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1 polymerases in bypassing major-groove O (6)-alkyl-2'-deoxyguanosine (O (6)-alkyl-dG) and minor-groov
2 f a range of 1-benzyl-(1,2,3-triazol-4-yl)-N-alkyl-(2-pyridinemethanimine) ligands and new complexes:
3 lectivities were observed with an array of 2-alkyl-, 2-aryl-, and 2-boryl-substituted 1,1-diboryl alk
4 starting materials such as 1,2-diamines and alkyl 3-oxohex-5-enoates and can be performed under solv
6 ty of 1-aryl-3-(arylthio)propan-2-ones and 1-alkyl-3-(arylthio)propan-2-ones with different aryl/viny
8 ion has been extensively used to make many 3-alkyl-5-(halomethyl)oxazolidin-2-ones, but the correspon
9 stereoconvergent synthesis of a series of 5-alkyl-, 5,5-dialkyl-, and 5,5,6-trialkyl-l-pipecolic aci
10 d, and allyl boronates, which may contain an alkyl-, a chloro-, or a bromo-substituted Z-alkene, can
11 GaBr(3) as a Lewis acid and terminal aryl or alkyl acetylenes as 1,6-zwitterion interceptors allows t
12 The environmental behavior of perfluorinated alkyl acids (PFAA) and their precursors was investigated
13 series of bis(4-fluorophenyl)methyl)sulfinyl)alkyl alicyclic amines, where the piperazine-2-propanol
14 ow as 0.1 mol % loading, providing protected alkyl, alkenyl and aryl amines in high yields with gaseo
16 r the mono-selective installation of diverse alkyl, alkenyl, aryl, alkynyl, fluoro, hydroxyl and amin
18 ing approach, resembling formal and flexible alkyl-alkyl couplings, provides a general entry to synth
19 ee three-component coupling reaction of aryl alkyl/alkyl ketones, SeO(2), and phenols/anisoles is des
21 t allylic amination that can directly afford alkyl allylamines, enabled by the reactivity of thianthr
22 stituted dienes provide alpha-aryl and alpha-alkyl alpha-methyl-substituted nitriles, respectively.
23 al precursors, including those that generate alkyl, alpha-acyl, trifluoromethyl and sulfonyl radicals
25 scope since primary, secondary, and tertiary alkyl amines are accessible and hydrogen is the most att
28 hnology, in particular for the attachment of alkyl amines to glutamine-containing peptides and protei
29 reospecific synthesis of useful alpha-chiral alkyl amines, and rapid construction of different ureas
31 the first isolable boraphosphaketene, cyclic(alkyl)(amino) carbene (CAAC)-borafluorene-P=C=O (2), is
32 Herein, we report the synthesis of a cyclic (alkyl)(amino)aluminyl anion based on a five-membered fra
33 N-Heterocyclic carbene (NHC)- and cyclic (alkyl)(amino)carbene (CAAC)-stabilized borafluorene radi
34 ation, [(CAAC)(2)Be](+*) (2) [CAAC = cyclic (alkyl)(amino)carbene], prepared by oxidation of a zero-v
35 contain an alpha-stereogenic carbon with an alkyl, an aryl, a benzyloxy, or a siloxy moiety can be g
42 amidic macrocyclic scaffold, whereas various alkyl and aryl urea substituents were introduced after a
44 ed and oxygenated alkanes, 8 alkenes, and 20 alkyl and halobenzenes were used to determine 39 paramet
45 e oxalates were then easily converted into N-alkyl and N-acyl analogues (RX, NaHCO(3)/DMF/100 degrees
46 type structure, with horizontal alternating alkyl and stacked aromatic layers in both the orange and
48 - to tetrasubstituted piperidines with aryl, alkyl, and carboxylic acid derivatives at multiple diffe
50 s, viz., cyclohexane, cyclic ethers, arenes, alkyl aromatic systems, and aldehydes/ketones, having an
52 y and completely cleaved with functionalized alkyl-, aryl-, and H-tetrazines, irrespective of click o
53 either diastereomeric form-by reactions with alkyl-, aryl-, heteroaryl-, allyl-, vinyl-, alkynyl-, or
54 ive addition between palladium catalysts and alkyl/aryl electrophiles can be controlled by an OEEF ap
57 semblies of 7,12-disubstituted cages from 7-(alkyl/aryl) NBDs, as well as the selective post-syntheti
