Rispens, M. T.; Keller, E.; de Lange, B.; Zijlstra, R. W. J.; Feringa,
Asymmetric 1,3-dipolar cycloadditions to 5-(R)-menthyloxy-2(5H)-furanone
Tetrahedron: Asymmetry Volume 5, Issue 4, April 1994, Pages 607-624
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http://dx.doi.org/10.1016/0957-4166(94)80023-5
Asymmetric 1,3-Dipolar Cycloaddition of N-Metalated Azomethine Ylides to Methyl (S)-2-(p-Tolylsulfinyl)acrylate. Synthesis of Optically Pure 2,4,5-Trisubstituted 2,5-Dihydro-1H-pyrroles
J. Org. Chem., 67 (3), 981 -987, 2002.
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http://dx.doi.org/10.1021/jo010797s S0022-3263(01)00797-6