ライフサイエンスコーパス: cycloaddition reaction

1 her understand the mechanism of this [3 + 2]-cycloaddition reaction.

2 enantioselective triple cascade 1,3-dipolar cycloaddition reaction.

3 G-II through a copper-catalysed azide-alkyne cycloaddition reaction.

4 socyanides to nitrile N-oxides via a [3 + 1] cycloaddition reaction.

5 o our knowledge, of an enzymatic 1,3-dipolar cycloaddition reaction.

6 en enol ether systems can participate in the cycloaddition reaction.

7 quence over the alternate hetero-Diels-Alder cycloaddition reaction.

8 an unsaturated aldehyde-allene for a [2 + 2] cycloaddition reaction.

9 an effective catalyst for the Huisgen [3+2] cycloaddition reaction.

10 ed using the copper-catalyzed sydnone-alkyne cycloaddition reaction.

11 hesis of bicyclic adduct through Diels-Alder cycloaddition reaction.

12 itable motifs for the intermolecular [2 + 2] cycloaddition reaction.

13 y through a copper(I)-catalyzed azide-alkyne cycloaddition reaction.

14 methane, a C-C or N-C coupling, and a formal cycloaddition reaction.

15 cation via the copper-catalyzed azide-alkyne cycloaddition reaction.

16 solely committed to the catalysis of a [4+2] cycloaddition reaction.

17 olymerization and azide-alkyne [3+2] Huisgen cycloaddition reaction.

18 eration of the copper-catalyzed azide-alkyne cycloaddition reaction.

19 ted for its ability to promote a Diels-Alder cycloaddition reaction.

20 omplexes using the CuI-mediated azide-alkyne cycloaddition reaction.

21 no[2,3,4- ij]isoquinolines through a [4 + 2]-cycloaddition reaction.

22 atalysis of the copper-mediated azide-alkyne cycloaddition reaction.

23 of two new C-N bonds via the formal [3 + 2] cycloaddition reaction.

24 hemistry involving a 4-hydroxycoumarin 4 + 1 cycloaddition reaction.

25 ising the overall efficiency or scope of the cycloaddition reaction.

26 bromo-ethylmalonate and a retro-Diels-Alder cycloaddition reaction.

27 BO-NOTA) via copper-free Huisgen-1,3-dipolar cycloaddition reaction.

28 for subsequent copper-catalyzed azide-alkyne cycloaddition reactions.

29 t of its reactivity in Michael, radical, and cycloaddition reactions.

30 embered anionic heterocycles in formal [2+2] cycloaddition reactions.

31 n, ylide formation, Wolff rearrangement, and cycloaddition reactions.

32 s employing Michael addition and Diels-Alder cycloaddition reactions.

33 o be used in tandem with other bioorthogonal cycloaddition reactions.

34 ly prepared by enantioselective formal [3+2] cycloaddition reactions.

35 etrazine inverse electron demand Diels-Alder cycloaddition reactions.

36 insertion, and [2 + 2], [3 + 2], and [4 + 2] cycloaddition reactions.

37 ioselectivities in nucleophilic addition and cycloaddition reactions.

38 ve as substrates for SN2, SN2', and aldehyde cycloaddition reactions.

39 preformed 5-membered rings, based mainly on cycloaddition reactions.

40 ic questions regarding ketene-alkene [2 + 2] cycloaddition reactions.

41 which is faster than recent strain-promoted cycloaddition reactions.

42 versatility in both Diels-Alder and dipolar cycloaddition reactions.

43 gration of propargylic esters in a number of cycloaddition reactions.

44 talytic activity for copper sulfate mediated cycloaddition reactions.

45 s hitherto unknown during phosphine-promoted cycloaddition reactions.

46 substitution, thiol addition, or 1,3-dipolar cycloaddition reactions.

47 eactions afford cycloheptadienes via [4 + 3] cycloaddition reactions.

48 sm of both inter- and intramolecular [2 + 2] cycloaddition reactions.

49 reactivity of pentafulvenes in a plethora of cycloaddition reactions.

50 eactions, and intermolecular [2 + 2 + 1 + 1] cycloaddition reactions.

51 upramolecular catalysis for copper-catalyzed cycloaddition reactions.

52 products of synthetic and biosynthetic [4+2] cycloaddition reactions.

53 ving as electron-rich dienophiles in [4 + 2] cycloaddition reactions.

54 DM2 RNA dysfunction by a Huisgen 1,3-dipolar cycloaddition reaction, a variant of click chemistry.

55 serve as conduits to three-component [4 + 2] cycloaddition reactions accessing structurally and stere

56 This takes place via a cycloaddition reaction and subsequent fragmentation to f

57 mines participate in this novel hetero-[5+2] cycloaddition reaction and the cycloadducts can be readi

58 pha,beta-unsaturated ketone to undergo [1+4] cycloaddition reactions and afford [Cp*(IXy)(H)2 RuSn(ka

59 rated in this fashion are highly reactive in cycloaddition reactions and display a scope of reactivit

60 The cycloaddition reactions and noncovalent pi interactions

61 ly regio- and stereoselective intramolecular cycloaddition reactions and organometallic additions to

62 red by way of a multistep synthesis based on cycloaddition reactions and Pd chemistry.

