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3 ylide [2-(3,4-dihydro-2 H-pyrrolium-1-yl)-1-oxo-1 H-inden-3-olate, DHPO] to differently substituted
4 ying basicity of the decaniobate ([Nb(10) ]) oxo-caps can be exploited to build 1D, 2D, and 3D inorga
5 demonstrate that the more potent analogue 11-oxo-12S-hydroxylithocholic acid methyl ester (BAA473) ca
6 nts with JA, methyl jasmonate, or cis-(+)-12-oxo-phytodienoic acid restored wild-type levels of resis
7 fungus Trichoderma virens and identified 12-oxo-phytodienoic acid (12-OPDA) and alpha-ketol of octad
8 s and herein report the identification of 12-oxo-lithocholic acid (BAA485), a potential microbiome-de
9 that the constitutively higher levels of 12-oxo-phytodienoic acid (OPDA) in Mp708 plants contributed
10 aled significantly higher basal levels of 12-oxo-phytodienoic acid, a precursor in the jasmonic acid
12 -oxo-1,3-diarylpropyl)malononitrile and 2-(2-oxo-2-arylethyl)malononitrile, respectively, under mild
13 ave differences in expression profiles and 2-oxo substrate preferences, which account for the diversi
14 mation of the 2-oxo-1,2-oxaphosphinane and 2-oxo-1,2-oxaphospholane ring systems in different carbohy
15 -2 H-benzo[ h]chromene-3-carbonitriles and 2-oxo-2,5-dihydrothiochromeno[4,3- b]pyran-3-carbonitriles
16 aminoaryl N-monosubstituted hydrazones and 2-oxo-3-butenoates under Bronsted acid catalysis, has been
17 4-phenylbutyl)oxazole-3-carboxamide 8a and 2-oxo-5-phenyl-N-(4-phenylbutyl)oxazole-3-carboxamide 12a,
18 controlling the specificity for different 2-oxo substrates and the determinants of side chain length
19 chemical optimization of our initial hits, 2-oxo-4-phenyl-N-(4-phenylbutyl)oxazole-3-carboxamide 8a a
21 actonization via a denitration reaction of 2-oxo-5,6-dihydro-2 H-benzo[ h]chromene-3-carbonitriles an
22 -[4-fluoro-2-(1-methyl-4-piperidyl)phenyl]-2-oxo-N-pentyl-oxazole-3-carboxamide 32b as a potent AC in
24 2-aminobenzaldehyde arylhydrazones toward 2-oxo-3-butenoates to afford (E)-diazoaryl-benzo[b]azepine
25 provided alternative redox signaling when 2-oxo-isocaproate or fatty acid oxidation formed superoxid
26 t study of FtmOx1, a fungal iron(II)- and 2-(oxo)glutarate-dependent oxygenase that installs the endo
28 g after photoexcitation of a trinuclear u(3)-oxo-bridged Mn(III)-based SMM, whose magnetic anisotropy
30 lyzed coupling of arylboronic acid with 2-(3-oxo-1,3-diarylpropyl)malononitrile and 2-(2-oxo-2-arylet
31 ecular acceptor of TrBTIC (2,7,12-tris((2-(3-oxo-2,3-dihydroinden-1-ylidene)malononitrile-7-benzothia
32 -)truxene) is designed by attaching the 2-(3-oxo-2,3-dihydroinden-1-ylidene)malononitrile-benzothiadi
34 hase redistribution process between the 2-(3-oxo-indan-1-ylidene)-malononitrile-derived end-groups (E
35 OH was crucial: 3-acetylated, 3-deoxy, and 3-oxo analogs of 3alpha5alpha-P, as well as 3beta-OH analo
36 on in 4-vinylguaiacol, acetovanillone, and 3-oxo-alpha-ionol, providing spicy and fruity notes at the
37 of our lead compound 1 (( Z)-2-benzylidene-3-oxo-2,3-dihydrobenzofuran-7-carboxamide; PARP-1 IC(50) =
39 of allelopathic 3-hydroxy-alpha-damascone, 3-oxo-alpha-ionol, 3-oxo-7,8-dihydro-alpha-ionol (Blumenol
40 reduce virulence and abate dermonecrosis: 3-oxo-olean-12-en-28-oic acid (1), 3-oxotirucalla-7,24Z-di
