hydrogen bromide; 3-chloro-benzenecarboperoxoic acid in toluene T=0 - 20°C; Inert atmosphere;

sodium hydroxide; dihydrogen peroxide; dichloro(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) in tetrahydrofuran To a soln. of haloalkene is added 9-BBN at 0°C, mixt. is stirred for 5 h at room temp., catalyst and aq. NaOH are added, after refluxing for 14 h, the unreacted borane is oxidized with H2O2 for 1h.; Isolated by chromy. over silica gel with hexane-ether, identified by IR,(1)H NMR, mass spectrometry, elem. anal.;

sodium hydroxide; 9-borabicyclo[3.3.1]nonane dimer; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride 1.) THF, r.t., 5 h; 2.) reflux, 14 h; Yield given. Multistep reaction;

copper(l) iodide; bipyridine in tetrahydrofuran; benzene

1: trans vinyl bromide With iodine; magnesium in tetrahydrofuran T=-78°C; Inert atmosphereReflux; 2: 1-bromo-2-(bromomethyl)benzene With [2,2']bipyridinyl; copper(l) iodide in tetrahydrofuran; toluene T=0 - 20°C; Inert atmosphere;

1: 1-bromo-2-iodo-benzene With chloro-trimethyl-silane; zinc in tetrahydrofuran T=70°C; 48 h; 2: 3-chloroprop-1-ene With bis(dibenzylideneacetone)-palladium(0) in tetrahydrofuran T=0°C; 0.166667 h;

(i) Mg, ether, (ii) /BRN= 605308/; Multistep reaction;

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in N,N-dimethyl-formamide Heating;

1: 1-bromo-2-(prop-2-enyl)benzene With n-butyllithium in tetrahydrofuran; hexane T=-78°C; Inert atmosphere; 2: N,N-dimethyl-formamide in tetrahydrofuran; hexane T=-78 - 20°C; Inert atmosphere;