Description

3-Oxocyclobutane-1,1-Dicarboxylic Acid is a high-purity, versatile cyclobutane derivative serving as a critical building block in advanced organic synthesis. Its unique strained-ring structure with two carboxylic acid groups and a ketone functionality makes it a valuable precursor for constructing complex molecular architectures. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and materials science industries, where it is used to develop novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key synthon for the development of novel small-molecule drugs, particularly those targeting central nervous system (CNS) disorders and metabolic diseases.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides and fungicides with novel modes of action.
• Ligand and Catalyst Development: Serves as a precursor for chelating ligands in asymmetric catalysis and metal-organic frameworks (MOFs).
• Polymer Chemistry: A monomer for synthesizing specialty polyesters and polyamides with unique thermal and mechanical properties.
• Chemical Research: A valuable reagent in academic and industrial R&D for studying ring-strain reactions and developing new synthetic methodologies.
• Fine Chemical Production: Intermediate in the multi-step synthesis of complex flavors, fragrances, and dyes.

Basic Information

Product Name	3-Oxocyclobutane-1,1-Dicarboxylic Acid
CAS No.	129314-76-7
Molecular Formula	C6H6O5
Molecular Weight	158.11 g/mol
Synonyms	1,1-Cyclobutanedicarboxylic Acid, 3-Oxo-; 3-Oxo-1,1-cyclobutanedicarboxylic Acid; 3-Oxocyclobutane-1,1-dicarboxylic Acid; 3-Oxocyclobutane-1,1-dicarboxylate; 1,1-Bis(carboxy)cyclobutan-3-one; Cyclobutan-3-one-1,1-dicarboxylic Acid
EINECS	Contact for details

Quality Control

Our 3-Oxocyclobutane-1,1-Dicarboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each 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, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to prevent degradation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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