Description

n-(Triphenylphosphoranylidene)-4-Methoxyaniline CAS NO 14796-89-5 is a specialized phosphine ylide reagent, a key building block in advanced organic synthesis. Its primary value lies in its role as a versatile intermediate for constructing complex molecular architectures via Wittig and related reactions. This compound is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity, reliable reagents for synthesizing novel compounds.

Application

• Pharmaceutical Intermediate Synthesis: A crucial reagent for constructing carbon-nitrogen and carbon-carbon bonds in the development of active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the synthesis of novel herbicides, fungicides, and plant growth regulators requiring specific aniline-derived structures.
• Material Science & Liquid Crystals: Serves as a key precursor for synthesizing organic electronic materials and liquid crystal compounds containing methoxyphenyl groups.
• Wittig Reaction Reagent: Functions as a stabilized ylide for the selective formation of alkenes from carbonyl compounds under mild conditions.
• Ligand & Catalyst Preparation: Used in the preparation of specialized phosphine ligands for transition metal catalysis.
• Academic & Industrial R&D: A valuable tool for methodological development and exploring new reaction pathways in organic chemistry.

Basic Information

Product Name	n-(Triphenylphosphoranylidene)-4-Methoxyaniline
CAS No.	14796-89-5
Molecular Formula	C25H22NOP
Molecular Weight	383.42 g/mol
Synonyms	4-Methoxy-N-(triphenylphosphoranylidene)aniline; (4-Methoxyphenyl)imino-triphenyl-λ5-phosphane; Triphenyl(4-methoxyphenylimino)phosphorane; N-(Triphenylphosphoranylidene)-p-anisidine; P,P,P-Triphenyl-N-(4-methoxyphenyl)phosphinimidic amide; Wittig reagent derived from p-anisidine; 4-Methoxy-N-(triphenyl-λ5-phosphanylidene)benzenamine
EINECS	Contact for details

Quality Control

Our n-(Triphenylphosphoranylidene)-4-Methoxyaniline is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR for structural confirmation, and elemental analysis, to ensure consistency and meet the stringent requirements of research and process chemistry. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is light-sensitive (store away from light). Keep container tightly sealed under an inert atmosphere to prevent degradation.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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