Product Details
Triphenylmethylphosphonium chloride generally refers to methyltriphenylphosphonium chloride (CAS No. 1031-15-8), a commonly used organophosphorus salt reagent. At room temperature, it typically appears as a white to off-white crystalline solid. It has a melting point of 221°C (decomposition) and a boiling point of 332.65°C at 101.3 kPa, and it is soluble in methanol.
Methyltriphenylphosphonium chloride is widely used in pharmaceutical intermediate production and organic synthesis.

Primary Uses
Organic Synthesis: Methyltriphenylphosphonium chloride is frequently used as a reagent in the Wittig reaction to form carbon–carbon double bonds, playing an important role in the synthesis of alkene compounds.
Pharmaceutical and Chemical Industry: It serves as an important intermediate in the synthesis of various pharmaceutical products and is also used in the production of pesticides and fine chemicals.
Laboratory Research: It is a commonly used reagent in organic chemistry laboratories, where it is utilized for various functional group transformations and the synthesis of complex molecules.
