FIELD: chemistry.
SUBSTANCE: method is characterized by that ethene and ethyne react with each other in the presence of at least one transition metal catalyst containing a ruthenium element, wherein the transition metal catalyst containing the ruthenium element used is at least one substance from the group of the following: M1 = benzylidene[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene]dichloro(tricyclohexylphosphine)ruthenium, M2 = bis(tricyclohexylphosphine)-[(phenylthio)methylene]ruthenium (II) dichloride, M3 = 1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidene[2-(is-propoxy)-5-(N,N-di-MeNH2SO2)phenyl]methylenruthenium (II) dichloride, M4 = bis(tricyclohexylphosphine)-3-phenyl-1H-indene-1-ylidenruthenium (II) dichloride, M5 = benzylidene-bis(tricyclohexylphosphine)dichloro-rhodium, M6 = dichloro(o-isopropoxyphenylmethylene)(tricyclohexylphosphine)ruthenium (II), M7 = (1,3-bis-(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(o-isopropoxyphenylmethylene)ruthenium, M8 = tricyclohexylphosphine[4,5-dimethyl-1,3-bis(2,4,6-trimethylphenyl)imidazol-2-ylidene][2-thienylmethylene]ruthenium (II) dichloride, M9 = tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)imidazol-2-ylidene][3-phenyl-1H-indene-1-ylidene]ruthenium (II) dichloride, M10 = [1,3-bis(2,6-di-iso-propylphenyl)-4,5-dihydroimidazol-2-ylidene]-[2-isopropoxy-5-(trifluoroacetamido)phenyl]methylenruthenium (II) dichloride , M11 = tri(iso-propoxy)phosphine(3-phenyl-1H-inden-1-ylidene)[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidene]ruthenium (II) dichloride, M12 = tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)imidazol-2-ylidene][2-thienylmethylene]ruthenium (II) dichloride, M13 = 3-phenyl-1H-inden-1-ylidene[bis(isobutylphobane)]ruthenium (II) dichloride, M14 = dichloro[1,3-bis(2-methylphenyl)-2-imidazolidinylidene] - (benzylidene) (tricyclohexylphosphine) ruthenium (II), M15 = dichloro[1,3-bis(2-methylphenyl)-2-imidazolidinylidene](2-isopropoxy-phenylmethylene)ruthenium (II). Invention also relates to use of catalyst.
EFFECT: invention relates to a method of producing 1,3-butadiene.
9 cl, 1 dwg, 3 ex, 1 tbl
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