Description

[(4-Methoxy-2-Nitrophenyl)Methyl]Triphenyl-Phosphonium Bromide is a specialized phosphonium salt intermediate of significant value in advanced organic synthesis. This compound matters for its role as a key Wittig reagent precursor, enabling the efficient construction of complex alkene frameworks under mild conditions. It is primarily needed by research institutions and pharmaceutical manufacturers engaged in the development of novel fine chemicals, active pharmaceutical ingredients (APIs), and functional materials.

Application

• As a Wittig reagent precursor for the synthesis of substituted alkenes and complex olefins.
• Key intermediate in the pharmaceutical research and development of new drug candidates and active ingredients.
• Used in fine chemical synthesis for creating specialized dyes, pigments, and photoactive compounds.
• Employed in academic and industrial R&D for methodological studies in organophosphorus chemistry.
• Potential building block for liquid crystal and advanced polymer material synthesis.
• Intermediate in the preparation of complex natural product analogs and other bioactive molecules.

Basic Information

Product Name	[(4-Methoxy-2-Nitrophenyl)Methyl]Triphenyl-Phosphonium Bromide
CAS No.	886442-56-4
Molecular Formula	C26H23BrNO3P
Molecular Weight	508.34 g/mol
Synonyms	[(4-Methoxy-2-nitrophenyl)methyl]triphenylphosphonium bromide; (4-Methoxy-2-nitrobenzyl)triphenylphosphonium bromide; Triphenyl[(4-methoxy-2-nitrophenyl)methyl]phosphonium bromide; Phosphonium, [(4-methoxy-2-nitrophenyl)methyl]triphenyl-, bromide (1:1); 886442-56-4; 4-Methoxy-2-nitrobenzyltriphenylphosphonium bromide
EINECS	Contact for details

Quality Control

Our [(4-Methoxy-2-Nitrophenyl)Methyl]Triphenyl-Phosphonium Bromide is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance and regulatory needs.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.