AAAAAA

   
Results: 1-25 | 26-42
Results: 1-25/42
Enantiopure polycycles by sequential cycloadditions
Authors: Wolter, M Borm, C Merten, E Wartchow, R Winterfeldt, E
Citation: M. Wolter et al., Enantiopure polycycles by sequential cycloadditions, EUR J ORG C, (21), 2001, pp. 4051-4060
Lithiated heterocycles as substrates for dianionic oxy-Cope rearrangements- Chelation accounts for regioselective enolate hydrolysis
Authors: Voigt, B Wartchow, R Butenschon, H
Citation: B. Voigt et al., Lithiated heterocycles as substrates for dianionic oxy-Cope rearrangements- Chelation accounts for regioselective enolate hydrolysis, EUR J ORG C, (13), 2001, pp. 2519-2527
Reactions of 1,2-diketones with vinyllithium: Addition reactions and dianionic oxy cope rearrangements of cyclic and acyclic substrates
Authors: Clausen, C Wartchow, R Butenschon, H
Citation: C. Clausen et al., Reactions of 1,2-diketones with vinyllithium: Addition reactions and dianionic oxy cope rearrangements of cyclic and acyclic substrates, EUR J ORG C, (1), 2001, pp. 93-113
Crystal structure of bis[(10,11-dihydro-dibenzo[b,f]azepin-5-yl)-2-methyl-propyl-dimethyl-ammonium] tetrachlorocuprate(II), (C20H27N2)(2)[CuCl4]
Authors: Kamel, LT El Essawi, M Wartchow, R Berthold, HJ
Citation: Lt. Kamel et al., Crystal structure of bis[(10,11-dihydro-dibenzo[b,f]azepin-5-yl)-2-methyl-propyl-dimethyl-ammonium] tetrachlorocuprate(II), (C20H27N2)(2)[CuCl4], Z KRIST-NEW, 216(3), 2001, pp. 359-360
Crystal structure of diindium digermanate, In-2(Ge2O7)
Authors: Pfeifer, A Wartchow, R Binnewies, M
Citation: A. Pfeifer et al., Crystal structure of diindium digermanate, In-2(Ge2O7), Z KRIST-NEW, 216(2), 2001, pp. 191-192
Crystal structure of (1S,2R,4S,5S)-5-ethynyl-2-hydroxymethy-1-azabicyclo[2.2.2]octane, (HC2)(HOCH2)(C7H11N)
Authors: Wartchow, R Frackenpohl, J Hoffmann, HMR
Citation: R. Wartchow et al., Crystal structure of (1S,2R,4S,5S)-5-ethynyl-2-hydroxymethy-1-azabicyclo[2.2.2]octane, (HC2)(HOCH2)(C7H11N), Z KRIST-NEW, 216(2), 2001, pp. 235-236
New cyclohexadienone derivatives: Preparation and chiral discrimination inhigh-pressure Diels-Alder cycloadditions
Authors: Tran-Huu-Dau, ME Wartchow, R Winterfeldt, E Wong, YS
Citation: Me. Tran-huu-dau et al., New cyclohexadienone derivatives: Preparation and chiral discrimination inhigh-pressure Diels-Alder cycloadditions, CHEM-EUR J, 7(11), 2001, pp. 2349-2369
Quassinoids and other constituents from Picrasma crenata
Authors: Krebs, HC Schilling, PJ Wartchow, R Bolte, M
Citation: Hc. Krebs et al., Quassinoids and other constituents from Picrasma crenata, Z NATURFO B, 56(3), 2001, pp. 315-318
Modes of xanthine complexation to dirhodium tetrakis[(R)-alpha-methoxy-alpha(trifluoromethyl)-phenylacetate] in solution and in the solid state
Authors: Rockitt, S Wartchow, R Duddeck, H Drabczynska, A Kiec-Kononowicz, K
Citation: S. Rockitt et al., Modes of xanthine complexation to dirhodium tetrakis[(R)-alpha-methoxy-alpha(trifluoromethyl)-phenylacetate] in solution and in the solid state, Z NATURFO B, 56(3), 2001, pp. 319-324
