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Light-controllable cucurbit[7]uril-based molecular shuttle

หน่วยงาน Nanyang Technological University, Singapore

รายละเอียด

ชื่อเรื่อง : Light-controllable cucurbit[7]uril-based molecular shuttle
นักวิจัย : Zhu, Liangliang , Yan, Hong , Wang, Xiao-Jun , Zhao, Yanli
คำค้น : -
หน่วยงาน : Nanyang Technological University, Singapore
ผู้ร่วมงาน : -
ปีพิมพ์ : 2555
อ้างอิง : Zhu, L., Yan, H., Wang, X.- J., & Zhao, Y. (2012). Light-Controllable Cucurbit[7]uril-Based Molecular Shuttle. The Journal of Organic Chemistry, 77(22), 10168-10175. , http://hdl.handle.net/10220/17045 , http://dx.doi.org/10.1021/jo301807y
ที่มา : -
ความเชี่ยวชาญ : -
ความสัมพันธ์ : The journal of organic chemistry
ขอบเขตของเนื้อหา : -
บทคัดย่อ/คำอธิบาย :

The design and construction of novel artificial molecular machines can be categorized as a currently important field of modern chemistry. In the present work, a novel photoresponsive [3]rotaxane containing two cucurbit[7]uril (CB[7]) rings and a dumbbell component consisting of one trans-azobenzene unit along with two viologen units was developed. Each viologen group was encircled by a CB[7] ring with a rapid shuttling equilibration distribution extended to the trans-azobenzene unit located in the middle of the dumbbell component. Upon the trans-to-cis photoisomerization of the azobenzene unit under UV light irradiation, a shuttling restriction of the CB[7] rings along the dumbbell component was observed. The equilibration distribution of the macrocycles on the dumbbell component can be recovered by the cis-to-trans photoisomerization of the azobenzene unit under visible light irradiation. Such a controllable shuttling process was fully characterized by 1H NMR spectroscopy and was easily indicated by fluorescent changes of the [3]rotaxane.

บรรณานุกรม :
Zhu, Liangliang , Yan, Hong , Wang, Xiao-Jun , Zhao, Yanli . (2555). Light-controllable cucurbit[7]uril-based molecular shuttle.
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Zhu, Liangliang , Yan, Hong , Wang, Xiao-Jun , Zhao, Yanli . 2555. "Light-controllable cucurbit[7]uril-based molecular shuttle".
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Zhu, Liangliang , Yan, Hong , Wang, Xiao-Jun , Zhao, Yanli . "Light-controllable cucurbit[7]uril-based molecular shuttle."
    กรุงเทพมหานคร : Nanyang Technological University, Singapore, 2555. Print.
Zhu, Liangliang , Yan, Hong , Wang, Xiao-Jun , Zhao, Yanli . Light-controllable cucurbit[7]uril-based molecular shuttle. กรุงเทพมหานคร : Nanyang Technological University, Singapore; 2555.