58 dehyde with conjugated nitroalkene to give 2-alkyl/aryl-3-nitro-2H-chromenes in excellent enantiosele
60 he modular synthesis of diverse N-aryl and N-alkyl azaheterocycles (indoles, oxindoles, benzimidazole
62 thio)propan-2-ones with different aryl/vinyl/alkyl azides is reported under ambient conditions to fur
63 gly, the [3 + 2] cycloaddition of aryl/vinyl/alkyl azides with the in situ-generated equilibrated the
64 ctive cross-coupling between tosyl-protected alkyl aziridines and commercially available (hetero)aryl
65 chloroamines produced, conversion into tetra-alkyl aziridinium ions was possible, thus enabling diami
66 in expressing CndF and CndE, feeding various alkyl-beta-keto esters led to the biosynthesis of 6-subs
68 ion of C(sp(3))-rich and sterically hindered alkyl boron reagents in a practical and modular manner.
70 trategic significance of this approach, with alkyl boronic acids as linchpins, is demonstrated throug
74 pure and enantiomerically enriched tertiary alkyl bromide, chloride, ester, and fluoride could there
77 or carbon-based nucleophiles and unactivated alkyl bromides (>130 examples, mostly >95:5 E/Z, >20:1 r
80 ic and radical trapping studies with primary alkyl bromides suggest a unique mode of tertiary C-radic
81 onstrated by cross-coupling with unactivated alkyl bromides, generating a diverse array of aliphatic
84 atalyst is faster than oxidative addition of alkyl bromides; (2) nickel bound metallocycles are invol
85 ted at the organo-organic interface, showing alkyl C and nitrogen (N) enrichment (by 4 and 7%, respec
88 phatic-C (lipids, waxes) and retained more O-alkyl-C (carbohydrates), consistent with enhanced (13) C
90 alkyl groups was achieved in reactions with alkyl carbastannatranes affording congested thioethers.
91 o show that two molecules with tails made of alkyl carbon, alkylphosphocholines (APCs) and quaternary
92 ethods to achieve transition-metal-catalyzed alkyl carbon-nitrogen (C-N) bond cleavage require the pr
94 ing of a dimethylsulfonium moiety and a long alkyl chain (C(18)-SMe(2)(+)), also induces production o
95 hioester leaving group contains a lipid-like alkyl chain - and a Cys-peptide modified by a lipid-like
96 n alkyne or an azide group at the end of the alkyl chain and with potential utility in bioorthogonal
97 phingosines (Cer[AS]) decreased, with larger alkyl chain lengths in Cer[NS], distinctly representing
98 es enable the introduction of functionalized alkyl chains at Cbeta, groups that have not yet been int
99 diacetylenic side chains and three saturated alkyl chains at different positions around the central H
100 ica substrates that were functionalized with alkyl chains containing head groups that mimic the IL ca
102 l chains forming tight structures and longer alkyl chains forming larger pores with plate-like lipid
103 py, was lipid-length dependent, with shorter alkyl chains forming tight structures and longer alkyl c
104 cell membrane via the incorporation of long alkyl chains into a short polymer block leading to non-c
105 The molecules bear electronically inert alkyl chains of different length and bulkiness, attached
113 ntermediates, this synthetic [Fe(4)S(4)](3+)-alkyl cluster adopts an S = (1)/(2) ground state with g(
115 Here, we show that synthetic [Fe(4)S(4)]-alkyl clusters undergo Fe-C bond homolysis when the alky
121 All these data demonstrate that the designed alkyl CPs are efficient photosensitizers for the photody
123 confocal microscopy showed that the designed alkyl CPs strongly penetrate cell membranes, binding to
126 over the initial 4-aryl analogues provided 4-alkyl derivatives with the desired functionality and goo
128 sine (O (6)-alkyl-dG) and minor-groove N (2)-alkyl-dG lesions in human cells, where the alkyl groups