New carbene and vinylidene chelate complexes of cyclopentadienylcobalt bearing a phosphorus tether
Authors: Foerstner, J Kakoschke, A Goddard, R Rust, J Wartchow, R Butenschon, H
Citation: J. Foerstner et al., New carbene and vinylidene chelate complexes of cyclopentadienylcobalt bearing a phosphorus tether, J ORGMET CH, 617(1), 2001, pp. 412-422
Synthesis of enantiopure 1-azabicyclo[3.2.2]nonanes via stereoselective capture of chiral carbocations
Authors: Roper, S Frackenpohl, J Schrake, O Wartchow, R Hoffmann, HMR
Citation: S. Roper et al., Synthesis of enantiopure 1-azabicyclo[3.2.2]nonanes via stereoselective capture of chiral carbocations, ORG LETT, 2(12), 2000, pp. 1661-1664
Structure and mechanism in Cinchona alkaloid chemistry: Aqueous hydrolysisproceeds with complete inversion or complete retention of configuration
Authors: Braje, WM Holzgrefe, J Wartchow, R Hoffmann, HMR
Citation: Wm. Braje et al., Structure and mechanism in Cinchona alkaloid chemistry: Aqueous hydrolysisproceeds with complete inversion or complete retention of configuration, ANGEW CHEM, 39(12), 2000, pp. 2085
Crystal structure of (1S,2R,4S)-2-bromomethyl-1-azabicyclo[2.2.2]-octan-5-one, C8H12BrNO
Authors: Wartchow, R Frackenpohl, J Hoffmann, HMR
Citation: R. Wartchow et al., Crystal structure of (1S,2R,4S)-2-bromomethyl-1-azabicyclo[2.2.2]-octan-5-one, C8H12BrNO, Z KRIST-NEW, 215(3), 2000, pp. 435-436
Crystal structure of (1S,2R,5R,6R)-2-methoxy-6-(16-nitrophenylethynyl)-1-azabicyclo[3.2.2]nonane, C17H20N2O3
Authors: Frackenpohl, J Roper, S Hoffmann, HMR Wartchow, R
Citation: J. Frackenpohl et al., Crystal structure of (1S,2R,5R,6R)-2-methoxy-6-(16-nitrophenylethynyl)-1-azabicyclo[3.2.2]nonane, C17H20N2O3, Z KRIST-NEW, 215(3), 2000, pp. 437-438
Crystal structure of cobalt chromium germanium, CoCrGe
Authors: Wirringa, J Wartchow, R Binnewies, M
Citation: J. Wirringa et al., Crystal structure of cobalt chromium germanium, CoCrGe, Z KRIST-NEW, 215(2), 2000, pp. 197-198
Refinement of the crystal structure of diindium disilicate, In-2(Si2O7)
Authors: Patzke, GR Wartchow, R Binnewies, M
Citation: Gr. Patzke et al., Refinement of the crystal structure of diindium disilicate, In-2(Si2O7), Z KRIST-NEW, 215(1), 2000, pp. 15-16
Crystal structure of 1,8-dimethyl-7 alpha-methoxy-10 alpha-(triisopropylsilyloxy)-(2 beta)-12-oxatricyclo[6.3.1.0(2,7)]dodecane-3 beta,4 alpha-diol, [(C3H7)(3)SiO](CH3)(2)(OH)(2)(OCH3)(C11H12O)
Authors: Wittenberg, J Hoffmann, HMR Wartchow, R
Citation: J. Wittenberg et al., Crystal structure of 1,8-dimethyl-7 alpha-methoxy-10 alpha-(triisopropylsilyloxy)-(2 beta)-12-oxatricyclo[6.3.1.0(2,7)]dodecane-3 beta,4 alpha-diol, [(C3H7)(3)SiO](CH3)(2)(OH)(2)(OCH3)(C11H12O), Z KRIST-NEW, 215(1), 2000, pp. 153-154
Chiral allyl cations are captured by furan with 100 % stereoselectivity: Synthesis of enantiopure 2-alkoxy-8-oxabicyclo[3.2.1]oct-6-en-3-ones by low-temperature [4+3] cycloaddition
Authors: Stark, CBW Pierau, S Wartchow, R Hoffmann, HMR
Citation: Cbw. Stark et al., Chiral allyl cations are captured by furan with 100 % stereoselectivity: Synthesis of enantiopure 2-alkoxy-8-oxabicyclo[3.2.1]oct-6-en-3-ones by low-temperature [4+3] cycloaddition, CHEM-EUR J, 6(4), 2000, pp. 684-691
