Crystalline salt forms of valsartan

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

Reexamination Certificate

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C548S253000

Reexamination Certificate

active

06869970

ABSTRACT:
The invention relates to new forms of salts of valsartan or crystalline, also partly crystalline and amorphous salts of valsartan, the respective production and usage, and pharmaceutical preparations containing such a salt.

REFERENCES:
patent: 5399578 (1995-03-01), Buhlmayer et al.
patent: WO 0206253 (2002-01-01), None
Nicholas D. Cheronis, 1958, “Semimicro Experimental Organic Chemistry”, Chapter 5.*
Suzuki et al., “First Systematic Chiral Synthesis of two Pairs of Enantiomers with 3,5-Dihydroxyheptenoic Acid Chain, associated with a Potent Synthetic Statin NK-104” Bioorganic & Medicinal Chemistry Letters, No. 9, pp. 2977-2982 (1999).

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