41 ses to dienone compounds with a 1,5-diaryl-3-oxo-1,4-pentadienyl pharmacophore have been studied exte
42 diyl)bis(methanylylidene))bis(5,6-difluoro-3-oxo-2,3-dihydro-1H-indene-2,1-diylidene))dimalononitrile
44 s to a new series of biorelevant 2-hydroxy-3-oxo-2,3-dihydrobenzofuran-2-carboxamides and 2-hydroxy-3
45 drobenzofuran-2-carboxamides and 2-hydroxy-3-oxo-2,3-dihydrobenzofuran-2-carboxylates using rose beng
47 ydroxy-alpha-damascone, 3-oxo-alpha-ionol, 3-oxo-7,8-dihydro-alpha-ionol (Blumenol C), and 3-hydroxy-
48 1-ethyl-5-methoxy-1H-indol-3-yl)methylene)-3-oxo-2,3-dihydrobenzofuran-6-yl)oxy)acetonitrile (5a) and
49 - b']dithiophene-2,8-diyl]-bis[methylidyne(3-oxo-1 H-indene-2,1(3 H)-diylidene)]]bis[propanedinitrile
50 strate that the P. aeruginosa QS molecule, 3-oxo-C12-HSL, alters mitochondrial pathways critical for
57 leophilic acyl substitution reaction of 2-(4-oxo-2-thioxothiazolidin-5-ylidene)acetates and alpha,alp
60 enal (HHE), 4-hydroxy-2-nonenal (HNE), and 4-oxo-2-nonenal (ONE) in cod liver-, anchovy-, krill-, and
61 reover, different epsilon-apoluteinals and 4-oxo-apo-beta-carotenals were detected in Capsicum specie
62 In this study, a small molecule CM14 [N-(4-oxo-4H-thieno[3,4-c]chromen-3-yl)-3-phenylprop-2-ynamide
63 oped beginning with N-TIPS-pyrrole or with 4-oxo-2-pentene and TosMIC, affording multi-gram-quantitie
65 odrug of the glutaminase inhibitor 6-diazo-5-oxo-L-norleucine (DON) ameliorates social avoidance and
67 ploy a broad glutamine antagonist, 6-diazo-5-oxo-l-norleucine (DON), to target a metabolic program th
69 otent than the known GGT inhibitor 6-diazo-5-oxo-l-norleucine and are not toxic toward human embryoni
70 pound (3-amino-N-(3-chloro-2-methylphenyl)-5-oxo-5,6,7,8-tetrahydrothieno[2,3-b]quinoline-2-carboxami
76 particularly susceptible to oxidation, and 8-oxo-dG (OG), when produced in situ or incorporated by DN
77 des are commonly misinserted into DNA, and 8-oxo-G causes replication errors, we were motivated to in
78 ir (NER), binds avidly to abasic sites and 8-oxo-guanine (8-oxoG), suggesting a noncanonical role in
79 yde provokes modifications of RNAs such as 8-oxo-7,8-dihydroguanine (8-oxoG) and the role that these
80 DNA damage, as reflected by the biomarkers 8-oxo-G, gammaH2AX and pATM were reduced in conditioned ve
81 nucleobase whose deoxyribonucleotide form, 8-oxo-dGTP, has been widely studied and demonstrated to be
83 ances in duplex DNA, ultimately generating 8-oxo-7,8-dihydroguanine at a redox-sensitive sequence suc
85 use of mutation due to oxidative damage is 8-oxo-2'-deoxyguanosine (8-oxoG) mispairing with adenine (
86 d opposite the oxidatively damaged lesion, 8-oxo-7,8-dihydroguanine (OG), to initiate base excision r
90 damage-as indicated by the accumulation of 8-oxo-dG and gammaH2AX-which was suppressed by the NADPH o
91 instead of deoxyribonucleotides, opposite 8-oxo-2'-deoxyguanosine (8-oxodG) are efficiently ligated
93 hosphorylated heavy chain), DNA oxidation (8-oxo-2'-desoxyguanosine), lipid peroxidation (4-hydroxy-2
94 bstitutions with the major product of ROS, 8-oxo-7,8-dihydroguanine ((oxo)G), and evaluated the G-qua
95 bed DNA break repair containing a template 8-oxo-7,8-dihydro-2'-guanosine (8OG) by Family X Polymeras
96 site dA, respectively, indicating that the 8-oxo moiety greatly facilitated error-prone replication.
