CHE201 - Exam 2 2007

CHE201 - Exam 2 2007 - Organic Chemistry 201/203 Midterm 2...

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1 Organic Chemistry 201/203 Midterm 2 November 2, 2007 11:00-11:50 am Name (Print) ______________________________ Signature ______________________________ Student ID number ______________________________ P r o b l e m S c o r e I (30 pts) __________ II (30 pts) __________ III (30 pts) __________ IV (30 pts) __________ V (30 pts) __________ Total (150 pts) __________
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2 PROBLEM I Draw one example of each of the following (5 pts each) (1) A secondary carbocation (2) A trans -cycloalkene (3) A bicyclic alkene with an internal mirror plane (4) A strong nucleophile (5) A strong base but weak nucleophile (6) A secondary halide
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3 PROBLEM II (1) Draw and name all alkenes which have the molecular formula C 4 H 8 . (15 pts) Hint : include geometric isomers. (2) Draw the structure of (S)-3-chloro-3-methylhexane. Take particular care to indicate stereochemistry properly. (10 pts) (3) If (S)-glyceraldehyde has a specific rotation of -8.7 ° , what is the specific rotation of (R)- glyceraldehyde? (5 pts)
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CHE201 - Exam 2 2007 - Organic Chemistry 201/203 Midterm 2...

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