Description

1,1-Cyclopropanedicarboxylic Acid Monoethyl Ester is a versatile and high-purity chemical intermediate characterized by its strained cyclopropane ring and functionalized ester group. This compound matters for its role as a critical building block in the synthesis of complex molecules, particularly in pharmaceutical research and development. It is primarily needed by manufacturers in the life sciences sector for creating active pharmaceutical ingredients (APIs), agrochemicals, and advanced materials.

Application

• Pharmaceutical Intermediate: A key synthon for constructing novel drug candidates, especially those requiring a rigid cyclopropane scaffold.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where the cyclopropane moiety enhances biological activity.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for cyclopropanation reactions and the synthesis of complex organic frameworks.
• Material Science Precursor: Serves as a monomer or modifier in the development of specialized polymers and fine chemicals.
• Chemical Research: Utilized in methodological studies and as a standard in analytical chemistry.

Basic Information

Product Name	1,1-Cyclopropanedicarboxylic Acid Monoethyl Ester
CAS No.	13279-88-4
Molecular Formula	C7H10O4
Molecular Weight	158.15 g/mol
Synonyms	Monoethyl 1,1-cyclopropanedicarboxylate; Ethyl 1-Carboxycyclopropanecarboxylate; 1-Carboxycyclopropanecarboxylic Acid Ethyl Ester; Cyclopropane-1,1-dicarboxylic Acid Monoethyl Ester; 1,1-Cyclopropanedicarboxylic Acid Ethyl Ester; Ethyl Hydrogen Cyclopropane-1,1-dicarboxylate; 13279-88-4; Monoethyl Cyclopropane-1,1-dicarboxylate
EINECS	Contact for details

Quality Control

Our 1,1-Cyclopropanedicarboxylic Acid Monoethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

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 strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (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.