Description

3-Quinolinecarboxylic Acid, 7-Chloro-1-Cyclopropyl-6-Fluoro-1,4-Dihydro-4-Oxo-, Anhydride With Boric Acid (H3Bo3), Anhydride With Acetic Acid (1:1:2) is a high-purity, complex organic intermediate of significant importance in advanced pharmaceutical synthesis. This compound is valued for its role as a key building block in the development of active pharmaceutical ingredients (APIs), particularly within the fluoroquinolone antibiotic class. It is primarily sought by research institutions and manufacturers in the pharmaceutical and fine chemical sectors for the production of novel therapeutic agents.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of advanced fluoroquinolone antibiotics.
• API (Active Pharmaceutical Ingredient) Development: Serves as a key building block for constructing the core quinoline scaffold in new drug candidates.
• Chemical Research & Development: Used in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Fine Chemical Synthesis: Employed in the production of complex, high-value specialty chemicals for various applications.
• Process Chemistry: Utilized in scale-up and optimization studies for the commercial manufacturing of pharmaceutical compounds.

Basic Information

Product Name	3-Quinolinecarboxylic Acid, 7-Chloro-1-Cyclopropyl-6-Fluoro-1,4-Dihydro-4-Oxo-, Anhydride With Boric Acid (H3Bo3), Anhydride With Acetic Acid (1:1:2)
CAS No.	119489-54-2
Molecular Formula	C15H12BClFNO6
Molecular Weight	367.52 g/mol
Synonyms	7-Chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid, Boric Acid Anhydride, Acetic Acid Anhydride (1:1:2); 7-Chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid Compound with Boric Acid and Acetic Acid (1:1:2); Gatifloxacin Related Compound; Gatifloxacin Boron Complex Intermediate; Fluoroquinolone Intermediate B; (1-Cyclopropyl-6-fluoro-7-chloro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid) - Boric Acid - Acetic Acid (1:1:2) Complex
EINECS	Contact for details

Quality Control

Our 3-Quinolinecarboxylic Acid derivative is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for pharmaceutical intermediate applications. Certificates of Analysis (COA) detailing batch-specific results are provided to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

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%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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