左氧氟沙星酸酯，CAS 登记号 106939-34-8，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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LEVOFLOXACIN ACID ESTER · CAS 106939-34-8 · C15H13F2NO4.
| CAS Registry Number | 106939-34-8 |
|---|---|
| PubChem CID | 834957 |
| Molecular formula | C15H13F2NO4 |
| IUPAC name | ethyl (2S)-6,7-difluoro-2-methyl-10-oxo-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraene-11-carboxylate |
| Molecular Weight | 309.26 |
|---|---|
| XLogP3 | 2.2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 3 |
| Exact Mass | 309.08126422 |
| Monoisotopic Mass | 309.08126422 |
| Topological Polar Surface Area | 55.8 |
| Heavy Atom Count | 22 |
| Formal Charge | 0 |
| GHS notification summary | 50% (1 / 2) |
|---|
| GHS notification summary | 50% (1 / 2) |
|---|---|
| Reported hazard statements | H315 (50%), H319 (50%), H335 (50%) |
This chemical does not meet GHS hazard criteria for 50% (1 of 2) of reports.
H315 (50%): Causes skin irritation [Warning Skin corrosion/irritation]
106939-34-8; RefChem:1084677; 691-244-2; Ethyl (3S)-9,10-difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido(1,2,3-de)-1,4-benzoxazine-6-carboxylate; (S)-Ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate; Levofloxacin Impurity 10; Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate; MFCD09030626; C15H13F2NO4; LEVOFLOXACIN ACID ESTER; (S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid E; 7H-Pyrid; EC 691-244-2; SCHEMBL2339241; CHEMBL5575131; SCHEMBL30306119
CAS 106939-34-8; molecular formula C15H13F2NO4; molecular weight — g/mol.
106939-34-8, RefChem:1084677, 691-244-2, Ethyl (3S)-9,10-difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido(1,2,3-de)-1,4-benzoxazine-6-carboxylate, (S)-Ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate, Levofloxacin Impurity 10.
50% of GHS notifications report no hazard classification (1 of 2).
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.