1207963-73-2Relevant articles and documents
Catalytic asymmetric 6π-electrocyclization: Accessing highly substituted optically active 2-pyrazolines via diastereoselective alkylations
Mueller, Steffen,List, Benjamin
experimental part, p. 2171 - 2178 (2010/09/03)
The chiral phosphoric acid catalyzed asymmetric electrocyclization of α,β-unsaturated hydrazones has been studied. This reaction is one of the first catalytic asymmetric 6π-electrocyclizations reported, and enables the synthesis of 2-pyrazolines in high y