Description

Acetonyl Triphenylphosphonium Bromide is a versatile organophosphorus reagent widely used in organic synthesis. Its primary value lies in its role as a key Wittig reagent for the efficient formation of carbon-carbon double bonds, enabling the synthesis of complex olefins and natural products. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials industries, where precise and scalable olefination reactions are required.

Application

• Wittig Reaction Reagent: A fundamental reagent for the synthesis of alkenes from carbonyl compounds, crucial for constructing complex molecular frameworks.
• Pharmaceutical Intermediate Synthesis: Used in the production of active pharmaceutical ingredients (APIs) and key synthetic building blocks for drug discovery and development.
• Agrochemical Manufacturing: Employed in the synthesis of advanced crop protection agents and fine chemicals for agricultural applications.
• Material Science Research: Facilitates the creation of novel organic compounds and polymers with specific optical or electronic properties.
• Natural Product Synthesis: Critical for the laboratory synthesis and structural modification of complex natural products for research and development.
• Process Chemistry & Scale-up: Suitable for optimization and scaling of synthetic routes from laboratory to pilot plant and production scales.

Basic Information

Product Name	Acetonyl Triphenylphosphonium Bromide
CAS No.	2236-01-3
Molecular Formula	C21H20BrOP
Molecular Weight	399.26 g/mol
Synonyms	1-Oxo-2-propylium, 1-triphenylphosphoranylidene-, bromide; 2-Oxopropylidenetriphenylphosphorane Bromide; (2-Oxopropylidene)triphenylphosphorane Bromide; Acetonylidenetriphenylphosphorane Bromide; Triphenyl(2-oxopropylidene)phosphorane Bromide; Acetonyltriphenylphosphonium Bromide; (Acetonyl)triphenylphosphonium Bromide
EINECS	218-787-2

Quality Control

Our Acetonyl Triphenylphosphonium Bromide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your critical processes.

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 product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to maintain stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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