Rosuvastatin and salts thereof free of rosuvastatin...

Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system

Reexamination Certificate

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Reexamination Certificate

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07612203

ABSTRACT:
The present invention provides rosuvastatin and intermediates thereof having a low level of alkylether impurity and processes for the preparation thereof.

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