Description

(4-Methoxy-2,3,6-Trimethylbenzyl)-Triphenylphosphonium Bromide is a high-purity, specialty phosphonium salt widely used as a key reagent in advanced organic synthesis. Its primary value lies in its role as a stabilized ylide precursor for Wittig olefination reactions, enabling the efficient construction of complex alkene frameworks. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials industries who require reliable, high-quality building blocks for fine chemical synthesis.

Application

• Wittig Reaction Reagent: Serves as a crucial precursor for generating stabilized ylides to synthesize substituted alkenes with high stereoselectivity.
• Pharmaceutical Intermediate Synthesis: Used in the construction of complex molecular scaffolds for active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Manufacturing: Employed in the synthesis of advanced herbicide and pesticide intermediates requiring specific alkene functionalities.
• Material Science Research: Facilitates the development of novel organic semiconductors, liquid crystals, and polymers through controlled olefination steps.
• Academic & Industrial R&D: A fundamental tool in organic chemistry laboratories for method development and the synthesis of novel organic compounds.
• Fine Chemical Production: Enables the scalable production of specialty chemicals and flavors & fragrances where specific alkene geometry is critical.

Basic Information

Product Name	(4-Methoxy-2,3,6-Trimethylbenzyl)-Triphenylphosphonium Bromide
CAS No.	54486-05-4
Molecular Formula	C29H30BrOP
Molecular Weight	505.43 g/mol
Synonyms	4-Methoxy-2,3,6-trimethylbenzyltriphenylphosphonium bromide; (2,3,6-Trimethyl-4-methoxybenzyl)triphenylphosphonium bromide; MTTBP; Triphenyl(4-methoxy-2,3,6-trimethylbenzyl)phosphonium bromide; Phosphonium, (4-methoxy-2,3,6-trimethylbenzyl)triphenyl-, bromide (1:1); (4-Methoxy-2,3,6-trimethylphenyl)methyl-triphenylphosphonium bromide
EINECS	Contact for details

Quality Control

Our (4-Methoxy-2,3,6-Trimethylbenzyl)-Triphenylphosphonium Bromide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and elemental analysis, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed specifications are provided for every shipment, supporting compliance in cGMP and ISO 9001 environments for research and commercial use.

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 light-sensitive; therefore, containers must be kept sealed and under an inert atmosphere for long-term storage to maintain optimal purity and reactivity.

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%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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