ライフサイエンスコーパス: ring-opening reaction

1 hoxytriptycene does not undergo an oxidative ring opening reaction.

2 promotes rate acceleration of the subsequent ring-opening reaction.

3 nstatistical dynamic effects on the stepwise ring-opening reaction.

4 ng the reaction path plays a key role in the ring-opening reaction.

5 tion of ethylene, a concerted, electrocyclic ring-opening reaction.

6 uclear motions that accompany the force-free ring-opening reaction.

7 f a-phellandrene undergoing an electrocyclic ring-opening reaction.

8 had no effect on the regioselectivity of the ring-opening reaction.

9 t as a mixture of regioisomers mediated by a ring-opening reaction.

10 ntermediate formed in the S(N)2 displacement-ring-opening reaction.

11 sidues in the catalysis of a novel oxidative ring-opening reaction.

12 hrough hydrolysis, condensation, and epoxide ring opening reactions.

13 rate synthetic complexity via intramolecular ring opening reactions.

14 llics are not efficient nucleophiles for the ring-opening reactions.

15 of force-modified pathways for electrocyclic ring-opening reactions.

16 orce is an efficient stimulus for triggering ring-opening reactions.

17 scale and quantum efficiency of photoinduced ring-opening reactions.

18 ion relative to majority of the previous VCP ring-opening reactions.

19 , usually proceeding via oxygenation-induced ring-opening reactions.

20 tropy in the molecular transition states and ring-opening reactions.

21 ceptor cyclobutenes is fully retained in the ring-opening reactions.

22 ,2- and 1,3-diamine derivatives by selective ring-opening reactions.

23 icating a direct role of this residue in the ring-opening reaction; (3) Tyr294 may also be responsibl

24 exane suggests that it may be susceptible to ring-opening reactions, a facet of its chemistry that is

25 e oxazine ring via an intramolecular epoxide ring opening reaction and an EDCI-assisted peptide coupl

26 ,3-hexafluoro-2-propanol (HFIP) promotes the ring-opening reaction and stabilizes the open isomer, al

27 reaction mechanism was proposed for the C-H ring-opening reaction and supported by the deuterium lab

28 tal evidence suggests that both the borirane ring-opening reaction and the boralactonization reaction

29 hout bond breaking or bond formation, namely ring-opening reactions and cis-trans isomerizations, res

30 ne, as well as the implementation of various ring-opening reactions and derivatizations.

31 ransformations, as demonstrated here by both ring-opening reactions and reduction to saturated lacton

32 riers are comparable to the barriers for the ring-opening reactions, and the consideration of two Cur

33 Epoxide ring opening reactions are common and important in both

34 ssible competing conrotatory and disrotatory ring-opening reactions are affected by external force.

35 inal chemistry and its propensity to undergo ring-opening reactions as a synthetic intermediate.

36 ermediate can be induced to undergo a double ring-opening reaction at both C1 and C3 to yield vicinal

37 triggered by the base-mediated retro-Michael ring-opening reaction (beta-elimination) and subsequent

38 The mechanism of the ring-opening reaction, both in the neutral and in the ra

39 Polycyclic structures can undergo multiple ring opening reactions, but do not have markedly higher

40 Our findings open a route to steer ring-opening reactions by conformational design and to s

41 ,3,2-oxathiaphospholane 16, that undergoes a ring-opening reaction catalyzed by 1,4-diazabicyclo[5.4.

42 o gain a better understanding of the epoxide ring-opening reaction catalyzed by epoxide hydrolase.

43 Epoxides 3 do not undergo the ring-opening reactions catalyzed by the acidic silica su

44 -generation aqSOA, whereas fragmentation and ring-opening reactions controlled the formation of more

45 barrier of the Lewis acid-catalyzed epoxide ring-opening reactions decreases upon ascending in group

46 macrocycles exhibit stepwise, light-induced, ring-opening reactions (DHA-DHA to DHA-VHF to VHF-VHF; V

47 up transformations that deviate from epoxide ring-opening reactions, discovered through nanomechanica

48 iridines, while participating in the initial ring-opening reaction, do not lead to the desired bicycl

49 ever, both derivatives undergo an unexpected ring-opening reaction during the final dearomatization s

50 mediates do not follow the same trend as the ring-opening reaction energies.

