Method for the selective manufacture of N,N'-dimethyl piperazine

Details Method for the selective manufacture of N,N'-dimethyl piperazine Method for the selective manufacture of N,N'-dimethyl piperazine

1986-06-09

1988-02-23

Daus, Donald G.

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

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

564479, C07D29502

Patent

active

047271434

ABSTRACT:
Piperazine, in solution in methanol may be substantially selectively converted to N,N'-dimethyl piperazine when using a catalyst composed of titania to which from about 0.5 to about 7 wt. % of phosphorous has been thermally chemically bonded in the form of phosphate linkages.

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Vanderpool, CA 101-194142v.

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