CHEM 2261 : SI Exam 2 Review Answer Key

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15 Mar 2019
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Activity 1: naming: tell me all the rules and steps you remember. (refer to notes, what is the correct common name of the following compound, tert-butylcyclohexylisopropylamine, cyclohexylisopropylneopentylamine, hexylisopropylneopentylamine, isopropylcyclohexylpentylamine, cyclohexylisopropyltert-pentylamine. Oh (refer to notes) (refer to notes) (answer is e: 4,4-dibromo-2-chloro-8-ethyl-5-isobutyl-6-decanol, 8-chloro-7,7-dibromo-3-ethyl-6-sec-butyl-5-decanol, 7,7-dibromo-8-chloro-3-ethyl-6-isobutyl-5-decanol, 7,7-dibromo-6-sec-butyl-8-chloro-3-ethyl-5-decanol, 8-chloro-7,7-dibromo-3-ethyl-6-isobutyl-5-decanol, 4,4-dibromo-5-sec-butyl-2-chloro-8-ethyl-6-decanol. Cl (answers are not correct; correct answer is 7,7-dibromo-6-sec-butyl-9- chloro-3-ethyl-5-decanol) or (7,7-dibromo-6-sec-butyl-9-chloro-3- ethyldecan-5-ol) (2s, 3s)-2-bromo-3-clorooctane. Activity 2: newman projection/ chair/boat: list the three types of newman projection in the order of most stable to least stable. What are the angles? (notes: anti(180 and most stable), gauche(60), eclipsed(0 and least stable); sterics: draw your best chair and boat formation cyclohexane. Now do a ring flip with your chair conformation. (notes: in the following newman projection draw the most stable conformation of. Why? (equatorial is more stable; less sterics: what is the formula to determine the degree of unsaturation? (notes)