Description

1-Cyclopropyl-6-Fluoro-7-(3-Methyl-1-Piperazinyl)-1,4-Dihydro-4-Oxo-3-Quinolinecarboxylic Acid is a high-purity pharmaceutical intermediate of significant commercial importance. This compound serves as a critical precursor in the synthesis of advanced fluoroquinolone antibiotics, valued for its precise chemical structure. It is essential for manufacturers and R&D facilities in the pharmaceutical and fine chemical sectors requiring reliable, high-quality building blocks for active pharmaceutical ingredient (API) production.

Application

• Pharmaceutical Intermediate: Primary building block for the synthesis of fluoroquinolone antibiotic APIs.
• Antibiotic Research & Development: Key starting material in the discovery and development of novel antibacterial agents.
• Fine Chemical Synthesis: Used in multi-step organic synthesis for creating complex, high-value molecules.
• Contract Manufacturing (CMO): Supplied to contract manufacturing organizations for GMP-grade API production.
• Reference Standard: Serves as a certified reference standard for quality control and analytical method development.
• Academic & Industrial Research: Utilized in biochemical and pharmacological studies exploring structure-activity relationships.

Basic Information

Product Name	1-Cyclopropyl-6-Fluoro-7-(3-Methyl-1-Piperazinyl)-1,4-Dihydro-4-Oxo-3-Quinolinecarboxylic Acid
CAS No.	93107-32-5
Molecular Formula	C18H20FN3O3
Molecular Weight	345.37 g/mol
Synonyms	1-Cyclopropyl-6-fluoro-7-(3-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid; 1-Cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-(3-methyl-1-piperazinyl)-3-quinolinecarboxylic acid; 7-(3-Methylpiperazin-1-yl)-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid; Ciprofloxacin Intermediate; CPFX Intermediate; Quinolone Carboxylic Acid Derivative
EINECS	Contact for details

Quality Control

Our 1-Cyclopropyl-6-Fluoro-7-(3-Methyl-1-Piperazinyl)-1,4-Dihydro-4-Oxo-3-Quinolinecarboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for pharmaceutical intermediate applications. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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