Old Test #2

Old Test #2 - Chemistry 322a Exam No. 2 October 15, 2008...

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Chemistry 322a Exam No. 2 October 15, 2008 Please Print Last name First name First four digits of USC ID Name of TA (1) (5) Grader (2) (15) (3) (12) (4) (8) (5) (14) (6) (10) First letter of last name Total (125) (7) (15) (8) (15) Please note that there is a scratch sheet for your use in the back. Detach and use it. Do not submit. There is also a periodic table at the end. (9) (15) (10) (16)
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Last name - Page 2 - 1. A student in Jung's research group synthesized a valuable compound of 92% ee. How many percent of this compound was the major enantiomer? (5 pts.) % of the major enantiomer 2. Circle the c h i r a l molecules. Wrong answers will be subject to loss of points. (15 pts.) 3. Circle only the d i a s t e r e o m e r s of the given compound in each box. Wrong answers will be subject to loss of points. (12 pts.) 3b. Cl Cl H H Cl Cl H H Cl Cl H H Br H Br HO C CO 2 H Br HO OH H CO 2 H Me Me ( 2S,3R )-2,3-di- chlorohexane Cl Cl H H 3a. H Cl H Cl Cl Cl Cl Cl Cl Cl Cl Cl Cl OMe 4. Write Z or E if there is stereochemistry, or N/A if there is no stereochemistry for each alkene of the given natural product analog. (8 pts.)
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6. Write a reasonable mechanism for the following reaction. (10 pts)
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Old Test #2 - Chemistry 322a Exam No. 2 October 15, 2008...

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