ライフサイエンスコーパス: diimine

1 nanthroline, phi = 9, 10-phenanthrenequinone diimine).

2 9 decomposes to CO(2) and benzil diimine.

3 ond of the diimine or into a C-H bond of the diimine.

4 oducts of the coupling reaction provided the diimines 2.

5 mplexes [VO(dipic)(N( )N)] bearing different diimines (2-(1H-imidazol-2-yl)pyridine, 2-(2-pyridyl)ben

6 of (alpha-diimine)PdMe(+) species (1, alpha-diimine = (2,6-(i)Pr(2)-C(6)H(3))N=CMeCMe=N(2,6-(i)Pr(2)

7 )(+) and (alpha-diimine)Pd(Me)(VC)(+) (alpha-diimine = (2,6-(i)Pr(2)[bond]C(6)H(3))N[double bond]CMeC

8 that (alpha-diimine)PdMe+ species (1) (alpha-diimine = (2,6-iPr2 C6H3)N CMeCMe N(2,6-iPr2 C6H3)) unde

9 Cp*(Cl)Ti(N,N-di-(t)Bu-eta(1),eta(2)-diimine) (2), in the presence of pyridine, fragments to

10 ansition states in the Cu(CH3CN)4(+)- and Cu(diimine)2(+)-catalyzed reactions are located that accoun

11 er, [(diimine)Pt(mu-CH(2))(mu-(CH(OCH(3)))Pt(diimine)](2+) (5).

12 dist/prox) when catalyzed by Cu(CH3CN)4(+); (diimine)2Cu(+) catalysts increase selectivity for the pr

13 elative affinity of an equilibrating set of (diimine)2Cu(+) complexes for the prox and dist cycloaddu

14 r low-melting polymers, the "sandwich" alpha-diimines 3-6 yielded semicrystalline "polyethylene" comp

15 those of the classical precious metal [Ru(a-diimine)(3)](2+) charge transfer complexes, which are co

16 alogues of the well-known class of [Ru(alpha-diimine)(3)](2+) compounds with long-lived (3)MLCT (meta

17 e rings and a cyclohexylene backbone for the diimine along with an azide ion initiator.

18 2)bpy]Cl(3) (phi is 9,10-phenanthrenequinone diimine), an intercalating photooxidant, to allow the co

19 OL [(S)-Ph(2)-BINOL] and a series of achiral diimine and diamine activators in the asymmetric additio

20 h(phi)2DMB3+ (phi = 9,10-phenanthrenequinone diimine and DMB = 4,4'-dimethyl-2,2'-bipyridine), tether

21 )](3+) [where phi = 9,10-phenanthrenequinone diimine and phen' = 5-(amidoglutaryl)-1,10-phenanthrolin

22 The first pi-conjugated macrocyclic diimine and triaza DNA-binding intercalators and their p

23 tructurally characterized (Ph(2)-BINOLate)Zn(diimine) and (Ph(2)-BINOLate)Zn(diamine) complexes and s

24 xylated N-1,3-dimethylbutyl-N-phenyl quinone diimine, and 6-PPD-quinone.

25 Imines and diimines are identified from the mixtures of methylamine

26 complexes of Pd, (alpha-diimine)PdR2 (alpha-diimine = aryl-substituted diimine, R = n-Pr, n-Bu, i-Bu

27 Cu(I) oxidation by a photoexcited Re(I)-diimine at position 124 on a histidine(124)-glycine(123)

28 The synthesis of 11 beta-diimine [(BDI)-H] ligands, with varying N-aryl substitue

29 pe coupling between aryl stannanes and alpha-diimines bearing 8-bromonaphthylimino group in commercia

30 phi)2bpy]Cl3 (phi = 9,10-phenanthrenequinone diimine) binds to DNA without sequence specificity and,

31 )(chrysi)(3+) (chrysi is 5,6-chrysenequinone diimine) bound to the oligonucleotide duplex 5'-CGGAAATT

32 10-phenanthroline; phi = phenanthrenequinone diimine] bound to DNA decamer duplexes containing their

33 2)bpy']Cl(3) [phi = 9,10-phenanthrenequinone diimine; bpy' = 4-(butyric acid)-4'-methyl-2,2'-bipyridi

34 while electronic modifications on the phenyl diimine bridge (di-F and di-Me) failed to enhance the ef

35 e of further electronic tuning at the phenyl diimine bridge of salen complexes in this reaction.

