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Which compound matches the following 13C NMR? 160 140 120 100 60 40 80 PPM NH2...
Which compound matches the following 13C NMR? 200 180 760 740 120 80 40 60 100 PPM NH2 D A. B. C. H ОА OD OB Ос
Which compound corresponds to the 13C NMR spectrum below? 240 220 200 180 160 140 100 80 50 120 PPM 40 20 0 to in OH A B с D E OA OB What is the product in the following reaction sequence? Br 1. NaN, 2. Hz (excess). Pdic NH NH2 B С D E OA OB Ос OD OE Identify which of the following molecules corresponds to the MS data below. tot Le ОН А D E F 100...
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...
based on 13c nmr find unknown compound and label each peak. ppm 200 180 160 140 120 80 60 40 20 100 165 160 155 150 145 140 135 130 125 P
Which compound corresponds to the 13C NMR spectrum below? 240 220 9 160 149 129 PPM 100 ОА OB OC OD ОЕ Question 11 4 pts What is the product in the following reaction sequence? 6. ОА
Which compound matches the following 1H NMR spectrum? singlet 3H singlet 3H PPM A. B. i. C D. ОН H Ос B OD ОА
Compound D C6H12O2 6H 2H 3H 1H. ull PPM 180 160 140 120 100 80 60 40 20 PPM
28. A compound with the molecular formula of C3H.ON shows 1H NMR and 13C NMR as below. Give the most plausible structure in the box. 2H, 3 peaks 2H, 3 peaks 1H, 1 peak PPM 180 160 140 120 100 80 60 40 20 PPM
On the attached image are 1H NMR, 13C NMR, and IR spectra of a compound with the formula C4H8O. 1H NMR signal at 1.2 is caused by 3 hydrogens, the sigbal at 2.1 is caused by 3 hydrogens, and the signal at 2.5 is caused by 2 hydrogens. Identify the compound. CH 1110 9 8 7 6?4 Problem 6. 'H NMR spectrum of compound HsO Problem 6. 13C NMR spectrum of compound C4HsO 200 180 160 140 120 100 80...
Check 200 180 160 120 80 60 40 20 0 140 a 100 ppm s, 3H t, 3 H d. 2 a. 2 H d. 2H s, 1 H 1 10 9 8 7 6 4 3 2 1 5 ppm 1) Which compound gives the following spectra? For the 'H-NMR assign all signals. Interpret mol peak and base peak in the mass spectrum if a mole peak exists. Assign at least two 13C signals, How does the IR spectrum...