Chem 261 Spr 2008 1st exam version 1 KEY

Chem 261 Spr 2008 - Chemistry 261 Section 1 Exam 1 February 7 2008 I Nomenclature KEY A 5-methyl-1,3E-nonadiene B 4-ethyl-1,2- C

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Chemistry 261, Section 1 KEY Exam 1 February 7, 2008 I. Nomenclature A. 5-methyl-1,3E-nonadiene B. 4-ethyl-1,2-dimethylcyclopentane C. 6-chloro-4-isopropyl-2-nonene-7-yne Cl Cl or since E,Z not specified D. 1-neopentyl-4-vinyl-benzene E. 1-sec -butyl-3-(1,1,2,2-tetrachloroethyl)cycloheptane Cl Cl Cl Cl
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II. Give the stereochemical relationship between each pair of structures below. Use ONLY the terms: identical cpds., geometric isomers, enantiomers, diastereomers, or structural (constitutional) isomers. READ CHOICES AGAIN. (3 pt ea; 15 total) A. identical B. enantiomers D. enantiomers C. diastereomers E. structural isomers III. (2 pts ea; 10 total) A. 0 or 1 B. 3 D. 2 C. 2 E. 16 IV. For the following structures, give the absolute configuration (R or S) for the designated carbon: (2 pt ea; 14 total) A. Front C R Back C S B. Carbon 1 R Carbon 2 R Carbon 3 S C. Carbon 1 R Carbon 2 R V. PUT one correct CAPITAL LETTER answer for each question.
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This note was uploaded on 06/24/2008 for the course CHEM 261 taught by Professor Austell during the Spring '08 term at UNC.

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Chem 261 Spr 2008 - Chemistry 261 Section 1 Exam 1 February 7 2008 I Nomenclature KEY A 5-methyl-1,3E-nonadiene B 4-ethyl-1,2- C

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