C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/268, 260/265
C07D 241/12 (2006.01) C07D 241/38 (2006.01) C07D 303/48 (2006.01)
Patent
CA 1041510
ABSTRACT OF THE DISCLOSURE: Pyrazines are manufactured by reaction of nitrooxiranes with ammonia. The products are starting materials for the manufacture of dyes, fungicides and pharmaceuticals.
225859
Fischer Rolf
Weitz Hans-Martin
LandOfFree
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