A very easy method is described for direct phosphorylation of silica gel to afford silica diphenylphosphinite (SDPP). This new phosphorylated silica contains higher amounts of P(III) moiety compared to the method based on the sol-gel technique. The phosphorylated silica reacts with Pd(II) to produce nano Pd(0)/SDPP which was characterized by different techniques. The obtained nano Pd(0) catalyst exhibited excellent reactivity and stability in the Mizoroki-Heck and Suzuki-Miyaura cross-coupling reactions with different aryl iodides and bromides. This heterogeneous catalyst can be easily recovered and reused in several runs. (C) 2012 Elsevier B.V. All rights reserved.
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Hail Univ, Fac Sci, Chem Dept, POB 2440, Hail 81451, Saudi ArabiaHail Univ, Fac Sci, Chem Dept, POB 2440, Hail 81451, Saudi Arabia
Alshammari, Hamed M.
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Aldosari, Obaid F.
Alotaibi, Mohammad Hayal
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King Abdulaziz City Sci & Technol KACST, Natl Ctr Petrochem Technol, POB 6086, Riyadh 11442, Saudi ArabiaHail Univ, Fac Sci, Chem Dept, POB 2440, Hail 81451, Saudi Arabia
Alotaibi, Mohammad Hayal
Alotaibi, Raja L.
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King Abdulaziz City Sci & Technol KACST, Natl Ctr Petrochem Technol, POB 6086, Riyadh 11442, Saudi ArabiaHail Univ, Fac Sci, Chem Dept, POB 2440, Hail 81451, Saudi Arabia
Alotaibi, Raja L.
Alhumaimess, Mosaed S.
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Jouf Univ, Coll Sci, Chem Dept, POB 2014, Sakaka 72351, Saudi ArabiaHail Univ, Fac Sci, Chem Dept, POB 2440, Hail 81451, Saudi Arabia
Alhumaimess, Mosaed S.
Morad, Moataz H.
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Umm Al Qura Univ, Fac Appl Sci, Chem Dept, Mecca 21955, Saudi ArabiaHail Univ, Fac Sci, Chem Dept, POB 2440, Hail 81451, Saudi Arabia
Morad, Moataz H.
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Adil, Syed Farooq
Shaik, Mohammed Rafi
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King Saud Univ, Coll Sci, Dept Chem, POB 2455, Riyadh 11451, Saudi ArabiaHail Univ, Fac Sci, Chem Dept, POB 2440, Hail 81451, Saudi Arabia
Shaik, Mohammed Rafi
Islam, Mohammad Shahidul
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King Saud Univ, Coll Sci, Dept Chem, POB 2455, Riyadh 11451, Saudi ArabiaHail Univ, Fac Sci, Chem Dept, POB 2440, Hail 81451, Saudi Arabia
Islam, Mohammad Shahidul
Khan, Mujeeb
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King Saud Univ, Coll Sci, Dept Chem, POB 2455, Riyadh 11451, Saudi ArabiaHail Univ, Fac Sci, Chem Dept, POB 2440, Hail 81451, Saudi Arabia
Khan, Mujeeb
Alwarthan, Abdulrahman
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King Saud Univ, Coll Sci, Dept Chem, POB 2455, Riyadh 11451, Saudi ArabiaHail Univ, Fac Sci, Chem Dept, POB 2440, Hail 81451, Saudi Arabia