New crown ether derivatives, process for the preparation thereof

Details New crown ether derivatives, process for the preparation thereof New crown ether derivatives, process for the preparation thereof

1984-11-01

1988-04-19

Raymond, Richard L.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549347, C07D32500

Patent

active

047390816

ABSTRACT:
The invention relates to new crown ether derivatives of the general Formula I ##STR1## and a process for the preparation thereof wherein Z.sup.1 is a group of the general Formula ##STR2## R.sub.a and R.sub.b may be the same or different and R.sub.a represents an alkyl group having 1-4 carbon atoms and R.sub.b is an alkyl group having 1-20 carbon atoms.
The new crown ethers are useful in the preparation of ion-selective electrodes having a long lifetime.

REFERENCES:
patent: 4361473 (1982-11-01), Young et al.
patent: 4554362 (1985-11-01), Shono et al.
Izatt et al. Progress in Macrocyclic Chemistry, vol. 2, (1981), pp. 104-109.
Tamura, H. et al. Bull. Chem. Soc. Japan, vol. 53, (1980), pp. 547-548.
K. Kimura et al., J. Electronanal. Chemistry, vol. 95, (1979), pp. 91-101.

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