Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1987-10-07
1989-02-21
Gray, Bruce D.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
26050115, C07C10102
Patent
active
048062820
ABSTRACT:
Gamma-butyrobetaine is prepared via a process whose characterizing step comprises hydrogenating crotonoylbetaine chloride to gamma-butyrobetaine chloride is a strongly acidic environment (pH 1-4), at 15-60 psi (1.05-4.21 kg/cm.sup.2) in the presence of 10% Pd/C or PtO.sub.2 as hydrogenation catalyst.
REFERENCES:
patent: 4382092 (1983-05-01), Carazza
Misiti Domenico
Tinti Maria O.
Gray Bruce D.
Sigma-Tau Industrie Farmaceutiche Riunite S.p.A.
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