Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1987-03-09
1988-11-15
Daus, Donald G.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
544252, A61K 31505, C07D48704
Patent
active
047849967
ABSTRACT:
Compounds of formula ##STR1## wherein A represents a lower alkylene chain optionally containing one double or triple bond, RO represents (lower)alkoxy, aryl(lower)alkoxy, hydroxy or protected hydroxy, R.sup.1 and R.sup.2 which may be the same or different each represent hydrogen, hydroxyl, lower alkyl, lower alkoxy, halo(lower)alkyl, halogen, amino or mono- or di(lower)alkylamino and R.sup.3 and R.sup.4 each independently represent hydrogen or lower alkyl and their pharmaceutically acceptable acid addition salts are useful as hypoglycaemics or as intermediates for hypoglycaemics.
REFERENCES:
patent: 2984666 (1961-05-01), Bortnick et al.
patent: 3634426 (1972-01-01), Eberle
patent: 3891644 (1975-06-01), White
Cliffe Ian A.
Todd Richard S.
White Alan C.
Daus Donald G.
Jackson Richard K.
John Wyeth & Brother Ltd.
Rivers Diana G.
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