Based on the spectra below assign the major peaks and identify the type of functional group...
Identify major peaks from both
spectra including any peaks that may support the functional group
identity. Discuss intergration of peaks, chemical shifts and
splitting. What is this unknown?
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
Identify all major functional groups in the IR spectra Identify all peaks in 1H- and isC-NMR spectra. Identify the molecular mass of the unknown from the mass spectrum Determine the pattern of fragmentation from the mass spectrum Generate a molecular formula Determine the Index of Hydrogen Deficiency Determine the structure of the unknown compound.
identify the peaks and functional group
1020
please identify the peaks in this c-nmr
the type of bond and name of functional group it is associated
with
Saluent cOLLnt 93.0 80.0 X: parts per MiIllon: 13C 20 Notes 60.0 50.0 40.0 30.0 20.0 a bundance
Record the IR spectra of the following: carvone, menthone, limonene, cintronellol,citral, and p-cymene. Share data with the other students regarding the other spectra Fill in the chart below with the major peaks found in ench IR spectrum. Assign the major peaks to the functional group present in each compound UUUUUUUUUUUUUU Compound Major IR frequencies Assignments
Please help to identifying all major peaks in the functional group
region with this IR spectra.
This IR is the synthesis of DEET.
74 1942 2321.37cm-1 882.92m 3678 3472 69cm- 2ホ430m-1 1743.05qm- 3 82㎝1 820T-1 944 cm 887,1 45- 914.060 25 086cm-1 4 07cm-1 - 221 3049.89cm-1 2872 98cm-1 1432 84m1102 030m-1736 m-1 2959.97cm-1 1632.68cm-1 793 1381.14cm-1 1088 23cm-1 1000 3000 2500 2000 1500 600 4000 3500 cm-1
For each of the major absorption peaks that you have identified in the IR spectra of methyl benzoate and your triphenylmethanol derivative, list the frequencies and functional group to which it corresponds to.
Interpret the IR spectrum. Assign peaks to the major
functional groups present in Compound 3.
%Transmittance 4000 451 3500 3000 2500 Wavenumbers (cm-1) 2000 1704.22 1582.94 1500 1455.74 1401.84 1360.52 1277.77 1199.79 1169,80 1000 1149.01 1090.22 1008 96 1024.98 COMPOUND 3 942.39 919 35 885.89 855.60 780.62 714.49
• Experiment 9 7. From the IR of the compound shown below, identify the major peaks corresponding to the functional groups present. 100- Transmittance 0- 1000 500 4000 3000 2000 1500 Wavenumber (cm-')