Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Patent
1983-07-07
1985-01-29
Daus, Donald G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitrogen attached directly or indirectly to the purine ring...
C07D24124
Patent
active
044967292
ABSTRACT:
For the catalytic reaction of 2-methylpyrazine with ammonia and oxygen to form 2-cyanopyrazine there are used compounds of the elements antimony, vanadium, and oxygen and at least one of the elements iron, copper, titanium, cobalt, manganese, and nickel, whereby the atomic ratio of antimony to vanadium is greater than 1 and which contain besides these compounds a lattice layer silicate and a highly dispersed silica. These catalysts are very selective and result in high yields and high space-time-yields.
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patent: 3927007 (1975-12-01), Lussling et al.
Okada et al., Chem. Abstracts, vol. 90: 87398r, (1979).
Mitsuwaka, Chem. Abstracts, vol. 94: 175168d, (1981).
Kajiyama et al., Chem. Abstracts, vol. 81: 105566q, (1974).
Bergstein Wolfgang
Beschke Helmut
Friedrich Heinz
Kleemann Axel
Prescher Gunther
Daus Donald G.
Degussa - Aktiengesellschaft
Teoli, Jr. William A.
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