[Invention]
This invention provides crystalline forms of a 1-methylcarbapenem derivative of formula (I) or of pharmaceutically acceptable salts thereof.
[Utility]
The crystalline forms of the 1-methylcarbapenem derivative exhibit excellent antibiotic activity against various bacterial strains and sufficient stability for practical use.
发明
本发明提供了式 (I) 的 1-甲基碳青霉烯衍
生物或其药学上可接受的盐的结晶形式。
[实用性]
1-甲基碳青霉烯衍
生物的结晶形式对各种细菌菌株具有优异的抗生素活性,并且具有足够的稳定性,可用于实际用途。