Description

3-Quinolinecarboxylic Acid, 1-Cyclopropyl-6-Fluoro-1,4-Dihydro-8-Methoxy-7-(2-Methyl-1-Piperazinyl)-4-Oxo-, Potassium Salt (1:1) is a high-purity pharmaceutical intermediate and active pharmaceutical ingredient (API) with significant commercial and research value. This compound is a potassium salt derivative of a fluoroquinolone antibiotic precursor, offering enhanced solubility and stability for advanced formulation development. It is essential for pharmaceutical manufacturers and R&D organizations focused on developing next-generation antibacterial agents, particularly within the quinolone and fluoroquinolone therapeutic classes.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of novel fluoroquinolone antibiotics.
• Active Pharmaceutical Ingredient (API) Development: Used in the research and production of potent antibacterial drugs targeting a broad spectrum of pathogens.
• Chemical Synthesis & Process Research: Serves as a key starting material or intermediate for medicinal chemists exploring new antibacterial compounds.
• Reference Standard: Employed as a high-purity standard in analytical laboratories for quality control (QC) and method development (HPLC, LC-MS).
• Academic & Contract Research: Utilized in university and CRO settings for pharmacological studies, mechanism of action research, and structure-activity relationship (SAR) analysis.
• Formulation Studies: Its salt form makes it suitable for solubility enhancement studies and the development of various drug delivery systems.

Basic Information

Product Name	3-Quinolinecarboxylic Acid, 1-Cyclopropyl-6-Fluoro-1,4-Dihydro-8-Methoxy-7-(2-Methyl-1-Piperazinyl)-4-Oxo-, Potassium Salt (1:1)
CAS No.	1219097-40-1
Molecular Formula	C19H22FK1N3O4
Molecular Weight	414.50 g/mol
Synonyms	1-Cyclopropyl-6-fluoro-8-methoxy-7-(2-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid potassium salt; Potassium 1-cyclopropyl-6-fluoro-8-methoxy-7-(2-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate; Garenoxacin Potassium Salt; BMS-284756 Potassium Salt; T-3811ME Potassium Salt; (1:1) Potassium salt of 1-cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(2-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid
EINECS	Contact for details

Quality Control

Our 3-Quinolinecarboxylic Acid, 1-Cyclopropyl-6-Fluoro-1,4-Dihydro-8-Methoxy-7-(2-Methyl-1-Piperazinyl)-4-Oxo-, Potassium Salt (1:1) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for pharmaceutical R&D and manufacturing. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided and can be tailored to meet specific customer or regulatory requirements (e.g., ICH guidelines).

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed and away from moisture and direct light exposure to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Assay (HPLC)	≥98.0%
Water Content (KF)	≤2.0%
Residue on Ignition	≤0.5%
Heavy Metals	≤20 ppm
Related Substances (HPLC)	Total impurities ≤2.0%; Any single impurity ≤1.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.