合成了侧链含烷基链(C7)及偶氮基团(Azo)两个疏水基团修饰的聚合物4,并基于环糊精与两个疏水基团C7、Azo的不同结合能力,制备了含两个识别点的侧链准聚轮烷.首先,在聚合物4的溶液中加入α-环糊精(α-CD),α-CD分别包结在C7及Azo部分,得到了侧链准聚轮烷;第二步,在365 nm的紫外光光照下,聚合物4侧链端基的trans-Azo异构为ci Azo,α-CD从Azo部分解离,但α-CD仍包结在C7部分,得到了侧链聚轮烷;第三步,在侧链聚轮烷溶液中加入p-环糊精(β-CD),β-CD包结在cis-Azo部分,得到了α-CD、β-CD分别包结两个疏水识别点的侧链准聚轮烷.
参考文献
| [1] | Hiroto Murakami;Atsushi Kawabuchi;Rika Matsumoto;Takeshi Ido;Naotoshi Nakashima .A Multi-Mode-Driven Molecular Shuttle:Photochemically and Thermally Reactive Azobenzene Rotaxanes[J].Journal of the American Chemical Society,2005(45):15891-15899. |
| [2] | Roger J.Coulston;Hideki Onagi;Stephen F.Lincoln .Harnessing the Energy of Molecular Recognition in a Nanomachine Having a Photochemical On/Off Switch[J].Journal of the American Chemical Society,2006(46):14750-14751. |
| [3] | Ma X;Qu DH;Ji FY;Wang QC;Zhu LL;Xu Y;Tian H .A light-driven [1]rotaxane via self-complementary and Suzuki-coupling capping[J].Chemical communications,2007(14):1409-1411. |
| [4] | Christian A. Nijhuis;Bart Jan Ravoo;Jurriaan Huskens;David N. Reinhoudt .Electrochemically controlled supramolecular systems[J].Coordination chemistry reviews,2007(13/14):1761-1780. |
| [5] | Champin B;Mobian P;Sauvage JP .Transition metal complexes as molecular machine prototypes[J].Chemical Society Reviews,2007(2):358-366. |
| [6] | Sylvestre Bonnet;Jean-Paul Collin .Ruthenium-based light-driven molecular machine prototypes: synthesis and properties[J].Chemical Society Reviews,2008(6):1207-1217. |
| [7] | Alberto Credi .Artificial Molecular Motors Powered by Light[J].Australian Journal of Chemistry: A Journal for the Publication of Original Research in All Branches of Chemistry,2006(3):157-169. |
| [8] | Jishan Wu;Ken Cham-Fai Leung;Diego Benitez .An Acid-Base-Controllable [c2]Daisy Chain[J].Angewandte Chemie,2008(39):7470-7474. |
| [9] | Sauvage J P;Dietrich Buchecker C.Catenanes,Rotaxanes and Knots.A Journey Through the World of Molecular Topology[M].Wiley VCH:Weinheim,1999 |
| [10] | Maria-Jesus Blanco;M. Consuelo Jimenez;Jean-Claude Chambron .Rotaxanes as new architectures for photoinduced electron transfer and molecular motions[J].Chemical Society Reviews,1999(5):293-305. |
| [11] | Born M;Ritter H .Pseudo-polymer analogous reactions:Methylation of alcohol groups of non covalently anchored 2,6-dimethyl-β-cyclodextrin components located in branched side chains of a poly(tandem-rotaxane)[J].Advanced Materials,1996,8:149-151. |
| [12] | Yamaguchi I.;Yamamoto T.;Osakada K. .INTRODUCTION OF A LONG ALKYL SIDE CHAIN TO POLY(BENZIMIDAZOLE)S - N-ALKYLATION OF THE IMIDAZOLE RING AND SYNTHESIS OF NOVEL SIDE CHAIN POLYROTAXANES[J].Macromolecules,1997(15):4288-4294. |
| [13] | Dai X;Dong C;Fa H;Yan D Wei Y .Supramolecular polypseudorotaxanes composed of star-shaped porphyrincored poly (ε caprolactone) and mcyclodextrin[J].Biomacromoleculars,2006,7:3527-3533. |
| [14] | Tomatsu I;Hashidzume A;Harada A .Cyclodextrin-based side-chain polyrotaxane with unidirectional inclusion in aqueous media[J].Angew Chem Int Ed,2006,45:4721-4724. |
| [15] | Li S J;Taura D;Hashidzume A;Takashima Y Yamaguchi H Harada A .Light-switchable janus[2]rotaxanes based on α-cyclodextrin derivatives bearing two recognition sites linked with oligo(ethylene glycol)[J].Chemistry-An Asian Journal,2010,5:2281. |
| [16] | Masato Kodaka .Application of a General Rule to Induced Circular Dichroism of Naphthalene Derivatives Complexed with Cyclodextrins[J].The journal of physical chemistry, A. Molecules, spectroscopy, kinetics, environment, & general theory,1998(42):8101-8103. |
| [17] | Sarvothaman MK;Ritter H .Discriminating influence of alpha- and methylated beta-cyclodextrins on complexation and polymerization of diacrylate and dimethacrylate monomers[J].Macromolecular rapid communications: Publishing the newsletters of the European Polymer Federation,2004(23):1948-1952. |
| [18] | Yamaguchi I.;Yamamoto T.;Osakada K. .INTRODUCTION OF A LONG ALKYL SIDE CHAIN TO POLY(BENZIMIDAZOLE)S - N-ALKYLATION OF THE IMIDAZOLE RING AND SYNTHESIS OF NOVEL SIDE CHAIN POLYROTAXANES[J].Macromolecules,1997(15):4288-4294. |
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