82419-52-1
82419-52-1 structure
- Name: Ofloxacin impurity E
- Chemical Name: N-Demethylofloxacin
- CAS Number: 82419-52-1
- Molecular Formula: C17H18FN3O4
- Molecular Weight: 347.34100
- Catalog: API Synthetic anti-infective drugs Quinolone
- Create Date: 2018-06-22 13:47:08
- Modify Date: 2026-07-23 00:25:46
| Name | N-Demethylofloxacin |
|---|---|
| Synonyms |
N-desmethyl ofloxacin
Ofloxacin Related CoMpound A (RS)-9-Fluoro-2,3-dihydro-3-methyl-10-(1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-cboxylic acid HCl Ofloxacin Related Compound A (25 mg) UNII-5S4363I4ED Ofloxacin Related Compound A (25 mg) (9-Fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-cboxylic acid) Ofloxacin-3 N-demethyl ofloxacin Ofloxacin impurity E CRS (RS)-9-Fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-c Ofloxacin IMpurity E 9-Fluoro-2,3-dihydro-3-methyl-7-oxo-10-(1-piperazinyl)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-cboxylic acid - [AC78643] (RS)-9-Fluoro-3-methyl-7-oxo-10-(pi (R)-9-fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-cboxylic acid Ofloxacin related compound A Ofloxacin Related Compound A (9-Fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-pyrido[1,2 OFLOXACIN RELATED COMPOUND A (25 MG) ((RS)-9-FLUORO-2,3-DIHYDRO-3-METHYL-7-OXO-10-(PIPERA-ZIN-1 -YL)-7H-PYRIDO[1,2,3-DE]-1,4-BENZOXAZINE-6-CBOXYLIC ACID) OFLOXACIN RELATED COMPOUND A //BP Desmethyl Ofloxacin (Ofloxacin Impurity E) 9-Fluoro-2,3-dihydro-3-methyl-7-oxo-10-(1-piperazinyl)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-cboxylic Acid Hydrochloride 7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-cboxylic acid, 9-fluoro-2,3-dihydro-3-methyl-7-oxo-10-(1-piperazinyl) 9-Fluoro-2,3-dihydro-3-methyl-7-oxo-10-(1-piperazinyl)-7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-cboxylic Acid (RS)-9-Fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-cboxylic Acid Desmethyl Ofloxacin Hydrochloride 9-Fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-cboxylic acid Ofloxacin Related Compound A (25 mg) ((RS)-9-fluoro-2,3-dihydro-3-methyl-7-oxo-10-(piperazin-1-yl)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-cboxylic acid) Ofloxacin Impurity E (Desmethyl Ofloxacin) Ofloxacin Impurity 5(Ofloxacin Impurity E) OFLOXACIN RELATED COMPOUND A (25 MG) ((RS)-9-FLUORO-2,3-DIHYDRO-3-METHYL-7-OXO-10-(PIPERA-ZIN-1 -YL)-7H-PYRIDO[1,2,3-DE]-1,4-BENZOXAZINE-6-CBOXYLIC ACID) //BP Ofloxacin Impurity 5（HCl） 9-fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-cboxylic acid Ofloxacin Impurity E RC A) (RS)-9-fluoro-2,3-dihydro-3-Methyl-7-oxo-10-(piperazin-1-yl)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-cboxylic acid Ofloxacin Impurity E (Ofloxacin Related Compound A) Desmethyl Ofloxacin |
| Melting Point | >250ºC (dec.) |
|---|---|
| Molecular Formula | C17H18FN3O4 |
| Molecular Weight | 347.34100 |
| Exact Mass | 347.12800 |
| PSA | 83.80000 |
| LogP | 1.59560 |
| Storage condition | -20?C Freezer |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H302 |
| Precautionary Statements | P301 + P312 + P330 |
| Hazard Codes | Xn |
| Risk Phrases | 22 |
| RIDADR | NONH for all modes of transport |
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82419-52-1 |
| Literature: Organic and Biomolecular Chemistry, , vol. 9, # 24 p. 8288 - 8300 |
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| Literature: Chemical and Pharmaceutical Bulletin, , vol. 32, # 12 p. 4907 - 4913 |
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| Literature: Chemical and Pharmaceutical Bulletin, , vol. 32, # 12 p. 4907 - 4913 |
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82419-52-1 |
| Literature: Chemical and Pharmaceutical Bulletin, , vol. 32, # 12 p. 4907 - 4913 |
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82419-52-1 |
| Literature: Chemical and Pharmaceutical Bulletin, , vol. 32, # 12 p. 4907 - 4913 |
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82419-52-1 |
| Literature: Chemical and Pharmaceutical Bulletin, , vol. 32, # 12 p. 4907 - 4913 |
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82419-52-1 |
| Literature: Chemical and Pharmaceutical Bulletin, , vol. 32, # 12 p. 4907 - 4913 |
| Precursor 8 | |
|---|---|
| DownStream 0 | |