Zobrazeno 1 - 8 of 8 pro vyhledávání: '"James G. Toerien"'
1
Carbene complexes of FeII prepared from a precursor complex containing a remote nucleophilic heteroatom
Autor: Helgard G. Raubenheimer, Mieke Desmet, James G. Toerien, Gert J. Kruger
Publikováno v: Journal of Organometallic Chemistry. 479:c12-c15
The complex [(η5-C5H5)Fe(CO)2Cl] reacts with isothiazol-5-yl-lithium to form [(η5-C5H5)Fe(CO) 2( CCHCHNS )] (1). Treatment of 1 with CF3SO3H or CF3SO3Me gives the cationic organo(thio)- carbene complexes [(η5-C5H5)Fe(CO)2( CCHCHN(R)S )][SO3CF3] (R
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2d13ef5995c258d18f124fb1864af226
https://doi.org/10.1016/0022-328x(94)84119-5
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2
Characterization of mono(carbene) and bis(carbene) complexes of gold(I) derived from lithiated pyridine
Autor: James G. Toerien, Gert J. Kruger, Werner E. van Zyl, Helgard G. Raubenheimer, Pierre J. Olivier, Ronald Otte
Publikováno v: Journal of Organometallic Chemistry. 466:291-295
The carbene complexes [Au(¯CNHCH=¯CHCH=¯C>H)Cl] ( 2 ) and [Au(¯CN(R) ¯CH=¯CHCH=¯C>H) 2 ][X] (R = H, X = Cl ( 4 )) (R = Me, X = CF 3 SO 3 ( 5 ) are formed when the products of the reactions between [Au(THT)Cl] (THT = tetrahydrothiophene) and 2-
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d1bf8492765e80a93df54b6f8fa01f6e
https://doi.org/10.1016/0022-328x(94)88058-1
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3
Bis(allyl) ruthenium(IV) complexes. Part 2. Ruthenium complexes containing σ- and µ-pyrazine and σ- and µ-bis(diphenylphosphino)methane (dppm) ligands. Crystal structures of [{Ru(η3:η3-C10H16)Cl2}2(µ-dppm)]·Me2CO·CH2Cl2and [{Ru(η3:η3-C10H16)Cl2}{Ru(η6-C6H6)Cl2}(µ-dppm)]·1.5CHCl3
Autor: Petrus H. van Rooyen, James G. Toerien
Publikováno v: J. Chem. Soc., Dalton Trans.. :2693-2702
Reaction of [{Ru(η3:η3-C10H16)(µ-Cl)Cl}2]1(C10H16= 2,7-dimethyloctadienediyl) with one equivalent of pyrazine (pyz) or bis(diphenylphosphino)methane (dppm) leads to the formation of the neutral dimeric products [{Ru(η3:η3-C10H16)Cl2}2(µ-pyz)]2a
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5afa3c96e6d43c6bebc2410ef2815871
https://doi.org/10.1039/dt9910002693
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4
Bis(allyl) ruthenium(IV) complexes. Part 1. Synthesis of complexes containing four-membered ruthenium heterocycles. Crystal structure of [Ru(η3:η3-C10H16)-(SNC7H4S–2)Cl]
Autor: Petrus H. van Rooyen, James G. Toerien
Publikováno v: J. Chem. Soc., Dalton Trans.. :1563-1568
The dimer [{Ru(η3:η3–C10H16)(µ–Cl)Cl}2]1(C10H16= 2,7-dimethyloctadienediyl) reacts with benzothiazole-2-thiol and pyridine-2-thiol and pyridine-2-thiol to give, as intital products, [Ru(η3:η3-C10H16)(SNC7H4SH-2)Cl2]2 and [Ru(η3:η3-C10H16)(
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5b713bcd114b024eb35931d63fc4d102
https://doi.org/10.1039/dt9910001563
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7
Formation and characterization of neutral and cationic amino(thio)carbene complexes of gold(I) from thiazolyl precursors
Autor: Gert J. Kruger, Werner E. van Zyl, Ronald Otte, Pierre J. Olivier, Itha Taljaard, Helgard G. Raubenheimer, Lorna Linford, James G. Toerien, Fred Scott
Publikováno v: Journal of the Chemical Society, Dalton Transactions. :2091
Benzothiazole-2-yl-, 4-methylthiazolyl- and thiazolyl-lithium reacted with [AuCl(tht)](tht = tetrahydrothiophene) to form bis(thiazolyl)aurate compounds which can be protonated or alkylated to give mono- and bis-(carbene) complexes of the type [Au([g
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::74164e9cf2a3cda2e545362da54f13b1
https://doi.org/10.1039/dt9940002091
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8
The chemistry of vitamin B12. Part 28. Crystal structure of dicyanocobyrinic acid heptamethyl ester and its interaction with alcohols: the effects of hydrogen bonding to co-ordinated cyanide
Autor: James G. Toerien, M. Salim Shaikjee, John M. Pratt, Anthony J. Markwell
Publikováno v: Journal of the Chemical Society, Dalton Transactions. :1349
An X-ray structural analysis of the PriOH adduct of dicyanocobyrinic acid heptamethyl ester [monoclinic, space group P21, a= 16.332(6), b=13.252(5), c= 14.475(5)A, β= 109.75(3)°, and Z= 2] has shown that one cyanide is H-bonded to the PriOH while t
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::657d0fef3708545aa86ec88df9b56f1d
https://doi.org/10.1039/dt9870001349
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