CAS:308103-66-4 | 4,4′-(Phenylphosphinidene)bis(benzenesulfonic Acid) Dipotassium Salt

BrettPhos Pd G4, also known as (2-dicyclohexylphosphine-3,6-dimethoxy-2',4',6'-triisopropyl-1,1'-biphenyl)(2'-methylamino-1,1'-biphenyl-2-yl)methanesulfonate palladium(II), is a complex organopalladium compound commonly used for catalytic reactions in organic synthesis. The structure of this compound consists of a palladium(II) center coordinated to a diphosphine ligand and a substituted diarylbiphenyl ligand.

Properties：

1. Chemical composition: Contains phosphorus, sulfur, oxygen, potassium and hydrocarbons. The core of the compound is phenylphosphine, connected to two benzenesulfonic acid groups, which are further bound to potassium ions.
2. Physical properties: Hydrate means that it is able to form crystals and bind to water molecules, which may affect its solubility, stability and other physical properties.

Uses：

1. Commonly used as a catalyst, surfactant and emulsifier in chemical synthesis.
2. It can be used to prepare colloidal gold, colloidal silver and nanomaterials, and used as a catalyst in organic synthesis.
3. It may have application value in the fields of materials science, catalysts, pharmaceutical chemistry, etc., especially in studying the reactivity and functionality of phosphorus-containing compounds.

1. The specific safety information of this compound needs to be evaluated by a professional laboratory.
2. It should be operated in a professional laboratory and follow the correct operating procedures and safety measures.
3. During use and storage, care should be taken to avoid contact with strong oxidants, and avoid inhalation, ingestion or contact with the skin.

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