Description

3,5,7-Cycloheptatriene-1,3-Dicarboxaldehyde (8Ci,9Ci) is a specialized organic compound with the CAS number 28172-94-3, characterized by its unique seven-membered ring structure and dual aldehyde functional groups. This structure makes it a valuable and versatile building block in advanced organic synthesis, particularly for constructing complex molecular architectures. It is primarily sought after by research and development chemists in the pharmaceutical and agrochemical sectors for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting complex biological pathways.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, leveraging its reactive aldehyde groups.
• Material Science Research: Serves as a monomer or cross-linking agent in the development of specialty polymers and advanced organic materials.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex heterocyclic compounds and natural product analogs.
• Ligand and Catalyst Development: Its structure is useful for creating novel chelating ligands for metal catalysis and coordination chemistry.
• Fine Chemical Production: Acts as an intermediate in the multi-step synthesis of high-value, low-volume specialty chemicals.

Basic Information

Product Name	3,5,7-Cycloheptatriene-1,3-Dicarboxaldehyde (8Ci,9Ci)
CAS No.	28172-94-3
Molecular Formula	C9H8O2
Molecular Weight	148.16 g/mol
Synonyms	1,3-Cycloheptatriene-1,3-dicarboxaldehyde; 1H-Cyclohepta-1,3,5-triene-1,3-dicarboxaldehyde; Tropone-1,3-dicarboxaldehyde; 1,3-Diformyl-1,3-cycloheptadiene; 3,5,7-Cycloheptatriene-1,3-dialdehyde; 1,3-Diformyltropone; Heptatriene-1,3-dicarboxaldehyde
EINECS	Contact for details

Quality Control

Our 3,5,7-Cycloheptatriene-1,3-Dicarboxaldehyde (8Ci,9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and process development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles 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 room temperature (15-25°C). This compound is easily oxidized and should be handled under an inert atmosphere for long-term stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	Contact for details
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.