Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1987-03-05
1989-12-12
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
048867934
ABSTRACT:
There are provided compounds of formula I: ##STR1## wherein R.sup.1 is hydrogen or a C.sub.1 -C.sub.4 alkyl group either unsubstituted or substituted by one or more substituents chosen from a free or protected hydroxy or halogen atom;
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Carey et al, Advanced Organic Chemistry, Part B, Reactions and Synthesis, Plenum 1977, pp. 407-414.
Alpegiani Marco
Bedeschi Angelo
della Bruna Costantino
Franceschi Giovanni
Perrone Ettore
Farmitalia Carlo Erba S.r.l.
Rizzo Nicholas S.
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