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log 10 of Acetonitrile vapor pressure. ... 50 (UTC). Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
Acetonitrile is used mainly as a solvent in the purification of butadiene in refineries. Specifically, acetonitrile is fed into the top of a distillation column filled with hydrocarbons including butadiene, and as the acetonitrile falls down through the column, it absorbs the butadiene which is then sent from the bottom of the tower to a second separating tower.
Bis(acetonitrile)palladium dichloride is the coordination complex with the formula PdCl 2 (NCCH 3) 2. It is the adduct of two acetonitrile ligands with palladium(II) chloride. It is a yellow-brown solid that is soluble in organic solvents. The compound is a reagent and a catalyst for reactions that require soluble Pd(II). [1]
A colorless liquid, it is derived from acetonitrile (CH 3 CN) by replacement of one H with Cl. In practice, it is produced by dehydration of chloroacetamide. [1] The compound is an alkylating agent, [2] and as such is handled cautiously. Chloroacetonitrile is also generated in situ by the reaction of acetonitrile with sulfur monochloride.
Tetrakis(acetonitrile)copper(I) tetrafluoroborate can be prepared starting from nitrosyl tetrafluoroborate, which is obtained from dinitrogen tetroxide and tetrafluoroboric acid. The nitrosyl salt is then reacted with metallic copper in acetonitrile , initially producing a green-blue copper(II) complex.
The acetonitrile ligands protect the Cu + ion from oxidation to Cu 2+, but are rather poorly bound: with other counterions, the complex forms di-[1] and tri-acetonitrilo [6] complexes and is also a useful source of unbound Cu(I). [5] Water-immiscible organic nitriles have been shown to selectively extract Cu(I) from aqueous chloride solutions. [7]
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In fact, the 2008–2009 acetonitrile shortage was caused by a decrease in demand for acrylonitrile. [10] 2 CH 3 −CH=CH 2 + 2 NH 3 + 3 O 2 → 2 CH 2 =CH−C≡N + 6 H 2 O. In the SOHIO process, propylene, ammonia, and air (oxidizer) are passed through a fluidized bed reactor containing the catalyst at 400–510 °C and 50–200 kPa g. The ...