97 xidation of the guanine (G) heterocycle to 8-oxo-7,8-dihydroguanine (OG) in mammalian gene promoters
98 on of DNA by ROS drives conversion of G to 8-oxo-7,8-dihydroguanine (OG) to mark target promoters for
99 graphic analyses revealed that, similar to 8-oxo-dGTP, r8-oxo-GTP adopts an anti conformation opposit
101 holine, lysophosphocholine, 1-palmitoyl-2-(9-oxo-nonanoyl)- sn-glycero-3-phosphocholine, 1-palmitoyl-
102 w photocage, {bis[(2-pyridyl)methyl]amino}(9-oxo-2-xanthenyl)acetic acid (XDPAdeCage, 1), which utili
103 3-oxobutan-2-yloxy)-2-hydroxypropanoic acid (oxo-C(7) product), and 2-(1-carboxy-1-hydroxyethoxy)-2-m
104 -hydroxyethoxy)-2-methyl-3-oxobutanoic acid (oxo-C(8) product) are formed under all conditions invest
106 arrangement can be readily realized by alpha-oxo gold carbenes oxidatively generated from TBS-termina
107 this strategy, one of the hallmarks of alpha-oxo carbene/carbenoid chemistry, that is, the Wolff rear
108 oxides offer direct access to reactive alpha-oxo gold carbene intermediates from benign and readily a
112 enated species including terminal peroxo and oxo complexes, (O(2))Zr(MesNP (i)Pr(2))(3)CoCN (t)Bu (2)
114 om reductions of these iron(IV)-hydroxo and -oxo porphyrin species that are within 1 kcal/mol of expe
115 importantly, tetragonal iron(V)-nitrido and -oxo complexes 1-3 and 5 all possess an orbitally nearly
116 hat tetragonal low spin iron(V)-nitrido and -oxo complexes feature electronic structures akin to thos
118 l-characterized genuine iron(V)-nitrido and -oxo complexes, [Fe(V)(N)(MePy(2)tacn)](PF(6))(2) (3, MeP
119 after O-insertion, namely a rare arylbismuth oxo dimer and a unique monomeric arylbismuth hydroxide.
124 ransition-metal complexes, H-abstractions by oxo-metal species, ionic cleavage of halogen bonds, meth
125 duced hydrogen-bonding capability caused by (oxo)G, a loss of G-quadruplex structure was observed for
129 gy for stabilization of the molecular cobalt-oxo cubane core (Co(4)O(4)) by immobilizing it as part o
131 of competition between target and competitor oxo-anions to sorb on commonly used, nonselective, metal
132 ecreases at the expense of CO(4) and complex oxo-carbon polymers (C(x)O(y)) displaying multiple C-C b
135 r product of ROS, 8-oxo-7,8-dihydroguanine ((oxo)G), and evaluated the G-quadruplex forming ability o
137 e catalytic power was established for direct oxo-scissoring of a wide range of alkenes to furnish ald
138 ased cation charge decreases selectivity for oxo-site bonding, leading to higher dimensional linking.
139 g conformation, while a novel residue, gamma-oxo-delta-azaproline, features rapid amide isomerization
141 ) pyrazine nitrate selectively traps harmful oxo-anions from water such as permanganate, perrhenate a
144 e(34) ], bulk iron oxides, previous Fe(III) -oxo cages, and polyoxometalates (POMs), hints that much
145 nclusion that C-H activation by this Co(III)-oxo complex proceeds by a p K(a)-driven "asynchronous" c
147 been synthesized bearing a terminal Fe(III)-oxo center stabilized by hydrogen-bonding interactions f
148 allenging to link into frameworks; the inert oxo-caps that provide solubility are resistant to replac
150 orrelated with slight elongation of the iron-oxo bond with increasing donation from the axial ligands
152 rom a substrate C-H bond by high-valent iron-oxo oxidants is already encoded in the HAA step when the
153 e iron(III)-hydroperoxo and high-valent iron-oxo species have been trapped and identified in investig
154 nzymes use O(2) to generate high valent iron-oxo species to homolyze unactivated C-H bonds in substra
155 uranose appears to be less reactive than its oxo counterpart, the thio- ara-, lyxo-, and xylo-furanos
156 on(V)-nitrido species and contrasts with its oxo congener, compound I, which contains a ferryl unit i
158 ically characterized synthetic heme iron(IV) oxo complexes, F(8)Cmpd-II (F(8) = tetrakis(2,6-difluoro
160 Our data indicate that APX-II is an iron(IV) oxo species with an Fe-O bond distance of 1.68 angstrom,
161 ) that leads to the formation of the Fe(IV) -oxo and release of water through a concerted mechanism.
