Description

1-Cyclobutene-1,2-Dicarboxylic Acid is a specialized, high-purity organic compound featuring a strained cyclobutene ring fused with two carboxylic acid groups. This unique structure makes it a valuable and versatile building block in advanced organic synthesis and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists in the fine chemical, agrochemical, and pharmaceutical industries for creating novel molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex active pharmaceutical ingredients (APIs) and novel drug candidates.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Serves as a starting material for creating novel chelating ligands and organometallic catalysts.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for the development of specialty polymers with unique thermal or mechanical properties.
• Academic & Industrial Research: Employed in methodological studies and the exploration of new chemical reactions, particularly those involving strained ring systems.
• Material Science: Investigated for use in organic electronic materials and advanced coatings.

Basic Information

Product Name	1-Cyclobutene-1,2-Dicarboxylic Acid
CAS No.	16508-05-7
Molecular Formula	C6H6O4
Molecular Weight	142.11 g/mol
Synonyms	Cyclobut-1-ene-1,2-dicarboxylic acid; 1,2-Cyclobutenedicarboxylic acid; 1-Cyclobutene-1,2-dicarboxylic acid; 1,2-Dicarboxycyclobutene; Cyclobutene-1,2-dicarboxylic acid; 16508-05-7; 1-Cyclobutene-1,2-dicarboxylicacid
EINECS	Contact for details

Quality Control

Our 1-Cyclobutene-1,2-Dicarboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical quality parameters to support your regulatory and R&D documentation needs.

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). Keep away from heat, sparks, and open flame. The product is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent degradation.

Specification

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