133 -groove O (6)-alkyl-2'-deoxyguanosine (O (6)-alkyl-dG) and minor-groove N (2)-alkyl-dG lesions in hum
135 l hydroperoxide (TBHP) as the methyl source, alkyl diacyl peroxides as the primary alkyl source, alky
137 s, the first example of a homoleptic uranium-alkyl dimer, [Li(THF)(4) ](2) [U(2) (CH(3) )(10) ], as w
139 ed deuterium labeling at specific sites of N-alkyl drugs is crucial in drug-development as over 50% o
141 h the catalytic carboxylation of unactivated alkyl electrophiles has reached remarkable levels of sop
142 (NHCs) has enabled reactions of unactivated alkyl electrophiles not only limited to the traditional
144 /mL) following oral administration of simple alkyl ester prodrug and activated ester prodrug, respect
146 ng to 1-alpha-(pyridyl-2-[1,2,4]triazolyl)-2-alkyl-ethanones has been discovered while studying the r
147 of perfluorosulfonic acids and homologues of alkyl ether sulfates (C(8)- and C(10)/EO(n), C(8)H(17)(C
148 sting the protecting group strategy, from an alkyl ether to a bidentate ketal at the carbohydrate bac
150 iant of this reaction via the coupling of an alkyl fragment with an alkyl-iminium ion that is generat
152 orresponding nucleosides by coupling aryl or alkyl Grignard reagents and halogenated purine nucleosid
153 aromatic substitution and replacement of an alkyl group by the nucleophilic alpha-C atom of the phos
155 athway, repulsion between the ligand and the alkyl group is minimized (by virtue of it being 1 degree
160 )-alkyl-dG lesions in human cells, where the alkyl groups are ethyl, n-butyl (nBu), and, for O (6)-al
163 ted pyridyl moieties in position 4 and small alkyl groups in position 2 provided the best profiles.
164 imization of steric interactions between the alkyl groups of the diol on boron and the chiral phospho
166 bstituted glycoluril subunits with different alkyl groups were designed, synthesized, and fully chara
167 ble with a host of sterically differentiated alkyl groups, alkenes, acidic protons alpha to carbonyl
168 ituted, tetracyclic indoline derivative with alkyl groups, employing a mild Negishi C-C bond forming
169 over 50% of the top-selling drugs contain N-alkyl groups, in which it is very challenging to selecti
170 Owing to the strong hydrophobicity of the alkyl groups, the resultant COFs show high crystallinity
173 her two aryl, one aryl and one alkyl, or two alkyl groups; 3-aminocyclohex-2-en-1-ones of this type a
174 synthesis of such esters, beginning with an alkyl halide (derived from an aldehyde and an acyl bromi
175 protocols with tert-alkyl organometallic or -alkyl halide reagents, and it enables the expedient form
176 Three new dimeric bis-guanidinate zinc(II) alkyl, halide, and hydride complexes [LZnEt](2) (1), [LZ
177 catalyst for the selective cross-coupling of alkyl halides and allylic halides to form C-C hydrocarbo
179 ross-coupling reactions between a variety of alkyl halides and unactivated aryl boronic esters using
180 te that a silylcopper intermediate activates alkyl halides by single electron transfer to form alkyl
182 yzed carbonylative silylation of unactivated alkyl halides has been developed, enabling efficient syn
183 um fluoride for nucleophilic fluorination of alkyl halides is an important challenge because of the h
185 e reactions involving unactivated (tertiary) alkyl halides remains an unmet challenge owing to unavoi
186 employ readily available starting materials (alkyl halides, alkenes, etc.) and simple, transition-met
187 quenched with various electrophiles such as alkyl halides, epoxides, Michael acceptors, and lambda(3
191 catalyzes efficient installation of reactive alkyl handles, (iii) the X-ray crystal structure of TnmH
193 ia the coupling of an alkyl fragment with an alkyl-iminium ion that is generated in situ(10-14).
