The conformational properties of calix[4]arenes were studied by means of temperature-dependent 1H NMR measurements. Energies of activation for conformational inversion are assigned. Corresponding molecular mechanics calculations are in agreement with the greatest stability of the cone conformation
Hexa-O-alkylated p-tert-butylcalix[6]arenes with an alternate 1,3,5-R(1)-2,4,6-R(2)-substitution pat...
ABSTRACT Ab initio calculations have been performed in order to investigate the conformational chara...
2. t-부틸캘릭스[5]아렌(2): cone> 1,2-alternate> partial-cone> 1,3-alternate. 3. 탈부틸화 된 캘릭스[6]아렌(3)...
Dynamic H-1 NMR measurements of the tetramethyl ether of p-tert-butylcalix[4]arene (2) show for the ...
An experimental and theoretical study on the conformational behavior of the 1,3,5-OMe-2,4,6-OCH2CONH...
ABSTRACT Molecularstructures were optimizedfor the calix{4]areneby ab initio method at the Hartree-F...
Three new calixarenes 3–5 featuring an alkyl residue of different chain lengths attached to one of t...
Ab initio calculations are performed for the calix[4]arene (1) and its derivatives (2 and 3), in thi...
The conformational distributions and Cone-Inverted Cone (Cone') interconversions of monomethoxy-, 1,...
Although there are tremendous studies about the conformational feature of calix[4]arenes and its ana...
A detailed conformational analysis of a rarely investigated type of compound, a laterally monosubsti...
The influence of the solvents dichloromethane and chloroform on the conformational distribution of a...
Two conformational isomers of the 1,2-bis-(p-tert-butylbenzyl) ether of p-tert-butylcalix[6]arene ha...
Although there are tremendous studies about the conformational feature of calix[4]arenes and its ana...
Ab initio calculations are performed for the calix[4]arene (1) and its derivatives 2 and 3), in this...
Hexa-O-alkylated p-tert-butylcalix[6]arenes with an alternate 1,3,5-R(1)-2,4,6-R(2)-substitution pat...
ABSTRACT Ab initio calculations have been performed in order to investigate the conformational chara...
2. t-부틸캘릭스[5]아렌(2): cone> 1,2-alternate> partial-cone> 1,3-alternate. 3. 탈부틸화 된 캘릭스[6]아렌(3)...
Dynamic H-1 NMR measurements of the tetramethyl ether of p-tert-butylcalix[4]arene (2) show for the ...
An experimental and theoretical study on the conformational behavior of the 1,3,5-OMe-2,4,6-OCH2CONH...
ABSTRACT Molecularstructures were optimizedfor the calix{4]areneby ab initio method at the Hartree-F...
Three new calixarenes 3–5 featuring an alkyl residue of different chain lengths attached to one of t...
Ab initio calculations are performed for the calix[4]arene (1) and its derivatives (2 and 3), in thi...
The conformational distributions and Cone-Inverted Cone (Cone') interconversions of monomethoxy-, 1,...
Although there are tremendous studies about the conformational feature of calix[4]arenes and its ana...
A detailed conformational analysis of a rarely investigated type of compound, a laterally monosubsti...
The influence of the solvents dichloromethane and chloroform on the conformational distribution of a...
Two conformational isomers of the 1,2-bis-(p-tert-butylbenzyl) ether of p-tert-butylcalix[6]arene ha...
Although there are tremendous studies about the conformational feature of calix[4]arenes and its ana...
Ab initio calculations are performed for the calix[4]arene (1) and its derivatives 2 and 3), in this...
Hexa-O-alkylated p-tert-butylcalix[6]arenes with an alternate 1,3,5-R(1)-2,4,6-R(2)-substitution pat...
ABSTRACT Ab initio calculations have been performed in order to investigate the conformational chara...
2. t-부틸캘릭스[5]아렌(2): cone> 1,2-alternate> partial-cone> 1,3-alternate. 3. 탈부틸화 된 캘릭스[6]아렌(3)...
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