コーパス検索結果 (1語後でソート)
通し番号をクリックするとPubMedの該当ページを表示します
1 ter pi-surface of aromatic rings of pillar[5]arene.
2 synthesis starting from a prefunctionalized arene.
3 the different geometries allowed in calix[4]arene.
4 ionality displayed at different sites of the arene.
5 -bistriflate ester 2a of p-tert-butylcalix[4]arene.
6 llar[5]arene and per-O-methylated resorcin[4]arene.
7 egardless of the substitution pattern on the arene.
8 om the radical anion of the multifluorinated arene.
9 arylation directed to access functionalized arenes.
10 ith TMSCF2CF3 to afford pentafluoroethylated arenes.
11 patible with a wide variety of electron-rich arenes.
12 to the host-guest behavior of most pillar[5]arenes.
13 rrent processes that produce saturated alkyl arenes.
14 eaction, as are complex, biologically active arenes.
15 rry out C-H activation on electron-deficient arenes.
16 adiopharmaceuticals containing non-activated arenes.
17 ective C-H aryloxylation of heteroarenes and arenes.
18 ch as monofluorobenzenes and non-fluorinated arenes.
19 , OCHF2) of medicinal relevance onto (hetero)arenes.
20 tivity for the C-H borylation of unactivated arenes.
21 e-selective functionalization of polynuclear arenes.
22 y applied to preparation of multisubstituted arenes.
23 pling of iodoarenes, but not bromoarenes, to arenes.
24 ctly react with NHP esters to form alkylated arenes.
25 ylation and diaminodihydroxylation of simple arenes.
26 in the C(sp(2))-H borylation of fluorinated arenes.
27 verse bioactivities of C-glycopyranosyl (het)arenes.
28 the selective meta-C-H functionalisation of arenes.
29 or accessing functionalized multifluorinated arenes.
30 ty data for six series of electron deficient arenes.
31 distinctly different from those of analogous arenes.
32 O5, resulting in its distinct selectivity to arenes.
33 (SET), and b) hydride delivery reactions to arenes.
34 m nitroalkanes with a variety of fluorinated arenes.
36 -mes)-9-(1'-1',2'-closo-C2 B10 H11 )-13-(eta-arene)-1,13,2,9-closo-Ru2 C2 B10 H11 ] by direct electro
39 zuki-Miyaura cross-coupling of chloro(hetero)arenes (40 examples) at low Pd loading, including the la
41 llar[5]arene, mono- and polynuclear pillar[5]arenes, a new class of metalated host molecules, is prep
42 series of perfluorinated and polyfluorinated arenes across the Mg-Mg bond of a simple coordination co
43 In an extreme case, this through-space HO-arene activation is demonstrated to overcome the deactiv
46 fferential functionalization of enantiotopic arenes, although additional studies unveiled a contribut
50 atives is sensitive to the reactivity of the arene and changes from reductive elimination to pi-compl
54 f carbon-carbon bonds between simple (hetero)arenes and (hetero)aryl halides, reducing both the numbe
55 from simple and commercially available iodo arenes and aldehydes, for the synthesis of a wide variet
56 t-catalyzed C-H oxygenation proved viable on arenes and alkenes with excellent levels of positional a
59 functional groups-from amines and halides to arenes and alkynes-along with their air and moisture sta
60 icles to form a vast collection of colloidal arenes and colloidenes, the spontaneous dissociation of
62 ng between electron-rich hetero-/carbocyclic arenes and electron-poor arenes bearing relatively acidi
64 system that shows (reversible) silylation of arenes and heteroarenes as well as reductive cleavage of
65 sulfoxonium ylides with C(sp(2) )-H bonds of arenes and heteroarenes in the presence of a rhodium cat
66 er acetate-DMSO promoted methylthiolation of arenes and heteroarenes in the presence of air has been
68 ts-type arylation with various electron-rich arenes and heteroarenes provides functionalized alpha-(h
69 e direct trifluoromethylation of unactivated arenes and heteroarenes under either ultraviolet or visi
70 rrent data on new methods of alkenylation of arenes and heteroarenes with alkynes by transition metal
71 ps, and enables the labeling of a variety of arenes and heteroarenes with radiochemical yields (RCYs,
73 tion/insertion of more sterically encumbered arenes and influences hydrogenation rates and selectivit
74 supported on activated carbon and furnishes arenes and phenols in high yields without hydrogenation.
