Product-Derived Bimetallic Palladium Complex Catalyzes Direct Carbonylation of Sulfonylazides

2016 ◽  
Vol 55 (18) ◽  
pp. 5545-5549 ◽  
Author(s):  
Jin Zhao ◽  
Zongyang Li ◽  
Shaole Song ◽  
Ming-An Wang ◽  
Bin Fu ◽  
...  
2016 ◽  
Vol 128 (18) ◽  
pp. 5635-5639 ◽  
Author(s):  
Jin Zhao ◽  
Zongyang Li ◽  
Shaole Song ◽  
Ming-An Wang ◽  
Bin Fu ◽  
...  

2008 ◽  
Vol 86 (10) ◽  
pp. 976-981 ◽  
Author(s):  
Sharon L Caldwell ◽  
Joe B Gilroy ◽  
Rajsapan Jain ◽  
Evan Crawford ◽  
Brian O Patrick ◽  
...  

Oxidation of 2,5-bis(diphenylphosphino)-1,4-hydroquinone (8) with iodobenzene diacetate produces the corresponding bis(phosphine) substituted benzoquinone (9), the first phosphine-substitued quinone. Cyclic voltammetry studies reveal that the redox functionality of the quinone unit in 9 is retained, and the reduction potentials render this compound slightly more easily reduced than the parent p-benzoquinone. Reaction of the precursor hydroquinone 8 with Pd(hfac)2 affords a binuclear complex 10 with the hydroquinonate ligand bridging two Pd(hfac) substrates. The redox activity of the bridging dioxolene ligand is retained in complex 10, although there are significant changes in the redox potentials relative to those of the free quinone 9. Chemical oxidation of 10 with AgPF6 yields a persistent cationic complex 11, which, based on EPR and electronic spectroscopy, can be formulated as containing a bridging semiquinone ligand.Key words: p-quinones, phosphines, bridging ligands, redox properties.


2006 ◽  
Vol 25 (14) ◽  
pp. 3345-3351 ◽  
Author(s):  
James W. Raebiger ◽  
Jeffrey W. Turner ◽  
Bruce C. Noll ◽  
Calvin J. Curtis ◽  
Alex Miedaner ◽  
...  

ChemInform ◽  
2016 ◽  
Vol 47 (36) ◽  
Author(s):  
Jin Zhao ◽  
Zongyang Li ◽  
Shaole Song ◽  
Ming-An Wang ◽  
Bin Fu ◽  
...  

2018 ◽  
Vol 862 ◽  
pp. 1-6 ◽  
Author(s):  
Jin Zhang ◽  
Baoyan Xing ◽  
Jianguo Zhao ◽  
Guibin Ma ◽  
Robert McDonald ◽  
...  

ChemInform ◽  
2015 ◽  
Vol 46 (35) ◽  
pp. no-no
Author(s):  
Zhong-Lin Tao ◽  
Xing-Han Li ◽  
Zhi-Yong Han ◽  
Liu-Zhu Gong

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