Gilead Connecticut, Inc.

Kronos Bio, Inc.

Tim G Elford

Peter Chee-Chu Fung

Dimitrios Stefanidis

Dragos Vizitiu

Michael Laird Hurrey

Henry G Morrison

Jesper Alexis Jernelius

Paul Robert Hartmeier

Polymorphs of a bis-mesylate salt of a compound of Formula IA: are provided. Also provided are process for making the polymorphs and methods of use thereof.

Hydrates of polymorphs of 6-(1H-indazol-6-YL)-N-(4-morpholinophenyl)-2,3-dihydroimidazo[1,2-A]pyrazin-8-amine bisemsylate as Syk inhibitors

Polymorphs of a bis-mesylate salt of a compound of Formula I: or a hydrate thereof, are provided. The bis-mesylate salt may also be depicted as a compound of Formula IA: Provided herein are also compositions thereof, methods for their preparation and methods for such polymorphs.

Polymorph of Syk inhibitors

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Sherwood Park, CA, United States of America

Tim G Elford