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QUESTION
The compound shown will give clues to its structure by which of the following spectral features ?
The compound shown will give clues to its structure by which of the following spectral features ? (Assume there is no magnetic coupling with the aldehyde proton.)
True FalseA strong , sharp absorption at about 1730 wavenumbers (IR) (True)
True FalseAn important pair of moderately strong absorptions at about 800 and 900 wavenumbers (IR)
True FalseA sharp singlet in the region of delta = 3.5 ppm (NMR)
True FalseA triplet at about delta = 2.2 ppm , integrating for 2 protons (NMR)
True FalseA strong , broad absorption at about 1800 wavenumbers (IR)
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