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Last Updated: December 19, 2025

Claims for Patent: 11,964,980

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Summary for Patent: 11,964,980

Title:	Crystalline forms of (S)-1-(4-fluorophenyl)-1-(2-(4-(6-(1-methyl-1H-pyrazol-4-yl)pyrrolo[2,1- f][1,2,4]triazin-4-yl)piperazinyl)-pyrimidin-5-yl)ethan-1-amine and methods of making
Abstract:	Crystalline Forms of Compound (I): pharmaceutically acceptable salts thereof and solvates of any of the foregoing are disclosed. Pharmaceutical compositions comprising the same, methods of treating disorders and conditions associated with oncogenic KIT and PDGFRA alterations using the same, and methods for making Compound (I) and crystalline forms thereof are also disclosed.
Inventor(s):	Joshua D. Waetzig, Gordon Wilkie
Assignee:	Blueprint Medicines Corp
Application Number:	US18/077,466
Patent Claims:	1. Crystalline Form A of Compound (I): characterized by an X-ray powder diffractogram which comprises at least three peaks at 2θ angles chosen from 11.5±0.2, 15.4±0.2, 16.7±0.2, 20.0±0.2, and 21.6±0.2. 2. The crystalline Form A according to claim 1, characterized by an X-ray powder diffractogram which comprises at least seven peaks at 2θ angles chosen from 11.5±0.2, 15.4±0.2, 16.7±0.2, 18.1±0.2, 20.0±0.2, 21.6±0.2, 23.1±0.2, 23.9±0.2, 25.9±0.2, and 30.7±0.2. 3. The crystalline Form A according to claim 1, characterized by an X-ray powder diffractogram which comprises at least eight peaks at 2θ angles chosen from 11.5±0.2, 15.4±0.2, 16.7±0.2, 18.1±0.2, 20.0±0.2, 21.6±0.2, 23.1±0.2, 23.9±0.2, 25.9±0.2, and 30.7±0.2. 4. The crystalline Form A according to claim 1, characterized by an X-ray powder diffractogram which comprises peaks at 2θ angles of 11.5±0.2, 15.4±0.2, 16.7±0.2, 18.1±0.2, 20.0±0.2, 21.6±0.2, 23.1±0.2, 23.9±0.2, 25.9±0.2, and 30.7±0.2. 5. The crystalline Form A according to claim 1, characterized by an X-ray powder diffractogram which comprises peaks at 2θ angles of 11.5±0.2, 15.4±0.2, 16.7±0.2, 20.0±0.2, and 21.6±0.2. 6. The crystalline Form A according to claim 1, characterized by a DSC thermogram having an endothermic event with a signal at a temperature ranging from 194° C. to 195° C. or an onset temperature of 193° C. 7. A pharmaceutical composition comprising: at least one pharmaceutically acceptable excipient and the crystalline Form A of Compound (I) according to claim 1.

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