PITT Organic and Biochemistry Structures For The Alkane And Molecules


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CHEM2320 Organic Chemistry Chapter 3.2 Naming Worksheet 1. Write structures for the following alkanes. a. 3-ethylpentane b. 2,2-dimethylbutane c. 2-ethyl-3-methylheptane d. 2,3-dimethylpentane e. 2,2,4-trimethylpentane f. 2,2-dimethylpropane g. 3-ethyl-4-isopropyl-2-methylnonane h. 2,3,4-trimethylheptane i. 4-isopropyloctane j. 2-methylpropane k. 2,3-dimethylbutane l. 2-methylpentane 2. Draw and name all of the structural isomers of the alkane C6H14 Name:_______________________ 3. Name the following compounds using the IUPAC nomenclature. You may substitute common names for sidechains as found in your lecture notes. b. a. CH3 CH3 H2C CH CH H3C c. CH2 H2C CH3 CH2 d. H3C CH3 CH CH H2C H3C CH C H2 e. f. g. h. CH CH3 CH3 CH3 CHEM2320 Organic Chemistry Chapter 3.3 Naming Worksheet (2 points each; 20 points) A. Draw the structures of the following molecules. 1. 2,4,4-trimethylhexane 2. 2,2,3,3-tetramethylpentane 3. 2-methylbutane 4. 5-sec-butyl-2,7-dimethylnonane 5. 5-tert-butyl-3-methyloctane 6. 3-ethyl-2,4-dimethylheptane Name:_______________________ B. Name the following structures: 7. CH3 H3C C CH3 CH3 H3C CH3 H2C CH2 H3C C CH2 CH2 CH2 C H C CH3 CH3 8. CH3 CH3 9. H3C H2 C H C H2 C H2 C CH3 CH CH3 CH2 CH3 CH3 10. CH2 H3C C H CH2 H 2C CH3 C CH3 H 2C CH3 CHEM2320 Organic Chemistry Chapters 3&4 3.4 Naming Worksheet and Newman projections (16 points) Name:_______________________ A. Draw the structures of the following molecules. 2 points each 1. cis-1-bromo-3-methylcyclohexane 2. 1-bromo2-methylbutane 3. methylcyclobutane 4. 5-cyclobutyl-2,7-chlorononane 5. trans-1-iodo-3-(1,1-dimethylethyl)cyclooctane B. Draw the described Newman projections for the following molecules: 3 points each 6. The most stable conformation of 2,2-dimethylpropane sighting down the C1,C2 bond. 7. The least stable conformation of 1-chlorobutane sighting down the C1,C2 bond. ...
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