Description

n-(Triphenylphosphoranylidene)-p-Toluidine CAS NO 2327-67-5 is a specialized Wittig reagent, a key organophosphorus compound widely used in synthetic organic chemistry. Its primary value lies in its ability to facilitate the stereoselective synthesis of alkenes from carbonyl compounds, a critical transformation for constructing complex molecular frameworks. This reagent is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors, where precise carbon-carbon double bond formation is required.

Application

• Pharmaceutical Intermediate Synthesis: Crucial for constructing olefinic bonds in active pharmaceutical ingredients (APIs) and complex drug candidates.
• Agrochemical Production: Used in the synthesis of specific insecticide and herbicide intermediates requiring defined alkene geometry.
• Advanced Material Development: Employed in the creation of organic semiconductors, liquid crystals, and polymers with tailored optical or electronic properties.
• Academic & Industrial R&D: A fundamental tool in organic synthesis laboratories for method development and the construction of natural products.
• Fine Chemical Manufacturing: Applied in the production of specialty chemicals, flavors, and fragrances where specific alkene isomers are needed.

Basic Information

Product Name	n-(Triphenylphosphoranylidene)-p-Toluidine
CAS No.	2327-67-5
Molecular Formula	C25H22NP
Molecular Weight	367.42 g/mol
Synonyms	p-Toluidine, N-(triphenylphosphoranylidene)-; N-(Triphenylphosphoranylidene)-4-methylaniline; 4-Methyl-N-(triphenyl-λ5-phosphanylidene)aniline; (4-Methylphenyl)imino-triphenyl-λ5-phosphane; Wittig reagent of p-toluidine; N-(Triphenylphosphanylidene)-p-toluidine
EINECS	219-044-6

Quality Control

Our n-(Triphenylphosphoranylidene)-p-Toluidine is manufactured under strict quality protocols to ensure batch-to-batch consistency and high reactivity. Each lot is characterized by NMR, HPLC, and elemental analysis to confirm identity and purity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Due to its sensitivity to oxidation, it is recommended to store the material under an inert atmosphere (argon or nitrogen) in a cool, dry place. Recommended storage temperature is 2-8°C for long-term stability. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.