Diaryl phosphate morpholinium salts

Details Diaryl phosphate morpholinium salts Diaryl phosphate morpholinium salts

1980-10-14

1982-07-06

Ramsuer, Robert W.

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

Organic compounds

Chalcogen in the nitrogen containing substituent

C07F 912

Patent

active

043384404

ABSTRACT:
A membrane for use in the determination of calcium ion concentration in an aqueous solution, the membrane being of the type comprising a calcium ion selective component and a carrier material. The membrane is characterized in that the calcium ion selective component is a compound having a formula (I) ##STR1## wherein X and Y are independently selected from a group consisting of aryl, alkyl(aryl), alkenyl(aryl), alkynyl(aryl), alkyl, cycloalkyl, alkenyl, cycloalkenyl, and alkynyl radicals wherein said alkyl moiety of said alkyl(aryl) radical consists of 1-12 carbon atoms; each alkenyl and alkynyl moiety of said alkenyl(aryl) and alkynyl(aryl) radicals, respectively, consists of 2-12 carbon atoms; each aryl moiety consists of 6, 10, 12, or 14 carbon atoms; and each alkyl, cycloalkyl, alkenyl, cycloalkenyl, and alkynyl radical consists of 6 to 14 carbon atoms; and

REFERENCES:
patent: 2656372 (1953-10-01), Ernst et al.
patent: 2676122 (1954-04-01), McCarthy
patent: 3932233 (1976-01-01), Ruzicka et al.

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