HW 3 key - CH 318N Name: Homework # 3 Spring 2008 Due:...

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CH 318N Spring 2008 Name: Homework # 3 Due: TUESDAY 02-19-08 Please follow the HW Guidelines as posted on Blackboard. 1. Name each of the following molecules in accord with the IUPAC system of nomenclature. (a) 3-ethylpent-1-ene (b) 1,1-dichlorobut-1-ene (c) ( Z )-1,2-dimethoxyprop-1-ene (d) 1-ethyl-6-methylcyclohex-1-ene Cl Cl O O
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CH 318N Spring 2008 Name: 2. Determine the molecular formulas corresponding to each of the following structures. For each structure, calculate the number of degrees of unsaturation from the molecular formula and evaluate whether your calculations agree with the structures shown. (a). Hsat=1 (b) Hsat=3 (c) Hsat=2 (d). Hsat=4 O C 7 H 14 C 5 H 6 C 5 H 8 O C 10 H 14
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CH 318N Spring 2008 Name: 3. Two IR spectra are shown. One is the spectrum of cyclohexane, and the other is the spectrum of cyclohexene. Identify them, and explain your answer. (a) cyclohexane (b) cyclohexene While there are many differences, the peaks at 1650 cm -1 and 3000 cm -1 in spectrum (b) correspond to a C=C and =C-H stretch, respectively.
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HW 3 key - CH 318N Name: Homework # 3 Spring 2008 Due:...

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