195 an be achieved by inhibitors that occupy an "alkyl-induced" pocket and possess bicyclic hinge-binding
196 ubstituents into both the "selectivity" and "alkyl-induced" pockets within the adenosine triphosphate
197 c rearrangements through the intermediacy of alkyl iodanes as stereodefined carbocation equivalents.
198 rlaps the absorption spectrum of a key Pd(II)alkyl iodide intermediate, the reaction proceeds with 82
199 ue light-promoted iodination is used to form alkyl iodide intermediates from simple unreactive alcoho
200 n enantioselective radical cyclization using alkyl iodides as precursors to unstabilized nucleophilic
201 valuated for a series of linear and branched alkyl iodides with increasing structural complexity by m
203 n nitrile rubber gloves, and considered that alkyl isothiocyanate might also have played a causative
204 ryl, heteroaryl, alkynyl, alkenyl, allyl, or alkyl ketones that contain an alpha-stereogenic carbon w
205 ration of l-tyrosine- or l-leucine-derived 4-alkyl-l-proline derivatives (APDs) in their structures.
214 rms a bimetallic complex upon treatment with alkyl metal reagents, such as Et(2) Zn and Bu(2) Mg.
215 metal acts as a precursor to alpha- or beta-alkyl migration steps that break the C-C sigma bond.
216 ile lipophilic-lipophilic association of the alkyl moieties and complementary perfect fit of the tria
218 nable for a multi-gram scale-up to deliver 2-alkyl-N-arylindoles in high yields followed with only a
219 kes advantage of an in situ generated chiral alkyl Ni(III)-intermediate to ensure a stereodefined out
222 rapid beta-hydrogen elimination from cobalt alkyls occurred under an N(2) atmosphere, alkylation of
223 es of the general formula RPM(CO)(n) (R = an alkyl or aryl group; M = a transition metal) are electro
224 s to [(IMes)(3)Fe(4)S(4)-R](+) clusters (R = alkyl or benzyl; IMes = 1,3-dimesitylimidazol-2-ylidene)
225 stituents, either two aryl, one aryl and one alkyl, or two alkyl groups; 3-aminocyclohex-2-en-1-ones
226 to the existing coupling protocols with tert-alkyl organometallic or -alkyl halide reagents, and it e
227 results illustrate that the chain-walking of alkyl-palladium complexes can be controlled through the
229 One possibility is that the intermediate alkyl-Pd complexes can undergo a "chain-walking" event,
231 of stable and isolable OCO pincer-supported alkyl-Pd(IV) complexes containing cyclopalladated alkyla
232 works, which represent the first examples of alkyl-Pd(IV) complexes derived from the oxidation of cyc
233 9'-spirobifluorene (spiro-MeOTAD), while the alkyl pending groups affect molecular packing in thin fi
234 iacyl peroxides as the primary alkyl source, alkyl peresters as the secondary and tertiary alkyl sour
235 alcohol-derived 2-methyl-2-tetrahydropyranyl alkyl peroxides (MTHPs) in tetrahydrofuran at 0 degrees
236 eoside triphosphate analogues comprising a C-alkyl-phosphonate moiety replacing the gamma-phosphate.