36 under formation of a new C-N-bond or in 1,3-diimines by C-C-bond-formation in case of bulky substitu

37 A phenylene diimine capped conjugate of 1,3-calix[4]arene (L) was sy

38 A phenylene-diimine-capped conjugate of lower rim 1,3-calix[4]arene

39 Using the chain walking palladium-alpha-diimine catalyst (catalyst 1), dendritic polymers bearin

40 late (MA) by a Pd(II) cyclophane-based alpha-diimine catalyst is reported.

41 ing polymerization using the cationic Pd(II)-diimine catalyst, which supports the presence of two ind

42 olymerization catalyzed by a palladium-alpha-diimine catalyst.

43 Here we show that Ni(II)diimine catalysts are well suited for the controlled pol

44 ion of alpha-olefin using palladium (Pd)(II)-diimine catalysts, in which isomerization and living pol

45 ompared to the standard acyclic Pd(II) alpha-diimine catalysts.

46 ng the normal Brookhart type of Pd(II) alpha-diimine catalysts.

47 that the presence of ancillary ligand in Pd-diimine catalyzed polymerizations of a-olefins can drast

48 that the presence of ancillary ligand in Pd-diimine catalyzed polymerizations of alpha-olefins can d

49 echelic polyethylene is enabled by palladium-diimine-catalyzed polymerization of ethylene using vinyl

50 Palladium diimine-catalyzed polymerization of olefins using unsatu

51 ) oxidation of half the ureas to a quinoidal-diimine cation, U(R)(+).

52 I, H) complexes supported by the bulky alpha-diimine chelate N, N'-bis(1 R,2 R,3 R,5 S)-(-)-isopinoca

53 erivative supported by a redox-neutral alpha-diimine chelate.

54 rs without redox involvement of the pyridine(diimine) chelate.

55 the selectivity of the photosubstitution of diimine chelates in a series of sterically strained ruth

56 The quintuply bonded alpha-diimine chromium dimer [(H)L(iPr)Cr]2 reductively couple

57 5,6-chrysenequinone diimine (chrysi) complexes of rhodium(III) have been sho

58 ing the sterically expansive chrysenequinone diimine (chrysi) ligand to form Rh(chrysi)(phen)(bpy)(3+

59 h(bpy)(2)(chrysi)](3+) [chrysene-5,6-quinone diimine (chrysi)], mismatch selectivity depends on the h

60 10-phenanthroline)(9,10-phenan-threnequinone diimine)Cl(2)(+)), and azidophenacyl; chemical modificat

61 characterization of the photoactivity of Mn(diimine)(CO)(3)Br by single-crystal X-ray diffraction.

62 We have immobilized a M(diimine)(CO)(3)X moiety (where M is Re or Mn, and X can

63 A 1:1 mixture of the platinum dimethyl diimine complex [PhN[double bond]C(Me)C(Me)[double bond]

64 A ruthenium diimine complex [Ru(bpy-pyr)(bpy)2]C12 (bpy = 2,2'-bipyr

65 c polyethylenes (PE) synthesized by Pd-alpha-diimine-complex through CW catalysis (CWPE) is investiga

66 ts with 2 equiv of RNC to give eta(1),eta(2)-diimine complexes 2 (R = (t)Bu) and 3 (R = 1-adamantyl).

67 ort the synthesis and characterization of Ru-diimine complexes designed to bind to cytochrome p450cam

68 the reactivity of water-oxidizing ruthenium diimine complexes have often invoked participation of co

69 et of conditions to switch a wide variety of diimine complexes into efficient alkene isomerization ca

70 A family of chrysenequinone diimine complexes of rhodium with varying ancillary liga

71 electroluminescent properties of a family of diimine complexes of Ru featuring various aliphatic side

72 ved in solution, and revealed that the metal-diimine complexes rearranged from the fac- to mer-isomer

73 Bromide-nickel diimine complexes were found to catalyze asymmetric Mich

74 proposed mechanism, in which neutral Pd(II)-diimine complexes were found to exhibit a moderate to go

75 h thermal polymerization of transition-metal diimine complexes.

