- Shanghai Nianxing Industrial Co., Ltd
- China
- 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
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- 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
- Price: ￥768.0/100g ￥288.0/25g
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- 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
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
106939-34-8
106939-34-8 structure
- Name: Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate
- Chemical 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 Number: 106939-34-8
- Molecular Formula: C15H13F2NO4
- Molecular Weight: 309.265
- Create Date: 2018-06-17 18:12:39
- Modify Date: 2025-08-24 21:42:35
| 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-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
(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 Levofiexacin acid ester T666 1A M BN EO KVT&&J C1 Gf HF LVO2 &&S Form 7H-1,4-Oxazino[2,3,4-ij]quinoline-6-carboxylic acid, 9,10-difluoro-2,3-dihydro-3-methyl-7-oxo-, ethyl ester, (3S)- (-)-ethyl 9,10-difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido<1,2,3-de><1,4>benzoxazine-6-carboxylate ethyl (S)-(-)-9,10-difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylate Ethyl (3S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate Levofloxacin cyclized ester (S)-Ethyl 9,10-difluoro-3-methyl-7-oxo-3,7-dihydro-2H-[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)- (S)-ethyl-9,10-difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido-[1,2,3-de]-1,4-benzoxazine-6-carboxylate Levofloxacin Ethyl Ester |
| Density | 1.4±0.1 g/cm3 |
|---|---|
| Boiling Point | 442.2±45.0 °C at 760 mmHg |
| Melting Point | 258-260ºC |
| Molecular Formula | C15H13F2NO4 |
| Molecular Weight | 309.265 |
| Flash Point | 221.2±28.7 °C |
| Exact Mass | 309.081268 |
| PSA | 57.53000 |
| LogP | 1.28 |
| Vapour Pressure | 0.0±1.1 mmHg at 25°C |
| Index of Refraction | 1.582 |
| HS Code | 2934999090 |
|---|
|
~68%
106939-34-8 |
| Literature: EP368410 A3, ; |
|
~%
106939-34-8 |
| Literature: WO2006/48889 A1, ; Page/Page column 16-17 ; |
|
~74%
106939-34-8 |
| Literature: Chemical and pharmaceutical bulletin, , vol. 35, # 5 p. 1896 - 1902 |
|
~%
106939-34-8 |
| Literature: Chemical and pharmaceutical bulletin, , vol. 35, # 5 p. 1896 - 1902 |
|
~%
106939-34-8 |
| Literature: Chemical and pharmaceutical bulletin, , vol. 35, # 5 p. 1896 - 1902 |
|
~%
106939-34-8 |
| Literature: Chemical and pharmaceutical bulletin, , vol. 35, # 5 p. 1896 - 1902 |
|
~%
106939-34-8 |
| Literature: Chemical and pharmaceutical bulletin, , vol. 35, # 5 p. 1896 - 1902 |
| Precursor 5 | |
|---|---|
| DownStream 1 | |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |