Which of the Following Statements About the Product of the Electrocyclic

question 59

Multiple Choice

Which of the following statements about the product of the electrocyclic ring closure below is correct?

• A)The methyl groups are trans in the product.
• B)The product arose from a stereospecific,conrotatory ring closure.
• C)The product mixture is optically active.
• D)both B and C
• E)all of the above