Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1994-02-02
1995-11-14
Raymond, Richard L.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
544 73, 544 99, A61K 31535, C07D49806
Patent
active
054666899
ABSTRACT:
A compound represented by the formula ##STR1## wherein X is hydrogen or a substituent; R.sup.1 is an optionally substituted hydrocarbon residue; R.sup.2 and R.sup.3 are respectively hydrogen or a substituent; and ----- shows a single bond or a double bond, or a pharmacologically acceptable acid addition salt thereof, has an analgesic action and is useful as a medicine.
REFERENCES:
patent: 4238486 (1980-12-01), Jones
patent: 4318910 (1982-03-01), Nedelac et al.
patent: 4493836 (1985-01-01), Nedelec et al.
Jones et al., Chemical Abstracts, vol. 105, No. 19, 10 Nov., 1986, Abstract No. 164465t.
Doi Takayuki
Kato Kaneyoshi
Yamamoto Mitsuo
Raymond Richard L.
Takeda Chemical Industries Ltd.
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