5,11,17,23,29,35,41,47-octapentyloxy-49,50,51,52,53,54,55,56-octakis[(N,N-diethylaminocarbonyl)methoxy]calix[8]arene

NEA11 structure

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General infos Separation factors Distribution coefficients References

Abbreviation(s)

NEA11

Chemical group

calixarene

Formula

C₁₄₄H₂₁₆N₈O₂₄ CHON

Molecular mass

2443.344 g/mol

Separation factors

Factor	Value	Conc.	Add. ligand	Aq. acid	Organic diluent	Temp.	Contact time	Additional	Ref.
Sr/Na	>30000	0.01 M		HNO₃ 1 M	2-nitrophenyl hexyl ether	25°C	60 min		[1]

Distribution coefficients

Element	Value	Conc.	Add. ligand	Aq. acid	Organic diluent	Temp.	Contact time	Additional	Ref.
Li	0.29	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Na	0.37	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
K	0.38	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Rb	0.33	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Cs	0.47	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Mg	0.14	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Ca	1.69	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Sr	3.26	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Ba	5.71	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Ag	0.43	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Eu	0.98	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Na	<0.001	0.01 M		HNO₃ 1 M	2-nitrophenyl hexyl ether	25°C	60 min		[1]
Sr	30	0.01 M		HNO₃ 1 M	2-nitrophenyl hexyl ether	25°C	60 min		[1]
Cs	<0.001	0.01 M		HNO₃ 1 M	2-nitrophenyl hexyl ether	25°C	60 min		[1]
Co	<0.001	0.01 M		HNO₃ 1 M	2-nitrophenyl hexyl ether	25°C	60 min	4M NaNO3	[1]
Sr	0.34	0.01 M		HNO₃ 1 M	2-nitrophenyl hexyl ether	25°C	60 min	4M NaNO3	[1]
Cs	0.14	0.01 M		HNO₃ 1 M	2-nitrophenyl hexyl ether	25°C	60 min	4M NaNO3	[1]
Eu	<0.001	0.01 M		HNO₃ 1 M	2-nitrophenyl hexyl ether	25°C	60 min	4M NaNO3	[1]

References

doi:10.1021/ja016597f