How many proton nmr signals do we expect from this molecule?
1) How many signals would you expect to see molecule? would you expect to see in the 13C and 'H NMR spectra of the following a) 5 carbon signals; 2 proton signals b) 5 carbon signals; 3 proton signals d) 4 carbon signals; 2 proton signals c) 3 carbon signals; 3 proton signals 2) Select the major product of the following series of reactions. 1) BHTHE 2) H2O2, NaOH(aq) 3) H_Cr04 TOH
For each of the compounds below tell how many signals you would expect the molecule to have in its 1H NMR spectra. (4 points) For each of the compounds below tell how many signals you would expect the molecule to have in its H NMR spectra. 7. 'H signals CH a. b. CH3 C. d. Cl
PROBLEM 16.28 How many 13C NMR signals would you expect for the molecule shown here? Explain.
How many signals are expected in the 13C-NMR spectrum of the following molecule? How many signals are expected in the PC-NMR spectrum of the following molecule? -Br 03 3 Unsupported image type. 04 05 O 6 07
CO9T0607276 How many different signals would we expect in the 13C NMR spectrum of the following compound? (Give a number)
CO9T0607111 How many different signals would we expect in the 13C NMR spectrum of the following compound? (Give a number) Ph Ph
2. How many signals do you expect in the 13C-NMR spectrum of each of the following compounds?
How many NMR signals are expected for the molecule below?
1. How many signals do you expect to see in the 'H NMR of the following compounds? Label each H and use the same label (eg. Ha) for any equivalent H's. CH, CH CH CH O CH, CH,CHCHCHCH3 CH2CH2CH OCHCH; CH3 CH3 CH 2. For each compound label the proton or set of protons that gives the signal at the highest chemical shift (largest ppm) a next highest band so on. H CHỊCH,CH, SOCH, CH,CH, CH CH3CHCHCH
Question 3 [1.4 pts] How many unique signals will be exhibited in the proton NMR spectrum of compound C? CH3 CI CH3 CI Compound C Compound D Compound E Question 4 [1.4 pts] How many unique signals will be exhibited in the proton NMR spectrum of compound D? Question 5 [1.4 pts] How many unique signals will be exhibited in the proton NMR spectrum of compound E?