Complete the Table for IR Analysis. Include wavenumbers for peaks that correspond to the phenol O-H stretch, conjugated ketone C=O stretch, and alkene or aromatic C=C stretch. (1 point) Table 3. IR Analysis. Peak / Absorption Stretches Functional Group (wavenumber, cm') (see Appendix A) phenol conjugated ketone aromatic or alkene 120 113 110 103 100 95 %T 90 85 167323 323706 30 75 1365.81 1451 80 20 163453 65 12910 1582.94 1516.29 1264.72 60.6 40000 3600 3200 2800 2400 2000 1800 1600 1400 1200 1000 800 600 cm 1 Figure 1. Infrared spectrum of vanillin and acetone aldol product acquired using Pike MIRacle ZnSe crystal ATR plate with Perkin Elmer Spectrum 100 FT-IR Spectrometer