Description

n-Ethoxycarbonyl Ciprofloxacin is a key pharmaceutical intermediate, specifically a protected derivative of the broad-spectrum antibiotic ciprofloxacin. This compound is essential for enabling controlled synthetic modifications and enhancing the stability of the ciprofloxacin core during complex manufacturing processes. It is primarily required by pharmaceutical R&D laboratories and API (Active Pharmaceutical Ingredient) manufacturers for the development and production of advanced fluoroquinolone antibiotics and novel drug candidates.

Application

• Pharmaceutical Intermediate: Critical building block in the synthesis of ciprofloxacin and its structural analogs.
• API (Active Pharmaceutical Ingredient) Development: Used in research and process development for novel fluoroquinolone antibiotics.
• Chemical Synthesis: Serves as a protected precursor, allowing for selective reactions at other functional groups on the ciprofloxacin molecule.
• Process Chemistry: Employed in scale-up and optimization of manufacturing routes for quinolone-based drugs.
• Analytical Reference Standard: Used as a high-purity standard in quality control (QC) and analytical method development.

Basic Information

Product Name	n-Ethoxycarbonyl Ciprofloxacin
CAS No.	93594-29-7
Molecular Formula	C20H21FN3O5
Molecular Weight	402.40 g/mol
Synonyms	1-Cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic Acid Ethyl Ester; Ethyl 1-Cyclopropyl-6-fluoro-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylate; Ciprofloxacin Ethyl Ester; Ciprofloxacin Ethoxycarbonyl Derivative; 7-(1-Piperazinyl)-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid Ethyl Ester
EINECS	Contact for details

Quality Control

Our n-Ethoxycarbonyl Ciprofloxacin is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for pharmaceutical intermediate applications. A comprehensive Certificate of Analysis (COA) detailing all test results 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 (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed tightly after each use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.2%
Heavy Metals	≤ 20 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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