Description

(2-Ethoxy-2-Propenylidene)Triphenylphosphorane is a specialized Wittig reagent, a key organophosphorus compound used in synthetic organic chemistry. Its primary value lies in its ability to facilitate the stereoselective synthesis of α,β-unsaturated esters and other complex olefins, enabling the construction of critical molecular frameworks. This reagent is essential for research and development chemists in the pharmaceutical, agrochemical, and advanced materials sectors, where precise carbon-carbon bond formation is required.

Application

• Pharmaceutical Intermediate Synthesis: A crucial reagent for constructing key alkene segments in active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Production: Used in the synthesis of complex molecules for crop protection agents and pesticides.
• Fine Chemical Manufacturing: Enables the production of specialty chemicals, flavors, and fragrances requiring specific olefin geometries.
• Material Science Research: Employed in the development of novel polymers and organic electronic materials via controlled olefination reactions.
• Academic & Industrial R&D: A valuable tool for methodological development and complex molecule synthesis in laboratory settings.

Basic Information

Product Name	(2-Ethoxy-2-Propenylidene)Triphenylphosphorane
CAS No.	62639-98-9
Molecular Formula	C23H23O2P
Molecular Weight	362.40 g/mol
Synonyms	Triphenyl(2-ethoxy-2-propenylidene)phosphorane; (2-Ethoxyvinylidene)triphenylphosphorane; Ethoxyethenylidenetriphenylphosphorane; Phosphorane, (2-ethoxy-2-propenylidene)triphenyl-; Wittig reagent (ethoxy-substituted); 2-Ethoxy-2-propenylidenetriphenylphosphorane
EINECS	Contact for details

Quality Control

Our (2-Ethoxy-2-Propenylidene)Triphenylphosphorane is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including NMR, HPLC, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment 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 2-8°C in a cool, dry place. This compound is hygroscopic (moisture-sensitive) and easily oxidized; prolonged exposure to air, moisture, or elevated temperatures should be avoided to maintain stability and reactivity.

Specification

Item	Specification
Appearance	Off-white to yellow crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%

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