Description

2-(Triphenylphosphoranylidene)Butyraldehyde is a specialized organophosphorus compound, specifically a stabilized ylide, widely used as a key reagent in synthetic organic chemistry. Its primary value lies in its role as a versatile building block for the synthesis of complex molecules through Wittig and related olefination reactions. This high-purity intermediate is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors, enabling the efficient construction of carbon-carbon double bonds under mild conditions.

Application

• Pharmaceutical Intermediate: A critical reagent for the synthesis of active pharmaceutical ingredients (APIs), particularly in constructing olefinic side chains and complex ring systems.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where specific alkene geometries are required for biological activity.
• Material Science Research: Employed in the development of novel organic electronic materials, liquid crystals, and polymers with tailored properties.
• Academic & R&D Laboratories: Serves as a fundamental tool for methodology development and the synthesis of novel organic compounds in research settings.
• Fine Chemical Production: Utilized in the multi-step synthesis of flavors, fragrances, and other high-value specialty chemicals.

Basic Information

Product Name	2-(Triphenylphosphoranylidene)Butyraldehyde
CAS No.	90601-08-4
Molecular Formula	C22H21OP
Molecular Weight	332.38 g/mol
Synonyms	2-(Triphenylphosphoranylidene)butanal; Butanal, 2-(triphenylphosphoranylidene)-; (2-Oxobutylidene)triphenylphosphorane; Triphenyl(2-oxobutylidene)phosphorane; 2-(Triphenyl-λ5-phosphanylidene)butyraldehyde; Wittig Reagent analog for butyraldehyde
EINECS	Contact for details

Quality Control

Our production of 2-(Triphenylphosphoranylidene)Butyraldehyde adheres to stringent quality protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and GC to confirm identity and assay. We provide comprehensive Certificates of Analysis (COA) detailing all relevant specifications, ensuring the material meets the exacting standards required for research and commercial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This material is light-sensitive and should be handled under an inert atmosphere when appropriate to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	Off-white to yellow crystalline powder
Identification (IR)	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.