Description

4H-Indene-2-Carboxaldehyde (9Ci) CAS NO 724765-41-7 is a specialized aromatic aldehyde building block of significant interest in advanced organic synthesis. Its unique indene-fused structure makes it a valuable precursor for constructing complex molecular architectures. This compound is primarily utilized by researchers and process chemists in the pharmaceutical and agrochemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and inflammatory pathways.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its aromatic core for bioactivity.
• Material Science: Acts as a monomer or precursor for functional polymers, dyes, and organic electronic materials due to its conjugated system.
• Academic & R&D: Employed in methodological studies and as a building block for novel heterocyclic compounds in university and institutional laboratories.
• Fine Chemical Synthesis: Utilized in the multi-step synthesis of complex fragrance and flavor molecules.

Basic Information

Product Name	4H-Indene-2-Carboxaldehyde (9Ci)
CAS No.	724765-41-7
Molecular Formula	C10H8O
Molecular Weight	144.17 g/mol
Synonyms	4H-Indene-2-carbaldehyde; 2-Formyl-4H-indene; 4H-Indene-2-carboxaldehyde; 4H-Indene-2-aldehyde; 2-Aldehyde-4H-indene; 4H-Indene-2-carbonal; (9CI) 4H-Indene-2-carboxaldehyde; 724765-41-7
EINECS	Contact for details

Quality Control

Our 4H-Indene-2-Carboxaldehyde is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and FTIR, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We adhere to cGMP principles for pharmaceutical-grade intermediates to support our clients' regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 15-25°C. This material is easily oxidized and light-sensitive. Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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