238 analogues reveals that incorporation of C-24 alkyl phytosterols into LNPs (eLNPs) enhances gene trans
239 ndings provide in-depth understanding of how alkyl-PTE lesions are recognized by the DNA replication
242 A nickel terpyridine catalyst couples N-alkyl pyridinium salts with in situ formed carboxylic ac
243 pump is related to an impaired production of alkyl quinolone QS signals, likely prompted by the reduc
245 halides by single electron transfer to form alkyl radical intermediates and that carbon-halogen bond
246 s enabled the discovery of a plethora of new alkyl radical precursors, opening the world of radical c
247 Competition kinetic experiments reveal that alkyl radical substitution on tetrasulfides is a rapid r
248 oxy hydroperoxide, trapping of the generated alkyl radical with 2,2,6,6-tetramethylpiperidin-1-yl (TE
249 A cleaves C-H bonds in the alkane to form an alkyl radical, which subsequently reacts with mCPBA to a
250 susceptible to beta-fragmentation, releasing alkyl radicals and affording imines, which in turn are s
251 ng ones that produce highly reactive primary alkyl radicals and those containing functional groups th
252 A subsequent beta-scission event liberates alkyl radicals for coupling with electron-deficient olef
255 DH and analogues have been found to generate alkyl radicals upon reductive decarboxylation of redox-a
256 ent "ene"-reductases can generate stabilized alkyl radicals when irradiated with visible light; howev
257 ther carboxylic acids to generate methyl and alkyl radicals, respectively, without the need for stoic
259 exotine A that likely originates from a 1,2-alkyl rearrangement of a protonated 3,3'-spiroindolenine
263 henylphosphonium-conjugated ATO with varying alkyl side chains (Mito(4)-ATO, Mito(10)-ATO, Mito(12)-A
269 systematically replacing a certain amount of alkyl side-chains with compact bulky side-chains (CBS).
270 ource, alkyl diacyl peroxides as the primary alkyl source, alkyl peresters as the secondary and terti
271 lkyl peresters as the secondary and tertiary alkyl sources, and aryl diacyl peroxides as the arylatin
272 y is the initial formation of TMEDA-iron(II)-alkyl species which undergo a controlled reduction to se
273 n, the intermediacy of (phenanthroline)Ni(I)-alkyl species-complexes proposed in numerous Ni-catalyze
275 droxylation of the ring and oxidation of the alkyl substituent accounted for approximately 15-40% of
276 es as 1,6-zwitterion interceptors allows the alkyl substituent to be grown to give the corresponding
278 ducts of ring hydroxylation and oxidation of alkyl substituents as well as a suite of ring-cleavage p
279 ng currents and the presence of the internal alkyl substituents had little effect on the global aroma
280 P1-P3 subsites of 21 is functionalized with alkyl substituents, which are shown to effectively modul
282 atalysts to provide the corresponding 2-aryl(alkyl) substituted 4-(trifluoromethyl)quinolin-3-ylphosp
284 th SO(2) and formic acid, similar to smaller alkyl-substituted CIs, and by contrast, slow removal in
285 The steric demand of the electron-rich, alkyl-substituted double bond determines the reaction pa
287 atalyzed allylic substitution of challenging alkyl-substituted secondary allylic carbonates with benz
288 nucleophiles to a simple, readily-accessible alkyl sulfinyl (IV) chloride allows formation of a trigo
289 of hydroboration/selective protodeborylation/alkyl-Suzuki coupling used to close the 11-membered ring
290 designs of p(glycerol monomethacrylate)-b-p(Alkyl-TAF-methacrylate) and p(glycerol monomethacrylate)
294 enhances gene transfection and the length of alkyl tail, flexibility of sterol ring and polarity due
295 s a unified method to access diaryl and aryl alkyl thioethers and was demonstrated in the context of
297 (or bromo)-5-(1'-Me(3)SiO-1'-trifluoromethyl-alkyl)thiophenes in Bronsted superacids (CF(3)SO(3)H, FS
298 upramolecular assemblies formed by synthetic alkyl triazole-based amphiphiles against interfaces of t
299 on, we previously quantified interactions of alkyl ureas with amide and aromatic compounds, relative