Description

(3-Hydroxy-2-Methylpropyl)Triphenylphosphonium Bromide is a high-purity phosphonium salt widely utilized as a key reagent in organic synthesis. Its primary value lies in its role as a versatile precursor for generating phosphorus ylides, which are essential intermediates in the Wittig olefination reaction for constructing carbon-carbon double bonds. This compound is critically needed by research and development laboratories, as well as production facilities in the pharmaceutical, agrochemical, and advanced materials sectors for synthesizing complex molecules and fine chemicals.

Application

• As a crucial precursor for generating stabilized phosphorus ylides in the Wittig reaction for alkene synthesis.
• Key intermediate in the pharmaceutical industry for the production of active pharmaceutical ingredients (APIs) and complex drug molecules.
• Used in agrochemical research for synthesizing novel pesticides, herbicides, and plant growth regulators.
• Employed in material science for the creation of specialty polymers, liquid crystals, and organic electronic materials.
• Valuable reagent in academic and industrial R&D for methodological development and the synthesis of natural products.
• Can serve as a phase-transfer catalyst or ionic liquid precursor in specialized synthetic applications.

Basic Information

Product Name	(3-Hydroxy-2-Methylpropyl)Triphenylphosphonium Bromide
CAS No.	81658-47-1
Molecular Formula	C22H24BrOP
Molecular Weight	415.30 g/mol
Synonyms	3-Hydroxy-2-methylpropyltriphenylphosphonium bromide; (3-Hydroxy-2-methylpropyl)triphenylphosphanium bromide; 2-Methyl-3-hydroxypropyltriphenylphosphonium bromide; Triphenyl(3-hydroxy-2-methylpropyl)phosphonium bromide; (3-Hydroxy-2-methyl-1-propyl)triphenylphosphonium bromide; Phosphonium, (3-hydroxy-2-methylpropyl)triphenyl-, bromide; Hydroxy-methyl-propyl-triphenylphosphonium bromide
EINECS	Contact for details

Quality Control

Our (3-Hydroxy-2-Methylpropyl)Triphenylphosphonium Bromide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and reliability for your critical applications.

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 an inert atmosphere or in a desiccator after opening 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.