Description

Benzyltriphenylphosphonium Iodide is a versatile quaternary phosphonium salt widely used as a key reagent in organic synthesis. Its primary value lies in its effectiveness as a phase-transfer catalyst and a stable ylide precursor for the Wittig reaction, enabling the synthesis of alkenes from carbonyl compounds. This high-purity compound is essential for research and development laboratories, pharmaceutical intermediates manufacturing, and fine chemical synthesis where precise and reliable performance is critical.

Application

• Wittig Reaction Reagent: A fundamental precursor for generating stabilized ylides used in the synthesis of alkenes, particularly for producing α,β-unsaturated esters and other functionalized olefins.
• Phase-Transfer Catalyst (PTC): Facilitates reactions between reagents in immiscible phases, commonly used in alkylation, esterification, and other nucleophilic substitution reactions in both industrial and research settings.
• Pharmaceutical Intermediate Synthesis: Employed in the construction of complex molecular frameworks for active pharmaceutical ingredients (APIs) and other bioactive compounds.
• Polymer Chemistry: Used in the synthesis of specialized monomers and as a catalyst or initiator in certain polymerization processes.
• Material Science Research: Serves as a building block or modifying agent in the development of novel organic materials and ionic liquids.
• Agricultural Chemical Synthesis: Applied in the production pathways for certain agrochemicals and plant growth regulators.

Basic Information

Product Name	Benzyltriphenylphosphonium Iodide
CAS No.	1243-97-6
Molecular Formula	C25H22IP
Molecular Weight	480.32 g/mol
Synonyms	Benzyltriphenylphosphonium iodide; (Benzyl)triphenylphosphonium iodide; Phosphonium, (phenylmethyl)triphenyl-, iodide (1:1); Triphenylbenzylphosphonium iodide; Benzyl(triphenyl)phosphonium iodide; BTPPI; BnPPh3I
EINECS	214-977-9

Quality Control

Our Benzyltriphenylphosphonium Iodide is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for synthetic applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and consistency for our global B2B clients.

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) and light-sensitive; therefore, containers must be kept sealed and away from direct light to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Approx. 280-285°C (dec.)
Loss on Drying	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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