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1 2H-Azirine-2-carbonyl azides, new reactive heterocyclic
2 2H-intrinsically labeled legumes, obtained by watering p
3 stigate the functional significance of Sts-1 2H phosphoesterase activity, we generated His-to-Ala var
4 esterase, we demonstrate here that the Sts-1 2H phosphoesterase domain displays catalytic, saturable
5 utyl-3-(4-bromophenyl)-3,6-dihydropyridine-1(2H)-carboxylate, an intermediate in the synthesis of the
6 icroporous supramolecular framework of PTC-1(2H) is able to promote the heterogeneous photo-oxidation
7 als much prolonged triplet lifetime of PTC-1(2H) relative to monomer reference, illustrating the uniq
9 (73, IC(50) = 12 nM) and 4-({5-[4-chloro-1-(2H-indazol-6-yl)-1H-1,2,3-benzotriazol-6-yl]-1H-pyrazol-
10 nated in the discovery of 4-({5-[4-fluoro-1-(2H-indazol-6-yl)-1H-1,2,3-benzotriazol-6-yl]-1H-pyrazol-
13 2H-perfluorooctyl) trichlorosilane or (1H,1H,2H,2H-perfluorooctyl) dimethylchlorosilane to a specific
14 By controlling the contact angle of (1H,1H,2H,2H-perfluorooctyl) trichlorosilane or (1H,1H,2H,2H-pe
15 the polymorphic crystal, thus leading to 1T-2H TMD homojunction monolayers with sizes up to tens of
19 to colloidal 1T-WS(2), 2H-WS(2), 2H-MoSe(2), 2H-WSe(2), 1T'-MoTe(2) and T(d)-WTe(2) few-layer nanostr
20 mperature onto colloidal 1T-WS(2), 2H-WS(2), 2H-MoSe(2), 2H-WSe(2), 1T'-MoTe(2) and T(d)-WTe(2) few-l
21 at room temperature onto colloidal 1T-WS(2), 2H-WS(2), 2H-MoSe(2), 2H-WSe(2), 1T'-MoTe(2) and T(d)-WT
22 ectron-density redistribution upon E(4)(H(2),2H) formation during catalysis, complementing these resu
24 ride yields an H(2)-bound complex (E(4)(H(2),2H)), in a process corresponding to a formal 2-electron
26 is drastically improved (>90%) by adding 2-(2H-benzontriazol-2-yl)-4,6-ditertpentylphenol (BZT) as a
28 ylene]-1H-indene-1,3(2H)-dione 6 and (E)-2-[(2H-indazol-3-yl)methylene]-2,3-dihydro-1H-inden-1-one 7
30 (+) dioxygen-reduction (to water) to a 2e(-)/2H(+) process (to hydrogen peroxide) only by increasing
33 however, deviations from the buffered 2e(-)/2H(+) behavior are seen in the neutral region (pH 6-8).
37 e is low enough, to obtain a Nernstian 2e(-)/2H(+) response across a wide pH range in unbuffered solu
38 ave results for all pH values, and the 2e(-)/2H(+) pathway is followed across the entire pH range.
41 1H-imidazo[1',5':1,6]pyrido[3,4-b]indole-1,3(2H)-dione (31a) emerged as a potent (IC(50) = 4.10 +/- 1
42 2-[(2H-Indazol-3-yl)methylene]-1H-indene-1,3(2H)-dione 6 and (E)-2-[(2H-indazol-3-yl)methylene]-2,3-d
43 to 2-(1,3-dihydroxyallylidene)-1H-indene-1,3(2H)-dione or by loss of alcohol to indeno[1,2-b]pyran-4,
45 selen (EBS), 2-phenyl-1,2-benzisoselenazol-3(2H)-one, is an organoselenium pharmaceutical with antiox
46 ion of 7-nitro-2-aryl-1,2-benzisoselenazol-3(2H)-ones 3 and 6 with sodium benzenetellurolate, NaTeC6H
