ortho-Cycloalkyl substituted N,N'-diaryliminoacenaphthene-Ni(ii) catalysts for polyethylene elastomers; exploring ring size and temperature effects.
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DOI: 10.1039/c7dt03362a
Abstract: A family of six unsymmetrical N,N'-diiminoacenaphthene-nickel(ii) bromide complexes, [1-{2,6-(Ph2CH)2-4-MeC6H2N}-2-(ArN)C2C10H6]NiBr2 (Ar = 2-(C6H11)-6-MeC6H2Ni1, 2-(C5H9)-6-MeC6H2Ni2, 2-(C8H15)-6-MeC6H2Ni3, 2-(C6H11)-4,6-Me2C6H2Ni4, 2-(C5H9)-4,6-Me2C6H2Ni5, 2-(C8H15)-4,6-Me2C6H2Ni6), each bearing one ring-size variable 4-R-2-methyl-6-cycloalkyl-substituted N-aryl group and one N'-4-methyl-2,6-dibenzhydrylphenyl group, have been prepared and fully characterized.… read more here.
Keywords: cycloalkyl substituted; ortho cycloalkyl; substituted diaryliminoacenaphthene; cycloalkyl ... See more keywords
Probing the effect of ortho-cycloalkyl ring size on activity and thermostability in cycloheptyl-fused N,N,N-iron ethylene polymerization catalysts.
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DOI: 10.1039/c9dt04325j
Abstract: The syntheses of six bis(imino)-5,6,7,8-tetrahydrocycloheptapyridine-iron(ii) chloride complexes, [2-{(Ar)NCMe}-9-{N(Ar)}C10H10N]FeCl2 (Ar = 2-(C5H9)-6-MeC6H3 Fe1, 2-(C6H11)-6-MeC6H3 Fe2, 2-(C8H15)-6-MeC6H3 Fe3, 2-(C5H9)-4,6-Me2C6H2 Fe4, 2-(C6H11)-4,6-Me2C6H2 Fe5, 2-(C8H15)-4,6-Me2C6H3 Fe6), are reported in which the ring size of the ortho-cycloalkyl group has been… read more here.
Keywords: ortho cycloalkyl; iron; ethylene polymerization; ring size ... See more keywords