Ken-ichiro Sugawara

发表

Di- and tri-valent chlorochromium complexes bearing hydrotris(3,5-diisopropylpyrazolyl)borato ligand (TpiPr2), TpiPr2CrCln(L) (n = 1, 2) and [TpiPr2Cr(μ-Cl)]2: flexible coordination behavior of the TpiPr2 ligand and reduction features of Cr(II) species

S. Hikichi, M. Akita, Ken-ichiro Sugawara, 2002 .

A peroxochromium complex, TpiPr2Cr(O2)2, obtained by oxidative dehydrative condensation between a dihydroxochromium complex and H2O2[TpiPr2= hydrotris(3,5-diisopropylpyrazolyl)borato]

S. Hikichi, M. Akita, Ken-ichiro Sugawara, 2003 .

Insertion of Strongly Electron Withdrawing Cyanoolefins into the C−H Bond in Pentamethylcyclopentadienyl−Rhodium(III) and −Iridium(III) Complexes Containing P−O or P−O−O‘ Coordinations

Xiao-Hong Han, Yasuhiro Yamamoto, T. Tanase, 2001 .

Pentamethylcyclopentadienylrhodium(III) and -iridium(III) Complexes Showing P,O Coordination: Unprecedented Insertion of tcne and tcnq into a C-H Bond.

Xiao-Hong Han, Yasuhiro Yamamoto, Ken-ichiro Sugawara, 1999, Angewandte Chemie.

Metal-assisted preparation of the alkenyl ketone and carbonyl complexes from 1-alkyne and H2O: C–C triple bond cleavage of terminal alkyne

K. Tatsumi, Yasuhiro Yamamoto, Kenichi Ogata, 2006 .

Dichloromethane Activation by Chlorochromium(II) Complexes with TpiPr2: Generation of an Electrophilic Cr–Methylene Species without the Action of an External Cl-Abstraction Reagent

S. Hikichi, M. Akita, Ken-ichiro Sugawara, 2001 .

Reactions of bis[dichloro(pentamethylcyclopentadienyl)rhodium(III) and -iridium(III)] with aromatic phosphine bearing a methoxy group at an ortho-position: double insertion of 1-alkynes into a RhO bond

Yasuhiro Yamamoto, Ken-ichiro Sugawara, Masateru Kakeya, 2002 .

Novel single or double insertion of alkynes into rhodium– and iridium–oxygen or –phosphorus atom bonds and transannular addition of 1-alkynes between the rhodium atom and the ipso-carbon atom of the phosphorus ligand

Xiao-Hong Han, Yasuhiro Yamamoto, Ken-ichiro Sugawara, 2002 .

Novel insertion of ethynylbenzene derivatives bearing an electron-withdrawing substituent at the 4-position into a P–C bond and their transannular insertion between a metal atom and an ipso-carbon atom of the phosphine ligand

Yasuhiro Yamamoto, Ken-ichiro Sugawara, 2000 .