Regioselective formation of the quinazoline moiety on the upper rim of calix[4]arene as a route to inherently chiral systems

2020 ◽  
Vol 44 (16) ◽  
pp. 6490-6500
Author(s):  
M. Tlustý ◽  
H. Dvořáková ◽  
J. Čejka ◽  
M. Kohout ◽  
P. Lhoták
Keyword(s):  
Inherently Chiral ◽  
Chiral Systems ◽  
Upper Rim ◽  
Inherently Chiral Calixarenes

N-acyl aminocalix[4]arenes were cyclized with nitriles to afford the expected quinazolines only in the case of para-substituted series. This strategy represents a new route to inherently chiral calixarenes potentially useful as fluorescent receptors.

25‐Propyloxy‐26,27‐dibenzoyloxy‐calix[4]arene as Precursor of Inherently Chiral Calixarenes with AB and ABC Substitution Patterns at the Upper Rim

2021 ◽  
Author(s):  
Oleksandr O. Trybrat ◽  
Oleksandr A. Yesypenko ◽  
Svitlana V. Shishkina ◽  
Eduard B. Rusanov ◽  
Yevgen A. Karpichev ◽  
...  
Keyword(s):  
Inherently Chiral ◽  
Upper Rim ◽  
Inherently Chiral Calixarenes

Inherently Chiral Calixarenes

1994 ◽  
pp. 17-39
Author(s):  
Volker Böhmer ◽  
Dagmar Kraft ◽  
Moniralsadat Tabatabai
Keyword(s):  
Inherently Chiral ◽  
Inherently Chiral Calixarenes

Synthesis and stereochemical configuration of diastereomeric inherently chiral calixarenes with ABCH and ABCD type of substitution at the lower rim

2012 ◽  
Vol 48 (2) ◽  
pp. 284-292 ◽  
Author(s):  
O. A. Yesypenko ◽  
V. I. Boyko ◽  
O. V. Shishkin ◽  
S. V. Shishkina ◽  
V. V. Pirozhenko ◽  
...  
Keyword(s):  
Stereochemical Configuration ◽  
Inherently Chiral ◽  
Inherently Chiral Calixarenes

Synthesis of inherently chiral calixarenes via direct mercuration of the partial cone conformation

2016 ◽  
Vol 52 (11) ◽  
pp. 2366-2369 ◽  
Author(s):  
Petr Slavík ◽  
Michal Kohout ◽  
Stanislav Böhm ◽  
Václav Eigner ◽  
Pavel Lhoták
Keyword(s):  
Cone Conformation ◽  
Partial Cone ◽  
Inherently Chiral ◽  
Inherently Chiral Calixarenes

Regioselective mercuration of calix[4]arene in the partial cone conformation enabled a straightforward access to a novel type of inherently chiral calixarenes with a highly distorted cavity.

Inherently chiral calixarenes

1994 ◽  
Vol 19 (1-4) ◽  
pp. 17-39 ◽  
Author(s):  
Volker B�hmer ◽  
Dagmar Kraft ◽  
Moniralsadat Tabatabai
Keyword(s):  
Inherently Chiral ◽  
Inherently Chiral Calixarenes

Ketone transformation as a pathway to inherently chiral rigidified calix[4]arenes

2020 ◽  
Vol 56 (84) ◽  
pp. 12773-12776
Author(s):  
Martin Tlustý ◽  
Dita Spálovská ◽  
Michal Kohout ◽  
Václav Eigner ◽  
Pavel Lhoták
Keyword(s):  
Carbonyl Group ◽  
Group Formation ◽  
Inherently Chiral ◽  
Novel Strategy ◽  
Upper Rim

A novel strategy for bridging the upper rim of calix[4]arenes consisting in carbonyl group formation and subsequent “extension” into a two-atom bridge is presented.

scholarly journals Synthesis of upper rim-double-bridged calix[4]arenes bearing seven membered rings and related compounds

RSC Advances ◽  
2019 ◽  
Vol 9 (38) ◽  
pp. 22017-22030 ◽  
Author(s):  
M. Tlustý ◽  
V. Eigner ◽  
M. Babor ◽  
M. Kohout ◽  
P. Lhoták
Keyword(s):  
Chiral Recognition ◽  
Inherently Chiral ◽  
Upper Rim ◽  
Related Compounds

Calix[4]arenes bearing one or two bridges on the upper rim were prepared as novel inherently chiral derivatives potentially capable of chiral recognition.

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