Description

(2-Hydroxy-5-Methylphenyl)Triphenylphosphonium Iodide is a specialized organophosphonium salt used as a key reagent in advanced organic synthesis. Its primary value lies in its role as a versatile Wittig reagent precursor, enabling the synthesis of complex olefins and fine chemical intermediates. This high-purity compound is essential for research and development chemists in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable building blocks for complex molecule construction.

Application

• Wittig Reaction Reagent: Acts as a crucial precursor for generating ylides used in the stereoselective synthesis of alkenes, a fundamental transformation in medicinal chemistry.
• Pharmaceutical Intermediate Synthesis: Employed in the construction of complex drug molecules, particularly those containing styrene or substituted olefin motifs.
• Agrochemical Active Ingredient Development: Used in the research and scale-up of novel herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Preparation: Serves as a starting material for synthesizing phosphine-based ligands used in transition metal catalysis.
• Advanced Material Research: Utilized in the development of organic electronic materials, liquid crystals, and polymers where specific olefin linkages are required.
• Academic and Industrial R&D: A valuable tool for methodological development and exploring new synthetic pathways in organic chemistry laboratories.

Basic Information

Item	Detail
Product Name	(2-Hydroxy-5-Methylphenyl)Triphenylphosphonium Iodide
CAS No.	2005487-70-5
Molecular Formula	C25H22IO1P
Molecular Weight	496.32 g/mol
Synonyms	(5-Methyl-2-hydroxyphenyl)triphenylphosphonium iodide; 2-Hydroxy-5-methylphenyl(triphenyl)phosphonium iodide; Triphenyl(5-methyl-2-hydroxyphenyl)phosphonium iodide; (2-Hydroxy-5-methylphenyl)triphenylphosphanium iodide; HMPTPI; Phosphonium, (5-methyl-2-hydroxyphenyl)triphenyl-, iodide
EINECS	Contact for details

Quality Control

Our (2-Hydroxy-5-Methylphenyl)Triphenylphosphonium Iodide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and loss on drying analysis to ensure it meets the stringent requirements of advanced synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); therefore, containers must be kept tightly sealed and consideration should be given to storage under an inert atmosphere for long-term preservation of quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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