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US 8,785,625 B2Granted
Compound having heterocyclic ring
AssigneesResearch Foundation Itsuu Laboratory, Shionogi & Co., Ltd.
InventorsHideyuki Suzuki, Shoji Hizatate, Iwao Utsunomiya, Koichi Shudo
Life of this patent
Estimating the term…
Abstract
The invention provides a novel oxazolidinone derivative represented by the formula (I): wherein Ring A, X1, Ring B and R1 are as described in the description, and an antibacterial agent containing the same.
Claims3
A compound of the formula:
- or a pharmaceutically acceptable salt thereof,
- wherein
- Y1 is O;
- P1 is hydrogen, acyl group or an amino protecting group;
- R11 is hydrogen, acyl group or an amino protecting group, provided that —CO(CH2)3—CO2H, -Ph and —CH2Ph (Ph:
- phenyl) are excluded.
3 more elements
A compound of the formula:
- or a pharmaceutically acceptable salt thereof,
- wherein
- P1 and P2 are independently hydrogen or a lower alkoxycarbonyl;
- R11 is hydrogen, acyl group or a lower alkoxycarbonyl, provided that —CO(CH2)3—CO2H is excluded.
1 more element
Dependencies are inferred from the claim text.