Rh–POP Pincer Xantphos Complexes for C–S and C–H Activation. Implications for Carbothiolation Catalysis
作者:Peng Ren、Sebastian D. Pike、Indrek Pernik、Andrew S. Weller、Michael C. Willis
DOI:10.1021/om500984y
日期:2015.2.23
The neutral Rh(I)–Xantphos complex [Rh(κ3-P,O,P-Xantphos)Cl]n, 4, and cationic Rh(III) [Rh(κ3-P,O,P-Xantphos)(H)2][BArF4], 2a, and [Rh(κ3-P,O,P-Xantphos-3,5-C6H3(CF3)2)(H)2][BArF4], 2b, are described [ArF = 3,5-(CF3)2C6H3; Xantphos = 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; Xantphos-3,5-C6H3(CF3)2 = 9,9-dimethylxanthene-4,5-bis(bis(3,5-bis(trifluoromethyl)phenyl)phosphine]. A solid-state structure
中性的Rh(I)络合物-Xantphos的[Rh(κ 3 - P,O,P -Xantphos)CL] Ñ,4,和阳离子铑(III)的[Rh(κ 3 - P,O,P -Xantphos)( 1H)2 ] [巴˚F 4 ],2A,和铑[Rh(κ 3 - P,O,P -Xantphos -3,5--C 6 H ^ 3(CF 3)2)H)(2 ] [巴˚F 4 ] 2b进行了描述[Ar F = 3,5-(CF 3)2 C 6 H 3; Xantphos = 4,5-双(二苯基膦基)-9,9-二甲基x吨; Xantphos-3,5-C 6 H 3(CF 3)2 = 9,9-二甲基x吨-4,5-双(双(3,5-双(三氟甲基)苯基)膦]。固态结构2b选自C分离6 ħ 5 Cl溶液示出了κ 1 -chlorobenzene加成物,铑[Rh(κ 3 - P,O,P -Xantphos -3,5--C 6 H