Description

Cyclopropanecarboxylic Acid, 2-Methyl-, Propyl Ester (9Ci) is a specialized organic ester building block characterized by its unique cyclopropane ring structure. This compound matters as a versatile intermediate for synthesizing more complex molecules in advanced research and fine chemical manufacturing. It is needed by pharmaceutical R&D teams, agrochemical developers, and specialty chemical producers for applications in drug discovery, material science, and the creation of novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly those requiring a sterically constrained cyclopropane moiety.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where the cyclopropane group can enhance biological activity and stability.
• Flavor & Fragrance Ingredient: Acts as a precursor for synthesizing esters with unique olfactory properties for high-end fragrance compositions.
• Material Science Research: Employed as a monomer or cross-linking agent in the development of novel polymers with specific thermal or mechanical properties.
• Organic Synthesis Building Block: Provides a valuable starting material for academic and industrial chemists exploring new reaction pathways and creating complex molecular architectures.
• Liquid Crystal & Electronic Chemicals: Investigated for use in the synthesis of components for display materials and organic semiconductors.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, 2-Methyl-, Propyl Ester (9Ci)
CAS No.	473838-75-4
Molecular Formula	C8H14O2
Molecular Weight	142.20 g/mol
Synonyms	Propyl 2-Methylcyclopropanecarboxylate; 2-Methylcyclopropanecarboxylic Acid Propyl Ester; 2-Methylcyclopropanecarboxylic Acid, Propyl Ester; Propyl 2-Methyl-1-cyclopropanecarboxylate; 1-Cyclopropanecarboxylic acid, 2-methyl-, propyl ester; Methylcyclopropanecarboxylic acid propyl ester
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, 2-Methyl-, Propyl Ester (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment, ensuring full traceability and compliance with your research or production requirements.

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). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.425 - 1.435
Density (20°C)	0.95 - 0.98 g/mL

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