abstract |
Provided is the crystal form I of (S)-5-chloro-N-((2-oxo-3-(4-(2-oxo-2H-pyridine-1-yl)phenyl)-1,3-oxazolidine-5-yl)methyl)thiophene-2-formamide, and preparation method and use thereof. The prepared crystal form I of (S)-5-chloro-N-((2-oxo-3-(4-(2-oxo-2H-pyridine-1-yl)phenyl)-1,3-oxazolidine-5-yl)methyl)thiophene-2-formamide is characterised by an X-ray powder diffractogram. |