Hydroamination: direct addition of amines to alkenes and alkynes

TE Muller, KC Hultzsch, M Yus, F Foubelo… - Chemical …, 2008 - ACS Publications
Nitrogen-containing compounds, such as amines, enamines, and imines, are valuable and
commercially important bulk chemicals, specialty chemicals, and pharmaceuticals. 1 Among …

Transition-metal-catalyzed addition of heteroatom− hydrogen bonds to alkynes

F Alonso, IP Beletskaya, M Yus - Chemical Reviews, 2004 - ACS Publications
The addition of heteroatom-hydrogen (Het-H) bonds across the carbon-carbon triple bond,
catalyzed by transition-metal complexes, is one of the most interesting and intriguing …

Catalytic transamidation reactions compatible with tertiary amide metathesis under ambient conditions

NA Stephenson, J Zhu, SH Gellman… - Journal of the American …, 2009 - ACS Publications
The carbon− nitrogen bond of carboxamides is extremely stable under most conditions. The
present study reveals that simple zirconium− and hafnium− amido complexes are highly …

Organolanthanide-catalyzed intramolecular hydroamination/cyclization of aminoalkynes

Y Li, TJ Marks - Journal of the American Chemical Society, 1996 - ACS Publications
This contribution reports the efficient and regiospecific Cp '2LnCH (SiMe3) 2 (Ln= La, Nd,
Sm, Lu; Cp '= η5-Me5C5)-and Me2SiCp ''2LnCH (SiMe3) 2 (Ln= Nd, Sm; Cp ''= η5-Me4C5) …

Diverse mechanistic pathways and selectivities in organo-F-element-catalyzed hydroamination. Intermolecular Organolanthanide-Catalyzed Alkyne and Alkene …

Y Li, TJ Marks - Organometallics, 1996 - ACS Publications
Lanthanide metallocenes catalyze the regiospecific intermolecular addition of primary
amines to acetylenic, olefinic, and diene substrates at rates which are∼ 1/1000 those of the …

Designing catalysts for nitrene transfer using early transition metals and redox-active ligands

AF Heyduk, RA Zarkesh, AI Nguyen - Inorganic Chemistry, 2011 - ACS Publications
In this Forum Article, we discuss the use of redox-active pincer-type ligands to enable
multielectron reactivity, specifically nitrene group transfer, at the electron-poor metals …

Highlights in the renaissance of amidometal chemistry

R Kempe - Angewandte Chemie International Edition, 2000 - Wiley Online Library
Turning a disadvantage to an advantage: The rather disappointing reactivity of the metal–
nitrogen bond in comparison to the metal–carbon bond resulted in the neglect of …

Synthesis and properties of high-valent organouranium complexes containing terminal organoimido and oxo functional groups. A new class of organo-f-element …

DSJ Arney, CJ Burns - Journal of the American Chemical Society, 1995 - ACS Publications
Monoimido derivatives of uranium (IV) have been prepared by both metathesis and direct
protonation routes. The reaction of lithium anilide with (^-CsMeshUMeCl in the presence of …

Selectivities in Hydrocarbon Activation:  Kinetic and Thermodynamic Investigations of Reversible 1,2-RH-Elimination from (silox)2(tBu3SiNH)TiR (silox = tBu3SiO)

JL Bennett, PT Wolczanski - Journal of the American Chemical …, 1997 - ACS Publications
Addition of 2.0 equiv of Na (silox) to TiCl4 (THF) 2 afforded (silox) 2TiCl2 (1), which yielded
(silox) 2 (tBu3SiNH) TiCl (2-Cl) upon treatment with tBu3SiNLi. Grignard or alkyllithium …

Recent advances in organothorium and organouranium catalysis

T Andrea, MS Eisen - Chemical Society Reviews, 2008 - pubs.rsc.org
In this critical review we summarize the latest results obtained during the last decade
concerning the catalytic activities of organoactinide complexes. We begin with a brief …