Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus esters
Patent
1989-12-01
1991-04-02
Evans, J. E.
Organic compounds -- part of the class 532-570 series
Organic compounds
Phosphorus esters
558166, 558170, 502 11, 502 15, C07F 930, C07F 932
Patent
active
050048260
ABSTRACT:
The compounds of the formula ##STR1## in which one of the groups R.sup.1, R.sup.2 and R.sup.3 represents hydrogen, C.sub.1-8 -alkyl, C.sub.3-6 -cycloalkyl, phenyl optionally substituted by halogeno, C.sub. 1-4 -alkyl, C.sub. -4 -alkoxy and/or trifluoromethyl, or C.sub.7-10 -phenylalkyl optionally substituted in the phenyl moiety by halogeno, C.sub.1-4 -alkyl C.sub.1-4 -alkoxy and/or trifluormethyl, and the other two are hydrogen, or salts thereof.
These compounds have valuable pharmaceutical properties.
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Dingwall John G.
Ehrenfreund Josef
Hall Roger G.
Jack James
Ciba-Geigy Corporation
Evans J. E.
Villamizar JoAnn
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