Description

Methyl 2-(Triphenylphosphoranyl)Propanoate is a specialized organophosphorus compound, widely recognized as a key Wittig reagent precursor. Its primary value lies in its ability to facilitate the synthesis of α,β-unsaturated esters, a crucial step in constructing complex organic molecules. This reagent is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors, where precise olefination reactions are required.

Application

• Pharmaceutical Intermediate Synthesis: A critical reagent for constructing olefin-containing drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Production: Used in the synthesis of specific insecticide and herbicide intermediates requiring defined alkene geometries.
• Fine Chemical Manufacturing: Enables the production of specialty chemicals, flavors, and fragrances through controlled Wittig olefination.
• Academic & Industrial R&D: Serves as a fundamental tool in organic synthesis laboratories for method development and complex molecule construction.
• Material Science Precursor: Employed in the synthesis of monomers and building blocks for functional polymers and advanced organic materials.

Basic Information

Product Name	Methyl 2-(Triphenylphosphoranyl)Propanoate
CAS No.	2689-62-5
Molecular Formula	C22H21O2P
Molecular Weight	348.37 g/mol
Synonyms	Methyl (Triphenylphosphoranylidene)acetate; Methyl 2-(Triphenylphosphonio)propanoate; Methyl (Triphenylphosphoranylidene)propanoate; Methyl 2-(Triphenyl-λ5-phosphanylidene)propanoate; Wittig Reagent Methyl Propionate Ylide; (Methoxycarbonylethylidene)triphenylphosphorane; Methyl (2-oxido-2-triphenyl-λ5-phosphanylidene)propanoate
EINECS	Contact for details

Quality Control

Our Methyl 2-(Triphenylphosphoranyl)Propanoate is manufactured under strict quality protocols to ensure batch-to-batch consistency and high reactivity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity and key analytical parameters. Our quality system is designed to meet the stringent requirements of GMP and ISO standards for advanced chemical intermediates.

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 should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to maintain optimal purity and reactivity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (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.