Description

3-Ethylcyclobutane-1,1-Dicarboxylic Acid is a versatile cyclobutane-based dicarboxylic acid derivative, serving as a critical building block in advanced organic synthesis. Its unique sterically constrained structure makes it valuable for creating complex molecular architectures with specific spatial and electronic properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, particularly for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, especially those requiring rigid, three-dimensional scaffolds to modulate biological activity and selectivity.
• Agrochemical Synthesis: Used in the development of new-generation herbicides, fungicides, and plant growth regulators that benefit from its unique cyclobutane core.
• Ligand and Catalyst Development: Serves as a backbone for constructing chiral ligands and organocatalysts used in asymmetric synthesis.
• Polymer Chemistry: A monomer or cross-linking agent for producing specialty polyesters, polyamides, and other high-performance polymers with tailored thermal and mechanical properties.
• Material Science Research: Investigated for creating novel organic frameworks (MOFs/COFs) and advanced materials with specific pore structures and functionalities.
• Chemical Biology Probes: Utilized to build molecular probes and tools for studying enzyme mechanisms and protein interactions.

Basic Information

Product Name	3-Ethylcyclobutane-1,1-Dicarboxylic Acid
CAS No.	69647-59-2
Molecular Formula	C9H14O4
Molecular Weight	186.21 g/mol
Synonyms	1,1-Cyclobutanedicarboxylic Acid, 3-Ethyl-; 3-Ethyl-1,1-cyclobutanedicarboxylic Acid; 3-Ethylcyclobutane-1,1-dicarboxylic acid; 3-Ethyl-1,1-bis(hydroxycarbonyl)cyclobutane; NSC 339063
EINECS	Contact for details

Quality Control

Our 3-Ethylcyclobutane-1,1-Dicarboxylic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR for structural confirmation, and Karl Fischer titration for moisture content, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) documenting all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to maintain stability and purity. Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF Titration)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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