| abstract |
The present invention relates to (6aR, 9aS) -5,6a, 7,8,9,9a-hexahydro-5-methyl-3- (phenylamino) -2-((4- (6-fluoropyridine- Acid addition salts and salt crystals of 2-yl) phenyl) methyl) -cyclopent [4,5] imidazo [1,2-a] pyrazolo [4,3-e] pyrimidin-4 (2H) -one, including them The present invention relates to a composition and a method for producing the salt and crystal. SOLUTION: Selected from fumarate, hydrochloride, (1-hydroxy-2) -naphthoate, benzosulfonate, phosphate, mesylate, tartrate, sulfate, and hydrobromide forms Compound (6aR, 9aS) -5,6a, 7,8,9,9a-Hexahydro-5-methyl-3- (phenylamino) -2-((4- (6-fluoropyridine-2 -Yl) phenyl) methyl) -cyclopent [4,5] imidazo [1,2-a] pyrazolo [4,3-e] pyrimidin-4 (2H) -one. [Selection figure] None |