Description

1,2-Cyclopropanedicarbonyl Dichloride, 1-Methyl- (9Ci) is a highly reactive and versatile cyclopropane derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its ability to introduce the strained, three-membered cyclopropane ring and reactive acid chloride functionalities into target molecules, enabling the construction of complex chemical architectures. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing novel drug candidates, especially those containing cyclopropane motifs known for metabolic stability and conformational restriction.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where the cyclopropane ring can enhance biological activity and environmental profile.
• Material Science Monomer: Serves as a precursor for specialized polymers and coatings, contributing unique mechanical and chemical properties.
• Organic Synthesis Reagent: Employed in academic and industrial R&D for cyclopropanation reactions and the synthesis of complex carboxylic acid derivatives.
• Ligand and Catalyst Preparation: Useful for creating chiral auxiliaries or metal-organic frameworks (MOFs) with specific catalytic properties.

Basic Information

Product Name	1,2-Cyclopropanedicarbonyl Dichloride, 1-Methyl- (9Ci)
CAS No.	19130-51-9
Molecular Formula	C7H6Cl2O2
Molecular Weight	193.03 g/mol
Synonyms	1-Methylcyclopropane-1,2-dicarbonyl dichloride; 1-Methyl-1,2-cyclopropanedicarboxylic acid dichloride; 1-Methylcyclopropane-1,2-dicarboxylic acid dichloride; 1-Methyl-1,2-cyclopropanedicarbonyl chloride; 1-Methyl-1,2-cyclopropanedicarboxylic dichloride; 1-Methyl-1,2-cyclopropanedicarboxylic acid chloride; 1-Methylcyclopropane-1,2-dicarbonyl chloride
EINECS	Contact for details

Quality Control

Our production of 1,2-Cyclopropanedicarbonyl Dichloride, 1-Methyl- (9Ci) adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure consistency and meet the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to guarantee traceability and support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and reacts with water; ensure containers are sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to maintain purity and prevent hydrolysis. Keep away from strong bases, alcohols, and amines.

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.