ORGO worksheet 20

ORGO worksheet 20 - 2 or 3 , could you use 13 C NMR...

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Problem 20, Chemistry 301X - 2006 In the old days, it was thought that benzvalene, compound 1 below, might be the structure of benzene. benzene? or is this benzene? 1 (a) If you had a bottle of the disubstituted benzene
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Unformatted text preview: 2 or 3 , could you use 13 C NMR spectroscopy to tell which was the real structure of benzene? CH 3 CH 3 2 CH 3 CH 3 3 or (b) How about 4 ? Could 13 C NMR spectroscopy tell the difference between 2 and 4 ? CH 3 CH 3 2 CH 3 or 4 CH 3...
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