Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1996-08-07
1998-06-02
Trinh, Ba K.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
514459, 514460, 549425, 549426, 549427, 549428, A61K 3135, C07D31500
Patent
active
057600732
ABSTRACT:
The substituted 4H-pyrans are prepared by reacting either aldehydes or ylidene compounds with suitably substituted .beta.-diketones. The substituted 4H-pyrans according to the invention are suitable as active compounds in medicaments, in particular for the treatment of disorders of the central nervous system.
REFERENCES:
patent: 4622332 (1986-11-01), Wehinger et al.
J. Wolinsky et al., J. Org. Chem, vol. 34, No. 10, pp. 3169-3174 (1969).
P.W.L. Tas, et al., Neurosci. Lett., vol. 94, pp. 279-284 (1988).
de Vry Jean-Marie-Viktor
Glaser Thomas
Heine Hans-Georg
Junge Bodo
Mauler Frank
Bayer Aktiengesellschaft
Trinh Ba K.
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