76 ce of a novel mechanistic pathway for Pd(II)-diimine complexes.

77 d proposal for the activated cationic Pd(II)-diimine complexes.

78 ysical and photochemical properties of metal-diimine complexes.

79 o closely related dicationic iron tris(alpha-diimine) complexes.

80 The diimine compounds 2 absorb at longer wavelengths (lambda

81 The diimine compounds are not emissive, and LFP studies indi

82 Seven Ru-tris(diimine) compounds were prepared to study the photooxida

83 s with total retention of the starting alpha-diimine configuration, as determined by NMR measurements

84 We report here "sandwich" diimine-copper(I) catalysts for C(sp(3) )-H bond functio

85 oups into the ladder-type cyclohexadiene-1,4-diimine core, enabling efficient resonance-assisted prot

86 2)(phi)](3+) (phi = 9,10-phenanthrenequinone diimine), demonstrates that the chrysi ligand does indee

87 tures demonstrate a planar structure for the diimine derivatives and a twisted conformation for the d

88 omprehensive characterization of diamine and diimine derivatives of the fluorescent compound thioindi

89 In particular, two diimine-dioxime complexes were identified as exhibiting

90 heterobimetallic CoMg complexes supported by diimine-dioxime ligands are described.

91 and {CoNO}(9) (3, 4) complexes that contain diimine-dipyrrolide supporting ligands.

92 dipy (dipyrromethene-BF2) dye and a platinum diimine dithiolate (PtN2S2) charge transfer (CT) chromop

93 The diimine-dithiolato ambipolar complexes Pt(dbbpy)(tdt) an

94 Rh(phi)2DMB3+ (phi, 9,10-phenanthrenequinone diimine; DMB, 4,4'-dimethyl-2,2'-bipyridine) catalyzed t

95 derivative, 4,9-diaminoperylene quinone-3,10-diimine (DPDI), undergoes specific levels of dehydrogena

96 oxide synthase bound to a series of rhenium-diimine electron-tunneling wires, [Re(CO)3LL']+, where L

97 electron-transfer reactions between Ru-tris(diimine) excited states and iodide first yielded the iod

98 beta-mercaptoalkanoate acids to benzoquinone diimines, followed by cyclization with trifluoroacetic a

99 sequential organic transformations, that is, diimine formation, Staudinger [2 + 2] ketene-imine cyclo

100 ntrolled induction of three chiral axes upon diimine formation.

101 The well-defined chiral amplification in the diimines formed results in intense Cotton effects at hig

102 benzene)-2,3,5,6-tetrafluorobenzoquinone-1,4-diimine (fQI) is found to be prone to homocoupling, a pr

103 one organic chromophore and lacking terminal diimine groups.

104 yridine; phzi, benzo[a]phenazine-5,6-quinone diimine) has been designed as a sterically demanding int

105 While sandwich diimines have found use in transition metal catalysis, t

106 oxidative cyclization occurs to provide the diimine heterocycle.

107 (3,5-di-tert-butylsalicylidene)-1,2-ethylene-diimine) in the presence of a broad range of cocatalysts

108 We present data that show the formation of a diimine intermediate of the electrochemical oxidation of

109 prevent formation of toxic reactive diamine/diimine intermediates characteristic of the parent compo

110 d triarylsilanes by a square-planar pyridine-diimine iridium complex with a terminal nitrido unit lea

111 A highly tailored chiral alpha-diimine iron complex is key for the success of the trans

112 series of labeling experiments with pyridine(diimine) iron and ruthenium complexes support the favora

113 Aryl-substituted pyridine(diimine) iron complexes promote the catalytic [2 + 2] cy

114 y solution stability of a family of pyridine(diimine) iron methyl complexes with diverse steric prope

115 ne to vacuum in the presence of the pyridine(diimine) iron precatalyst used to synthesize it resulted

116 A pyridine(diimine) iron trans-bimetallacycle was identified as the

117 An alpha-diimine ligand (1) containing an axial donating pyridine

118 el complex with a redox-active naphthyridine diimine ligand accesses new chain-growth mechanistic man

119 palladium nitro complexes in which the alpha-diimine ligand has been methylated.