51 mol lower than its oxirane analogue, and the ring-opening reaction energy of SB-3CT is 8.0 kcal/mol m

52 l pool approach, based on cyclic sulfamidate ring-opening reaction, for the asymmetric synthesis of (

53 ltiphase chemistry of IEPOX, such as epoxide ring-opening reactions forming methyltetrol sulfates thr

54 gs of HDAC6 that undergo an enzyme-catalyzed ring opening reaction, forming a tight and long-lived en

55 Due to this expected shift toward ring-opening reactions heterogeneous oxidation of the un

56 ore, can undergo nonenzyme-catalyzed epoxide ring opening reactions in the presence of flavin adenine

57 ilizing a newly discovered ethynyl aziridine ring-opening reaction in a longest linear sequence of 15

58 lic minimum of a photochemical electrocyclic ring-opening reaction in the molecule alpha-terpinene.

59 ed electrolytes are in situ polymerized by a ring-opening reaction in the presence of aluminum fluori

60 lated quinazoline derivatives by the epoxide ring-opening reaction in the presence of I(2)/DMSO with

61 bifunctional, sequential hetero-Diels-Alder/ring-opening reaction in which chiral, metal complexed k

62 This ring opening reaction is initiated by the two-electron r

63 he transduction of mechanical force into the ring-opening reaction is an activated process.

64 anced reactivity of the Lewis acid-catalyzed ring-opening reaction is caused by the reduced steric (P

65 lfonamide is unprotected, the characteristic ring-opening reaction is completely silenced, which expl

66 The developed C-H ring-opening reaction is highly diastereoselective and c

67 Our results show that the selectivity of the ring-opening reaction is influenced by several factors,

68 The activation barrier for the epoxide ring-opening reaction is reduced to approximately 10 kca

69 This nucleophilic ring-opening reaction is reversible under basic conditio

70 tablished that the regioselectivity of these ring-opening reactions is, aside from the "classical" st

71 ycloaddition, a nucleophilic addition, and a ring-opening reaction, is disclosed.

72 apping agent played an important role in the ring-opening reaction kinetics.

73 d state of the cyclic molecule or the actual ring-opening reaction leading to the open-chain isomer.

74 ring strain and resultant proclivity towards ring-opening reactions makes them versatile precursors o

75 s not seen extensive study in the context of ring opening reactions making the site of reaction diffi

76 This aziridine ring opening reaction manifold has demonstrated utility

77 ovide deeper understanding of the reversible ring-opening reaction mechanism of 1,3-benzoxazine with

78 es supported on TiO(2) provides two distinct ring-opening reaction motifs depending on the substituen

79 The reductive ring opening reaction occurs via a hydride transfer from

80 The Lewis acid catalyzed ring opening reaction of Donor-Acceptor (D-A) cyclopropa

81 An in situ ring opening reaction of exo-cycloadduct ethyl exo-2-(N,

82 RAS studies show that the superoxide induced ring opening reaction of PC is determined by the electro

83 Our findings show that ring opening reactions of bicyclic N-aryl aziridines occ

84 esented herein is a systematic evaluation of ring opening reactions of bicyclic N-aryl aziridines.

85 ded by the guanidinium group facilitates the ring-opening reaction of (+)-anti-BPDE.

86 The ultrafast light-activated electrocyclic ring-opening reaction of 1,3-cyclohexadiene is a fundame

87 In contrast, the ring-opening reaction of 1,3-cyclohexadiene is shown to

88 his technique to the textbook example of the ring-opening reaction of 1,3-cyclohexadiene, which proce

89 alytic, highly C3-selective, stereosepecific ring-opening reaction of 2,3-epoxy alcohols and 2,3-epox

90 The asymmetric ring-opening reaction of 3,3-substituted oxetanes cataly

91 The ring-opening reaction of 5,6-epithiohexofuranoses of D-g

92 ron-containing [3]dendralenes, prepared by a ring-opening reaction of a 1,2-phosphaborete.

93 se, (2) selective Strecker reaction, and (3) ring-opening reaction of a diastereomeric mixture of a d

94 molecules stochastically generated from the ring-opening reaction of a spiropyran, we provide mechan

95 nic acid by an acid-catalyzed intramolecular ring-opening reaction of an epoxide with a carboxylic ac

96 Titanium(IV)-promoted regioselective ring-opening reaction of chiral epoxy-allyl alcohols (Sh

97 bed the interfacial electric field-catalyzed ring-opening reaction of cyclic thioether under mild env

98 The substituent effects on the ring-opening reaction of cyclobutene radical cations hav

99 lly studied the Lewis acid-catalyzed epoxide ring-opening reaction of cyclohexene epoxide by MeZH (Z

100 ound to influence strongly the light-induced ring-opening reaction of DHA to its corresponding VHF.

