Enrofloxacin

Enrofloxacin Enrofloxacin:

1-Cyclopropyl-7-(4-ethyl-1-piperazinyl)-6-fluoro-1,4-dihydro-4-oxo -3-quinolinecarboxylic acid; CAS : 93106-60-6 ;  C19H22FN3O3 ; MW: 359.39 ;
Enrofloxacin EP Impurity A Enrofloxacin Impurity A:

7-Chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ;

C13H9ClFNO3 ; MW: 281.67 ;
Enrofloxacin EP Impurity B Enrofloxacin Impurity B :

 

1-Cyclopropyl-6-fluoro-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid HCl ; Ciprofloxacin HCl ; CAS : 85721-33-1 ; C17H19ClFN3O3 ; MW: 367.80 ;
Enrofloxacin EP Impurity C Enrofloxacin Impurity C:

Desfluoro Enrofloxacin ; 1-Cyclopropyl-7-(4-ethylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ; CAS : 138892-82-7 ; C19H23N3O3 ; MW: 341.40 ;
Enrofloxacin EP Impurity E Enrofloxacin Impurity E:

6-Chloro-1-cyclopropyl-7-(4-ethylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ; C19H22ClN3O3 ; MW: 375.85 ;
Enrofloxacin EP Impurity F Enrofloxacin Impurity F :

 

1-Cyclopropyl-7-(4-ethylpiperazin-1-yl)-6-fluoroquinolin-4(1H)-one ; CAS : 131775-99-0 ; C18H22FN3O ; MW: 315.39 ;
Enrofloxacin EP Impurity G Enrofloxacin Impurity G:

7-[(2-Aminoethyl)amino]-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid hydrochloride ;  CAS : 103222-12-4 (base) ; 528851-31-2 (HCl) ; C15H16FN3O3 (base) ; MW: 305.3 ; C15H17ClFN3O3 (HCl salt) ; MW: 341.77 ;