Tutorial-4-1-Q (Conformation) PDF

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CHEM 281 – TUTORIAL # 4 -1- Conformation 1. Draw the most stable chair conformation of the following cyclohexane derivatives:

2. Draw the Potential Energy Plot and Newman Projections of Eclipsed and Staggered Conformations of n-Butane 3. Draw the least stable and most stable Newman projections of 1-bromo-3-chloropropane 4. Draw the two chair conformations for each of the following di-substituted cyclohexanes. Circle the more stable one. a) Cis-1-chloro-2-methylcyclohexane b) Cis-1-isopropyl-3-methylcyclohexane c) Trans-1-ethyl-3-isopropylcyclohexane 5. Provide a representation of the gauche conformer of butane. 6. Draw a Newman projection of the most stable conformation of 2-methylpropane. 7. In the lowest energy conformation of the compound below, how many alkyl substituents are axial?...