76 ion of C-C bonds between halogenated (hetero)arenes and simple (hetero)arenes with active C-H bonds,
77 inexpensively prepared from aryl halides or arenes and widely used on both laboratory and industrial
79 ion between N-tosylhydrazones, dihalogenated arenes, and boronic acids or boronate esters was develop
81 fluorides and bromides, alcohols, aldehydes, arenes, and heteroarenes, were synthesized from an inter
82 ree novel tetra(thio)ureido dihomooxacalix[4]arene anion receptors (phenylurea 4a, phenylthiourea 4b,
87 ic nano-inclusions using p-tertbutyl calix[4]arene as ionophore and polymeric matrix (polyvinyl chlor
89 tion capsules designed using sulfonylcalix[4]arenes as container precursors, are known for their tuna
92 ns, carboxylate linkers, and sulfonylcalix[4]arene-based container precursors exhibit great promise a
93 ugh the ruthenium-catalyzed C-H arylation of arenes bearing directing groups with haloarenes is well-
95 wide range of arenes, including nonactivated arenes bearing simple functionalities such as fluoride,
96 reductive elimination to pi-complexation for arenes bearing strongly electron-withdrawing substituent
97 (CSNAr) that is not limited to electron-poor arenes, because it does not proceed via a Meisenheimer i
98 n of an increasingly more electron-deficient arene before the unactivated "control" ring undergoes mo
100 ation of phenyl-substituted dihomooxacalix[4]arene bidentate urea, voltammetric responses evolve from
101 relation between the bond order of the fused arene bond and the paratropicity strength of the antiaro
102 he CF3 group is found to stabilize the metal-arene bond strength in 5 by roughly 3 kcal/mol compared
104 cts are versatile, accessing polyfluorinated arene building blocks in substantial scale is important.
105 X)-Ar and lead to the pi-complexation of the arene by Ar-AuX2 becoming the turnover-limiting step.
106 ork, we demonstrate that the reduction of an arene by SmI2-water proceeds through an initial proton-c
107 e intramolecular gold-catalyzed arylation of arenes by aryl-trimethylsilanes has been investigated fr
109 series of oxidatively induced intramolecular arene C-H activation reactions of Ni(II) model complexes
115 Pd(II)-catalyzed Heck-type coupling between arene carboxylic acids and alkenes at room temperature.
116 rination affords moderate to good yields for arenes carrying electron-withdrawing (50-85%) or weakly
117 he inner cavities of self-folding resorcin[4]arene cavitands by the formation of covalent host-guest
118 n of this species and treatment with [Ru(eta-arene)Cl2 ]2 results in the 14-vertex/12-vertex species
119 -(pyridin-3-yl)propanoate)], a ruthenium(II)-arene complex with a perfluoroalkyl-modified ligand that
124 eta(6)-Me6C6)Cu(PR3)][PF6], the first copper-arene complexes to feature an unsupported eta(6) arene i
127 eduction of five partially oxidized pillar[5]arenes containing variable numbers (1-5) of quinone unit
128 trimethylenethioureido spacers to a calix[4]arene core and differing for the presence of methoxy or
129 array of electron-rich to electron-deficient arenes could readily be transformed to their respective
132 ion of a large series of alkylated and fused arene derivatives to the corresponding all-cis-cyclohexa
134 rgo Pd-catalyzed Matsuda-Heck couplings with arene diazonium salts to alpha-benzyl butenolides or pen
135 ing (Matsuda-Heck reaction) of electron rich arene diazonium salts with electron deficient olefins ha
138 he first examples of photochemically induced arene exchange/expansion reactions at a single carbon ce
139 ntial H2 delivery to a single catalyst-bound arene face, versus any competing intramolecular arene pi
140 tential revealed that the metalated pillar[5]arenes featured an electron-deficient cavity due to the
141 ates such as aldehydes, alcohols, and methyl arenes for a one-pot protocol, whereas TMSN3 is used as
143 oportionation reaction with 1 equiv of ethyl arene formed for each equivalent of diarylbutadiene prod
145 ere that linking dihydroxido-bridged Os(II) -arene fragments by a bridging di-imine to form a metalla
147 ve plausible pathway for gold(III)-catalyzed arene functionalization reactions in future studies.
148 c C-H bonds is a long-standing challenge for arene functionalization reactions such as the hydroaryla
149 c substitution (SNAr) is a direct method for arene functionalization; however, it can be hampered by
153 peroxide-free ortho aroylation of directing arenes has been developed via cross dehydrogenative coup
157 use a large excess of the radical-accepting arene have hindered their application to substituted ben
158 tion-metal-catalyzed alkylation reactions of arenes have become a central transformation in organic s
159 ribe the synthesis of three tetraureacalix[4]arenes having four appended terminal azobenzene groups.
