CHEM 263 - Exam I - June 3, 2005

CHEM 263 - Exam I - June 3, 2005 - c. What functional...

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Chemistry Department University of Alberta CHEM 263 Exam I Friday, June 3, 2005 1. Give the product(s) of the following reaction at high temperature. If a mixture is expected, identify the major product. 2. Cyclopentadienone is a relatively unstable molecule and reacts rapidly at room temperature to form a compound of molecular formula C 10 H 8 O 2 . Remember this must be a reaction similar to those we have so far studied in 263! a. What “named” reaction is this? b. Suggest a structure for this molecule. 3. The IR and 1 H NMR spectra of a compound of molecular formula C 10 H 12 O 2 are given below. Propose a structure for this compound.
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SDBSWeb: http://www.aist.go.jp/RIODB/SDBS/ (1-06-05) a. Calculate the degree of unsaturation. b. List the possible functional groups gleaned from the molecular formula.
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Unformatted text preview: c. What functional group(s) is/are present? Omit the benzene ring. d. Propose a structure for this compound. 4. Sketch the expected 1 H NMR spectrum of the following compound: 5. Draw the structure of 3-nitrobenzenesulfonic acid. 6. Name the following compound: 7. Could the following compound show aromatic character? Justify your answer. 8. Propose a mechanism to account for the following reaction: 9. Provide a synthetic pathway for the following transformation: CHEM X6X Home Page | Facult Saint-Jean | University of Alberta | Chemistry Department This page is maintained by Dr. Ed Blackburn ( Ed.Blackburn@UAlberta.CA ), course instructor. Updated June 4, 2005...
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This note was uploaded on 07/05/2008 for the course CHEM 263 taught by Professor Blackburn during the Summer '05 term at Manitoba.

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CHEM 263 - Exam I - June 3, 2005 - c. What functional...

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