101 Only after this light triggers the ring-opening reaction of dithienylethene chromophores at

102 We report the unexpected nucleophilic ring-opening reaction of electron deficient dioxins in t

103 ntramolecular bromonium ion assisted epoxide ring-opening reaction of enantiomerically pure epoxides

104 ses may occur by a 10-electron electrocyclic ring-opening reaction of eta(2)-organocobalt intermediat

105 The ring-opening reaction of fluorinated oxetanes by halides

106 The radical-type ring-opening reaction of gem-difluorocyclopropanes and s

107 achieved a novel electro-reduction coupling ring-opening reaction of inert quinazolinone frameworks.

108 A ring-opening reaction of only one of the thiazolone ring

109 investigated in the Rh-catalyzed asymmetric ring-opening reaction of oxabenzonorbornadienes with ami

110 was examined in the Rh-catalyzed asymmetric ring-opening reaction of oxabenzonorbornadienes with ben

111 Ring-opening reaction of perfluoroalkoxypentafluorocyclo

112 n unexpected product was obtained in the SET ring-opening reaction of photocycloadduct 1.

113 The cyclopropane ring-opening reaction of riolozatrione, a natural produc

114 The mechanically accelerated ring-opening reaction of spiropyran to a colored merocya

115 udy the stereochemistry of the electrocyclic ring-opening reaction of the cyclopropyl radical.

116 re proved stable under basic conditions, the ring-opening reaction of the furan moiety with hydrazine

117 a base in alcohol (NaOR/ROH) also produces a ring-opening reaction of the heterocycle by methanolysis

118 The hydrolytic ring-opening reaction of the thiazole-based carbene was

119 The controlled ring-opening reaction of thiiranes by 1-thioaldoses was

120 The ring-opening reaction of trans-2-aroyl-3-styrylcycloprop

121 This study delves into the ring-opening reaction of two distinct diaryl-ring-pyran

122 The palladium/Lewis acid cocatalyzed ring-opening reaction of various C(1)-substituted unsymm

123 We report a highly efficient ring-opening reaction of vinylcyclopropanes by boronic a

124 the relevance of the protonation step in the ring-opening reactions of 1,3-benzoxazines with thiols i

125 lt catalysts promote highly enantioselective ring-opening reactions of 2,5-dihydrofurans using vinyli

126 Indium triflate-mediated nucleophilic ring-opening reactions of 3-aza-2-oxabicyclo[2.2.1]hept-

127 tics and transition states for electrocyclic ring-opening reactions of 3-silyl, fluorosilyl, difluoro

128 torquoselectivities in thermal electrocyclic ring-opening reactions of 3-silylcyclobutenes have revea

129 The thermal ring-opening reactions of 4-phenyl-1,3,3-triethoxycarbon

130 te to these structures is via multicomponent ring-opening reactions of [1.1.1]propellane.

131 meet these geometric properties, via radical ring-opening reactions of [3.1.1]propellane.

132 timescale of the experiments, the forbidden ring-opening reactions of benzocyclobutene, gem-difluoro

133 e advent of strain-release-driven synthesis, ring-opening reactions of bicyclo[1.1.0]butanes (BCBs) p

134 ular FLPs and explore its potential with the ring-opening reactions of cyclic ethers.

135 The high regio- and stereoselective ring-opening reactions of cyclic sulfates and aziridines

136 substituent effects in allowed and forbidden ring-opening reactions of cyclobutene (CBE) and benzocyc

137 In this work, ring-opening reactions of cyclopropane derivatives under

138 al reactivities as surrogate HBr reagents in ring-opening reactions of cyclopropyl ketones as well as

139 ed pai-systems with the electrophiles-driven ring-opening reactions of furans, we describe a new appr

140 to study the thermochemistry involved in the ring-opening reactions of gamma-butyrolactone and delta-

141 The first ring-opening reactions of ligated boriranes (boracyclopr

142 Ring-opening reactions of meso-aziridines with carbon nu

143 lipid analogues is based on the nucleophilic ring-opening reactions of N-activated aziridine derivati

144 structures for the conrotatory electrocyclic ring-opening reactions of N-substituted 2-azetines were

145 Methods for regioselective ring-opening reactions of N-sulfonyl-protected aziridyl

146 ctions and lowered the activation energy for ring-opening reactions of NCAs.

