Description

Potassium Hydroxymethanesulphonate is an organosulfur compound with significant utility as a versatile intermediate and reagent in advanced chemical synthesis. Its value lies in its unique sulfonate functionality, which is crucial for introducing water-solubility, modifying reactivity, and serving as a building block for more complex molecules. This chemical is particularly needed by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for applications ranging from drug development to the creation of performance surfactants and additives.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), especially those requiring sulfonate groups for enhanced bioavailability or specific ionic characteristics.
• Agrochemical Synthesis: Used in the production of modern herbicides, fungicides, and plant growth regulators where the sulphonate moiety improves systemic activity or environmental profile.
• Specialty Surfactant Production: Serves as a precursor for anionic surfactants and emulsifiers with high stability and performance in demanding formulations.
• Chemical Research & Development: A valuable reagent in organic synthesis for introducing the hydroxymethanesulfonate (HMS) anion, used in various functionalization reactions.
• Polymer Modification: Employed to incorporate ionic groups into polymers, altering properties such as hydrophilicity, conductivity, or dye affinity.
• Electroplating & Surface Treatment: Can function as an additive in plating baths to improve finish quality, throwing power, and bath stability.

Basic Information

Product Name	Potassium Hydroxymethanesulphonate
CAS No.	51754-03-1
Molecular Formula	CH3KO4S
Molecular Weight	162.20 g/mol
Synonyms	Potassium Formaldehyde Sulfoxylate; Potassium Hydroxymethanesulfonate; Formaldehyde Sulfoxylate, Potassium Salt; Potassium Methanol Sulfonate; Potassium Methylol Sulfonate; HMS-K; Potassium Hydroxymethylsulfonate; Potassium Formaldehydesulfoxylate
EINECS	257-371-0

Quality Control

Our Potassium Hydroxymethanesulphonate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for purity, identity, and impurity profiles. We provide full traceability and Certificates of Analysis (COA) are available for all shipments. Our quality commitment supports applications requiring high consistency, including those under GMP and ISO guidelines.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture, which can affect product quality and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (Titration)	≥ 98.0 %
Water Content (KF)	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1 %
pH (5% Solution)	6.0 - 8.0

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