160 lkylation of 2-bromo-1-(phenylsulfonylmethyl)arene/heteroarene with arylmethyl bromides/heteroarylmet
162 a comprehensive mechanism for diiron enzyme arene hydroxylation that accounts for many prior experim
166 electrophilic chlorine species reacting with arenes in aromatic substitutions extends the method beyo
168 sopropylamide (NaDA)-mediated metalations of arenes in tetrahydrofuran (THF)/hexane or THF/Me2NEt sol
170 t state of 1 was found to engage a series of arenes in thermally reversible Buchner ring expansion re
172 inated benzyl esters and main-chain terminal arenes, in turn controlling the conformations and interc
173 e base that is effective for a wide range of arenes, including nonactivated arenes bearing simple fun
174 resent unique examples of electron-deficient arenes instead undergoing preferential substitution in i
175 L)Fe which features an intramolecular eta(6)-arene interaction and can be utilized as an Fe(I) syntho
177 unknown propensity of a hydrogen-bonding OH-arene interaction to switch to the alternative HO-arene
179 could instead stabilize a positively charged arene intermediate or transition state, giving rise to n
181 t examples of a Lewis-acid catalyzed (hetero)arene interrupted, formal homo-Nazarov cyclization have
182 reactions convert simple, readily available arenes into more complex molecules with broader potentia
183 th electron-rich arenes, unless an excess of arene is used, which limits synthetic applications.
184 C-F functionalization of highly fluorinated arenes is a powerful method for accessing functionalized
187 or Friedel-Crafts alkylations of unactivated arenes is an important objective of interest for the pro
193 by the innate electronics of the fluorinated arene, limiting the synthetic utility of the chemistry.
194 The synthesis of the larger resorcin[5 and 6]arene macrocycles [5](OMe) and [6](OMe) has been realize
195 ket) guan)(Im(Dipp) N)Ti(OTf)2 (3) gives the arene-masked complex ((ket) guan)(eta(6) -Im(Dipp) N)Ti
200 clopentadienyl and M=Ir or Rh) with pillar[5]arene, mono- and polynuclear pillar[5]arenes, a new clas
201 ous compounds with the C-glycopyranosyl (het)arene motif were subjected to biological studies display
204 ns with only 1.2 equiv activated/deactivated arenes (no additional solvent) to access structurally an
205 bled by exclusively regioselective catalytic arene-norbornene annulation (CANAL) between dibromonapht
206 erocycles having C-sp(3) carbon (2-methylaza-arenes) occurs via deamination of benzylamine followed b
208 lyzed reaction of phenols with electron-rich arene or heteroarene ligands of unsymmetrical diaryl-lam
211 olo[3,2-b]pyrroles fused with two peripheral arenes or heterocyclic units has been realized through t
212 Through-the-annulus threading of calix[5]arene penta-O-ethers by dialkylammonium cations coupled
213 nic frameworks based on C-pentylpyrogallol[4]arene (PgC5 ) with spacer molecules, such as 4,4'-bipyri
216 r relies on the electrografting of a calix[4]arene platform bearing diazonium functionalities at its
217 nctionalities borne by these so-called dyn[4]arenes plays a crucial role on their structural features
218 equent reaction of these benzyl cations with arenes proceeds as Friedel-Crafts alkylation to afford 1
220 ious nitrogen heterocycles and electron-rich arenes provided a series of analogues (5-10) of eudistid
221 Substrates activated by the metal include arenes, pyridines, pyrroles, pyrimidines, furans, and th
223 clude coupling reactions of halobenzenes and arenes, reductive cleavages of dithianes, and SRN1 react
225 ndergo addition to another molecule of vinyl arene, resulting in an overall disproportionation reacti
228 ment is seen upon fluorination of the distal arene ring, arising from favorable enthalpic (DeltaDelta
229 approach is metal-induced deformation of the arene ring, which creates temporary ring strain and prom
230 l building blocks, two CoTPyP units and four arene-Ru clips, into a cofacial motif previously demonst
231 ancer candidates and biocatalysts, including arene ruthenium complexes, polypyridyl ruthenium complex
233 ctural conformation of 1,3-alternate-calix[4]arene scaffold and molecular electrostatic potential of
234 ngth depends on the chirality induced in the arene scaffold by the substituents rather than on the pr
235 ata show that preorganization of the calix[5]arene scaffold leads to great thermodynamic stability of
236 lenic cage (AAC) receptors with a resorcin[4]arene scaffold, from which four homochiral alleno-acetyl
237 irality model with excitons localized on the arene scaffold, here generalized to Cn symmetry, accurat
239 ,3-dimethoxybenzene and related methoxylated arenes show exclusively monomer-based orthometalations w
240 nium unit connected by a 1,2-vicinal calix[4]arene spacer was investigated in the transesterification
245 The visible-light driven cyclometalation of arene substrates containing an N-donor heteroaromatic mo
247 ability to arylate neutral and electron-poor arenes-substrates that do not react at all in the interm
248 The structures comprise a central stack of arenes surrounded by a triple helix of interconnected ar
249 release is the rate-determining step in the arene syn-dihydroxylation reaction taking place at Riesk
250 elated bidentate phenylurea dihomooxacalix[4]arenes, tetraphenylurea 4a is more preorganized and the
251 tive fluorination of biaryls is to couple an arene that already possesses C-F bonds in the desired lo
252 ew methods for the dearomatization of simple arenes that also selectively introduce functionality.