147 nate group was introduced via regioselective ring-opening reactions of oxirane 12 and cyclic sulfamid

148 cke aldehydes, which derive readily from the ring-opening reactions of pyridinium salts with secondar

149 A variety of ring-opening reactions of pyroglutamic diketopiperazine

150 In the process, irreversible ring-opening reactions of strained silica trimer rings i

151 Ring-opening reactions of the ketoketene dimers as well

152 The ring-opening reactions of the radical cations of hexamet

153 be further manipulated through nucleophilic ring-opening reactions of the sulfamate core.

154 rm is irradiated with UV light to induce the ring-opening reaction, one of the highest switching rati

155 a direct and unambiguous observation of the ring-opening reaction path on the femtosecond timescale

156 ion of a regio- and stereospecific aziridine ring opening reaction presents new synthetic technology

157 These ring-opening reactions proceed with high regioselectivit

158 recting effect of the sulfonamide moiety the ring-opening reaction proceeded selectively at the C-3 p

159 cording to a DFT analysis, the cyclopropenyl ring-opening reaction proceeds via [Cp(3)Th(eta(1)-3,3-P

160 ced, which explains that the majority of the ring-opening reactions reported in the literature invoke

161 Ring-opening reactions starting mainly from cyclopropano

162 we report a copper-catalysed selective arene-ring-opening reaction strategy.

163 ion, cohalogenation, oxidation, cyclization, ring-opening reactions, substitution, rearrangement, hyd

164 icals are less stable and subject to further ring-opening reactions that lead to a complex array of s

165 l trichloroacetimidates undergo a hydrolytic ring-opening reaction to form allenylcarbinols.

166 Epoxide radicals undergo a competitive ring-opening reaction to form vinoxy radicals, and this

167 izing a less explored cyclic-aziridine amide ring-opening reaction to generate sp(3)-enriched scaffol

168 lavoenzyme RutA catalyzes the initial uracil ring-opening reaction to give 3-ureidoacrylate.

169 reaction could be combined with an aziridine-ring-opening reaction to give highly functionalized alip

170 d diastereoselective chlorinative oxabicycle ring-opening reaction to introduce the challenging alkyl

171 tected indazoles are prone to an undesirable ring-opening reaction to liberate o-aminobenzonitriles.

172 e to late-stage cross-coupling reactions and ring-opening reactions to provide cyclopentanes.

173 Ring-opening reactions transform these substances into t

174 alyzed triplet energy transfer followed by a ring-opening reaction ultimately leading to the formatio

175 r as it undergoes a reversible electrocyclic ring-opening reaction under tensile stress and thus allo

176 ic, and unactivated vinylcyclopropanes via a ring-opening reaction using the Langlois reagent (CF(3)S

177 The scope of the aziridine ring-opening reaction was substantially broadened contra

178 To gain insight into this unusual ring-opening reaction, we have solved the crystal struct

179 Lastly, through several high yielding ring-opening reactions, we demonstrated the excellent ap

180 Further ring-opening reactions were effected using azide and thi

181 res and can undergo a mechanically triggered ring-opening reaction, which causes a rearrangement that

182 binding nano-Si to CMC binder through epoxy ring-opening reaction while stabilizing the Si surface c

183 ked products at 254 nm leads to a reversible ring-opening reaction, while such phenomena were not obs

184 influence the regioselectivity of an epoxide ring opening reaction with a non-carbon nucleophile.

185 , developed by Miyashita, allowed an oxirane-ring-opening reaction with a double inversion of the con

186 The bisepoxide obtained was submitted to a ring-opening reaction with acid in the presence of water

187 hese amides in the alkylation/halide-rebound ring-opening reaction with alkyl halides show a strong p

188 efined acyclic tetrasubstituted alkenes upon ring-opening reaction with amines.

189 group on the nitrogen atom underwent facile ring-opening reaction with aryl halides to provide cis-2

190 These novel N-acylisatins participate in a ring-opening reaction with either alcohols or amines to

191 luorocyclopropyl) derivatives 2 also undergo ring-opening reaction with halogens to give 16 and 17.

192 1,5-Dioxaspiro[3.2]hexanes undergo ring-opening reactions with many heteroatom nucleophiles

193 e radical process can undergo stereospecific ring-opening reactions with various nucleophiles, afford

194 of derivatives through selective S(N)2-type ring-opening reactions with various nucleophiles, often

195 yl or cyclobutyl groups was achieved through ring-opening reactions, with a cyclobutyl-substituted no