Reactions of cyclopropenone derivatives with a cyclopentadienylcobalt(I) chelate: Formation of a cobaltacyclobutenone and a transformation of 2,2-dimethoxycyclopropenone to methyl acrylate at cobalt
Authors: Foerstner, J Kakoschke, A Wartchow, R Butenschon, H
Citation: J. Foerstner et al., Reactions of cyclopropenone derivatives with a cyclopentadienylcobalt(I) chelate: Formation of a cobaltacyclobutenone and a transformation of 2,2-dimethoxycyclopropenone to methyl acrylate at cobalt, ORGANOMETAL, 19(11), 2000, pp. 2108-2113
Chemical vapor transport of intermetallic systems. 9 - Chemical transport of copper germanides and copper silicides
Authors: Wirringa, J Wartchow, R Binnewies, M
Citation: J. Wirringa et al., Chemical vapor transport of intermetallic systems. 9 - Chemical transport of copper germanides and copper silicides, Z ANORG A C, 626(6), 2000, pp. 1473-1477
Synthesis, crystal structure, and magnetic properties of TbAl3Cl12
Authors: Patzke, GR Wartchow, R Urland, W
Citation: Gr. Patzke et al., Synthesis, crystal structure, and magnetic properties of TbAl3Cl12, Z ANORG A C, 626(3), 2000, pp. 789-792
Recalcitrant S(N)2 displacements at carbon C9 of quincorine and quincoridine: 1,2-amino halides and mesylates with configurationally rigid nitrogen
Authors: Schrake, O Franz, MH Wartchow, R Hoffmann, HMR
Citation: O. Schrake et al., Recalcitrant S(N)2 displacements at carbon C9 of quincorine and quincoridine: 1,2-amino halides and mesylates with configurationally rigid nitrogen, TETRAHEDRON, 56(26), 2000, pp. 4453-4465
Syntheses, molecular structures, and vibrational spectra of chloropentacarbonylrhodium(III) and -iridium(III) undecafluorodiantimonate(V), [Rh(CO)(5)Cl][Sb2F11](2) and [Ir(CO)(5)Cl][Sb2F11](2): An experimental and density functional study
Authors: Willner, H Bach, C Wartchow, R Wang, CQ Rettig, SJ Trotter, J Jonas, V Thiel, W Aubke, F
Citation: H. Willner et al., Syntheses, molecular structures, and vibrational spectra of chloropentacarbonylrhodium(III) and -iridium(III) undecafluorodiantimonate(V), [Rh(CO)(5)Cl][Sb2F11](2) and [Ir(CO)(5)Cl][Sb2F11](2): An experimental and density functional study, INORG CHEM, 39(9), 2000, pp. 1933-1942
Bis(carbonyl)platinum(II) derivatives: Molecular structure of cis-Pt(CO)(2)(SO3F)(2), complete vibrational analysis of cis-Pt(CO)(2)Cl-2, and attempted synthesis of cis-Pt(CO)(2)F-2
Authors: von Ahsen, B Wartchow, R Willner, H Jonas, V Aubke, F
Citation: B. Von Ahsen et al., Bis(carbonyl)platinum(II) derivatives: Molecular structure of cis-Pt(CO)(2)(SO3F)(2), complete vibrational analysis of cis-Pt(CO)(2)Cl-2, and attempted synthesis of cis-Pt(CO)(2)F-2, INORG CHEM, 39(20), 2000, pp. 4424-4432
Synthesis of 10,11-didehydro Cinchona alkaloids and key derivatives
Authors: Braje, WM Frackenpohl, J Schrake, O Wartchow, R Beil, W Hoffmann, HMR
Citation: Wm. Braje et al., Synthesis of 10,11-didehydro Cinchona alkaloids and key derivatives, HELV CHIM A, 83(4), 2000, pp. 777-792
Risultati: 1-25 | 26-42