Chemistry 331 - Fall 1996

Quiz, Chapter 4 - Answer Key


1. (2 points) Write a complete IUPAC name for the following compound, including a designation of stereochemistry:

(E)-2,4-dimethyldec-3-en-6-yne


2. (4 points) Complete the following synthetic sequence by adding the four missing parts:


3. (2 points) Write the two-step mechanism for the addition of bromine to cyclopentene, specifically illustrating the stereochemistry of the reaction.


4. (2 points) Write the resonance forms for the intermediate that would be obtained on addition of H+ to 5,5-dimethyl-1,3-cyclopentadiene.