Description

Cyclobutane-1,1,3,3-Tetracarboxylic Acid is a high-purity, multifunctional organic building block characterized by its unique cyclobutane ring and four carboxylic acid groups. This molecular architecture makes it a valuable precursor for synthesizing complex molecules, particularly in advanced material science and pharmaceutical research. It is essential for chemists and R&D teams in the fine chemical, agrochemical, and polymer industries seeking to develop novel compounds with specific structural and functional properties.

Application

• Pharmaceutical Intermediate: Serves as a key building block for the synthesis of complex drug candidates and active pharmaceutical ingredients (APIs).
• Polymer & Material Science: Used as a cross-linking agent or monomer to create high-performance polymers, resins, and specialty coatings with enhanced thermal or mechanical properties.
• Ligand & Chelating Agent Synthesis: Its multiple carboxylate groups make it a versatile starting material for creating polydentate ligands used in catalysis and metal-organic frameworks (MOFs).
• Agrochemical Research: Employed in the development of novel herbicides, fungicides, and plant growth regulators.
• Academic & Industrial R&D: A critical reagent for methodological studies in organic synthesis and the exploration of new chemical entities.

Basic Information

Product Name	Cyclobutane-1,1,3,3-Tetracarboxylic Acid
CAS No.	7371-69-9
Molecular Formula	C8H8O8
Molecular Weight	232.15 g/mol
Synonyms	1,1,3,3-Cyclobutanetetracarboxylic Acid; Cyclobutane-1,1,3,3-tetracarboxylic acid; CBTC; Tetrahydroxycyclobutane-1,1,3,3-tetracarboxylic Acid (tautomer); 1,1,3,3-Tetracarboxycyclobutane; Cyclobutane-1,1,3,3-tetraformic acid
EINECS	Contact for details

Quality Control

Our Cyclobutane-1,1,3,3-Tetracarboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay (by HPLC or titration), residual solvents, and related substances is provided with each shipment to guarantee it meets 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 a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. 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
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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