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

NEA9 structure

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General infos Separation factors Distribution coefficients References

Abbreviation(s)

NEA9

Chemical group

calixarene

Formula

C₁₆₀H₁₈₄N₈O₂₄ CHON

Molecular mass

2603.264 g/mol

Separation factors

Factor	Value	Conc.	Add. ligand	Aq. acid	Organic diluent	Temp.	Contact time	Additional	Ref.
Sr/Na	>20000	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	0.06	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Na	0.09	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
K	0.11	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Rb	0.21	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Cs	0.09	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Mg	0.03	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Ca	1.09	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Sr	4.62	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Ba	13.29	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Ag	0.12	0.00025 M			Dichloromethane	20°C	60 min	H2O	[1]
Eu	0.55	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	20	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	5	0.01 M		HNO₃ 1 M	2-nitrophenyl hexyl ether	25°C	60 min	4M NaNO3	[1]
Cs	0.1	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