching
frequency at 3100 cm-1 and the carbon-carbon double bond stretching
frequency at 1640 cm-1.