30B_Winter06_Exam1

30B_Winter06_Exam1 - ORGANIC CHEMISTRY 30B (Prof. Yves...

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ORGANIC CHEMISTRY 30B (Prof. Yves Rubin) UCLA, WINTER 2006 MIDTERM EXAM I On my honor, I have neither given nor received any aid on this exam ( Please, use ink only if you may ask for a regrade ): ____________________________ __________________________ Signature I. D. Number ____________________________ Full Name ( Please Print ! ) Question Points 1 (30) 2 (15) 3 (15) 4 (40) Total (100) =========
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Organic Chemistry 30B Winter 2006 EXAM 1, Page 1 __________________ Name I. THEORY 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: CH 3 OH OH Cl O O O CH 3 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 rough relative intensities between each spin system when drawing your spectrum. Please label H’s on the structure (a,b,c, etc) and corresponding peaks : 10 9 8 7 6 5 4 3 2 1 0 (ppm) O O Cl
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This note was uploaded on 03/05/2008 for the course CHEM 30B taught by Professor Rubin during the Winter '05 term at UCLA.

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30B_Winter06_Exam1 - ORGANIC CHEMISTRY 30B (Prof. Yves...

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