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China and the United States are the leading exporters of Tributylphosphine oxide (CAS 814-29-9), together accounting for the majority of global shipments, while Germany, South Korea, and Japan represent the largest importing markets. Recent trade data shows stable export volumes from China amid modest upward pressure on Tributylphosphine oxide prices, while U.S. exports have grown slightly year-on-year, reflecting sustained demand from Asian electronics and pharmaceutical manufacturing hubs.
Tributylphosphine oxide (CAS 814-29-9) is a colorless to pale yellow, viscous liquid at room temperature, typically odorless or with a faint phosphorus-like odor, and exhibits low volatility with a boiling point above 300 °C. It is classified as an organophosphorus compound and specifically a tertiary phosphine oxide. Primarily employed as a ligand precursor and catalyst modifier in transition-metal-catalyzed reactions, it serves as a key intermediate in the synthesis of phosphonium salts and functionalized phosphines. Its main applications are in pharmaceutical and fine chemical synthesis, particularly in cross-coupling reactions and asymmetric catalysis, and it is used in the production of specialty agrochemicals and advanced materials.
Oseltamivir (O701000) impurity.
white crystalline powder
This chemical is included in Fine Chemicals. See more about what is Tributylphosphine oxide and Tributylphosphine oxide SDS information.
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