Description

2-Thiophenecarboxylic Acid, 5-(Dimethylphosphinyl)-, Methyl Ester is a high-purity, organophosphorus-substituted thiophene derivative. This specialty chemical serves as a critical advanced intermediate in the synthesis of complex molecules, offering unique reactivity for constructing sophisticated molecular architectures. It is primarily required by pharmaceutical R&D and agrochemical laboratories for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting specific enzyme inhibition.
• Agrochemical Research: Used in the development of next-generation herbicides, insecticides, and fungicides, leveraging its unique phosphorus-containing heterocyclic structure.
• Ligand Synthesis: Serves as a precursor for creating specialized ligands used in catalysis and material science applications.
• Organic Electronics: Potential monomer or intermediate in the research and development of conductive polymers and organic semiconductors.
• Chemical Biology Probes: Utilized in the design of molecular probes for studying biological processes and pathways.
• Custom Synthesis & Scale-up: Supplied to contract research and manufacturing organizations (CROs/CMOs) for custom synthesis projects from milligram to kilogram scale.

Basic Information

Product Name	2-Thiophenecarboxylic Acid, 5-(Dimethylphosphinyl)-, Methyl Ester
CAS No.	2639427-93-1
Molecular Formula	C9H13O3PS
Molecular Weight	232.23 g/mol
Synonyms	Methyl 5-(dimethylphosphoryl)thiophene-2-carboxylate; 5-(Dimethylphosphinyl)-2-thiophenecarboxylic Acid Methyl Ester; Methyl 5-(Dimethylphosphinyl)thiophene-2-carboxylate; Thiophene-2-carboxylic acid, 5-(dimethylphosphinyl)-, methyl ester; CAS 2639427-93-1
EINECS	Contact for details

Quality Control

Our production of 2-Thiophenecarboxylic Acid, 5-(Dimethylphosphinyl)-, Methyl Ester adheres to stringent in-process controls to ensure batch-to-batch consistency and high chemical purity. Each lot is fully characterized and undergoes rigorous quality testing. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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