@红外拉曼光谱 100 90 70 Overtones of monosubstituted 60 benzene Aromatic Ar-H C-C 00000 (stretch) (stretch) (stretch CH (C— H bendir monosubstituted benzene 40003600320028002400200018001600140012001000800650 Wavenumber(cm-) FIGURE 13. 6 The IR spectrum of methylbenzene sp-hnybridized carbon are strongest and those involving sp-hybridized carbon are weakest. The order of bond strength is
@红外拉曼光谱 Wavelength (um) 678910121520304 0.05 0.10 C≡C 9020 (stretch) 80.30 040 050 bend 0.60 0.80 CH 1.0(stretch) 20 CH2, CHs(stretch) 400035003000250020001800160014001200100080060040 Wavenumber(cm") FIGURE 13.7 The IR spectrum of I-hexyne (Spectrum courtesy of Sadtler Research Labo. ratories, Inc., Philadelphia
@红外拉曼光谱 Wavelength(um) 25 78910121520304 0.05 0.10 020 C=0 bend (stretch) 5030 C=C-H (stretch) 40 bend -CH=CH2 (out-of- 30.50 「cH3(CH22H2=CH=CH2 0.60 080 bendings) 1.0 CHe, CH3(stretch) 4000350030002500200018001600140012001000800600400 Wavenumber(cm) FIGURE 13. 8 The IR spectrum of 1-hexene (Spectrum courtesy of Sadtler Research Labo. ratories, Inc, Philadelphi