Description

3-Quinolinecarboxylic Acid, 1-Cyclopropyl-7-(4-Ethyl-1-Piperazinyl)-6-Fluoro-1,4-Dihydro-4-Oxo-, 2-[(1-Methylpropyl)Amino]-2-Oxoethyl Ester is a high-purity, complex organic compound designed for advanced pharmaceutical research and development. This molecule is a key synthetic intermediate, valued for its specific structural features that are critical in the design of novel active pharmaceutical ingredients (APIs). It is primarily utilized by pharmaceutical manufacturers and contract research organizations (CROs) engaged in the synthesis of next-generation therapeutic agents.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the multi-step synthesis of novel antibiotic and antibacterial agents.
• Active Pharmaceutical Ingredient (API) Research: Used in R&D for developing new fluoroquinolone-class pharmaceuticals targeting resistant bacterial strains.
• Process Chemistry Development: Employed in scaling up and optimizing synthetic routes for commercial API production.
• Chemical Reference Standard: Acts as a high-purity standard for analytical method development, validation, and quality control in pharmaceutical labs.
• Medicinal Chemistry: Provides a scaffold for structure-activity relationship (SAR) studies to explore new biological activities.

Basic Information

Product Name	3-Quinolinecarboxylic Acid, 1-Cyclopropyl-7-(4-Ethyl-1-Piperazinyl)-6-Fluoro-1,4-Dihydro-4-Oxo-, 2-[(1-Methylpropyl)Amino]-2-Oxoethyl Ester
CAS No.	1241993-61-2
Molecular Formula	C24H31FN4O5
Molecular Weight	474.53 g/mol
Synonyms	1-Cyclopropyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 2-[(sec-butyl)amino]-2-oxoethyl ester; 2-[(sec-Butylamino)-2-oxoethyl] 1-cyclopropyl-6-fluoro-7-(4-ethyl-1-piperazinyl)-4-oxo-1,4-dihydro-3-quinolinecarboxylate; GSK-2140944 Ester Derivative; (2-{[(1-Methylpropyl)amino]carbonyl}oxy)ethyl 1-cyclopropyl-6-fluoro-7-(4-ethylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate
EINECS	Contact for details

Quality Control

Our 3-Quinolinecarboxylic Acid derivative is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and MS for structural confirmation, and stringent control of residual solvents and impurities. Certificates of Analysis (COA) detailing all specifications and test results are provided to ensure traceability and compliance with your research or cGMP-grade requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Water Content (KF)	≤ 0.5%
Heavy Metals	≤ 20 ppm

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