Impurities
AY-0032-008
Levofloxacin EP Impurity H
C20H24FN3O4
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Active ingredient reference standard
Levofloxacin Hemihydrate
Material overview
Levofloxacin Hemihydrate (AY-0032-009) — active ingredient reference standard. CAS 138199-71-0, formula C18H20FN3O4.1/2H2O, molecular weight 370.38 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0032-009
- CAS number
- 138199-71-0
- Molecular formula
- C18H20FN3O4.1/2H2O
- Molecular weight
- 370.38 g/mol
- Category
- Active ingredient reference standard
- Chemical name
- (S)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid hemihydrate
- Synonyms
- Not listed
- SMILES
- O=C1C2=CC(F)=C(N3CCN(CC3)C)C4=C2N(C=C1C(O)=O)[C@@H](C)CO4.[OH2]=C5C6=CC(F)=C(N7CCN(CC7)C)C8=C6N(C=C5C(O)=O)[C@@H](C)CO8.[OH2]
- Appearance
- Pale Yellow Solid
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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C13H9F2NO4
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AY-0032-005
Levofloxacin EP Impurity E
C17H20FN3O2
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AY-0032-004
Levofloxacin EP Impurity C
C18H20FN3O5
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Levofloxacin EP Impurity B
C17H18FN3O4
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