Boehringer Ingelheim Animal Health USA Inc.

Merial Limited

Boehringer Ingelheim Vetmedica Gmbh

Sylvaine Lafont

Bruno Baillon

Stephane Kozlovic

Myriam Gay De Saint Michel

Roelof Johannes Gorter De Vries

Charles Q Meng

Loic Patrick Le Hir De Fallois

Alan Long

Chunhua Yang

The present invention provides crystalline forms of compound of formula (Ia) and processes of making the crystalline forms. Also provided are compositions comprising the crystalline forms and methods of use of the crystalline forms. 

Crystalline forms of ()-afoxolaner

The present invention provides crystalline forms of compound of formula (Ia) and processes of making the crystalline forms. Also provided are compositions comprising the crystalline forms and methods of use of the crystalline forms 

Crystalline forms of (S)-afoxolaner

This invention relates to processes for the preparation of antiparasitic isoxazoline compounds enriched in an enantiomer using quinine-based chiral phase transfer catalyst. The invention also relates to novel quinine-based phase transfer catalysts and to a toluene solvent form of the isoxazoline compound of the invention.

Process for the preparation of isoxazoline compounds

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Chateau-Arnoux, France

Sylvaine Lafont