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

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

Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate price.
  • $12 - $2194.5
  • 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
  • MF: C15H13F2NO4
  • MW: 309.26
  • EINECS:691-244-2
  • MDL Number:MFCD09030626
  • Synonyms:Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido;Levofloxacin cyclization ester;7h-Pyrido[1,2,3-De]-1,4-Benzoxazine-6-Carboxylic Acid;(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
Price18 Properties Safety Information Description
18 prices
Selected condition：
Brand
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Biosynth Carbosynth
  • Crysdot
  • Matrix Scientific
  • Medical Isotopes, Inc.
  • TRC
Package
  • 500mg
  • 1g
  • 2g
  • 5g
  • 10G
  • 25g
  • 100g
  • 500g
  • ManufacturerAK Scientific
  • Product numberJ52084
  • Product descriptionLevofloxacincyclizedester
  • Packaging1g
  • Price$140
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number106939348
  • Product description(S)-Ethyl9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
  • Packaging100g
  • Price$153
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA136327
  • Product description(S)-Ethyl9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 97%
  • Packaging5g
  • Price$12
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA136327
  • Product description(S)-Ethyl9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 97%
  • Packaging25g
  • Price$32
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA136327
  • Product description(S)-Ethyl9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 97%
  • Packaging100g
  • Price$73
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA136327
  • Product description(S)-Ethyl9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 97%
  • Packaging500g
  • Price$324
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0009416
  • Product description(S)-9,10-DIFLUORO-2,3-DIHYDRO-3-METHYL-7-OXO-7H-PYRIDO[1,2,3-DE]-1,4-BENZOXAZINE-6-CARBOXYLIC ACID ETHYL ESTER 95.00%
  • Packaging1G
  • Price$721.88
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0009416
  • Product description(S)-9,10-DIFLUORO-2,3-DIHYDRO-3-METHYL-7-OXO-7H-PYRIDO[1,2,3-DE]-1,4-BENZOXAZINE-6-CARBOXYLIC ACID ETHYL ESTER 95.00%
  • Packaging10G
  • Price$2194.5
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth Carbosynth
  • Product numberFD21854
  • Product description(S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid ethyl ester
  • Packaging500mg
  • Price$125
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth Carbosynth
  • Product numberFD21854
  • Product description(S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid ethyl ester
  • Packaging1g
  • Price$185
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth Carbosynth
  • Product numberFD21854
  • Product description(S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid ethyl ester
  • Packaging2g
  • Price$280
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth Carbosynth
  • Product numberFD21854
  • Product description(S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid ethyl ester
  • Packaging5G
  • Price$375
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth Carbosynth
  • Product numberFD21854
  • Product description(S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid ethyl ester
  • Packaging10g
  • Price$555
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11356978
  • Product description(S)-Ethyl9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 97%
  • Packaging500g
  • Price$301
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number094167
  • Product description(S)-Ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 95+%
  • Packaging1g
  • Price$284
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number094167
  • Product description(S)-Ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 95+%
  • Packaging5g
  • Price$756
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific J52084 Levofloxacincyclizedester 1g $140 2021-12-16 Buy
Alichem 106939348 (S)-Ethyl9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 100g $153 2021-12-16 Buy
Ambeed A136327 (S)-Ethyl9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 97% 5g $12 2021-12-16 Buy
Ambeed A136327 (S)-Ethyl9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 97% 25g $32 2021-12-16 Buy
Ambeed A136327 (S)-Ethyl9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 97% 100g $73 2021-12-16 Buy
Ambeed A136327 (S)-Ethyl9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 97% 500g $324 2021-12-16 Buy
American Custom Chemicals Corporation HCH0009416 (S)-9,10-DIFLUORO-2,3-DIHYDRO-3-METHYL-7-OXO-7H-PYRIDO[1,2,3-DE]-1,4-BENZOXAZINE-6-CARBOXYLIC ACID ETHYL ESTER 95.00% 1G $721.88 2021-12-16 Buy
American Custom Chemicals Corporation HCH0009416 (S)-9,10-DIFLUORO-2,3-DIHYDRO-3-METHYL-7-OXO-7H-PYRIDO[1,2,3-DE]-1,4-BENZOXAZINE-6-CARBOXYLIC ACID ETHYL ESTER 95.00% 10G $2194.5 2021-12-16 Buy
Biosynth Carbosynth FD21854 (S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid ethyl ester 500mg $125 2021-12-16 Buy
Biosynth Carbosynth FD21854 (S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid ethyl ester 1g $185 2021-12-16 Buy
Biosynth Carbosynth FD21854 (S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid ethyl ester 2g $280 2021-12-16 Buy
Biosynth Carbosynth FD21854 (S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid ethyl ester 5G $375 2021-12-16 Buy
Biosynth Carbosynth FD21854 (S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid ethyl ester 10g $555 2021-12-16 Buy
Crysdot CD11356978 (S)-Ethyl9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 97% 500g $301 2021-12-16 Buy
Matrix Scientific 094167 (S)-Ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 95+% 1g $284 2021-12-16 Buy
Matrix Scientific 094167 (S)-Ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 95+% 5g $756 2021-12-16 Buy
Next Last

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
InChI :InChI=1S/C15H13F2NO4/c1-3-21-15(20)9-5-18-7(2)6-22-14-11(17)10(16)4-8(12(14)18)13(9)19/h4-5,7H,3,6H2,1-2H3/t7-/m0/s1
InChIKey :TZSXJUSNOOBBOP-ZETCQYMHSA-N
SMILES :O1C2=C(F)C(F)=CC3C(=O)C(C(OCC)=O)=CN(C2=3)[C@@H](C)C1
CAS DataBase Reference :106939-34-8

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P321 Specific treatment (see … on this label).
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.

Description

Levofloxacin intermediate.

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Suppliers and manufacturers

Hebei Chuanghai Biotechnology Co., Ltd
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate
$10.00 /1KG
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
Sichuan Zhuoyu Yantang Technology Co., Ltd.
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate
$100.00 /1kg
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
career henan chemical co
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate
$1.00 /1KG
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
Hebei Yanxi Chemical Co., Ltd.
LEVOFLOXACIN ACID ESTER
$0.00 /1kg
LEVOFLOXACIN ACID ESTER CAS:106939-34-8
Longyan Tianhua Biological Technology Co., Ltd
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxy
$45.00 /1Kg/Bag
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxy CAS:106939-34-8
Standardpharm Co. Ltd.
Alchem Pharmtech,Inc.
CONIER CHEM AND PHARMA LIMITED
SIMAGCHEM CORP
Career Henan Chemica Co