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Aerobic oxidation of trivalent phosphorus and arsenic compounds in the presence of 3-methylbutanal and metal catalyst

✍ Scribed by Piero Mastrorilli; Francesco Muscio; Cosimo Francesco Nobile; Gian Paolo Suranna


Publisher
Elsevier Science
Year
1999
Tongue
English
Weight
74 KB
Volume
148
Category
Article
ISSN
1381-1169

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✦ Synopsis


The oxidation of alkyl and aryl phosphines, tryphenylphosphite and triphenylarsine was achieved using oxygen or air as Ε½ . the oxidant in the presence of excess 3-methylbutanal and catalytic amount Co acac . Tests carried out with a 2 Ε½ . heterogeneous analogue of Co acac revealed that the supported cobalt polymer acts as an active and reusable catalyst in 2 the oxidation of triphenylphosphine.


πŸ“œ SIMILAR VOLUMES


The poisoning of noble metal catalysts b
✍ B. AngelΓ©; K. Kirchner πŸ“‚ Article πŸ“… 1980 πŸ› Elsevier Science 🌐 English βš– 283 KB

The pomonmg of noble metal tamer catalysts by phosphorus under oxldlzmg condltlons conslsts of two parts a "reversible" part which IS due to physlcal coverage of the surface of the metal and the carrier by phosphorus pentoxide glasses or condensed higher phosphonc acids and another, vreverslble part