Stabilized medicinal substances, a process for the preparation t

Details Stabilized medicinal substances, a process for the preparation t Stabilized medicinal substances, a process for the preparation t

1988-11-22

1992-09-29

Bond, Robert T.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

514419, 424482, 548452, 548533, A61K 3140, A61K 3147, A61K 916, C07K 506

Patent

active

051514338

ABSTRACT:
Stabilized compounds of the formula I ##STR1## in which R, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 have the stated meanings, and a process for the preparation thereof, are described. The stabilized compounds are suitable for the manufacture of medicinal formulations.

REFERENCES:
patent: 4344949 (1982-08-01), Hoefle et al.
patent: 4374829 (1983-02-01), Harris et al.
patent: 4425355 (1984-01-01), Hoefle et al.
U.S.-Pharmacop. XXI (Pharmaceutic Ingredients/Reference Tables), p. 1492.
Leo Gu et al., Pharmaceutical Research, vol. 4, No. 5 (1987) pp. 392-397.
W. A. Ritschel, Die Tablette (1966).

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