Macrocycles Containing Nitrogen Heterocycles 11*. Calixarene Type Macrocycles Based on m-bis(imidazo[1,5-D°]quinoxalin-4(5H)-on-1-yl)benzene for the Encapsulation of Organic Guest Molecules
The interaction of m-bis(3-phenylimidazo[1,5-a]quinoxalin-4(5De)-on-1-yl)benzene and 3,3'-dibromo-methyl-4-methoxybenzophenone in DMSO or DMF in the presence of t-BuOK or K2CO3, respectively, led to the formation of heterocyclophanes as a result of N,N'-alkylation according to the schemes [1+1] and [2+2] in up to 86% total yield, and the main product from [1+1] N,N'-alkylation was formed in a 57% yield. It was established by X-ray structural analysis that the crystal structure of this product consisted of two independent diastereomeric molecules, and their macroheterocyclic cores were described by an enantiomeric relationship with the accuracy down to the position of the methoxy group in the phenyl fragment.
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Russian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, RussiaRussian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, Russia
Kalinin, Alexey A.
Voloshina, Alexandra D.
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Russian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, RussiaRussian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, Russia
Voloshina, Alexandra D.
Kulik, Nataliya V.
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Russian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, RussiaRussian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, Russia
Kulik, Nataliya V.
Zobov, Vladimir V.
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Russian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, Russia
Kazan VI Lenin State Univ, Kazan 420008, RussiaRussian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, Russia
Zobov, Vladimir V.
Mamedov, Vakhid A.
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Russian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, RussiaRussian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, Russia
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Russian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, RussiaRussian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, Russia
Kalinin, Alexey A.
Voloshina, Alexandra D.
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机构:
Russian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, RussiaRussian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, Russia
Voloshina, Alexandra D.
Kulik, Nataliya V.
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h-index: 0
机构:
Russian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, RussiaRussian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, Russia
Kulik, Nataliya V.
Zobov, Vladimir V.
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h-index: 0
机构:
Russian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, Russia
Kazan VI Lenin State Univ, Kazan 420008, RussiaRussian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, Russia
Zobov, Vladimir V.
Mamedov, Vakhid A.
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机构:
Russian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, RussiaRussian Acad Sci, AE Arbuzov Inst Organ & Phys Chem, Kazan 420088, Russia