Description

Butane-1,4-Disulfonic Acid Hydrate is a versatile organic sulfonic acid derivative, serving as a valuable building block and catalyst in advanced chemical synthesis. Its bifunctional disulfonic acid structure offers unique reactivity for introducing sulfonate groups and facilitating acid-catalyzed reactions under mild conditions. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel intermediates and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring sulfonate ester or sulfonamide functionalities.
• Polymerization Catalyst & Monomer: Acts as an acid catalyst in condensation polymerizations and can be incorporated as a monomer to produce ion-exchange resins or sulfonated polymers.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and plant growth regulators where the disulfonic acid group enhances solubility or biological activity.
• Crosslinking Agent: Employed in the production of crosslinked polymeric networks for coatings, adhesives, and hydrogels.
• Organic Synthesis Reagent: A versatile reagent for sulfonation reactions, protecting group chemistry, and as a strong organic acid catalyst in various transformations.
• Dye & Pigment Manufacturing: Intermediate in the synthesis of sulfonated dyes and pigments to improve water solubility and fiber affinity.
• Electrolyte Additive: Investigated for use in battery electrolytes and fuel cell membranes due to its ionic properties.
• Laboratory Research: A valuable tool for chemical research in academia and R&D departments for developing new synthetic methodologies.

Basic Information

Product Name	Butane-1,4-Disulfonic Acid Hydrate
CAS No.	1588441-14-8
Molecular Formula	C₄H₁₀O₇S₂ (Anhydrous basis)
Molecular Weight	234.25 g/mol (Anhydrous)
Synonyms	1,4-Butanedisulfonic Acid Hydrate; Butane-1,4-disulphonic Acid Hydrate; 1,4-Butyl Disulfonate Hydrate; Tetramethylene Disulfonic Acid Hydrate; Butane Disulfonic Acid; 1,4-Disulfobutanoic Acid Hydrate; BDS Acid Hydrate; Butanedisulfonate
EINECS	Contact for details

Quality Control

Our Butane-1,4-Disulfonic Acid Hydrate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity, consistent composition, and reliable performance. Certificates of Analysis (COA) documenting identity, purity (by titration or HPLC), and impurity profiles are available upon request. We adhere to cGMP principles where applicable to support our customers in regulated industries.

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 a strong acid/organic solvent. Keep the container tightly sealed to prevent absorption of atmospheric moisture and contamination. Store 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 (Titration)	≥ 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.