253 d nicely differentiated 1,2,3-trisubstituted arenes that are difficult to access by other catalytic r
254 e also describe the ability to functionalize arenes that are not oxidized by an acridinium catalyst,
255 is the most commonly used method to generate arenes that contain (18)F for use in positron-emission t
256 regioselectivity; this reaction occurs with arenes that have not undergone site-selective and stereo
257 mild and rapid method for the iodination of arenes that utilizes silver(I) triflimide as a catalyst
259 advances in the incorporation of (18)F onto arenes, the development of general and efficient approac
260 For the four tetra-O-substituted resorcin[4]arenes, the ECD exciton couplet at longer wavelength dep
261 oped for the photoinduced dearomatization of arenes through an intramolecular cycloaddition with aza-
263 gOPiv ligated by a phosphine reacts with the arene to form an arylsilver(I) species, presumably throu
264 f a perfluoroarene and C-H bond of the other arene to provide an expedient route to multifluorinated
266 talyze the dehydrogenative coupling of vinyl arenes to afford predominantly (E,E)-1,4-diaryl-1,3-buta
267 eratures that allows the direct amination of arenes to be completed within 3 min at 90 degrees C.
270 oanthracene and a variety of bis(arylethynyl)arenes to give polymers with molecular weights (Mn) of 9
271 e direct oxidative coupling of electron-rich arenes to the alpha-position of carbonyl functionality o
273 radicals with high electron affinity elicit arene-to-radical charge transfer in the transition state
274 tion metal-free couplings of haloarenes with arenes, triggered by the use of alkali metal alkoxides i
275 2-a]pyrimidin-4-ones with bromo/iodo-(hetero)arenes under aqueous conditions has been developed.
277 talysts are reactive only with electron-rich arenes, unless an excess of arene is used, which limits
278 was also modified for the radioiodination of arenes using a one-pot procedure involving the in situ g
279 H borylation of a range of substituted alkyl arenes using B2Pin2 (Pin = pinacolate) as the boron sour
280 of a commercially important multifluorinated arene via a defluorination strategy and is significantly
281 Here we report the selective production of arenes via direct hydrodeoxygenation of organosolv ligni
282 mers of pentahydroxy-functionalized pillar[5]arenes via the deprotection of their benzylated derivati
288 within the cavity of the trinuclear pillar[5]arenes, which is different to the host-guest behavior of
289 ydroxyl groups of C-propan-3-ol pyrogallol[4]arene with adjacent hexameric capsules via nickel-hydrox
290 of AgOPiv to afford the linear (E)-allylated arene with excellent regioselectivity; this reaction occ
291 survey of >40 benzenoid- and pyridine-based arenes with a range of substituents demonstrates the eff
292 alogenated (hetero)arenes and simple (hetero)arenes with active C-H bonds, thereby circumventing the
293 the palladium-catalyzed direct allylation of arenes with allylic pivalates in the presence of AgOPiv
294 ys a visible-light-mediated cycloaddition of arenes with an N-N-arenophile and in situ diimide reduct
295 s have reported the arylation of unactivated arenes with ArX, base (KO(t)Bu or NaO(t)Bu), and an orga
296 ra cross-coupling reaction of perfluorinated arenes with aryl boronate esters using NHC nickel comple
300 ic conformational properties of cone calix[4]arenes with orientable groups at the upper rim were thor
301 opic exchange of benzene and monosubstituted arenes with weakly activating groups reveal analogous di
WebLSDに未収録の専門用語(用法)は "新規対訳" から投稿できます。