Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1986-04-08
1989-09-05
Rizzo, Nicholas S.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
514195, 540310, C07D49900, A61K 31425
Patent
active
048639141
ABSTRACT:
Compounds of formula ##STR1## wherein R is hydrogen atom or C.sub.1 -C.sub.4 alkyl group optionally substituted from halogen atom or hydroxy group optionally protected, A is a Z, Z--O--C--O-- or Z--C)-- residue, wherein Z is phenylene, naphthylene, heterocyclediyl, C.sub.1 -C.sub.7 alkylene, C.sub.2 -C.sub.4 alkenylene, alkynylene, ##STR2## C.sub.3 -C.sub.8 cycloalkylene, aralkylene radical optionally substituted, and O.sup.(+) represents a group +NR.sub.1 R.sub.2 R.sub.3, wherein R.sub.1, R.sub.2 and R.sub.3 are each either:
REFERENCES:
patent: 4577016 (1986-03-01), Alpegiani et al.
patent: 4623643 (1986-11-01), Alpegiani et al.
Alpegiani Marco
Bedeschi Angelo
Bruna Costantino D.
Franceschi Giovanni
Perrone Ettore
Farmitalia Carlo Erba
Rizzo Nicholas S.
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