Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1985-06-21
1987-10-20
Warden, Robert J.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
544258, A61K 31505, C07D47504
Patent
active
047014555
ABSTRACT:
This invention provides the pterin compounds of formula (I) and use in human and veterinary medicine. ##STR1## wherein R represents lower alkyl groups (straight or branched) of 1-8 carbons (for this formula and all other formulas herein) including all stereo isomers thereof or a pharmaceutically acceptable salt thereof.
REFERENCES:
patent: 3959278 (1976-05-01), Wood
patent: 4073786 (1978-02-01), Wood
patent: 4156725 (1979-05-01), Wood
Kapatos Science 212, pp. 955-956, May 1981.
Armarego-I, J. Chem. Res., 3911 (1980).
Armarego-II Aust J. Chem. 34, pp. 1921-1933 (1981).
Nagatsu, TIPS, p. 276, Oct. 1981.
Bigham Eric C.
Nichol Charles A.
Reinhard, Jr. John F.
Smith Gary K.
Benson Robert
Brown Donald
Burroughs Wellcome Co.
Warden Robert J.
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