Xanthone derivatives, their preparation and use

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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549392, A61K 3135, C07D31186

Patent

active

055167942

ABSTRACT:
The novel compounds 3,6-Disubstituted xanthen-9-one of formula I ##STR1## in which R is a C.sub.3 -C.sub.8 linear, branched or cyclic alkyl and R.sub.1 is linear, branched C.sub.1 -C.sub.8 alkyl or cyclic C.sub.3 -C.sub.8 alkyl or --OR in which R is as defined hereinabove, exhibit bone resorption inhibiting activity. Pharmaceutical compositions are described.

REFERENCES:
Puranik et al., J. Org. Chem., 29(5), 1089-92 (1964).

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