Description

[1-(Ethoxycarbonyl)Ethyl]Triphenylphosphonium Bromide is a specialized organophosphorus reagent widely used in organic synthesis. This compound is valued for its role as a key intermediate in the Wittig reaction, facilitating the synthesis of alkenes and complex organic molecules. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for developing active ingredients and novel compounds.

Application

• Wittig Reaction Intermediate: A crucial reagent for the stereoselective synthesis of alkenes, olefins, and conjugated systems.
• Pharmaceutical Synthesis: Used in the production of drug candidates and active pharmaceutical ingredients (APIs), particularly for creating carbon-carbon double bonds.
• Agrochemical Manufacturing: Employed in the synthesis of complex molecules for herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a building block for creating specialized polymers, liquid crystals, and organic electronic materials.
• Fine Chemical Production: Applied in the multi-step synthesis of flavors, fragrances, and other high-value specialty chemicals.
• Academic & Process R&D: A standard reagent in laboratory-scale research and process development for novel synthetic pathways.

Basic Information

Product Name	[1-(Ethoxycarbonyl)Ethyl]Triphenylphosphonium Bromide
CAS No.	30018-16-7
Molecular Formula	C23H24BrO2P
Molecular Weight	443.31 g/mol
Synonyms	(2-Ethoxy-2-oxoethyl)triphenylphosphonium bromide; (Carbethoxymethyl)triphenylphosphonium bromide; 2-(Triphenylphosphonio)acetate ethyl ester bromide; Ethyl (triphenylphosphoranylidene)acetate hydrobromide; Ethyl 2-(triphenylphosphonio)acetate bromide; Wittig reagent precursor; ETPB; Ethyl (triphenylphosphoranylidene)acetate bromide salt
EINECS	Contact for details

Quality Control

Our [1-(Ethoxycarbonyl)Ethyl]Triphenylphosphonium Bromide 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 synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, 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 place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

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

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