Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1990-02-22
1991-02-19
Gerstl, Robert
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
514252, 540575, 544364, 544365, C07D40104, C07D40106, C07D40114, A61K 31495
Patent
active
049944568
ABSTRACT:
Compounds are disclosed of the formula ##STR1## wherein R.sub.1 is hydrogen; C.sub.1 -C.sub.6 alkyl; C.sub.3 -C.sub.6 cycloalkyl or diphenylmethyl;
REFERENCES:
patent: 4200640 (1980-04-01), Nagano et al.
patent: 4514408 (1985-04-01), Nisato
Organic Synthesis, vol. 3, 723-5.
Horigome Masato
Koyama Hiroyasu
Miura Katsutoshi
Sakurai Einosuke
Sugai Toshiji
Gerstl Robert
Nisshin Flour Milling Co. Ltd.
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