Description

(1-(Ethoxycarbonyl)-Propyl)-Triphenylphosphonium Bromide is a high-purity, organophosphorus salt widely utilized as a key reagent in advanced organic synthesis. Its primary value lies in its role as a stabilized ylide precursor for the Wittig olefination reaction, enabling the efficient and stereoselective construction of carbon-carbon double bonds. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and specialty chemical industries developing novel active ingredients and complex molecular architectures.

Application

• Wittig Reaction Reagent: A crucial precursor for generating stabilized ylides used in the synthesis of α,β-unsaturated esters and other olefinated products.
• Pharmaceutical Intermediates: Employed in the synthesis of complex drug molecules, particularly those requiring specific alkene geometries in their backbone.
• Agrochemical Synthesis: Used in building blocks for pesticides, herbicides, and plant growth regulators that contain unsaturated ester functionalities.
• Material Science Research: Serves as a building block in the development of organic semiconductors, liquid crystals, and advanced polymers.
• Fine Chemical Production: Applied in the multi-step synthesis of flavors, fragrances, and other high-value specialty chemicals.
• Academic & R&D Laboratories: A standard reagent for methodological development and exploring new synthetic pathways in organic chemistry.

Basic Information

Product Name	(1-(Ethoxycarbonyl)-Propyl)-Triphenylphosphonium Bromide
CAS No.	54110-95-1
Molecular Formula	C24H26BrO2P
Molecular Weight	457.34 g/mol
Synonyms	Ethyl (3-Triphenylphosphoniopropyl)carboxylate Bromide; (3-Carbethoxypropyl)triphenylphosphonium Bromide; 3-(Triphenylphosphonio)propanoic Acid Ethyl Ester Bromide; Carbethoxytriphenylphosphonium Bromide; (1-Ethoxycarbonyl-3-propyl)triphenylphosphonium Bromide; ETPPB; Triphenyl(3-ethoxycarbonylpropyl)phosphonium Bromide
EINECS	Contact for details

Quality Control

Every batch of our (1-(Ethoxycarbonyl)-Propyl)-Triphenylphosphonium Bromide is manufactured under strict quality management protocols. We guarantee high chemical purity and consistency, supported by comprehensive analytical testing including NMR, HPLC, and elemental analysis. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to ensure it meets your specific research or production requirements.

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 anhydrous conditions when possible 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.