Description

1-(Triphenyl-Lambda5-Phosphanylidene)-Butan-2-One is a specialized organophosphorus compound featuring a ylide structure with a ketone functional group. This unique molecular architecture makes it a valuable reagent in advanced synthetic chemistry, particularly for the construction of complex organic frameworks. It is primarily sought after by research institutions and industrial R&D departments engaged in pharmaceutical development, materials science, and the synthesis of novel catalysts.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs), especially those requiring phosphorus-containing motifs.
• Wittig and Related Reaction Reagent: Acts as a stabilized ylide precursor for olefination reactions to form alkenes, a fundamental transformation in organic synthesis.
• Ligand Synthesis: Used in the preparation of novel phosphine-based ligands for transition metal catalysis, enhancing reaction selectivity and efficiency.
• Materials Science Research: Employed in the development of organic electronic materials and polymers where specific phosphorus functionalities are required.
• Academic & Industrial R&D: A critical tool for chemists exploring new reaction methodologies and constructing complex molecular architectures in discovery chemistry.

Basic Information

Product Name	1-(Triphenyl-Lambda5-Phosphanylidene)-Butan-2-One
CAS No.	19753-66-3
Molecular Formula	C22H21OP
Molecular Weight	332.38 g/mol
Synonyms	1-(Triphenylphosphoranylidene)-2-butanone; 2-Butanone, 1-(triphenylphosphoranylidene)-; Butan-2-one, 1-(triphenyl-λ5-phosphanylidene)-; (Triphenylphosphoranylidene)acetone homolog; Phosphorane, (3-oxobutylidene)triphenyl-
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. We provide comprehensive analytical data to support research and development applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request for every batch.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). This compound may be sensitive to prolonged exposure to air and moisture.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details

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