Description

Allylidenetriphenylphosphorane CAS NO 15935-94-1 is a specialized organophosphorus ylide reagent, widely recognized for its role as a key intermediate in the Wittig olefination reaction. This compound matters for its ability to facilitate the efficient synthesis of conjugated dienes and other complex organic molecules with high stereoselectivity. It is primarily needed by research chemists and process development teams in the pharmaceutical, agrochemical, and advanced materials industries for constructing critical carbon-carbon double bonds.

Application

• Wittig Reaction Intermediate: A crucial reagent for the synthesis of alkenes, particularly for the preparation of conjugated diene systems.
• Pharmaceutical Synthesis: Used in the construction of active pharmaceutical ingredients (APIs) and complex drug candidates requiring specific alkene geometries.
• Agrochemical Manufacturing: Employed in the production of advanced crop protection agents and pesticide intermediates.
• Material Science Research: Facilitates the creation of novel organic compounds for organic light-emitting diodes (OLEDs) and other functional materials.
• Fine Chemical Production: Serves as a building block for fragrances, flavors, and other high-value specialty chemicals.
• Academic & Industrial R&D: A valuable tool for methodological development and exploratory synthesis in organic chemistry laboratories.

Basic Information

Product Name	Allylidenetriphenylphosphorane
CAS No.	15935-94-1
Molecular Formula	C21H19P
Molecular Weight	302.35 g/mol
Synonyms	Triphenyl(prop-2-en-1-ylidene)-λ5-phosphane; (Allylidene)triphenylphosphorane; Allylidene triphenyl phosphorane; 2-Propenylidenetriphenylphosphorane; Phosphorane, allylidenetriphenyl-; Phosphorane, (2-propenylidene)triphenyl-; Wittig reagent (allylidene)
EINECS	Contact for details

Quality Control

Our Allylidenetriphenylphosphorane is produced under stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the exacting standards required for research and process chemistry. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. Due to its sensitivity, minimize exposure to air and moisture during handling.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95%
Melting Point	Contact for details

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