Description

Allyl Triphenylphosphonium Chloride is a versatile organophosphorus salt widely used as a key reagent in organic synthesis. Its primary value lies in its role as a stable ylide precursor for the Wittig reaction, enabling the efficient synthesis of alkenes from carbonyl compounds. This makes it an essential building block for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create complex molecular architectures.

Application

• Wittig Olefination Reagent: A fundamental reagent for the synthesis of alkenes from aldehydes and ketones, crucial for constructing carbon-carbon double bonds in complex molecules.
• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those containing allylic or olefinic moieties.
• Agrochemical Synthesis: Employed in the production of herbicides, fungicides, and plant growth regulators that require specific alkene functionalities.
• Material Science & Polymer Chemistry: Serves as a monomer or cross-linking agent precursor for the development of specialty polymers and functional materials.
• Fine Chemical Production: Integral to the manufacture of flavors, fragrances, dyes, and other high-value specialty chemicals.
• Academic & R&D Laboratories: A staple reagent for methodological development and exploratory synthesis in organic chemistry research.

Basic Information

Product Name	Allyl Triphenylphosphonium Chloride
CAS No.	18480-23-4
Molecular Formula	C21H20ClP
Molecular Weight	338.81 g/mol
Synonyms	Allyltriphenylphosphonium chloride; (3-Chloropropyl)triphenylphosphonium chloride (common misnomer); Triphenyl(2-propenyl)phosphonium chloride; Phosphonium, triphenyl-2-propen-1-yl-, chloride; Allyl triphenyl phosphonium chloride; AllylTPPC; Allyl-TPP-Cl
EINECS	242-358-5

Quality Control

Our Allyl Triphenylphosphonium Chloride is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR for structural confirmation, and loss on drying analysis to ensure it meets stringent specifications for synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and consistency.

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 compound is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	228 - 232 °C
Loss on Drying	≤ 1.0 %
Solubility	Soluble in polar organic solvents (e.g., DMF, DMSO, methanol)

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