50 ,2'-(1,2-diphenylethene-1,2-bis(benzofuran-3(2H))-one) (D2), obtained in significant amounts, that we
51 l)oxy)-2-(pyridin-4-ylmethylene)benzofuran-3(2H)-one (5b) that inhibited in vitro PC-3 prostate cance
52 nitrophenyl)-5-methyl-4,5-dihydropyridazin-3(2H)-one (DNMDP) is a small molecule that kills cancer ce
53 oil roasted almonds 4-hydroxy-2,5-dimethyl-3(2H)-furanone, 2,3-pentanedione, methional and 2-acetyl-1
54 the biosynthesis of 4-hydroxy-2,5-dimethyl-3(2H)-furanone, a major component in the characteristic fl
56 the (Z)-2-benzylidene-6-hydroxybenzofuran-3(2H)-one scaffold that possessed low nanomolar in vitro p
58 ave identified 2-phenyl benzo[d]isothiazol-3(2H)-ones as species-selective inhibitors of Plasmodium s
61 p henyl)amino)-1H-pyrazolo[3,4-d]pyrimidin-3(2H)-one] using simultaneous and sequential dosing schedu
62 carbanion reagent studies suggest that the 3(2H)-furanone is formed in a cascade of reactions involvi
64 2-(3,4-dihydroxybenzoyl)-2,4,6-trihydroxy-3(2H)-benzofuranone (BZF), whose antioxidant potency is no
65 ylene] amino}spiro[isoindole-1,9'-xanthen]-3(2H)-one (DEMAX) for Al(III) chelation is described herei
66 hylene]amino}spiro[isoindole-1,9'-xanthen]-3(2H)-one (DMBD), was synthesized and characterized as a n
67 (2), and K(16)[Mo(3)O(4)F(9)](2)[TiF(6)](3).2H(2)O (3) and to assign the nine distinct fluorine site
69 bis(2-octyldodecyl)pyrrolo[3,4-c]pyrrole-1,4(2H,5H)-dione-3,6-diyl)-alt-(2,2';5',2'';5'',2'''-quatert
72 the doubly reduced FeMo-co core of the E(4)(2H)* limiting-state by (1)H, (57)Fe, and (95)Mo ENDOR to
73 erating doubly reduced FeMo-co (denoted E(4)(2H)*), the extreme limit of the electron-density redistr
74 eltaD) of structurally-bound gypsum (CaSO(4).2H(2)O) hydration water (GHW) can be used to infer paleo
76 K(2)Ca(SO(4))(2).H(2)O), and gypsum (CaSO(4).2H(2)O), could be detected, in particular, at the (top)
77 te in ettringite rather than gypsum (CaSO(4).2H(2)O, formed as a secondary mineral phase) by at least
78 s in less polar CDCl(3) or CD(2)Cl(2), the 6-2H tautomer is stabilized by a strong N-H...O=C intramol
82 (3)O(4)F(9)].3H(2)O (1), K(5)[Mo(3)O(4)F(9)].2H(2)O (2), and K(16)[Mo(3)O(4)F(9)](2)[TiF(6)](3).2H(2)
83 salt of trimetaphosphate ([TBA](3)[P(3)O(9)].2H(2)O), also a precursor to anion 1, was found to react
84 salts of deprotonated adenine, [N(4444)][Ad].2H(2)O, and thymine, [P(4444)][Thy].2H(2)O, as well as t
85 c route provides practical access to 2-alkyl-2H-indazol-3-yl benzoates and 2-alkyl-1,2-dihydro-3H-ind
87 ructural transition mechanism between 3R and 2H phases is tentatively proposed to be associated with
88 of a reaction between 2-chloropyridines and 2H-azirines producing imidazo[1,2-a]pyridines is describ
89 Notably, this high atom economic approach (-2H(2)O) allowed the generation of four new bonds (1 C-C
92 egioselective coupling of C(sp(3))-H of aryl-2H-azirine and (diacetoxy)iodobenzene has been reported.
