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Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate

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Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate Suppliers list
Company Name: Hebei Mojin Biotechnology Co., Ltd
Tel: +8613288715578
Email: sales@hbmojin.com
Products Intro: Product Name:Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate
CAS:106939-34-8
Purity:99.99% Package:1kg;100USD
Company Name: career henan chemical co
Tel: +86-0371-86658258
Email: sales@coreychem.com
Products Intro: Product Name:Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate
CAS:106939-34-8
Purity:98% Package:1KG;1USD
Company Name: Accela ChemBio Inc.
Tel: (+1)-858-699-3322
Email: info@accelachem.com
Products Intro: Product Name:Ethyl (S)-9,10-Difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
CAS:106939-34-8
Purity:95% Package:100g Remarks:SY104791
Company Name: Hebei Guanlang Biotechnology Co., Ltd.
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Products Intro: Product Name:Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate
CAS:106939-34-8
Purity:99% Package:1KG;10USD
Company Name: Standardpharm Co. Ltd.
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Products Intro: Product Name:Levofloxacin Impurity 23
CAS:106939-34-8
Purity:0.99 Package:10mg;25mg;50mg;100mg

Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate manufacturers
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate Basic information
Product Name:Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate
Synonyms:Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido;Levofloxacin cyclization ester;(S)-Ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carbox;ethyl (S)-9,10-difluoro-3-methyl-7- oxo-2,3-dihydro-7H- [1,4]oxazino[2,3,4-ij]quinoline-6- carboxylate;7h-Pyrido[1,2,3-De]-1,4-Benzoxazine-6-Carboxylic Acid, 9,10-Difluoro-2,3-Dihydro-3-Methyl-7-Oxo-, Ethyl Ester, (3s)-;Levofloxacin carboxylic acid, ethyl ester;LEVOFLOXACINCYCLIZEDESTER;(3S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylicacidethylester
CAS:106939-34-8
MF:C15H13F2NO4
MW:309.26
EINECS:691-244-2
Product Categories:Various Intermediates;Intermediates;Intermediates & Fine Chemicals;Pharmaceuticals;LEVOFLOXACIN INTERMIDATE
Mol File:106939-34-8.mol
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate Structure
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate Chemical Properties
Melting point 258-260°C
Boiling point 442.2±45.0 °C(Predicted)
density 1.43±0.1 g/cm3(Predicted)
storage temp. Sealed in dry,2-8°C
solubility Acetic Acid (Slightly), Chloroform (Slightly), Methanol (Slightly, Heated)
form Solid
pka-3.62±0.60(Predicted)
color Off-White to Light Yellow
CAS DataBase Reference106939-34-8
Safety Information
MSDS Information
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate Usage And Synthesis
Chemical PropertiesOff-White Pale Yellow Solid
UsesLevofloxacin intermediate.
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate Preparation Products And Raw materials
Tag:Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate(106939-34-8) Related Product Information
Tribenuron methyl Oxygen-fluorine acid Levofloxacin Methyl acetate Thiophanate-methyl 1-AdaMantanethylaMine Chromium picolinate Levofloxacin carboxylic acid 1-Cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinolinecarboxylic acid ethyl ester Methyl salicylate Quinolinic acid Kresoxim-methyl METSULFURON METHYL 2,5-PYRIDINEDICARBOXYLIC ACID Levofloxacin heMihydrate N-Ethylmethylamine Sulfasalazine Piperazine