SOLID FORMS OF (4-ISOPROPOXY-3-METHOXYPHENYL)(2'-METHYL-6'-(TRIFLUOROMETHYL)-3',4'-DIHYDRO-2'H-SPIRO[PIPERIDINE-4,1'-PYRROLO[1,2-A]PYRAZINE]-1-YL)METHANONE

摘要

The invention relates to solid state forms, for example, crystalline forms, of (4-isopropoxy-3-methoxyphenyl)(2'-methyl-6'-(trifluoromethyl)-3,,4'- dihydro-2'H-spiro[piperidine-4, 1 '-pyrrolo[ 1,2-a]pyrazine]- 1 -yl)methanone (Compound 1) or pharmaceutically acceptable salts thereof, pharmaceutical compositions thereof, and methods therewith. The present invention also relates to a method of preparing Compound 1 in various solid forms. The invention also provides pharmaceutically acceptable compositions comprising the compounds of the invention and methods of using the compositions in the treatment of various disorders such as pain.