Description

1-(Triphenyl-Lambda5-Phosphanylidene)-Pentan-2-One is a specialized organophosphorus compound featuring a unique ylide structure. This compound is valued as a versatile reagent and intermediate in advanced organic synthesis, particularly for constructing complex molecular frameworks. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for applications requiring precise phosphorus-based transformations.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), especially those containing phosphorus heterocycles.
• Wittig and Related Reaction Reagent: Acts as a stabilized ylide for the selective formation of carbon-carbon double bonds in complex molecule synthesis.
• Ligand Precursor: Used in the development of novel phosphine-based ligands for catalysis in asymmetric synthesis and cross-coupling reactions.
• Agrochemical Research: Employed as an intermediate in the research and development of new herbicides, fungicides, and plant growth regulators.
• Material Science: Investigated for the synthesis of functional organic materials, including polymers and molecular sensors with specific electronic properties.
• Academic & Industrial R&D: A valuable tool for methodological development and exploring new reaction pathways in synthetic organic chemistry laboratories.

Basic Information

Product Name	1-(Triphenyl-Lambda5-Phosphanylidene)-Pentan-2-One
CAS No.	17615-01-9
Molecular Formula	C23H21OP
Molecular Weight	344.39 g/mol
Synonyms	1-(Triphenyl-λ5-phosphanylidene)pentan-2-one; 2-Pentanone, 1-(triphenylphosphoranylidene)-; 1-(Triphenylphosphoranylidene)-2-pentanone; (Triphenylphosphoranylidene)pentan-2-one; Pentan-2-one, 1-(triphenylphosphoranylidene)-; Phosphorane, (1-oxopentylidene)triphenyl-; (1-Oxopentylidene)triphenylphosphorane
EINECS	Contact for details

Quality Control

Our 1-(Triphenyl-Lambda5-Phosphanylidene)-Pentan-2-One is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure consistency and meet the stringent requirements of research and process chemistry. A detailed Certificate of Analysis (COA) is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep the container tightly sealed under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details

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