Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1993-09-23
1995-06-13
Shah, Mukund J.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
544350, C07P24100, A61K 31495
Patent
active
054243114
ABSTRACT:
Compounds of the formula I ##STR1## and their tautomeric form of the formula Ia ##STR2## in which the substituents R.sup.1 to R.sup.5 and V, W, Y and Z have the stated meanings, display an effect against viruses.
REFERENCES:
patent: 4077955 (1978-03-01), Denzel et al.
Berner et al., Journal of Medicinal Chemistry (1973) 16(11) 1296-1298.
M. A. Verini et al., Antiviral Activity of a Pyrazino-Pyrazine Derivative, Chemotherapy 21: 221-230 (1975).
H. Berner et al., Antivirals 1, Journal of Medicinal Chemistry, (1973), vol. 16, No. 11, 1296-1298.
Taylor et al., "Pteridines. XXXVI. Syntheses of Xanthopterin and Isoxanthopterin. Application of N-Oxide Chemistry to Highly Functionalized Pyrazines and Pteridines," J. Org. Chem., vol. 40, No. 16, pp. 2341-2347 (1975).
Pfleiderer, "Synthese und Oxidationsverhalten von 7,8-Dihydroxanthopterinen," Chem. Ber. 107, pp. 785-795 (1974).
Bender Rudolf
Billhardt-Troughton Uta-Maria
Meichsner Christoph
Rosner Manfred
Grumbling Matthew V.
Hoeschst Aktiengesellschaft
Shah Mukund J.
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