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pro vyhledávání: '"35"'
Publikováno v:
Journal of the American Chemical Society. 106:124-130
Quand les complexes de type L n M(CH 3 CO)(RCO)BF 2 sont traites avec KH, ou la tetramethylpiperidine, un proton est elimine du coordinat acetyl pour donner des complexes η 3 -allyl anioniques de type {L n M[η 3 -CH 2 COCO(R)BF 2 ]} − . Etude RX
Autor:
Anne K. Hickey, Daniel J. Mindiola, Jennifer Scott, Maren Pink, Marco G. Crestani, Hongjun Fan, Benjamin F. Wicker
Publikováno v:
Journal of the American Chemical Society. 134(49)
The anilide-methyl complex (PNP)Sc(NH[DIPP])(CH(3)) (1) [PNP(-) = bis(2-diisopropylphosphino-4-tolyl)amide, DIPP = 2,6-diisopropylphenyl] eliminates methane (k(avg) = 5.13 × 10(-4) M(-1) s(-1) at 50 °C) in the presence of pyridine to generate the t
Publikováno v:
Journal of the American Chemical Society. 131:10406-10420
Reaction of UCl(4)(THF)(4) with 1,3-[2,5-(i-Pr)(2)PhNC( horizontal lineCH(2))](2)C(6)H(4)Li(2) produced a complex formulated as [{1,3-[2,5-(i-Pr)(2)PhNC( horizontal lineCH(2))](2)C(6)H(4)}UCl(3)][Li(THF)(4)] (1) that exhibits a nonagostic interaction
Publikováno v:
Journal of the American Chemical Society. 132:10021-10023
The preparation of tantalaziridine-hydride complex (Ar[(t)BuCH(2)]N)(2)(eta(2)-(t)Bu(H)CNAr)TaH (1) is reported (Ar = 3,5-Me(2)C(6)H(3)). While stable for months in the solid state at -35 degrees C, in solution this complex undergoes partial conversi
Publikováno v:
Journal of the American Chemical Society. 118:3643-3655
[N3N]TaPPh ([N3N]3- = [(Me3SiNCH2CH2)3N]3-) reacts with excess lithium metal in tetrahydrofuran to give “[N3N]TaPLi”, as judged by NMR studies and by reactions with RX at −35 °C to afford the phosphinidene complexes [N3N]TaPR (R = Me, n-Bu, Si
Publikováno v:
Journal of the American Chemical Society. 118:9831-9840
Photostimulated additions of tert-butylmercury halides to 1,6-dienes and enynes, including (CH2CHCH2)2X with X = CH2, C(COEt)2, O, or NCH2CHCH2, form the primary alkylmercury halides resulting from 5-exo-cyclizations of the adduct radicals, t-BuCH2CH
Publikováno v:
Journal of the American Chemical Society. 128(45)
Reaction of trans-[Ru(VI)(L)(O)(2)](2+) (1, L = 1,12-dimethyl-3,4:9,10-dibenzo-1,12-diaza-5,8-dioxacyclopentadecane, a tetradentate macrocyclic ligand with N(2)O(2) donor atoms) with nitrite in aqueous solution or in H(2)O/CH(3)CN produces the corres
Publikováno v:
Journal of the American Chemical Society. 128(25)
Nickel complexes having a bulky tri(sec-alkyl)phosphine ligand catalyze hydroheteroarylation of alkynes at 35 degrees C. Selective activation of an Ar-H bond over an Ar-CN bond of N-protected 3-cyanoindoles is achieved by a proper choice of ligand an
Autor:
Adam S. Veige, Soumya Sarkar, Adam R. Carlson, Khalil A. Abboud, Joseph M. Falkowski, Melanie K. Veige
Publikováno v:
Journal of the American Chemical Society. 130:1116-1117
The new terphenyl pincer precursor 3,3‘ ‘-di-tert-butyl-1,1‘:3‘,1‘ ‘-terphenyl-2,2‘ ‘-diol (1) is examined for its ability to support early transition metals as a trianionic ligand. Metalation proceeds smoothly at −35 °C with Mo(NM
Publikováno v:
Journal of the American Chemical Society. 128:15562-15563
Intermolecular arene C-H activation mediated by a divalent nickel species under extremely mild conditions is described. The reactions of either Ni(COD)2 with H[N(o-C6H4PR2)2] (H[R-PNP]; R = iPr, Cy) in benzene at room temperature or [R-PNP]NiCl with