Description

(1-Methylbutyl)Triphenylphosphonium Bromide is a high-purity phosphonium salt widely used as a key reagent in organic synthesis. Its primary value lies in its role as a versatile and effective phase-transfer catalyst and Wittig reagent, enabling critical carbon-carbon bond formation reactions. This compound is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors seeking reliable, high-quality intermediates for complex synthesis.

Application

• As a phase-transfer catalyst (PTC) in alkylation, esterification, and other two-phase reactions.
• As a Wittig reagent precursor for the synthesis of alkenes in fine chemical and pharmaceutical manufacturing.
• In the preparation of yildes for use in stereoselective organic transformations.
• As an intermediate in the synthesis of specialized ionic liquids and surfactants.
• For quaternization reactions in polymer chemistry and material science.
• In academic and industrial research for developing new synthetic methodologies.

Basic Information

Product Name	(1-Methylbutyl)Triphenylphosphonium Bromide
CAS No.	17827-53-1
Molecular Formula	C23H26BrP
Molecular Weight	413.33 g/mol
Synonyms	sec-Amyltriphenylphosphonium Bromide; (1-Methylbutyl)triphenylphosphonium Bromide; (sec-Pentyl)triphenylphosphonium Bromide; Triphenyl(1-methylbutyl)phosphonium Bromide; 2-Pentyltriphenylphosphonium Bromide; Phosphonium, (1-methylbutyl)triphenyl-, bromide; Amyltriphenylphosphonium Bromide (mixed isomers); P-(1-Methylbutyl)triphenylphosphonium Bromide
EINECS	Contact for details

Quality Control

Our (1-Methylbutyl)Triphenylphosphonium Bromide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and titration methods, to ensure high chemical purity and consistency. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available upon request to support your quality assurance protocols.

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); containers must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product 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.