Facile heterolytic cleavage of dihydrogen by phosphines and boranes

被引：717

作者：

Welch, Gregory C. ^{[1
]}

Stephan, Douglas W. ^{[1
]}

机构：

[1] Univ Windsor, Dept Chem & Biochem, Windsor, ON N9B 3P4, Canada

来源：

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY | 2007年 / 129卷 / 07期

关键词：

D O I：

10.1021/ja067961j

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

The facile heterolytic cleavage of H-2 is readily achieved at room temperature by the cooperative action of the Lewis acidic borane and Lewis basic phosphine, where the steric congestion precludes quenching of the acid and base via adduct formation.

引用

页码：1880 / +

页数：3

共 27 条

[1]

[Anonymous], TRANSITION METAL HYD

[2] B(C6F5)3-catalyzed hydrosilation of imines via silyliminium intermediates [J].

Blackwell, JM ;

Sonmor, ER ;

Scoccitti, T ;

Piers, WE .

ORGANIC LETTERS, 2000, 2 (24) :3921-3923

[3] Rhodium-catalyzed dehydrocoupling of fluorinated phosphine-borane adducts: Synthesis, characterization, and properties of cyclic and polymeric phosphinoboranes with electron-withdrawing substituents at phosphorus [J].

Clark, TL ;

Rodezno, JM ;

Clendenning, SB ;

Aouba, S ;

Brodersen, PM ;

Lough, AJ ;

Ruda, HE ;

Manners, I .

CHEMISTRY-A EUROPEAN JOURNAL, 2005, 11 (15) :4526-4534

[4] DIHYDROGEN COMPLEXES - SOME STRUCTURAL AND CHEMICAL STUDIES [J].

CRABTREE, RH .

ACCOUNTS OF CHEMICAL RESEARCH, 1990, 23 (04) :95-101

[5] Dihydrogen bonding: Structures, energetics, and dynamics [J].

Custelcean, R ;

Jackson, JE .

CHEMICAL REVIEWS, 2001, 101 (07) :1963-1980

[6] B(C6F5)3-catalyzed formation of B-P bonds by dehydrocoupling of phosphine-boranes [J].

Denis, JM ;

Forintos, H ;

Szelke, H ;

Toupet, L ;

Pham, TN ;

Madec, PJ ;

Gaumont, AC .

CHEMICAL COMMUNICATIONS, 2003, (01) :54-55

[7] Elongated dihydrogen complexes:: what remains of the H-H Bond? [J].

Heinekey, DM ;

Lledós, A ;

Lluch, JM .

CHEMICAL SOCIETY REVIEWS, 2004, 33 (03) :175-182

[8] Structural motifs and reactivity of small molecules containing subvalent Group 13 elements: matrix isolation and quantum chemical studies [J].

Himmel, HJ .

DALTON TRANSACTIONS, 2003, (19) :3639-3649

[9] Probing the reactivity of aluminum(I) compounds:: The reaction of pentamethylcyclopentadienyl-aluminum, Al[C5(CH3)5], monomers with dihydrogen in a solid Ar matrix to give the new aluminum hydride molecule H2Al[C5(CH3)5] [J].

Himmel, HJ ;

Vollet, J .

ORGANOMETALLICS, 2002, 21 (26) :5972-5977

[10] Heterogeneous or homogeneous catalysis? Mechanistic studies of the rhodium-catalyzed dehydrocoupling of amine-borane and phosphine-borane adducts [J].

Jaska, CA ;

Manners, I .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2004, 126 (31) :9776-9785

← 1 2 3 →