CHAPTER 3: Question 7

Simple Answers

There are three stereoisomers of the compound. Two of these stereoisomers have a trans alkene bond and are enantiomers of one another (A and B below). The third stereoisomer has a cis alkene bond and is achiral (isomer C below). Isomer C is a diastereomer of both A and B.

This example is taken from: A.W. Krebs, K-I. Pforr, W. Raffay, B. Tholke, W.A. Konig, I. Hardt, and R. Boese; Angew. Chem., Int. Ed. Engl., 1997, 36, 159-60 and A.W. Krebs, B. Tholke, K.-I. Pforr, W.A. Konig, K. Scharwachter, S. Grimme, F. Vogtle, A. Sobanski, J. Schramm, and J. Hormes; Tetrahedron: Asymmetry, 1999, 10, 3483-92.

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