94 enols) indicates that these complexes act as 2H(+)/2e(-) oxidants, differing from the 1H(+)/1e(-) rea
95 (II)-catalyzed reaction of 2-(azidocarbonyl)-2H-azirines with 1,3-diketones, easily undergo the Curti
96 n of bisphenol compounds (only BPA and BADGE.2H(2)O detected) was mainly affected by sterilization, w
98 homojunctions have abrupt interfaces between 2H and 1T' MoTe2 domains, possessing a potential differe
100 n and evolution to give the Delta(2,2('))-bi(2H-1,4-benzothiazine) dimer 3 by interring dehydrogenati
101 enzothiazine dimer 2 to the Delta(2,2('))-bi(2H-1,4-benzothiazine) scaffold of red hair pigments is d
104 mportant electronic band parameters for bulk 2H-MX2, including the band gap, direct band gap size at
106 hexagonal dislocation spirals form the bulk 2H layer stacking commonly observed, and plates containi
108 n mapped Rph1 to the short arm of chromosome 2H in a physical region of 1.3 megabases relative to the
111 kthrough in growth of wafer-scale continuous 2H-MoTe(2) monolayers on device compatible dielectrics,
113 -fcc gold nanorods (fcc: face-centred cubic; 2H: hexagonal close-packed with stacking sequence of "AB
117 ,3-dicarbonyl compounds with 2-(diazoacetyl)-2H-azirines, prepared by a simplified procedure from 2H-
118 -hydroxy-3-methylbutyl)-1-methyl-1,3-dihydro-2H-benzo[d]imidazol-2-one (CCT369260), which reduces BCL
119 = 1,3-bis[2,6-diisopropylphenyl]-1,3-dihydro-2H-imidazol-2-ylidene) provided only the alkene hydroary
120 BuOK) rearrangement reactions of 3,4-dihydro-2H-1,2,3-benzothiadiazine 1,1-dioxides result in a ring
122 d for 7-chloro-4-(2-fluoroethyl)-3,4-dihydro-2H-1,2,4-benzothiadiazine 1,1-dioxide (BPAM121) at the h
125 cyclopropyl-7-(3-methoxyphenoxy)-3,4-dihydro-2H-1,2,4-benzothiadiazine 1,1-dioxide, EC50 = 2.0 nM).
126 nthesis of 7-phenoxy-substituted 3,4-dihydro-2H-1,2,4-benzothiadiazine 1,1-dioxides and their evaluat
129 ed for the preparation of chiral 3,4-dihydro-2H-naphtho[1,2-b][1,4]oxazin-2-ones by the reaction of b
132 s developed, employing 4-methoxy-1,5-dihydro-2H-pyrrol-2-one (13) as a single starting material to pr
133 he substitution in the resulting 1,5-dihydro-2H-pyrrol-2-one substrates, the reaction provides enol-
134 cid (2) and 3-((5-butyl-3-methyl-5,6-dihydro-2H-pyran-2-yl)-methyl)-4-methoxy-4-oxobutyl benzoate (3)
135 -2-ones 15-20, 8,9-disubstituted-3,9-dihydro-2H-purin-2,6-diamines 21-24 and 6-imino-1-phenyl-8,9-dis
136 9-14, 6-amino-8,9-disubstituted-3,9-dihydro-2H-purin-2-ones 15-20, 8,9-disubstituted-3,9-dihydro-2H-
138 or 3-(4,5-dimethyl-2-thiazolyl)-2,5-diphenyl-2H-tetrazolium bromide (MTT) assay, >28.90 to 13,157.89]
140 e (TMD) superconductor 2H-niobium disulfide (2H-NbS(2)) and a commensurate block layer that yields en
141 e C3-H sulfonylation of biologically diverse 2H-indazoles at room temperature and under ambient air.
142 rence of different reaction paths of double (2H(+)/2e(-)) free radical scavenging mechanisms was esti
144 is generates a new FeMo-co state, denoted E4(2H)*, through the photoinduced re of the two bridging hy
145 ryoannealing at temperatures above 175 K, E4(2H)* reverts to E4(4H) through the oxidative addition (o
147 oyloxy)-ethyl)-hexahydro-4-((E)-pent-2-enyl)-2H-chromene-6-carboxylate of polyketide origin, with act
150 al synthesis of well-defined heterophase fcc-2H-fcc gold nanorods (fcc: face-centred cubic; 2H: hexag
152 esis (RCM) led to the formation of the final 2H-pyran-2-one ring of the desired tetracyclic core.
154 elds catalytic exchange rates (at the formal 2H(+)/H2 potential, at 0 degrees C) of 157 electrons (78
156 ional analysis of the C-C bond cleavage from 2H(+) gives an intrinsic CKIE of 1.051 and suggests two
157 4-triazol-4-ium bromides, were prepared from 2H-azirines and triazolium phenacyl bromides using a sim
158 nes, prepared by a simplified procedure from 2H-azirin-2-carbonyl chlorides, led in high yields to th
164 3) receptor agonist 3,4,4a,5,6,10b-hexahydro-2H-naphtho[1,2-b][1,4]oxazin-9-ol ((11)C-(+)-PHNO) to di
165 red the role of hppH [=1,3,4,6,7,8-hexahydro-2H-pyrimido[1,2-a]pyrimidine] to act not only as a base
170 dy ((3-(N-butylethanimidoyl)ethyl)-4-hydroxy-2H-chromen-2-one; BHC) was previously discovered to inhi
172 itriles and alkynes, ring opening of 2-imino-2H-azirines, or direct metalation of 4-azadiene-1-amine
173 t the Zeeman splitting, however, persists in 2H-MoTe2 bilayers, as a result of an additional degree o
174 a constant drive the moving vortex state in 2H-NbS2 superconductor exhibits a negative differential
176 lective catalytic synthesis of 2H-indazoles, 2H-benzotriazoles, and related fused heterocyclic system
177 rgy demanding than the first ones indicating 2H(+)/2e(-) processes as inherent to catechol moiety.
