نتایج جستجو برای: triphenylphosphine

تعداد نتایج: 925  

Journal: :Acta Crystallographica Section E Structure Reports Online 2006

Journal: :Acta Crystallographica Section E Structure Reports Online 2008

Journal: :Organic & biomolecular chemistry 2011
Xavier Bantreil Carine Vaxelaire Thomas Godet Evelyne Parker Carole Sauer Philippe Belmont

A family of furoquinolines were efficiently obtained through a tandem acetalization/cycloisomerization process catalyzed by (5 mol%) silver imidazolate polymer and triphenylphosphine, and diversity was brought by the use of 7 different alcohol groups. From these furoquinolines, 3 examples of reduced derivatives could be obtained (d.r. up to 94 : 6), 10 different spiroketal derivatives by hetero...

2012
J. Meuldijk

Nucleophilic substitution in different non-aqueous solvents at square planar complexes of palladium(II) with l-(2-hydroxyphenyl)-3,5-diphenylformazan ( H 2 F 0 ) according to FoPdX + Y -» FoPdY + X , with X = ammonia and pyridine and Y = triphenylphosphine, thiourea and the thiocyanate ion, obeys the rate law: rate = ki[FoPdX] + k2[FoPdX][Y]. Values of ki and k2 were obtained at 25.0 °C. From m...

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