New biphenylic derivatives: synthesis, characterisation and enantiodiscrimination in chiral aggregates

被引:24
作者
Andreani, R
Bombelli, C
Borocci, S
Lah, J
Mancini, G
Mencarelli, P
Vesnaver, G
Villani, C
机构
[1] Univ Roma La Sapienza, CNR, Ist Metodol Chim Sez Meccan Reaz, Dipartimento Chim, I-00185 Rome, Italy
[2] Univ Roma La Sapienza, Dipartimento Chim, I-00185 Rome, Italy
[3] Univ Tuscia, Dipartimento Sci Ambientali, I-01100 Viterbo, Italy
[4] Univ Ljubljana, Dept Chem, Ljubljana 1000, Slovenia
[5] Univ Roma La Sapienza, Dipartimento Chim & Tecnol Sostanze Biologicament, I-00185 Rome, Italy
关键词
D O I
10.1016/j.tetasy.2004.01.038
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Chiral discrimination of racemic 2,2'-diamino-6-(octanoyloxymethyl)biphenyl and 2,3'-diamino-6-(octanoyloxymethyl)biphenyl in micelles formed either by N-alkyl-NN-dimethyl-N-(S)-(1-phenyl)ethylammonium bromide or sodium N-dodecanoyl-L-prolinate has been investigated by H-1 NMR spectroscopy. The rotational barrier of 2,3'-diamino-6-(octanoyloxymethyl)biphenyl has been evaluated by HPLC and by dynamic NMR. The rotational barrier of 2,3-diamino-6-(acetoxymethyl)biphenyl was evaluated by theoretical calculations and compared with the experimental data relative to its analogue. (C) 2004 Elsevier Ltd. All rights reserved.
引用
收藏
页码:987 / 994
页数:8
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