Zobrazeno 1 - 10
of 63
pro vyhledávání: '"Bernd Nuber"'
Publikováno v:
The Journal of Organic Chemistry. 66:2769-2777
The syntheses and the electrochemical behavior of the monomeric peralkylated hexaamino(1,3)metacyclophane 4, the dimeric dodecaamino(1,3)cyclophane 5a, and the dodecaamino(1,3,5)cyclophane 6 are described. Electrochemical measurements show that the h
Publikováno v:
European Journal of Inorganic Chemistry. 1999:777-783
The copper(I) compounds [Cu(dppe)2]X [X = BF4−, I−; dppe = 1,2-bis(diphenylphosphanyl)ethane], [Cu(dppp)2]X [X = BF4−,I−; dppp = 1,3-bis(diphenylphosphanyl)propane], [Cu2(dppe)3I2], and [Cu2(dppe)2I2] have been prepared and their structural p
Autor:
Claude Moïse, Philippe Sauvageot, Bernd Nuber, André Sadorge, Jean-Claude Leblanc, Marek M. Kubicki
Publikováno v:
Organometallics. 18:2133-2138
The complex Cp‘2Ta(H)(OCOCF3)2 (2) is synthesized by the acidolysis of Cp‘2TaH3 (1) (Cp‘ = η5-tBuC5H4) in the presence of an excess of trifluoroacetic acid. 1 undergoes a loss of H- upon the reacti...
Autor:
Jean-Claude Leblanc, André Sadorge, Walter Meier, Henri Brunner, Bernd Nuber, Sandrine Rigny, Dominique Lucas, Yves Mugnier, Claude Moïse, Joachim Wachter
Publikováno v:
Journal of Organometallic Chemistry. 566:203-210
Reaction of Cp*2NbCl2 (Cp*=η5-C5Me5) with KOH or Ba(OH)2·8H2O in THF forms the complexes Cp*2Nb(O)X (X=Cl: 2, H: 3). The ratio of 2 and 3 depends on the stoichiometry. If NaOMe is added or MeOH in solution Cp*2Nb(O)OMe 4 is formed in good yie
Publikováno v:
European Journal of Inorganic Chemistry. 1998:43-54
Allylation of 1,5-dimethylbarbituric acid (BS) with allyl acetate using in situ catalysts of palladium(II) acetylacetonate and chiral phosphane imine ligands results in the enantioselective formation of 5-allyl-1,5-dimethylbarbituric acid (ABS) as th
Publikováno v:
Journal of the Chemical Society, Dalton Transactions. :1187-1194
The heterobimetallic diastereoisomer complexes [X(η 5 -C 5 H 5 )Mo{(η 5 -C 5 H 4 )PPh(o-C 6 H 4 )}M(CO) 5 ] (X = Cl 1 and 1′ or I 2 and 2′; M = Cr a, Mo b or W c) containing an orthometallated cyclopentadienylphosphine bridge have been prepared
Publikováno v:
Organometallics. 15:3616-3624
The reaction of [(η6-C6H6)RuCl2]2 with the sodium salt of (+)-(S)-N-(1-phenylethyl)pyrrolecarbaldimine (HLL*) in CH2Cl2 yielded a mixture of the two diastereomers (SRu,SC)- and (RRu,SC)-[(η6-C6H6)R...
Publikováno v:
Journal of Organometallic Chemistry. 518:47-53
The chloride ligand in the diastereomer mixture ( R Ru , S C )- and (S Ru ,S C )-[(η 6 - C 6 H 6 ) Ru ( LL ∗ ) Cl ] , 1a and 1b (ratio 86:14), was abstracted in acetone at −30 to −40°C by AgPF 6 [HLL ∗ = ( S )-(1-phenylethyl)salicylaldimine
Autor:
Günther Gehart, Dominique Lucas, Erwin Lehrl, Henri Brunner, Bernd Nuber, Yves Mugnier, Joachim Wachter, Walter Meier, Marek M. Kubicki, Bernhard Stubenhofer
Publikováno v:
Journal of Organometallic Chemistry. 510:291-295
Irradiation of Cp 2 ∗ Nb(η 2 S 2 )H (Cp ∗ = C 5 Me 5 ) 1a in the presence of Fe(CO) 5 gives the CO-free complex [Cp 2 ∗ NbS 2 ] 2 Fe 2a . The core of 2a contains an FeS 4 tetrahedron which is ligated by two niobocene ligands as shown by X-r
Publikováno v:
J. Chem. Soc., Dalton Trans.. :1499-1508
The reaction of [{Ru(η6-C6H6)Cl2}2] with the sodium salt of (S)-N-(1-phenylethyl)salicylideneamine (HL–L) in CH2Cl2 led to a diastereomer mixture of (RRu,SC)- and (SRu,SC)-[Ru(η6-C6H6)(L–L)Cl]1a and 1b, in a ratio of 86 : 14. Mediated by AgPF6