Description

Dimethyl 3-Methylcyclopropane-1,2-Dicarboxylate is a high-purity diester compound valued for its role as a versatile synthetic intermediate and building block in advanced organic synthesis. Its constrained cyclopropane ring structure imparts unique steric and electronic properties, enabling the construction of complex molecular architectures. This chemical is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly those containing strained ring systems.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Organic Synthesis Reagent: Serves as a precursor for cyclopropane-containing compounds, ligands, and chiral auxiliaries in academic and industrial R&D.
• Material Science: Intermediate in the development of specialty polymers, liquid crystals, and organic electronic materials.
• Flavor & Fragrance Industry: Potential precursor for synthesizing specific ester-based aroma compounds.

Basic Information

Product Name	Dimethyl 3-Methylcyclopropane-1,2-Dicarboxylate
CAS No.	705-37-3
Molecular Formula	C8H12O4
Molecular Weight	172.18 g/mol
Synonyms	Dimethyl 3-Methyl-1,2-cyclopropanedicarboxylate; 3-Methylcyclopropane-1,2-dicarboxylic Acid Dimethyl Ester; 1,2-Cyclopropanedicarboxylic Acid, 3-Methyl-, Dimethyl Ester; Methyl 3-Methylcyclopropane-1,2-dicarboxylate; Dimethyl Methylcyclopropanedicarboxylate
EINECS	Contact for details

Quality Control

Our Dimethyl 3-Methylcyclopropane-1,2-Dicarboxylate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC, GC) and spectroscopy (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.