๐”– Bobbio Scriptorium
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Folds with vergence opposite to the sense of shear

โœ Scribed by M. Krabbendam; A.G. Leslie


Book ID
114180684
Publisher
Elsevier Science
Year
1996
Tongue
English
Weight
617 KB
Volume
18
Category
Article
ISSN
0191-8141

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ฮฑ-Lithiation-rearrangement of N-toluenes
โœ Peter O'Brien; Clare M Rosser; Darren Caine ๐Ÿ“‚ Article ๐Ÿ“… 2003 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 185 KB

The a-lithiation rearrangement of three cyclic N-toluenesulfonyl (tosyl) aziridines has been carried out using sec-butyllithium/(-)-sparteine. In each case, it was established that preferential lithiation of the S-aziridine stereocentre occurred. This is the opposite sense of asymmetric induction to