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Type:Impurity Reference Standard
API NAME:Norfloxacin
Total Products: 13
Inv. Status:

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Norfloxacin
CAT No: CL-NFX-01 CAS No: 70458-96-7 Mol Wt: 319.3 Mol F: C16H18FN3O3 Inv Status: Custom Synthesis
Chemical Name: 1-Ethyl-6-fluoro-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid
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Norfloxacin EP Impurity A
CAT No: CL-NFX-02 CAS No: 68077-26-9 Mol Wt: 269.7 Mol F: C12H9ClFNO3 Inv Status: Custom Synthesis
Chemical Name: 7-Chloro-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
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Norfloxacin EP Impurity B
CAT No: CL-NFX-03 CAS No: 75001-77-3 Mol Wt: 293.3 Mol F: C14H16FN3O3 Inv Status: Custom Synthesis
Chemical Name: 7-[(2-Aminoethyl)amino]-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
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Norfloxacin EP Impurity C
CAT No: CL-NFX-04 CAS No: 177554-64-2 Mol Wt: 385.5 Mol F: C20H27N5O3 Inv Status: Custom Synthesis
Chemical Name: 1-Ethyl-4-oxo-6,7-bis(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid
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Norfloxacin EP Impurity D
CAT No: CL-NFX-05 CAS No: 75001-82-0 Mol Wt: 275.3 Mol F: C15H18FN3O Inv Status: Custom Synthesis
Chemical Name: 1-Ethyl-6-fluoro-7-(piperazin-1-yl)quinolin-4(1H)-one
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Norfloxacin EP Impurity E
CAT No: CL-NFX-06 CAS No: 75001-85-3 Mol Wt: 335.8 : 36.5 Mol F: C16H18ClN3O3 : HCl Inv Status: Custom Synthesis
Chemical Name: 7-Chloro-1-ethyl-4-oxo-6-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid HCl
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Norfloxacin EP Impurity F
CAT No: CL-NFX-07 CAS No: 67681-84-9 Mol Wt: 335.8 Mol F: C16H18ClN3O3 Inv Status: Custom Synthesis
Chemical Name: 6-Chloro-1-ethyl-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid
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Norfloxacin EP Impurity G
CAT No: CL-NFX-08 CAS No: 70459-04-0 Mol Wt: 347.3 Mol F: C17H18FN3O4 Inv Status: Custom Synthesis
Chemical Name: 1-Ethyl-6-fluoro-7-(4-formylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
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Norfloxacin EP Impurity H
CAT No: CL-NFX-09 CAS No: 105440-01-5 Mol Wt: 391.4 Mol F: C19H22FN3O5 Inv Status: Custom Synthesis
Chemical Name: 7-[4-(Ethoxycarbonyl)piperazin-1-yl]-1-ethyl-6-fluoro-4-oxo-1,4-dihydro quinoline-3-carboxylic acid
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Norfloxacin EP Impurity I
CAT No: CL-NFX-10 CAS No: NA Mol Wt: 407.9 Mol F: C19H22ClN3O5 Inv Status: Custom Synthesis
Chemical Name: 7-Chloro-6-[4-(ethoxycarbonyl)piperazin-1-yl]-1-ethyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
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Norfloxacin EP Impurity J
CAT No: CL-NFX-11 CAS No: NA Mol Wt: 529.6 Mol F: C26H35N5O7 Inv Status: Custom Synthesis
Chemical Name: 6,7-Bis[4-(ethoxycarbonyl)piperazin-1-yl]-1-ethyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
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Norfloxacin EP Impurity K
CAT No: CL-NFX-12 CAS No: NA Mol Wt: 305.3 : 114.0 Mol F: C15H16FN3O3 : C2HF3O2 Inv Status: Custom Synthesis
Chemical Name: 2,2,2-trifluoroacetic acid compound with 6-fluoro-1-methyl-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid (1:1)
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Norfloxacin Impurity 1
CAT No: CL-NFX-13 CAS No: 70032-16-5 Mol Wt: 255.6 Mol F: C11H7ClFNO3 Inv Status: Custom Synthesis
Chemical Name: 7-Chloro-6-fluoro-1-methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid

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