120 m with the solvento complex increases as the diimine ligand is made more electron-withdrawing.

121 omplex that combines cyclometallation with a diimine ligand with lowest-lying metal-to-ligand charge

122 A diamide diimine ligand, [{-CH=N(1,2-C6H4)NH(2,6-iPr2C6H3)}2](n)

123 ed molecular orbital (LUMO) localized on the diimine ligand, L(pai*).

124 on event is dependent on the identity of the diimine ligand, L, consistent with the theoretical predi

125 possibility of a partial dissociation of the diimine ligand, which frees up one coordination site and

126 Here we show that a redox-flexible pyridine(diimine) ligand can stabilize a series of highly reduced

127 states of iron and the redox-active pyridine(diimine) ligand facilitate this reactivity under thermal

128 complexes bearing the redox-active pyridine(diimine) ligand, (Mes)PDI(Me) ((Mes)PDI(Me) = 2,6-(2,4,6

129 ands in contrast to classical diphosphine or diimine ligands and ranges in value from 136 to 107 degr

130 and bis(carboxylate) complexes bearing alpha-diimine ligands have been synthesized and demonstrated a

131 Ru) metal-ligand complex in which one of the diimine ligands intercalated into double-helix DNA.

132 he metallo-macrocycle, whereas the other two diimine ligands point outside the helicate framework.

133 nes that adopt chiral conformations, achiral diimine ligands with backbones that become axially chira

134 These include achiral diimine ligands with meso backbones that adopt chiral co

135 l and palladium complexes bearing "sandwich" diimine ligands with perfluorinated aryl caps have been

136 II) complexes bearing 3,5-disubstituted aryl diimine ligands, the rate-determining step is C [bond] H

137 laced by a chloride and sterically demanding diimine ligands.

138 plexes of the Fe(II) d(6) ion with chelating diimine ligands.

139 (LH(4)), titanium isopropoxide, and various diimine ligands.

140 y of the LUMO and LUMO+1 of the heterocyclic diimine ligands.

141 yl complexes contain singly reduced pyridine(diimine) ligands suggesting formation occurs via coopera

142 xes bearing trianionic redox-active pyridine(diimine) ligands, [Cp(P)U((Mes)PDI(Me))]2 (1-Cp(P)), Cp*

143 A series of bis(aryl)diimine-ligated methyl complexes of Pt(II) with various

144 Here we report pyridine-2,6-diimine-linked macrocycles that assemble into high-aspec

145 covalent dormant feedstocks consisting of a diimine macrocycle involving a calix[4]arene scaffold an

146 s on the generation of a graphite-conjugated diimine macrocyclic Co catalyst (GCC-CoDIM) that is asse

147 ose specific, highly active with the quinone diimine mediator and thermal resistance is retained (pre

148 plate detection system based on the quinone diimine mediator was developed and the well-known ABTS-a

149 ddition of 1 equiv of the redox-active alpha-diimine (Mes)DAB(Me) ((Mes)DAB(Me) = [ArN horizontal lin

150 suggesting that the potential risk posed by diimine metal complexes should be carefully reconsidered

151 supported by a doubly reduced naphthyridine-diimine (NDI) ligand reacts rapidly and reversibly with

152 ng a Ni-Ni bond supported by a naphthyridine-diimine (NDI) ligand, promotes rapid and selective cyclo

153 lear Ni complexes supported by naphthyridine-diimine (NDI) ligands catalyze the reductive cyclopropan

154 ickel complexes supported by a naphthyridine-diimine (NDI) pincer ligand as functional surrogates of

155 A dibenzobarrelene-bridged, alpha-diimine Ni(II) catalyst (rac-3) was synthesized and show

156 ethylene polymerization mechanism for (alpha-diimine)Ni catalysts, including effects of reaction temp

157 vinyltrialkoxysilanes using cationic (alpha-diimine)Ni(Me)(CH3CN)(+) complexes 4a,b/B(C6F5)3 yield h

158 ons show that well-defined complex 3b (alpha-diimine)Ni(Me)(OEt2)(+) reacts rapidly at -60 degrees C

159 ibrium with ethylene-opened chelates, (alpha-diimine)Ni(R)(C2H4)(+) complexes, the species responsibl

160 al X-ray characterization of cationic (alpha-diimine)Ni-ethyl and isopropyl beta-agostic complexes, w

161 gnard alkylation of the corresponding (alpha-diimine)NiBr(2) precursors is presented.

