


| Chemical Name | 1-Ethyl-6-fluoro-7chloro-1,4-dihydro-4-oxo-3-quinoline- carboxylic acid |
| Molecular Formula | C12H9ClFNO3 |
| Molecular Weight | 269.66 |
| CAS Number | [68077-26-9] |
| Use | Intermediate for Norfloxacin, Pefloxacin Mesylate Dihydrate |

| Chemical Name | 1-Ethyl-6-fluoro-1,4-dihydro-7-(4-methyl-1- piperazinyl)-4-oxo-3-quinoline carboxylic acid |
| Molecular Formula | C17H20FN3O3 |
| Molecular Weight | 333.36 |
| CAS Number | [70458-92-3] |
| Use | Intermediate for Pefloxacin Mesylate Dihydrate |

| Chemical Name | 1-Cyclopropyl -6-fluoro-7-chloro-1, 4-dihydro-4-oxo-3 quinoline carboxylic acid |
| Molecular Formula | C13H9ClFNO3 |
| Molecular Weight | 281.67 |
| CAS Number | [86393-33-1] |
| Use | Intermediate for Ciprofloxacin |

| Chemical Name | 5Chloro -2[21,41-dichlorophenoxy)aniline (TADE) |
| Molecular Formula | C12H8Cl3NO |
| Molecular Weight | 288.5 |
| CAS Number | [56966-52-0] |
| Use | Intermediate for Triclosan |

| Chemical Name | 2, 3-dihydro-1, 4-phthalazinedione (Phthalhydrazide) |
| Molecular Formula | C8H6N2O2 |
| Molecular Weight | 162.15 |
| CAS Number | [1445-69-8] |
| Use | Intermediate for the Azalastine |
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