178 hylsilyl)aryl triflates smoothly insert into 2H-azirines to form 2,3-diarylindoles with high selectiv
179 tion to ammonia is enabled by intramolecular 2H(+)/2e(-) proton-coupled electron transfer from the sa
180 guided isolation of 3-(octahydro-9-isopropyl-2H-benzo[h]chromen-4-yl)-2-methylpropyl benzoate and met
182 t exciton resonance A and B of the few layer 2H-MoS2 affecting optical absorption and subsequent mech
185 of the stoichiometric reaction between [(LCu)2H](+) and CO2 is dramatically increased in the presence
188 onfirmed through determination of their [M + 2H](2+), [M + 2Na](2+), and [M + H + Na](2+) ions acquir
189 ionized preferentially as the dianion ([M - 2H](2-)) with a small contribution of the monoanion ([M
190 Product ion spectra generated from the [M - 2H](2-) precursor ions were dominated by the loss of HSO
194 yloxy)-10-methylpentyl)-tetrahydro-13-methyl-2H-pyran-17-car boxylate (2) and (13-(methoxycarbonyl)-1
195 S6180 (4-[[3-(trifluoromethyl)phenyl]methyl]-2H-1,4-benzothiazin-3(4H)-one) inhibition at the atomist
196 wth of 2 in wafer-scale continuous monolayer 2H-MoTe(2) films on inert SiO(2) dielectrics by molecula
197 o extended to fabricate continuous monolayer 2H-MoTe(2) on atomic-layer-deposited Al(2) O(3) dielectr
198 batch fabrication of high-mobility monolayer 2H-MoTe(2) field-effect transistors and the three-level
199 optimization of the basal plane of monolayer 2H-MoS2 for HER by introducing sulphur (S) vacancies and
200 hts into the scalable synthesis of monolayer 2H-MoTe(2) films on universal substrates and paves the w
201 integration of vertically stacked monolayer 2H-MoTe(2) transistor arrays for 3D circuitry are succes
202 A novel phase transition, from multilayered 2H-MoTe2 to a parallel bundle of sub-nanometer-diameter
203 dration process of cations (i.e., from Na(+).2H(2)O to Na(+).H(2)O); and ( iii) a potential-dependent
204 ted nitroalkene to give 2-alkyl/aryl-3-nitro-2H-chromenes in excellent enantioselectivity within a sh
205 d for the direct modification of nonaromatic 2H-imidazoles to afford novel polyfluoroarylated azahete
206 thoxy-4-2-[(4-methylpentyl)oxy]-3,4-dihydr o-2H-6-pyranylbutanoic acid (2) and 3-((5-butyl-3-methyl-5
207 used to induce high conversion (ca. 41 %) of 2H-MoS(2) into 1T-MoS(2) , which is much higher than sin
208 Ruthenium-catalyzed oxidative annulation of 2H-chromene-3-carboxamides with alkynes has been achieve
210 riendly protocol for the arylselenylation of 2H-indazole has been developed using a catalytic amount
214 measured the true ileal IAA digestibility of 2H-intrinsically labeled chickpea, yellow pea, and mung
217 sion up to ~15 GPa, a new hexagonal phase of 2H-MoN(2) occurs, which is irreversible at ambient condi
218 (S)-vacancies created on the basal plane of 2H-molybdenum disulfide (MoS2) using argon plasma exposu
221 AC and ACE as leads and produced a series of 2H-benzo[e][1,2,4]thiadiazin-3(4H)-one-1,1-dioxides (BTD
222 of these intermediates for the synthesis of 2H-1,4-oxazine N-oxides has been developed for a variety
223 scope of the new method for the synthesis of 2H-1,4-oxazine N-oxides is discussed, in addition to ini
224 ides a chemoselective catalytic synthesis of 2H-indazoles, 2H-benzotriazoles, and related fused heter
228 Al composites reinforced with either IF- or 2H-WS2 particles, so as to elucidate their mechanism of
229 dro-16-hydroxy-15-(methyl pentanoate)-14-oxo-2H-pyran-13-yl)-9-methyl-but-11-enyl benzoate (1), isobu
