Description

Tetrahydro-2,5-Dioxofuran-3-Sulphonic Acid is a versatile and highly reactive sulfonic acid derivative of a tetrahydrofuran dione, serving as a critical building block and intermediate in advanced organic synthesis. Its unique structure, featuring both a reactive cyclic anhydride moiety and a sulfonic acid group, makes it invaluable for introducing sulfonate functionality and creating complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries, where it is used to develop active ingredients, functional monomers, and high-performance materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for drugs targeting metabolic and inflammatory pathways.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators, contributing to enhanced efficacy and environmental profiles.
• Polymer & Material Science: Acts as a functional monomer or cross-linking agent for creating specialty polymers, ion-exchange resins, and coatings with tailored properties like hydrophilicity or ionic conductivity.
• Chemical Research & Development: Employed as a versatile reagent in organic synthesis for constructing heterocyclic compounds and introducing sulfonate groups to modify solubility and reactivity.
• Dye & Pigment Manufacturing: Serves as an intermediate in the synthesis of sulfonated dyes and pigments, improving their water solubility and fiber affinity.
• Catalyst & Ligand Preparation: Useful for synthesizing novel sulfonated ligands and organocatalysts used in asymmetric synthesis and green chemistry applications.

Basic Information

Product Name	Tetrahydro-2,5-Dioxofuran-3-Sulphonic Acid
CAS No.	68213-74-1
Molecular Formula	C4H4O6S
Molecular Weight	180.14 g/mol
Synonyms	3-Sulfotetrahydro-2,5-furandione; 2,5-Dioxotetrahydrofuran-3-sulfonic Acid; 3-Sulfosuccinic Anhydride; Tetrahydro-2,5-dioxo-3-furansulfonic Acid; 3-Sulfonyl-2,5-furandione; Succinic Sulfonic Anhydride; 3-Carboxysulfolane-2,5-dione; 68213-74-1 (CAS Index Name)
EINECS	Contact for details

Quality Control

Our Tetrahydro-2,5-Dioxofuran-3-Sulphonic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. Key parameters such as identity, assay, and impurity profiles are verified. A comprehensive Certificate of Analysis (COA) documenting these results is provided with every shipment to ensure traceability and compliance with your internal quality protocols.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent degradation from atmospheric moisture. 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%
Water Content (KF)	≤ 2.0%
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.