thank you in advance 2. Assign the structure of a compound with formula C,H,O, that is...
1) Which compound gives the following spectra? For the 'H-NMR assign all signals. Interpret base peak and mole peak in the mass spectrum if a mole peak exists. Assign at least two "C signals. How does the IR spectrum support your findings? (12 pts.) 100- Relative Intensity 0- 20 40 60 80 100 140 160 180 200 220 120 m/ 200 180 160 140 120 100 80 60 40 20 0 ppm t6H 9,4H 11H d, 2 H 9 8...
10) Identify the unknown compound with the formula C&H O using the following 'H NMR,"C NMR, and IR spectra. Label all peaks used to make your identification as appropriate. Draw the structure of the unknown compound in the box provided. Answer (structure) deguer of insulation 200 180 160 140 120 100 ppm 30 0 40 20 0
please answer completely and correctly 8) The 'H and "C NMR spectra of a compound with the formula CHoBr are shown below. Pr a structure for this molecule and assign the peaks in the spectra. TMS 10 9 0 ppm Chemical shift (5) TMS 200 180 16010 120 10806040 20 ppm Chemical shift (8) 9) The mass spectrum and 13C NMR spectrum of a hydrocarbon are shown below. Propose a structure for this hydrocarbon and explain your answer based on...
13C NMR 1. Propose a structure for the compound CsH12, with the following 13C NMR spectral data. 160 140 120 80 60 40 20 0 200 180 CDS-00-748 100 ppm 2. Propose a structure for the compound CaH;Br, with the following C NMR spectral data. 200 180 160 140 120 80 60 40 100 ppm 20 0 3. Propose a structure for the compound C H2O2, with the following "'C NMR spectral data. 200 180 160 140 120 30600 T...
You are provided with the molecular formula for each compound. calculate the unsaturation index for each problem. -u2C+2+N-X-H For IR, determine the functional groups present and annotate the absorbances that confirm the functional group (including finger print region absorbances). 2 . For 1H NMR, label each signal (a, b, c,.... starting from the right (0.0 PPM). Draw the structure of the compound in the spectra and annotate. 13C NMR spectra is provided for information. Annotation of the 13C NMR is...
3. (a) Provide a structure for the compound with the formula C.H.., that has the following IR and NMR spectra. (b) Name the molecule. TRANSMETENCES 12 10 HSP-03-089 ppm 13 C-NMR spectrum on next page... 160 140 120 80 60 40 20 200 180 COS-04-995 6 100 ppm
1. Match the structure of each of these C2H/6 isomers to the proper '3C NMR spectrum (all students). A. 2-ethylhex-1-ene B. 3,3-dimethylhex-1-ene C. trans-oct-4-ene D. cis-1,2-dimethylcyclohexane E. 2,4,4-trimethylpent-1-ene 200 180 160 140 120 100 80 60 40 20 0 200 180 160 140 120 100 80 60 40 20 0 200 180 160 140 120 100 80 60 40 20 0 200 180 160 140 120 100 80 60 40 20 0 200 180 160 140 120 100 80 60...
The H-NMR spectrum of an unknown compound (formula CaHgO2) is shown below. Draw the structure of the unknown compound. Question 5 4 1 6 5 8 10 11 Ppm The 13C-NMR spectrum of an unknown compound (formula CgH180) is shown below. Its 1H-NMR spectrum only shows one singlet at 1.2 ppm. Draw the structure of this unknown compound. uestion 2 220 200 160 140 120 PPM 100 80 240 180 60 40 20 Create OscerSketch Answer 2 What would be...
what structure is this? the molecular formula is C6H12O #1: IR spectrum (neat film) THESE TERCEI KRVENTERI WURSheet2 #1: 'H NMR spectrum 9 8 7 6 5 4 3 2 1 HSP-40-238 ppm #1: "C NMR spectrum 200 180 160 140 120 80 60 40 20 0 100 Apm
need molecular formula, compound name and assign at least 2 13C signals 10 20 30 40 50 60 70 80 90 100 110 120 2 Signals 80 60 40 20 0 200 180 160 140 120 100 ppm m, 5 H t, 3 H CHz t, 2H t, 2H t, 2 H m, 2 H