Chiral bicyclic phosphoramidites—A new class of ligands for asymmetric catalysis

O Huttenloch, J Spieler…

Index: Chemistry - A European Journal, , vol. 7, # 3 p. 671 - 675

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Citation Number: 65

Abstract

... Chemistry – A European Journal: Previous article ... 18: [α] =−9.1 (c=1, CHCl 3 for S enantiomer}; 1 H NMR (250 MHz, CDCl 3 ): δ=6.08 (br s, 1 H; NH), 4.67–4.54 (m, 1 H; CH), 3.76 (s, 3 H; OCH 3 ), 2.02 (s, 3 H; C(O)CH 3 ), 1.41 (d, 3 J=6.4 Hz, 3 H; CHCH 3 ). Acknowledgements. ...