165 e of a redox-active Ce(4+) ion-bound Mn(IV) -oxo complex and its spectroscopic characterization and c
168 eed through C-H bond activation by an Fe(IV)-oxo species, followed by azido-directed C=N bond formati
169 is drastically different from nonheme Fe(IV)-oxo synthetic model complexes; (3) The OAT step most lik
170 (HAT) from a substrate carbon to an iron(IV)-oxo (ferryl) intermediate initiates a diverse array of e
171 endent (Fe/2OG) oxygenases generate iron(IV)-oxo (ferryl) intermediates that can abstract hydrogen fr
173 ries of hydrocarbons by the nonheme iron(IV)-oxo complex [(N4Py)Fe(IV)=O](2+) is efficiently mediated
174 e are consistent with the catalytic iron(IV)-oxo complex being able to support the coordination of an
175 ates O(2) to form the corresponding iron(IV)-oxo complex, 2-trans, via a mechanism reminiscent of the
176 Herein, various axially ligated iron(IV)-oxo complexes were prepared to examine the influence of
177 hat splits homolytically to form an iron(IV)-oxo heme (Compound II) and a free NO(2) radical via a sm
178 e first reported synthetic H-bonded iron(IV)-oxo heme systems were made in the presence of the protic
183 avage of dioxygen often produces an iron(IV)-oxo that has been characterized in a number of enzymatic
185 esized a well-defined silica-supported W(IV)-oxo species, (=SiO)WO(OtBuF(6))(py)(3) (F6@SiO(2-700); O
186 ty and initiation mechanism of surface W(IV)-oxo species, we synthesized a well-defined silica-suppor
189 reduction of other important heavy non-metal oxo species (e.g., SiO(2), phosphine oxides, SO(2)) with
197 erplay between electrolyte cations and metal-oxo species opens an avenue for controlling the formatio
198 ating three high-Z components-Hf-based metal-oxo clusters, Ir-based bridging ligands, and W-based pol
199 oxidative cyclization of 1,5-dienes by metal-oxo species is a powerful method for stereocontrolled sy
201 erein, we report that discrete hafnium metal-oxo cluster [Hf(18) O(10) (OH)(26) (SO(4) )(13) .(H(2) O
202 (POMs) represent an important group of metal-oxo nanoclusters, typically comprised of early transitio
203 e a large group of anionic polynuclear metal-oxo clusters with discrete and chemically modifiable str
205 Fe(IV)=O intermediates with a terminal metal-oxo moiety are key oxidants in many enzymatic and synthe
206 e), for their ability to form terminal metal-oxo sites and subsequently activate the C-H bond of meth
211 xample of a well-defined silica-supported Mo oxo alkylidene, which is an analogue of the putative act
218 wis acid Sc(3+) and transforms into a bis(mu-oxo)diiron(IV) complex, thus providing a synthetic prece
219 sMMO-Q was previously reported as a bis-mu-oxo Fe(IV)(2)(mu-O)(2) diamond core but was recently des
220 ntermediate (high-valent diamond-core bis-mu-oxo-[Fe(IV)](2) unit) is involved in the reaction mechan
221 Fe dimer is linked by two oxygen bridges (mu-oxo/mu-hydroxo), whereas in R2lox, a two-electron oxidan
223 lex with nitric oxide produces a dicopper mu-oxo, mu-nitrosyl complex [LCu(2)(mu-O)(mu-NO)](2+), repr
224 ly, reacts with water to form an isolable mu-oxo bis-cubane complex [(py)(3)(OAc)(4)Co(3)(mu(3)-O)(4)
225 he synthesis and characterization of two new oxo-molybdenum(V)-corrolato complexes are described here
227 eric, homoleptic, all-oxygen-ligated but non-oxo 4d(1) Mo(V) complex known to date; as such, it prove
228 enging, notably, a number of high-valent non-oxo-metal species of late transition metals have been re
230 ve competition between commonly co-occurring oxo-anions in water and mechanistic approaches for the d
