W08 midterm1

W08 midterm1 - ORGANIC CHEMISTRY 30B (Prof. Yves Rubin)...

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ORGANIC CHEMISTRY 30B (Prof. Yves Rubin) UCLA, WINTER 2008 MIDTERM EXAM I On my honor, I have neither given nor received any aid on this exam ( There are no regrades, so you may use pencil or ink ): ____________________________ __________________________ Signature I. D. Number ____________________________ Full Name ( Please Print ! ) Question Points 1 (30) 2 (15) 3 (15) 4 (40) Total (100) =========
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EXAM 1, Page 1 __________________ Name I. SPECTROSCOPY 1. a) (12 points) Give the number of expected signals ( ignore splittings) in the 1 H and 13 C NMR spectra of the following compounds: HO CHO OHC OH OMe MeO 1 H NMR: ___________ ___________ ___________ 13 C NMR: ___________ ___________ ___________ b) (18 points) Sketch the 1 H NMR spectrum for the compound below. Be sure to consider chemical shifts , coupling patterns , and relative intensities between each type of proton when drawing your spectrum. Label all non-symmetrically related H’s on the structure (e.g. a,b,c,
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W08 midterm1 - ORGANIC CHEMISTRY 30B (Prof. Yves Rubin)...

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