Exam_2-Chem35-2007

Exam_2-Chem35-2007 - Name_ SISD_ Chemistry 35 Exam 2 -...

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Name____________________________ SISD________________________ 1 Chemistry 35 Exam 2 - April 9, 2007 Put your name and SISD number on EVERY PAGE of the exam. Write all answers on the exam. There are several blank pages at the end of the exam for you to use as scratch paper. 1. (14 points)_____________________ 2. (14 points)_____________________ 3. (14 points)_____________________ 4. (20 points)_____________________ 5. (20 points)_____________________ 6. (18 points)_____________________ Total (100 points)_________________
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Name____________________________ SISD________________________ 2 Problem 1 . (14 points) Provide the products for the reactions shown below. Indicate product stereochemistry clearly (if applicable). If no reaction would occur, write NO REACTION. A) (2 points) HO OH O PPh 3 , DEAD B) (2 points) OMs Ph Ph Ph NaN 3 DMF C) (2 points) Br SH N Li D) (2 points) Ph OTs Ph OH O E) (2 points) HO OH 1 equivalent of NaH 1 equivalent of MeI
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Name____________________________ SISD________________________ 3 F) (2 points) S O O O NaN 3 CH 3 CN G) (2 points) OH NH 2 PPh 3 , DEAD
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Name____________________________ SISD________________________ 4 Problem 2 (14 points) A) (12 points) Provide a detailed, step-by-step mechanism for the following reaction. In this question, we provide the reactants, products and reaction conditions. YOUR JOB IS TO: 1) Show the individual chemical steps and all intermediates formed in the process of converting the reactant to the product.
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Exam_2-Chem35-2007 - Name_ SISD_ Chemistry 35 Exam 2 -...

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