Patent ID: 11952392
Assignee: ASTRAZENECA, AB
Field: Pharmaceuticals (Chemistry)
Classification: CPC A  C | IPC C

Claim 4:
5. The crystalline (S)-2-amino-N-((3R,5R)-8-hydroxy-6-oxo-7-oxa-1-aza-8-boraspiro[4.7]dodecan-3-yl)-3-methylbutanamide Form D according to claim 4, characterized by an X-ray powder diffraction pattern comprising at least 5 peaks selected from 7.8, 19.2, 15.0, 16.4, 13.1, 13.7, 26.4, 19.8, 17.9, and 22.5 degree 2θ±0.2°.