Description

Heptyltriphenylphosphonium Bromide is a versatile quaternary phosphonium salt with significant utility as a phase-transfer catalyst and a key reagent in organic synthesis. Its primary value lies in its ability to facilitate reactions between reagents in immiscible phases, enhancing reaction rates and yields under mild conditions. This compound is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to synthesize complex molecules and fine chemicals.

Application

• Phase-Transfer Catalysis (PTC): Widely employed to accelerate alkylation, esterification, and displacement reactions in biphasic systems.
• Wittig Reaction Reagent: Serves as a precursor for generating phosphorus ylides used in the synthesis of alkenes from carbonyl compounds.
• Polymerization Catalyst: Used as a catalyst or co-catalyst in the production of certain polymers and resins.
• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Agrochemical Synthesis: Facilitates the production of herbicides, pesticides, and plant growth regulators.
• Material Science: Applied in the surface modification of materials and the synthesis of ionic liquids.
• Organic Synthesis Research: A valuable tool in academic and industrial laboratories for developing new synthetic methodologies.

Basic Information

Product Name	Heptyltriphenylphosphonium Bromide
CAS No.	13423-48-8
Molecular Formula	C25H30BrP
Molecular Weight	441.38 g/mol
Synonyms	Heptyltriphenylphosphonium Bromide; Heptyltriphenylphosphonium Bromide; n-Heptyltriphenylphosphonium Bromide; Triphenylheptylphosphonium Bromide; Phosphonium, heptyltriphenyl-, bromide; 1-Heptyltriphenylphosphonium Bromide; n-C7H15PPh3Br; HTPPB
EINECS	Contact for details

Quality Control

Our Heptyltriphenylphosphonium Bromide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency.

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). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to prevent degradation.

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.