Description

1,2-Bis(Methyltriphenylphosphonium)Phenyl Dichloride is a specialized organophosphonium salt with significant utility as a key intermediate in advanced organic synthesis. Its primary value lies in its role as a versatile reagent for the formation of ylides and as a precursor in the synthesis of complex molecules, including pharmaceuticals and advanced materials. This compound is essential for R&D chemists and process development scientists working in pharmaceutical, agrochemical, and specialty chemical manufacturing.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for complex molecular scaffolds.
• Wittig Reaction Reagent: Serves as a precursor for generating stabilized ylides used in the formation of alkenes, a fundamental reaction in fine chemical synthesis.
• Agrochemical Synthesis: Employed in the development and production of advanced crop protection agents and pesticides.
• Material Science Research: Used in the creation of novel ionic liquids, polymers, and functional materials with specific electronic or catalytic properties.
• Catalyst Ligand Precursor: Can be utilized to develop phosphine-based ligands for transition metal catalysis.
• Academic & Industrial R&D: A valuable tool for method development and exploratory chemistry in university and corporate research laboratories.

Basic Information

Product Name	1,2-Bis(Methyltriphenylphosphonium)Phenyl Dichloride
CAS No.	47861-42-7
Molecular Formula	C44H38Cl2P2
Molecular Weight	699.62 g/mol
Synonyms	1,2-Bis(methyltriphenylphosphonium)benzene dichloride; Benzene-1,2-diylbis(methyltriphenylphosphonium) dichloride; o-Xylene-bis(triphenylphosphonium) dichloride; 1,2-Bis(methyltriphenylphosphoranyl)benzene dichloride; o-Bis(methyltriphenylphosphonium)benzene dichloride; (1,2-Phenylene)bis(methyltriphenylphosphonium) dichloride; 47861-42-7; Methyltriphenylphosphonium o-xylylene dichloride
EINECS	Contact for details

Quality Control

Our production of 1,2-Bis(Methyltriphenylphosphonium)Phenyl Dichloride adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability for your critical syntheses. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment, supporting compliance with cGMP and ISO 9001 standards where applicable.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic nature, store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place. Recommended storage temperature is 2-8°C for long-term stability. Keep the container tightly sealed in a desiccator to minimize exposure to moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%
Solubility	Soluble in polar organic solvents (e.g., DMF, DMSO)

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