Karl S. Hagen

Synthetic routes to iron sulfide (Fe2S2, Fe3S4, Fe4S4, and Fe6S9), clusters from the common precursor tetrakis(ethanethiolate)ferrate(2-) ion ([Fe(SC2H5)4]2-): structures and properties of [Fe3S4(SR)4]3- and bis(ethanethiolate)nonathioxohexaferrate(4-) ion ([Fe6S9(SC2H5)2]4-), examples of the newest types of Fe-S-SR clusters

Karl S. Hagen, Alan D. Watson, R. H. Holm · Journal of the American Chemical Society · 1983 · 200 citations

Natural Sciences, Materials Science, Inorganic Chemistry +15

Iron(II) Triflate Salts as Convenient Substitutes for Perchlorate Salts:  Crystal Structures of [Fe(H₂O)₆](CF₃SO₃)₂and Fe(MeCN)₄(CF₃SO₃)₂

Karl S. Hagen · Inorganic Chemistry · 2000 · 161 citations

Natural Sciences, Chemistry, Crystal Structure +11

X-ray Absorption Pre-Edge Studies of High-spin Iron(II) Complexes

Clayton R. Randall, Lijin Shu, Yu-Min Chiou et al. · Inorganic Chemistry · 1995 · 155 citations

Natural Sciences, Chemistry, Inorganic Chemistry +10

Definition of reaction sequences resulting in self-assembly of [Fe4S4(SR)4]2- clusters from simple reactants

Karl S. Hagen, John G. Reynolds, R. H. Holm · Journal of the American Chemical Society · 1981 · 148 citations

Natural Sciences, Chemistry, Materials Science +16

Iron(II) Polyamine Chemistry:  Variation of Spin State and Coordination Number in Solid State and Solution with Iron(II) Tris(2-pyridylmethyl)amine Complexes

Alain C. Diebold, Karl S. Hagen · Inorganic Chemistry · 1998 · 144 citations

Natural Sciences, Chemistry, Inorganic Chemistry +16