Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1984-10-01
1986-04-01
Daus, Donald G.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546152, 546176, C07D21514, A61K 3147
Patent
active
045798559
ABSTRACT:
Mefloquin hydrochloride in the form of modification E as characterized by IR spectrum and X-ray diffraction pattern, as well as a process for the preparation thereof by treating mefloquin hydrochloride, comprising at least partially another modification, that is, mefloquin hydrochloride which is not pure mefloquin hydrochloride in the form of modification E, with methanol and/or ethanol, in the presence of less than 30 volume/percent of water.
REFERENCES:
patent: 4327215 (1982-04-01), Hickmann
patent: 4429130 (1984-01-01), Hickmann
Bomches Helmut
Hardegger Bruno
Benson Robert
Daus Donald G.
Hoffmann-La Roche Inc.
Isgro William G.
Leon Bernard S.
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