Patent ID: 11878009
Assignee: GREAT NOVEL THERAPEUTICS BIOTECH & MEDICALS CORPORATION
Field: Pharmaceuticals (Chemistry)
Classification: CPC A  C | IPC A  C

Claim 4:
5. The combination of claim 1, wherein the hydrochloride salt of chidamide is in a crystalline form (Form A) having
a Fourier-transform infrared spectroscopy (FTIR) pattern with peaks at about 3162 cm−1, about 3059 cm−1, about 3036, about 2751 cm−1, about 2588 cm−1, about 2359 cm−1, about 2341 cm−1, about 1667 cm−1, about 1658 cm−1, about 1639 cm−1, about 1620 cm−1, about 1610 cm−1, about 1562 cm−1, about 1517 cm−1, about 1508 cm−1, about 1485 cm−1, about 1468 cm−1, about 1444 cm−1, about 1431 cm−1, about 1307 cm−1, about 1282 cm−1, about 1256 cm−1, about 1243 cm−1, about 1220 cm−1, about 1182 cm−1, about 1145 cm−1, about 1074 cm−1, about 1046 cm−1.