Description

Benzo[4,5]Furo[3,2-B]Quinoline-11-Carboxylic Acid is a high-purity, complex heterocyclic carboxylic acid building block of significant interest in advanced organic synthesis. This compound matters for its role as a critical precursor in the development of novel pharmaceuticals and functional materials, where its unique fused-ring structure imparts specific electronic and binding properties. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating new active compounds and specialty chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new drug candidates, particularly for therapeutic areas requiring complex polycyclic frameworks.
• Agrochemical Synthesis: Used in the creation of advanced active ingredients for crop protection products, leveraging its structural complexity for targeted biological activity.
• Material Science Research: Acts as a building block for organic electronic materials, such as organic light-emitting diodes (OLEDs) or semiconductors, due to its potential charge-transport properties.
• Dye and Pigment Precursor: Employed in the synthesis of specialized dyes and pigments where the benzoquinoline core contributes to color fastness and specific light absorption characteristics.
• Ligand Synthesis for Catalysis: Utilized to develop novel chelating ligands for metal catalysts used in asymmetric synthesis and other advanced chemical transformations.
• Academic and R&D Laboratories: A valuable reagent for methodological studies and exploring new chemical reactions involving fused heterocyclic systems.

Basic Information

Product Name	Benzo[4,5]Furo[3,2-B]Quinoline-11-Carboxylic Acid
CAS No.	123301-39-3
Molecular Formula	C₁₈H₉NO₃
Molecular Weight	287.27 g/mol
Synonyms	11-Carboxybenzo[4,5]furo[3,2-b]quinoline; Benzo[4,5]furo[3,2-b]quinoline-11-carboxylic acid; 11H-Benzo[4,5]furo[3,2-b]quinoline-11-carboxylic acid; BFQ-11-COOH; 3-Oxa-6-aza-indeno[5,6-b]fluorene-11-carboxylic acid
EINECS	Contact for details

Quality Control

Our Benzo[4,5]Furo[3,2-B]Quinoline-11-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development applications. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance protocols.

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). Keep away from incompatible materials such as strong oxidizing agents, strong bases, and strong acids. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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