Description

Acetic Acid, 2-(Triphenylphosphoranylidene)- 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 synthesis of alkenes from carbonyl compounds, offering precise control over stereochemistry in the formation of carbon-carbon double bonds. This reagent is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors, where it is employed in the production of complex molecules, fine chemicals, and novel polymers.

Application

• Pharmaceutical Intermediate Synthesis: A crucial reagent for constructing olefinic bonds in active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Production: Used in the synthesis of specific herbicides, fungicides, and plant growth regulators requiring defined alkene geometries.
• Fine Chemical & Specialty Chemical Manufacturing: Enables the production of complex fragrance molecules, dyes, and other high-value specialty chemicals.
• Material Science Research: Applied in the development of novel polymers, liquid crystals, and organic electronic materials via controlled olefination reactions.
• Academic & R&D Laboratories: A staple reagent for methodological development and exploratory synthesis in organic chemistry research.

Basic Information

Product Name	Acetic Acid, 2-(Triphenylphosphoranylidene)-
CAS No.	15677-02-8
Molecular Formula	C20H17O2P
Molecular Weight	320.32 g/mol
Synonyms	(Triphenylphosphoranylidene)acetic Acid; 2-(Triphenyl-λ5-phosphanylidene)acetic Acid; Acetic Acid, (Triphenylphosphoranylidene)-; Acetic Acid, (Triphenylphosphinylidene)-; Carboxymethylenetriphenylphosphorane; (Carboxymethylene)triphenylphosphorane; Wittig Reagent (Carboxy-Methyl); TPPYAA
EINECS	Contact for details

Quality Control

Our Acetic Acid, 2-(Triphenylphosphoranylidene)- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is light-sensitive (store away from light). Keep the container tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	178 - 182 °C
Loss on Drying	≤ 1.0 %

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