231 The Deltahda-2 overproduced the VOC 6-pentyl-2H-pyran-2-one (6-PP), which resulted in enhanced root b
233 the conversion of the single-bonded 3-phenyl-2H-1,4-benzothiazine dimer 2 to the Delta(2,2('))-bi(2H-
238 copy and Raman mapping confirm that in-plane 2H-1T' MoTe2 homojunctions have abrupt interfaces betwee
239 veals that the nanoribbons are predominantly 2H phase with zig-zag edges and an edge quality that is
241 following a two-electron (2e(-))/two-proton (2H(+)) Nernstian pathway over a wide pH range, the volta
244 m dioxygenation of pyrene at an apical ring, 2H-naphtho[2,1,8-def]chromen-2-one (NCO), which was conf
245 rnished a series of 2,5-dimethyl-1-((3R,4'S)-2H-spiro[benzofuran-3,1'-cyclopentan]-2'-en-4'-yl)-1H-py
247 ) and to sulfite (H(2) S + 3 SO42- 4 SO32- + 2H(+) ), are only moderately exergonic or endergonic eve
252 as compared to the thermodynamically stable 2H phase, thus in standard chemical vapour deposition an
256 me of the obtained perfluoroaryl-substituted 2H-imidazoles were found to be of particular interest as
257 in a sealed tube delivers the 2-substituted-2H-indazoles in a single synthetic step with yields up t
259 e and furnishes a wide range of 2-substiuted 2H-thiochromenes with excellent enantioselectivities (up
260 on metal dichalcogenide (TMD) superconductor 2H-niobium disulfide (2H-NbS(2)) and a commensurate bloc
261 a higher-energy protonated phenyl tautomer (2H(+)) prior to C-C bond breaking would produce protonat
262 of cis- and trans-fused 3,4,4a,8a-tetrahydro-2H,5H-pyrano[2,3-b]pyran-7-carboxylates have been obtain
264 ctions produced diverse 1,3a,4,9b-tetrahydro-2H-furo[2,3-c]chromene-2,7-diols and 3,4,4a,9a-tetrahydr
265 azine (6) obtained from 4,4',5,5'-tetranitro-2H,2'H-3,3'-bipyrazole (4) by N-amination and N-azo coup
270 catalytic current switches direction at the 2H(+)/H(2) thermodynamic potential, clearly signaling a
272 he synergistic phase transformation from the 2H to the 1T phase, which was confirmed by synchrotron r
275 eory calculations, the high stability of the 2H form in solution is due to the formation of centrosym
277 r 1b points to the possibility that only the 2H-tetrazoles forms can give a direct access to nitrile
279 er, it was shown for the first time that the 2H tautomers of 3-substituted indazoles can be stabilize
281 drogen evolution reaction as compared to the 2H WSe(2) nanosheets and comparable to other 1T' phases.
282 eS clusters are too positive relative to the 2H(+)/H(2) couple at neutral pH; consequently, electrons
283 sible electrocatalytic behavior close to the 2H(+)/H2 potential, making them paradigms for efficiency
285 heterocyclic system is described wherein the 2H-bis([1,2,3]triazolo)[5,1-a:4',5'-c]isoquinoline ring
288 44)][Ad].2H(2)O, and thymine, [P(4444)][Thy].2H(2)O, as well as the double salt cocrystal, [P(4444)](
289 somerization, transformation of isoxazole to 2H-azirine, which is compatible with Ph3PAuNTf2, catalyz
290 l substrates, a range of trifluoromethylated 2H-chromenes were successfully synthesized with the use
291 -type (WT) mice, measured by 2,3,5-triphenyl-2H-tetrazolium chloride and TUNEL staining 24 h after st
298 nalyzed using in vivo 13C/31P/1H and ex vivo 2H magnetic resonance spectroscopy before and during hyp
299 h yield by the reaction of sodium azide with 2H-azirine-2-carbonyl chlorides, generated by the Fe(II)
300 roxy-2,8-dimethyl-6-(3-methyl-2-bute n-1-yl)-2H-1-benzopyran-4,7(3H,8H)-dione; 3-[(2-O-beta-d-glucopy