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Last Updated: January 19, 2020

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Claims for Patent: 7,411,070

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Summary for Patent: 7,411,070
Title:Form of S-omeprazole
Abstract:The present invention relates to a novel form of the (-)-enantiomer of 5-methoxy-2[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-ben- zimidazole, i.e. S-omeprazole. More specifically, it relates to a novel form of the magnesium salt of the S-enantiomer of omeprazole trihydrate. The present invention also relates to processes for preparing such a form of the magnesium salt of S-omeprazole and pharmaceutical compositions containing it. Furthermore, the present invention also relates to new intermediates used in the process.
Inventor(s): Cotton; Hanna (Sodertalje, SE), Kronstrom; Anders (Sodertalje, SE), Mattson; Anders (Sodertalje, SE), Moller; Eva (Sodertalje, SE)
Assignee: AstraZeneca AB (Sodertalje, SE)
Application Number:10/672,936
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 7,411,070
Patent Claims: 1. The magnesium salt of S-omeprazole trihydrate.

2. The magnesium salt of S-omeprazole trihydrate according to claim 1 represented by FIG. 1.

3. A process for the preparation of the magnesium salt of S-omeprazole trihydrate according to claim 1 which comprises treating a magnesium salt of S-omeprazole of any other form with water.

4. A process for the preparation of the magnesium salt of S-omeprazole trihydrate according to claim 2 which comprises treating a magnesium salt of S-omeprazole of any other form with water.

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