Transmittance (5) 80 40 3500 Chemical Formula: C9H1002 3000 www 2500 2000 Wavelength (cm-1) IR 1500 1000 500 2 200 150
Posted: Sat Jul 02, 2022 8:47 pm
3. Determination of Degrees of Unsaturation from Empirical Formula 15
4. Correlation of IR Bands with FGs/Bonds
5. 1-H NMR Analysis
• Analysis of # of Signals
• Analysis of Chemical Shifts
• Analysis of Splitting
6. 13-C NMR
• Analysis of # of Signals
• Analysis of Chemical Shifts
7. Correction structure
Transmittance (5) 80 40 3500 Chemical Formula: C9H1002 3000 www 2500 2000 Wavelength (cm-1) IR 1500 1000 500
2 200 150 8 (ppm) C13 NMR 100 50
3 4 1,0 10 2.0 2.0 6 C13 NMR 8 (ppm) 2.0 1H NMR: 8 1.30 (3H, I, J 7.0 Hz), 4.15 (2H, q, J-7.0 Hz), 7.04 (2H, d, J = 8.3 Hz), 7.96 (2H, d, J = 8.3 Hz), 9.91 (1H, s) H1 NMR 30