Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Patent
1979-10-15
1981-09-15
Berch, Mark L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitrogen attached directly or indirectly to the purine ring...
C07D29502
Patent
active
042898811
ABSTRACT:
A process for the preparation of 1,4-diazobicyclo-(2,2,2)-octane by contacting piperazine with a catalyst at an elevated temperature, the catalyst containing silicon dioxide.
REFERENCES:
patent: 2985658 (1961-05-01), Krause
patent: 3166558 (1965-01-01), Masaoli
patent: 3956329 (1976-05-01), Murakami et al.
Ohhashi et al., Chem. Abs. 84, 180284m.
Horstmann Walter
Imre Laszlo
Leopold Hans-Gerhard
Bayer Aktiengesellschaft
Berch Mark L.
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