Description

Bicyclo[4.2.0]Octa-1,3,5-Triene-7-Carbonyl Chloride (7Ci,9Ci) is a highly reactive and versatile acid chloride derivative of a bicyclic diene, serving as a critical building block in advanced organic synthesis. Its unique strained structure and reactive carbonyl chloride group make it invaluable for constructing complex molecular architectures, particularly in pharmaceutical and agrochemical research. This compound is essential for chemists and manufacturers developing novel active ingredients, specialty polymers, and high-value fine chemicals where precise molecular control is paramount.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex drug candidates, especially those with bicyclic or polycyclic frameworks.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides requiring specific, high-activity molecular scaffolds.
• Polymer Chemistry: Serves as a functional monomer or cross-linking agent for creating specialty polymers with unique thermal or mechanical properties.
• Material Science Research: Employed in the development of advanced organic electronic materials and liquid crystals.
• Academic & R&D Laboratories: A valuable reagent for methodological studies in organic synthesis and catalysis.
• Fine Chemical Production: Intermediate for manufacturing dyes, pigments, and other performance chemicals.

Basic Information

Product Name	Bicyclo[4.2.0]Octa-1,3,5-Triene-7-Carbonyl Chloride (7Ci,9Ci)
CAS No.	1473-47-8
Molecular Formula	C9H7ClO
Molecular Weight	166.60 g/mol
Synonyms	7-Carbonylchloridebicyclo[4.2.0]octa-1,3,5-triene; Bicyclo[4.2.0]octa-1,3,5-triene-7-carbonyl chloride; 1,2,4,5-Cycloheptatetraene-7-carbonyl chloride; 7-Chlorocarbonylbicyclo[4.2.0]octa-1,3,5-triene; (7-Chloro-7-carbonyl)bicyclo[4.2.0]octa-1,3,5-triene
EINECS	Contact for details

Quality Control

Every batch of Bicyclo[4.2.0]Octa-1,3,5-Triene-7-Carbonyl Chloride undergoes rigorous analytical testing to ensure it meets the high-purity standards required for sensitive synthetic applications. Our quality assurance protocols are designed to guarantee batch-to-batch consistency, traceability, and reliability. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each shipment to support your quality management systems.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and hygroscopic nature, this material should be stored in a cool, dry, and well-ventilated place. For extended stability, storage under an inert atmosphere (e.g., nitrogen or argon) in a freezer (-20°C) is recommended. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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