231 competitive adsorption between co-occurring oxo-anions, overestimating realistic pollutant removal p
235 respect, the energy-intense deoxygenation of oxo compounds of silicon, phosphorus, and sulfur is of p
237 s, critically establishing the importance of oxo H-bonding (or protonation) in heme complexes and enz
240 we report a photoredox-coupled ring-opening oxo-amination of electronically unbiased cyclopropanes,
245 mechanistically driven access to polynuclear oxo clusters and related materials remains a grand chall
246 Based on mechanistic studies, the present oxo-amination is proposed to proceed through an S(N)2-li
247 ymerase beta (pol beta) and characterized r8-oxo-GTP insertion with DNA substrates containing either
248 ses revealed that, similar to 8-oxo-dGTP, r8-oxo-GTP adopts an anti conformation opposite a templatin
250 has a diminished catalytic efficiency for r8-oxo-GTP compared with canonical deoxyribonucleotides but
253 h canonical deoxyribonucleotides but that r8-oxo-GTP is inserted mutagenically at a rate similar to t
254 bonucleotides are analogously oxidized to r8-oxo-GTP, which can constitute up to 5% of the rGTP pool.
255 r conformational changes of pol beta with r8-oxo-GTP, we demonstrate impaired pol beta closure that c
256 Si(7)O(11)(OH)}UO(2)], which undergoes rapid oxo silylation by HN(SiMe(3))(2), followed by silyloxy l
257 terocycles, which can be converted to a rare oxo complex [{Th(Tren(TIPS) )(mu-ORb)}(2) ] (6) and the
258 As part of our efforts to develop rhenium-oxo corroles as photosensitizers for oxygen sensing and
259 st spectroscopically characterized high spin oxo-Fe(V) complex and constitutes a paradigmatic example
260 e trans to the oxo atom in 2 with subsequent oxo-hydroxo tautomerism for its incorporation as the oxo
261 hemical reduction routes to deoxygenate such oxo precursors produce tons of reagent waste or, in the
263 ue to their potential to compete with target oxo-anions for sorption sites resulting in decreased rem
265 between the metal binding site and terminal oxo ligand during the C-H activation process can greatly
267 r(i) (2) CH(Me)CH(2) C(O)mu-P]}] (3) and the oxo complex [{Th(Tren(TIPS) )(mu-OCs)}(2) ] (7) were iso
269 ed by radical coupling reactions between the oxo cubane and both 2,4,6-tri-tert-butylphenoxyl and tri
270 cally coupled through the H-bond between the oxo(Fe) and hydroxo(Cu) ligands, while the Cu(II) and Ty
271 whereas those with phosphines that leave the oxo ligand exposed are more reactive and observed transi
274 uranyl ion which entailed conversion of the oxo ligands into siloxy ligands and reductive metalation
277 d we find that spin density localized on the oxo ligand is not an inherent requirement for low C-H ac
278 atives with bulky phosphines that shield the oxo ligand are stable enough to be isolated, whereas tho
279 d spectroscopic experiments suggest that the oxo- and thiosquaramide bolaamphiphiles self-assemble in
282 ect binding of a water molecule trans to the oxo atom in 2 with subsequent oxo-hydroxo tautomerism fo
283 ramolecular nucleophilic oxygen close to the oxo group to facilitate O-O bond formation and at a late
285 res can be efficiently desulfurized to their oxo derivatives, thus restoring strong emission of the f
286 design of a new nMOF, Ti-TBP, composed of Ti-oxo chain secondary building units (SBUs) and photosensi
288 the importance of the heterogeneous tungsten-oxo-based olefin metathesis catalyst (WO(3)/SiO(2)) in i
292 is capable of accessing a high-valent Mn(V)-oxo species which can transfer an O atom to a thioether
297 nificant oxyl radical character in the Ru(V)-oxo unit is experimentally demonstrated by radical coupl