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Unformatted text preview: presence of maleic anhydride. What is the function of the maleic anhydride? H 3 C CH 3 O heat + O CH 3 CH 3 Recitation Problem Set #2 CHEM 152L Summer Session 2009 6) In 1935 J. Bredt, a German chemist, proposed that bicycloalkene cannot have a double bond at a bridgehead carbon unless one of the rings contains at least 8 carbon atoms. This is known as Bredts rule. Explain why there cannot be a double bond at the bridgehead carbon. bridgehead carbon 7) Cyclopentadiene can react with itself in a Diels-Alder reaction. Draw the endo and exo products....
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- Summer '09
- Organic chemistry