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Norfloxacin EP Impurity E

Norfloxacin EP Impurity E structure

CAS No.: 75001-78-4

Chemical Name:: Norfloxacin EP Impurity E

Synonyms: Norfloxacin EP Imp E;Norfloxacin EP Impurity E;Norfloxacin Impurity E(EP);Norfloxacin Related Compound E (15 mg);Norfloxacin EP Impurity E(Hydrochloride);Norfloxacin Impurity 5(Norfloxacin EP Impurity E);6-Defluoro-piperazinyl 7-Depiperazinyl-chloro Norfloxacin;Norfloxacin EP Impurity E (Norfloxacin USP Related Compound E);7-chloro-1-ethyl-1,4-dihydro-4-oxo-6-(1-piperazinyl)quinoline-3-carboxylicacid;7-Chloro-1-ethyl-4-oxo-6-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic Acid

CBNumber:: CB53118932

Molecular Formula:: C16H18ClN3O3

Molecular Weight:: 335.79

MDL Number:: MFCD32671825

MOL File:: 75001-78-4.mol

MSDS File:: SDS

Last updated:2026-01-13 11:22:07

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Norfloxacin EP Impurity E Properties

Melting point	272-273 °C
Boiling point	586.4±50.0 °C(Predicted)
Density	1.369±0.06 g/cm3(Predicted)
solubility	Water (Slightly)
pka	6.46±0.41(Predicted)
form	Solid
color	White to Off-White
Stability	Hygroscopic
Major Application	pharmaceutical (small molecule)
FDA UNII	8KN2CM9HX2
UNSPSC Code	41116107
NACRES	NA.24

SAFETY

Risk and Safety Statements

HS Code	2933599550

Norfloxacin EP Impurity E price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	1471550	Norfloxacin Related Compound E United States Pharmacopeia (USP) Reference Standard	75001-78-4	15MG	$1460	2026-04-30	Buy
Biosynth	ADA00178	6-Defluoro-piperazinyl 7-depiperazinyl-chloro norfloxacin hydrochloride	75001-78-4	10mg	$1139.8	2026-06-04	Buy
Biosynth	ADA00178	6-Defluoro-piperazinyl 7-depiperazinyl-chloro norfloxacin hydrochloride	75001-78-4	25mg	$1858.25	2026-06-04	Buy
Biosynth	ADA00178	6-Defluoro-piperazinyl 7-depiperazinyl-chloro norfloxacin hydrochloride	75001-78-4	50mg	$2973.5	2026-06-04	Buy
aablocks	AA00G9SO	6-Defluoro-piperazinyl 7-Depiperazinyl-chloro Norfloxacin	75001-78-4	15mg	$1284	2026-05-28	Buy

Product number	Packaging	Price	Buy
1471550	15MG	$1460	Buy
ADA00178	10mg	$1139.8	Buy
ADA00178	25mg	$1858.25	Buy
ADA00178	50mg	$2973.5	Buy
AA00G9SO	15mg	$1284	Buy

Norfloxacin EP Impurity E Chemical Properties,Uses,Production

Uses

6-Defluoro-piperazinyl 7-Depiperazinyl-chloro Norfloxacin Hydrochloride is impurity E of Norfloxacin (N681000), which is a pefloxacin derivative that acts as a fluorinated quinolone antibacterial. Norfloxacin USP Related Compound E.

Norfloxacin EP Impurity E Preparation Products And Raw materials

Raw materials

Preparation Products

Norfloxacin EP Impurity E Suppliers

Global( 46)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
BOC Sciences	1-631-485-4226; 16314854226	info@bocsci.com	United States	9920	65
Quality Control Solutions Ltd.	0755-66853366 13670046396	orders@qcsrm.com	China	18188	56
Shanghai Kewel Chemical Co., Ltd.	021-64609169 18901607656	greensnown@163.com	China	9883	50
Nanjing XiZe Biotechnology CO., Ltd.	025-66023220 15250997978	1511893459@qq.com	China	4777	55
BOC Sciences	16314854226	info@bocsci.com	United States	9909	65
Tonichem Pharmaceutical Technology Co., Ltd.	+86 (0752) 222-7171, +86 15815821171		China	1117	58
Amadis Chemical Company Limited	571-89925085	sales@amadischem.com	China	131885	58
Shanghai CR Corporation Limited	13917420128 13062833949	fred.wen@crcorporation.cn	China	9774	58
Shenzhen SUNGENING Bio-Medical Co., Ltd.	0755-28967200 13631290199	wxf@sungening.com	China	9609	60
XinYao(Shenzhen) Biological Technology Co., Ltd.	0755-89880280	3004662104@qq.com	China	1826	58

Supplier	Advantage
BOC Sciences	65
Quality Control Solutions Ltd.	56
Shanghai Kewel Chemical Co., Ltd.	50
Nanjing XiZe Biotechnology CO., Ltd.	55
BOC Sciences	65
Tonichem Pharmaceutical Technology Co., Ltd.	58
Amadis Chemical Company Limited	58
Shanghai CR Corporation Limited	58
Shenzhen SUNGENING Bio-Medical Co., Ltd.	60
XinYao(Shenzhen) Biological Technology Co., Ltd.	58

75001-78-4(Norfloxacin EP Impurity E)Related Search:

Norfloxacin Imp.(EP) 6-Chloro-1-Ethyl-4-Oxo-7-(Piperazin-1-yl)-1,4-Dihydroquinoline-3-Carboxylic acid Desethylene Norfloxacin Hydrochloride Norfloxacin EP Impurity H 6-Fluoro-1,4-dihydro-1-methyl-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid

Norfloxacin EP Impurity D Norfloxacin EP Impurity G Norfloxacin EP Impurity C Norfloxacin EP Impurity J Norfloxacin EP Impurity I

ethyl 7-chloro-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate Norfloxacin Norfloxacin Impurity 2 ETHYL 7-CHLORO-1-ETHYL-6-FLUORO-1,4-DIHYDRO-4-OXO-QUINOLINE-5-CARBOXYLATE Norfloxacin Impurity 1

1-Ethyl-7-chloro-6-fluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid Norfloxacin EP Impurity F Norfloxacin-acyl-β-D-glucuronide

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Norfloxacin EP Impurity E Norfloxacin Impurity 5(Norfloxacin EP Impurity E) Norfloxacin EP Imp E 3-Quinolinecarboxylic acid, 7-chloro-1-ethyl-1,4-dihydro-4-oxo-6-(1-piperazinyl)- Norfloxacin Related Compound E (15 mg) 7-chloro-1-ethyl-1,4-dihydro-4-oxo-6-(1-piperazinyl)quinoline-3-carboxylicacid Norfloxacin EP Impurity E/ Norfloxacin Related Compound E (Norfloxacin HCl 7-Chloro Analog) Norfloxacin Related Compound E (7-Chloro-1-ethyl-4-oxo-6-(piperazin-1-yl)-1,4-dihydroquinoline-3-ca (1471550) 7-Chloro-1-ethyl-4-oxo-6-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic Acid Norfloxacin EP Impurity E(Hydrochloride) Norfloxacin Impurity E(EP) 7-Chloro-1-ethyl-4-oxo-6-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid (Norfloxacin Impurity) 6-Defluoro-piperazinyl 7-Depiperazinyl-chloro Norfloxacin Norfloxacin EP Impurity E (Norfloxacin USP Related Compound E) 75001-78-4