6Franot C., Stone G. B., Engeli P., A polymer-bond oxazaborolidine catalyst: enantioselective borane reduction ofketones[J]. Tetrahedron: Asymmetry,1995,(6): 2755-2766.
7Itsuno S., Watanbe K., et al. Asymmetric Diels-Alder reaction of cyclopentadiene with methacrolein using polymer-supported chiral catalysts[J]. React. Polym,1995,(24):219- 227.
8Itsuno S., Watanbe K., et al, acids as asymmetric catalysts Polymer-supported chiral Lewis for Diels-Alder reaction of methacrolein with cyclopentadiene [J]. Tetrahedron Asymm.,1994 (5):523-526.
10Calmes M., Daunis J., Jacquier R, polyacrylic crosslinked resins with pendant chirality as auxiliary in supported asymmetric synthesis [J]. Tetrahedron Lett., 1986,(27):4303-4306.
5Gifrord M, Stephen W K, Anthony J T, et al. A convenient large scale synthesis of N - Cbz ( S phenyl) - L cystene [ J ]. Synthetic Communication, 1995,25 ( 16 ) : 2475 - 2482.
6James W. Chamberlin. Use of the 3,5 - Dimethoxybenzyloxycarbonyl Group as a Photosensitive N - Protecting Group [ J ]. J. Org. Chem., 1966,31 ( 5 ), 1658-1660.
7Frank C. Mckay, Noel F. Albertson. New Amine - masking Groups : for Peptide Synthesis [ J ]. J. Am. Chem. Soc, 1957,79 ( 17 ) :4686 - 4690.
8Louis A. Carpino. New Methods of Introducing the Carbo -t - butoxy Protective Group. Preparation of t - Butyl Cyanoformate[ J ]. J. Am. Chem. Soc, 1960, 82 ( 11 ) : 2725 - 2727.
9Theodora W. Greene, Peter G. M. Wuts. Protective groups in organic synthesis, New York : Wileyc 1999.
10Srinivasu Pothukanuri, Nicolas Winssinger. A Highly Efficient Azide - Based Protecting Group for Amines and Alcohols [ J ]. Organic Letters, 2007,9 ( 11 ) : 2223 2225.