Synthesis of the first optically active anti-Bredt rule compound with known absolute configuration: (–)-(5S)-bicyclo[3.3.1]non-1-ene
Abstract
The first optically active anti-Bredt rule compound, (–)-(5S)-bicyclo[3.3.1]non-1-ene (4) was prepared from (–)-(1R,3S)-cis-3-hydroxycyclohexanecarboxylic acid (5).