Description

[(Triphenylphosphoranylidene)Methyl]Phosphonic Acid Dimethyl Ester is a specialized organophosphorus compound that serves as a versatile reagent in advanced organic synthesis. Its core value lies in its role as a key intermediate for constructing complex molecular architectures, particularly in the development of pharmaceuticals and agrochemicals. This product is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries who require high-purity building blocks for complex synthesis.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds containing phosphonate or phosphonium functionalities.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, pesticides, and plant growth regulators.
• Wittig-Horner Reagent: Functions as a stabilized ylide reagent for olefination reactions, enabling the synthesis of alkenes with high stereoselectivity in fine chemical production.
• Ligand Precursor: Serves as a starting material for the synthesis of specialized phosphine-based ligands used in catalysis.
• Material Science Research: Employed in the development of novel organic materials, including polymers and liquid crystals.
• Process Chemistry: Utilized in scale-up and optimization of synthetic routes in industrial R&D settings.

Basic Information

Item	Detail
Product Name	[(Triphenylphosphoranylidene)Methyl]Phosphonic Acid Dimethyl Ester
CAS No.	34204-53-0
Molecular Formula	C22H24O3P2
Molecular Weight	398.37 g/mol
Synonyms	(Triphenylphosphoranylidene)methylphosphonic acid dimethyl ester; Dimethyl [(triphenylphosphoranylidene)methyl]phosphonate; (Carbethoxymethylene)triphenylphosphorane analog (phosphonate); Horner-Wadsworth-Emmons reagent; HWE reagent; Phosphonate ylide; Methyl dimethylphosphonoacetate ylide; (Methoxycarbonylmethyl)triphenylphosphorane phosphonate analog
EINECS	Contact for details

Quality Control

Every batch of [(Triphenylphosphoranylidene)Methyl]Phosphonic Acid Dimethyl Ester is manufactured under strict quality management systems. Our products undergo rigorous quality testing, including chromatographic purity analysis and spectroscopic identification, to ensure consistency and compliance with customer specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and other critical parameters is provided with each shipment to guarantee traceability and quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption, which may affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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