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ChemicalBook >> CAS DataBase List >> PEFLOXACIN IMPURITY B

PEFLOXACIN IMPURITY B

$53 - $1088
Product name: PEFLOXACIN IMPURITY B
CAS: 70458-73-0
MF: C17H20ClN3O3
MW: 349.81
EINECS:
MDL Number:MFCD26793870
Synonyms:1-Ethyl-6-chloro-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid;Pefloxacin Impurity 1;Pefloxacin EP Impurity B;6-Chloro-1-ethyl-1,4-dihydro-7-(4-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid;6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid;6 chloro 1 ethyl 7 (4 methylpiperazin 1 yl) 4 oxo 1,4 dihydroquinoline 3 carboxylic acid,6chloro1ethyl7(4methylpiperazin1yl)4oxo1,4dihydroquinoline3carboxylic acid;6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylicacid(chlorinatedhomologueofpefloxacin);3-Quinolinecarboxylic acid, 6-chloro-1-ethyl-1,4-dihydro-7-(4-methyl-1-piperazinyl)-4-oxo-

Price15 Properties Safety Information Description

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Brand

aablocks
ACHEMBLOCK
AK Scientific
Chemenu
Sigma-Aldrich

Package

p0309020
1mg
5mg
10mg
25mg
50mg
100mg
200mg
250mg
1g
10 mg

Manufactureraablocks
Product numberAA00FF5P
Product description6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Packaging1mg
Price$53
Updated2026-05-28
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Manufactureraablocks
Product numberAA00FF5P
Product description6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Packaging5mg
Price$95
Updated2026-05-28
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Manufactureraablocks
Product numberAA00FF5P
Product description6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Packaging10mg
Price$132
Updated2026-05-28
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Manufactureraablocks
Product numberAA00FF5P
Product description6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Packaging50mg
Price$295
Updated2026-05-28
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Manufactureraablocks
Product numberAA00FF5P
Product description6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Packaging100mg
Price$400
Updated2026-05-28
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Manufactureraablocks
Product numberAA00FF5P
Product description6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Packaging200mg
Price$533
Updated2026-05-28
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Manufactureraablocks
Product numberAA00FF5P
Product description6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Packaging25mg
Price$212
Updated2026-05-28
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ManufacturerACHEMBLOCK
Product numberY228440
Product description6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 95.00%
Packaging25MG
Price$285
Updated2026-05-27
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ManufacturerACHEMBLOCK
Product numberY228440
Product description6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 95.00%
Packaging100MG
Price$570
Updated2026-05-27
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ManufacturerAK Scientific
Product number0604CU
Product description6-Chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylicacid
Packaging100mg
Price$842
Updated2021-12-16
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ManufacturerAK Scientific
Product number0604CU
Product description6-Chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylicacid
Packaging250mg
Price$916
Updated2021-12-16
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ManufacturerAK Scientific
Product number0604CU
Product description6-Chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylicacid
Packaging1g
Price$1088
Updated2021-12-16
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ManufacturerChemenu
Product numberCM228006
Product description6-Chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 95%
Packaging1g
Price$970
Updated2026-05-26
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ManufacturerSigma-Aldrich
Product numberP0309020
Product descriptionPefloxacin impurity B European Pharmacopoeia (EP) Reference Standard
Packagingp0309020
Price$150
Updated2024-03-01
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ManufacturerSigma-Aldrich
Product numberP0309020
Product descriptionPefloxacin impurity B European Pharmacopoeia (EP) Reference Standard
Packaging10 mg
Price$127
Updated2026-04-30
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA00FF5P	6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid	1mg	$53	2026-05-28	Buy
aablocks	AA00FF5P	6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid	5mg	$95	2026-05-28	Buy
aablocks	AA00FF5P	6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid	10mg	$132	2026-05-28	Buy
aablocks	AA00FF5P	6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid	50mg	$295	2026-05-28	Buy
aablocks	AA00FF5P	6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid	100mg	$400	2026-05-28	Buy
aablocks	AA00FF5P	6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid	200mg	$533	2026-05-28	Buy
aablocks	AA00FF5P	6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid	25mg	$212	2026-05-28	Buy
ACHEMBLOCK	Y228440	6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 95.00%	25MG	$285	2026-05-27	Buy
ACHEMBLOCK	Y228440	6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 95.00%	100MG	$570	2026-05-27	Buy
AK Scientific	0604CU	6-Chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylicacid	100mg	$842	2021-12-16	Buy
AK Scientific	0604CU	6-Chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylicacid	250mg	$916	2021-12-16	Buy
AK Scientific	0604CU	6-Chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylicacid	1g	$1088	2021-12-16	Buy
Chemenu	CM228006	6-Chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 95%	1g	$970	2026-05-26	Buy
Sigma-Aldrich	P0309020	Pefloxacin impurity B European Pharmacopoeia (EP) Reference Standard	p0309020	$150	2024-03-01	Buy
Sigma-Aldrich	P0309020	Pefloxacin impurity B European Pharmacopoeia (EP) Reference Standard	10 mg	$127	2026-04-30	Buy

Properties

Melting point :257-260 °C(Solv: N,N-dimethylformamide (68-12-2))
Boiling point :558.9±50.0 °C(Predicted)
Density :1.344±0.06 g/cm3(Predicted)
storage temp. :2-8°C
pka :0.10±0.20(Predicted)
Major Application :pharmaceutical (small molecule)

Safety Information

Symbol(GHS):

Signal word:

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	Pictogram	P-Codes

Precautionary statements:

Description

6-Chloro-1-ethyl-1,4-dihydro-7-(4-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic Acid is used in the preparation of therapeutic diphosphonates.

Suppliers and manufacturers

TargetMol Chemicals Inc.

$56.00
6-chloro-1-ethyl-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid CAS:70458-73-0

BOC Sciences XinYao(Shenzhen) Biological Technology Co., Ltd. PI & PI BIOTECH INC. Shanghai Botuo Biotechnology Co., LTD Nanjing Shizhou Biology Technology Co.,Ltd Nanjing Shizhou Biology Technology Co.,Ltd Zhuhai Anzhe Biotechnology Co,Ltd. Foshan Treasure Biotechnology Co., Ltd Guangzhou Austine Biotechnology Co., LTD

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