Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1992-06-11
1994-06-07
Cintins, Marianne M.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
514404, 514456, 544238, 5483644, 549404, C07D40504, A61K 3135
Patent
active
053189698
ABSTRACT:
A benzopyran compound of the general formula (I) ##STR1## wherein A represents --OR.sup.1 or --NH--COR.sup.2 ; R.sup.3 represents hydrogen, a lower alkyl, a lower alkoxy, amino, a mono- or di-lower alkylamino, an amino-lower alkyl, a hydroxy-lower alkyl, a halo-lower alkyl, a lower alkoxy-lower alkyl, an acyloxy-lower alkyl, a lower alkoxycarbonyl-lower alkyl, an aryl or a heteroaryl, or R.sup.2 and R.sup.3 combinedly together form an alkylene having 1 to 2 carbon atoms; R.sup.4 and R.sup.5 are the same or different, and respectively represent hydrogen or a lower alkyl, or combinedly together form an alkylene having 2 to 5 carbon atoms; R.sup.6 represents hydroxyl group, formyloxy, an alkanoyloxy, a haloalkanoyloxy, a lower alkoxycarbonyloxy, an aroyloxy, a heteroaroyloxy, carbamoyloxy, a mono- or di-lower alkylcarbamoyloxy and R.sup.7 represents hydrogen, or R.sup.6 and R.sup.7 combinedly together form a bond and X and Y are the same or different, and respectively represent hydrogen, halogen, nitro, cyano, a lower alkyl, a lower alkoxy, a halo-lower alkyl, carboxyl, formyl, an alkanoyl, an aroyl, a halo-alkanoyl, carbamoyl, a lower alkylsulfinyl, an arylsulfinyl, a lower alkylsulfonyl, an arylsulfonyl, sulfonamido or a mono- or di-lower alkylsulfonamido, or their pharmaceutically acceptable salts and its pharmaceutical use.
REFERENCES:
patent: 4446113 (1985-03-01), Evans et al.
Ashwood et al, "J. Med. Chem." 29(11), 2194-2201 (1986).
Nakajima Tohru
Seki Toshio
Yamanaka Tsutomu
Yaoka Osamu
Cintins Marianne M.
Scalzo Catherine
Yoshitomi Pharmaceutical Industries Ltd.
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