| 摘要 |
<p>A high performance chiral selector having formula (I) whereinAr is a monocyclic or ortho-fused polycyclic aromatic moiety having up to 10 ring carbon atoms, either of which may be unsubstituted or substituted with one or more C1 to C6 alkyl, C1 to C6 alkoxy, NO2, N(R5)3, CN, COOR6, SO3H and COR7 groups wherein R5, R6 and R7 are each independently hydrogen or C1 to C6 alkyl; R1 and R2 are each independently hydrogen, C1 to C6 alkyl or phenyl; R3 and R4 are each independently C1 to C12 alkyl or C2 to C12 alkenyl; and m and n are each independently zero or 1, said compound being an R or an S enantiomer or a mixture of R and S enantiomers.</p> |
