1. label the peaks on the IR spectra of your isolated oil and purified eugenol. figure...
determine the IR GRAPH & label peaks LU 1000 750 500 1/cm 858 BIRE 4000 3750 3500 3250 3000 Barber Wilson 2750 2500 2250 2000 1750 1500 1250 1000 750 500
Detrrmine IR graph & label the peaks 00 %T 75 25 3750 3500 3250 3000 2500 2250 2000 4000 wilson harher 2750 1750 1500 1250 1000 750 500 1/cm 50
identify the 4 major peaks and functional groups for purified caffeine on this spectra 1% 4000 3500 3000 2500 2000 1500 1000 450 cm-1
Interpretation of the IR spectra of camphor and borneol. Label the principal peaks. What differences do you notice in the two spectra? Camphor Borneol BRUKER 883289 1000 500 2000 Wavenumber cm-1 3500 3000 2500 1500 18/03/2019 C-1Program FilesIOPuS, 65MEASICamphor 110 Camphor ATR platinum Diamond 1 Refl Page 1/1 BRUKER 1500 1000 500 2500 2000 3500 3000 Wavenumber cm-1 18/03/2019 C: Program Files IOPUS_65MEAS Borneol 36 Borneol ATR platinum Diamond 1 Ref Page 1/1
IR Worksheet 1. For each spectrum below: 1) Label the major peaks with their approximate frequency. 2) Identify the bond vibration and possible functional group associated with each peak. 3) Match the spectra to one of these possible compounds: NH2 TRANSMITTANCE[%] pobo edo "2060 bo zdoo 160 Tobo 560 WAVENUMBER [cm-1] oot 08 TRANSMITTANCE [%] 09 01 02 4000 3500 3000 2500 2000 WAVENUMBER (cm-1] 1500 1000 500 οοο TRANSMITTANCE (6) οο οο οε 4000 3500 3000 1500 1000 2500...
IV. On each the following IR spectra, circle and indicate the most important stretching signals from the following choices:N-H, O-H, C=N, C=C, C=0, C-O, (3 points each, 6 points total) Top, IR spectrum of Compound 23a: C10H120; Bottom, IR Spectrum of Compound 23b: C16H140 1.025 1.000 m 0.975 0.950 Transmitance 0.925 0.900 0.875 0.850 3750 3500 3250 3000 2750 2500 1750 1500 1250 1000 750 2250 2000 Wavenumbers (cm-1) 1.0 0.8 0.6 Transmitance N 0.2 0.0 4500 4000 3500 2000...
IV. On each the following IR spectra, circle and indicate the most important stretching signals from the following choices:N-H, O-H, C=N, C=C, C=0, C-O, (3 points each, 6 points total) Top, IR spectrum of Compound 23a: C10H120; Bottom, IR Spectrum of Compound 23b: C16H140 1.025 1.000 m 0.975 0.950 Transmitance 0.925 0.900 0.875 0.850 3750 3500 3250 3000 2750 2500 1750 1500 1250 1000 750 2250 2000 Wavenumbers (cm-1) 1.0 0.8 0.6 Transmitance N 0.2 0.0 4500 4000 3500 2000...
organic IV. On each the following IR spectra, circle and indicate the most important stretching signals from the following choices N-H, O-H, CEN, CAC, C-0, C-O, (3 points each, 6 points total) Top, IR spectrum of Compound 23a: CH120, Bottom, IR Spectrum of Compound 23: CH10 1.005 1000 0.975 m mom 0.950 Transmitance 6.900 1500 1110 1250 1000 2150 3000 1250 3500 3750 3505 2390 2000 Wavenumbers (om-1) 10 08 " ให้ 04 Transmitance 04 02 2000 1500 1000 00...
Label all peaks of this IR spectrum. Please help me. 3500 3000 2961.48 2869.66 2500 Wavenumbers (cm-1) 2000 1745.65 1500 1387.86 1368.87 1229.55 1000 500 Infrared Peak (cm) Structural Assignment
Analyze this IR spectra of o-vanillin, identifying key peaks and bonds of functional groups: 8 BRUKER 8 8 3500 2500 Wavenumber cm-1 3000 2000 1500 1000