CHEM 140A WI11 Prac Final

CHEM 140A WI11 Prac Final - Chem 140A Winter 2011 Practice...

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Chem 140A Winter 2011 Practice Final Exam Q1 Organic Structure and Nomenclature Q2 Spectroscopy and Structure Elucidation Q3 Resonance Theory Q4 Chemical Reactions Q5 Key concept Q6 Reactions Mechanism Q7 Isomers Q8 Synthesis Q9 Challenge Total_________(200 points) If you write the exam in pencil or erasable pen, you give up your right to any kind of regrade. Name_______________________ PID#_________________________
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1. Organic Structure and Nomenclature. Draw the following compounds clearly and unambiguously. A. trans-4-ethylcyclohexanol B. A meso stereoisomer of a tribromocycloheptane C. 1,1,3,3-tetramethoxypropane D. The hexachlorocyclohexane below in its most stable chair form E. A diastereomer of Isoleucine, an important amino acid (structure below)
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Spectroscopy A chemist isolated a minor compound from the air oxidation of cyclopentane and found it to contain only the elements C, H and O. Further analysis gave the mass spectrum and IR spectrum below. The compound only contains a single oxygen atom. Give a structure which is consistent with these data. Mass Spectrum
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CHEM 140A WI11 Prac Final - Chem 140A Winter 2011 Practice...

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