162 Activation of readily available (alpha-diimine)NiBr2 complexes 2 with a combination of AlMe3/B(

163 method was enabled by the discovery of alpha-diimine nickel catalysts that promote the chemoselective

164 A series of alpha-diimine nickel catalysts were tested for the polymerizat

165 much lower than those made by related alpha-diimine nickel catalysts.

166 nd moisture-stable iminopyridine-based alpha-diimine nickel(II) complex for direct C5-H bond arylatio

167 Sandwich diimine-nickel complexes 6a and 6b with perfluorinated a

168 The synthesis of a series of (alpha-diimine)NiR(2) (R = Et, (n)Pr) complexes via Grignard al

169 s formally inserted into the C-C bond of the diimine or into a C-H bond of the diimine.

170 [Rh(phi)2(bpy)]3+ (phi = phenanthrenequinone diimine) or with anthraquinone tethered to DNA.

171 The large variation in ET rates among the Ru-diimine:p450 conjugates strongly supports a through-bond

172 The sandwich diimine-palladium complexes 5a and 5b containing perfluo

173 of model alkene-substitution reactions at a diimine-palladium(0) center reveal that the palladium ce

174 alpha-Diimine Pd(II) -catalyzed olefin polymerizations were in

175 he introduction of m-xylyl substituents to a-diimine Pd(II) catalyst promotes living ethylene polymer

176 rk explores the mechanism whereby a cationic diimine Pd(II) complex combines coordination insertion a

177 The selectivity of diimine Pd(II) complexes toward a radical polymerization

178 on of intermediate pi-complexes of the type (diimine)Pd(alkyl)(vinyltrialkoxysilane)(+).

179 2)=CHOR)(+) (3a-g), insertion to form (alpha-diimine)Pd(CH(2)CHMeOR)(+) (4a-g), reversible isomerizat

180 ) (4a-g), reversible isomerization to (alpha-diimine)Pd(CMe(2)OR)(+) (5a-g), beta-OR elimination of 4

181 , and allylic C-H activation to yield (alpha-diimine)Pd(eta(3)-C(3)H(5))(+) (6) and ROH.

182 on and allylic C-H activation to give (alpha-diimine)Pd(eta3-CH2CHCH2)+ (6) and Ph3SiOH.

183 omplexes (Me(2)bipy)Pd(Me)(VC)(+) and (alpha-diimine)Pd(Me)(VC)(+) (alpha-diimine = (2,6-(i)Pr(2)[bon

184 ta-OR elimination of 4a-g to generate (alpha-diimine)Pd(OR)(CH(2)=CHMe)(+) (not observed), and allyli

185 iv) under the same conditions yields [(alpha-diimine)Pd{(eta3-CH2CHCHCH(OSiPh3)Me)}][SbF6] (8-SbF6) i

186 rgoes a second insertion of 2 to form (alpha-diimine)Pd{CH2CH(OSiPh3)CH2CH(OSiPh3)Me+ (9), which can

187 v), and 2 (8 equiv) in CH2Cl2 yields [(alpha-diimine)Pd{eta3-CH2CHCHCH(OSiPh3)CH2CH(OSiPh3)Me}][B(C6F

188 A bench-stable, hydroxy-bridged alpha-diimine-Pd dimer can self-activate to an olefin oligomer

189 ation of 1 and insertion of 2 to give (alpha-diimine)PdCH2CH(OSiPh3)Me+ (4).

190 In the presence of vinyl ethers, (alpha-diimine)PdCl(+) species can be used to initiate ethylene

191 (Alpha-diimine)PdCl(+) species catalytically dimerize alkyl and

192 gnard alkylation of the corresponding (alpha-diimine)PdCl2 complexes.

