Description

1,2,3,4-Cyclopentanetetracarboxylic Acid is a high-purity, multifunctional organic acid building block characterized by its four carboxylic acid groups on a cyclopentane ring. This unique polycarboxylic structure makes it a valuable intermediate for synthesizing complex molecules, polymers, and specialty chemicals. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for applications requiring precise molecular architecture.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex drug candidates.
• Polymer & Resin Synthesis: Used as a polyfunctional monomer or cross-linking agent to produce high-performance polyesters, polyamides, and epoxy resins.
• Agrochemicals: Acts as a building block for creating novel herbicides, fungicides, and plant growth regulators.
• Chelating Agent Precursor: Its structure is ideal for developing new metal-chelating compounds used in water treatment and catalysis.
• Organic Synthesis & Research: A versatile starting material in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Specialty Chemicals: Employed in the production of corrosion inhibitors, scale inhibitors, and other performance chemicals.

Basic Information

Item	Detail
Product Name	1,2,3,4-Cyclopentanetetracarboxylic Acid
CAS No.	3724-52-5
Molecular Formula	C9H8O8
Molecular Weight	244.15 g/mol
Synonyms	Cyclopentane-1,2,3,4-tetracarboxylic Acid; 1,2,3,4-Cyclopentanetetracarboxylic Acid; Cyclopentanetetracarboxylic Acid; 1,2,3,4-Tetracarboxycyclopentane; CPTC Acid; 1,2,3,4-CPTC; 1,2,3,4-Cyclopentanetetracarboxylic-1,2:3,4-dianhydride precursor
EINECS	223-074-6

Quality Control

Our 1,2,3,4-Cyclopentanetetracarboxylic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and consistency.

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 and clumping.

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.