Description

Triethyl A-Phosphonomethanesulfonate is a high-purity organophosphorus compound with a unique sulfonate ester functionality. This chemical serves as a versatile and critical building block in advanced organic synthesis, particularly for introducing phosphonate and sulfonate groups into target molecules. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, including potential antiviral and enzyme inhibitor compounds.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, plant growth regulators, and pesticides with modified activity profiles.
• Ligand and Catalyst Preparation: Serves as a starting material for creating specialized phosphonate-based ligands for metal catalysis and coordination chemistry.
• Material Science Research: Employed in the development of flame retardants, polymer modifiers, and specialty surfactants due to its dual functional groups.
• Chemical Biology Probes: Utilized in the design and synthesis of activity-based probes and molecular tools for studying biological processes.
• Process Chemistry & Scale-up: A reliable intermediate for kilo-lab and pilot plant scale production of complex organic molecules.

Basic Information

Product Name	Triethyl A-Phosphonomethanesulfonate
CAS No.	73300-75-1
Molecular Formula	C7H17O6PS
Molecular Weight	260.24 g/mol
Synonyms	Triethyl Phosphonomethanesulfonate; (Triethoxyphosphinyl)methanesulfonic Acid; Diethyl (Ethoxysulfonylmethyl)phosphonate; Phosphonomethanesulfonic Acid Triethyl Ester; A-Phosphonomethanesulfonic Acid Triethyl Ester; (Methanesulfonylmethyl)phosphonic Acid Triethyl Ester; P,P-Diethyl P-Ethoxy Methanesulfonylmethylphosphonate
EINECS	Contact for details

Quality Control

Every batch of Triethyl A-Phosphonomethanesulfonate is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high-purity requirements for research and industrial synthesis. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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