193 benchtop and scalable synthesis of pyridine-diimine (PDI) ligand frameworks is presented using inexp

194 tion reactivity of aryl-substituted pyridine(diimine) (PDI) chromium ether complexes and alkene-diene

195 tioselectivity using C(1)-symmetric pyridine(diimine) (PDI) cobalt complexes.

196 Redox-active pyridine(diimine) (PDI) iron catalysts promote the reversible [2

197 The reactions of (alpha-diimine)PdMe(+) species (1, alpha-diimine = (2,6-(i)Pr(2

198 ic quantities of 2a-g by formation of (alpha-diimine)PdMe(CH(2)=CHOR)(+) (3a-g), insertion to form (a

199 This paper reports that (alpha-diimine)PdMe+ species (1) (alpha-diimine = (2,6-iPr2 C6H

200 The reaction of (alpha-diimine)PdMeCl, [Li(Et2O)2.8][B(C6F5)4] (1 equiv), and 2

201 The reaction of (alpha-diimine)PdMeCl, Ag[SbF6] (1 equiv), and 2 (8 equiv) unde

202 his reaction proceeds by formation of (alpha-diimine)PdR'(CH(2)=CHOR)(+) pi complexes (R' = Me or CH(

203 es of stable dialkyl complexes of Pd, (alpha-diimine)PdR2 (alpha-diimine = aryl-substituted diimine,

204 inked covalently to a rhenium(I) tricarbonyl diimine photooxidant via a variable number of p-xylene s

205 We report a rhenium diimine photosensitizer equipped with a peripheral disul

206 The diimine platinum(II) ethylene hydride complex [(N/\N)Pt(

207 Sterically demanding Ni(II) alpha-diimine precatalysts were synthesized utilizing 2,6-bis(

208 lenediamine and isobutyraldehyde to form the diimine product.

209 (NDI)Ni(2) catalysts (NDI=naphthyridine-diimine) promote cyclopropanation reactions of 1,3-diene

210 el bis(alkylidene)-bridged platinum dimer, [(diimine)Pt(mu-CH(2))(mu-(CH(OCH(3)))Pt(diimine)](2+) (5)

211 imine)PdR2 (alpha-diimine = aryl-substituted diimine, R = n-Pr, n-Bu, i-Bu), have been prepared via G

212 uranium(VI) ion with a monoanionic pyridine(diimine) radical.

213 For the ruthenium congener, the pyridine(diimine) remains redox innocent and irradiation with blu

214 vide evidence for the formation of a similar diimine species from the electrooxidation of xanthine, w

215 Diimine-supported, three-coordinate nickel(I)-X complexe

216 4, bearing a previously unobserved pyridine(diimine) tetraanion, that was uniquely stabilized by bac

217 data show that the electrogenerated quinone diimine undergoes a Michael-type addition reaction with

218 macrocycles composed of diaminobenzoquinone diimine units linked by dinitrobenzene rings, are synthe

219 hylmorpholine N-oxide to trianionic pyridine(diimine) uranium(IV) precursors, Cp*U((Mes)PDI(Me))(THF)

220 on reaction of symmetric (E-s-trans-E)-alpha-diimines using ethyl nosyloxycarbamate as aminating agen

221 diabetes care well suited mediator (quinone diimine) was selected and the GOx variant (T30V I94V) se

222 complexes [(N--N)PdMe(C(2)H(4))](+) (N--N = diimine) were measured by 2D EXSY NMR spectroscopy and f

223 a transient imide (imidyl) aziridinates the diimine, which subsequently ring opens.

224 n by hydrophobic interactions between the Ru-diimine wires and the substrate access channel.

225 Ru(II)- and Re(I)-diimine wires bind to the oxygenase domain of inducible

226 s with properties similar to those of the Ru-diimine wires may provide an effective means of NOS inhi

227 Rhenium-diimine wires, [Re(CO)3L1L1']+, where L1 is 4,7-dimethyl

228 a bipyridine (bpy) or phenanthroline (phen) diimine with an attached functional group that is used f

229 The reaction of glyoxal-derived alpha-diimines with palladium acetates in nitromethane leads t