CHM249 2004 Test 2 - Name: CHEMISTRY 249S Examination 2...

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Name: 1 CHEMISTRY 249S Examination 2 April 1st 2004 Answer all questions in the spaces provided on the examination sheets, indicating clearly what is to be graded. PRINT YOUR NAME AND STUDENT NUMBER CLEARLY ON THE FIRST PAGE OF THE EXAM BOOKLET NAME: STUDENT NUMBER: Allowed Aids: Molecular Models Calculators and other electronic devices are not permitted in this examination Credit will be given for partial answers WAIT UNTIL YOU ARE TOLD TO BEGIN Marking Scheme Question 1 45 Question 2 20 Question 3 25 Question 4 30 Good Luck! Total 120 Abbreviations: = Heat mCPBA = meta chloroperbenzoic acid Ph = Phenyl THF = tetrahydrofuran
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Name: 2 1. Draw the final product of the following reactions. You may assume standard aqueous work- up are used as required. ( 45 Points ) (a) O Si H 3 C CH 3 t -Bu CN Bu 4 N + F THF / H 2 O (b) OH O H 3 CO mCPBA (c) O H 3 CO O NaBH 4 (d) O 2 N OCH 3 SO 3 / H 2 SO 4 (e) O (i) PhMgBr (ii) H + /
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Name: 3 (f) (i) Ph 3 P (ii) NaH (iii) Br O H O (g) NH 2 (i) NaNO
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This note was uploaded on 07/23/2008 for the course CHM 249 taught by Professor Batey during the Winter '04 term at University of Toronto- Toronto.

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CHM249 2004 Test 2 - Name: CHEMISTRY 249S Examination 2...

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