63 ous types of organic reactions, ranging from cycloaddition reactions and sigmatropic rearrangements t

64 of independent (nontethered) bis-1,3-dipolar cycloaddition reactions and the characterization of 5 ne

65 (ii) the thermal stability toward the retro-cycloaddition reaction, and (iii) the effect of changing

66 more fully understand the mechanism of this cycloaddition reaction, and to guide efforts to extend i

67 dition reactions, intermolecular [2 + 2 + 2] cycloaddition reactions, and intermolecular [2 + 2 + 1 +

68 s are important intermediates in 1,3-dipolar cycloaddition reactions, and they are also known to unde

69 Cycloaddition reactions are among the most important too

70 Azadiene cycloaddition reactions are used to construct heterocycl

71 pha-Hydroxy-gamma-pyrone-based oxidopyrylium cycloaddition reactions are useful methods for accessing

72 itution and the participation of corroles in cycloaddition reactions as 2pi or 4pi components (coveri

73 und at 0 degrees C resulted in a retro [4+2] cycloaddition reaction, as observed by gel permeation ch

74 Baylis-Hillman, imino-ene, Mannich-type, and cycloaddition reactions, as well as hydrogenation and re

75 The catalysis of in situ azide-alkyne cycloaddition reactions at a dynamic subunit interface f

76 of different synthetic transformations, with cycloaddition reactions being the most common.

77 fied TNA nucleosides (2'-NH2-TNA) based on a cycloaddition reaction between a glycal and an azodicarb

78 ates its own synthesis through a 1,3-dipolar cycloaddition reaction between a nitrone component, equi

79 The copper-catalyzed cycloaddition reaction between a propargyl-appended euro

80 esized through a ruthenium-catalyzed [2+2+2] cycloaddition reaction between a propargylic alcohol and

81 and led to the discovery of a Paterno-Buchi cycloaddition reaction between acetone and an angular me

82 The formal [8 + 2] cycloaddition reaction between alkynyl Fischer carbene c

83 ted monolayers were formed through a Huisgen cycloaddition reaction between an alpha-helical peptide

84 pyridyl-modified nucleotides, accelerates a cycloaddition reaction between anthracene and maleimide

85 We describe an unusual net [2+2] cycloaddition reaction between boron alkylidenes and una

86 The cycloaddition reaction between building-block azides and

87 Cl(4) was found to catalyze a formal [3 + 2] cycloaddition reaction between C(3)-substituted indoles

88 e of the decarbonylative [4 + 2] Diels-Alder cycloaddition reaction between ethynyl and tetraphenylcy

89 As a [2+2] cycloaddition reaction between imines and alkenes, the a

90 A novel organocatalytic asymmetric [3+2] cycloaddition reaction between methyleneindolinones and

91 perimental and computational studies for the cycloaddition reaction between N-(3-pyridyl)aldimines an

92 crystal by a photochemically induced [4 + 4] cycloaddition reaction between neighboring monomers in w

93 An enantioselective [3 + 2] cycloaddition reaction between nitrile oxides and transi

94 eloped the first intermolecular hetero-[5+2] cycloaddition reaction between oxidopyrylium ylides and

95 cular dynamics simulations indicate that the cycloaddition reaction between ozone and trans-isoprene

96 Theory indicates that a pi2 + pi2 + sigma2 cycloaddition reaction between SO3 and HCOOH is a plausi

97 the photo- and cobalt-catalyzed [2 + 2 + 2] cycloaddition reaction between the corresponding naphthy

98 al resolution in cells via a Cu(I)-catalyzed cycloaddition reaction between the terminal alkyne group

99 It is found that the AlCl3-catalyzed [4 + 2]-cycloaddition reaction between these dienes and N-methyl

100 id synthesis utilized a novel hetero-[2 + 2]-cycloaddition reaction between two aryl ynol ethers to y

101 th 1 and 2 are effective catalysts for [3+2] cycloaddition reactions between alkynes and azides (i.e.

102 Cycloaddition reactions between allenes and partners con

103 copper(I) complexes catalyzed multicomponent cycloaddition reactions between diazo compounds, pyridin

104 (F)CF2CF2-)(PPh2Me) in the first examples of cycloaddition reactions between perfluoroalkenes and met

105 It is found that the [4 + 2]-cycloaddition reactions between these cyclophanes and te

106 also susceptible to nucleophilic attacks and cycloaddition reactions by and with the phosphorus ylide

107 e first general method for catalysis of such cycloaddition reactions by using solvent hydrogen bondin

108 hree-step sequence involving the Diels-Alder cycloaddition reaction can be employed as advanced inter

109 cular, we show that the azide-alkyne Huisgen cycloaddition reaction catalyzed by copper(I) is fully c

110 reaction sequence proceeds via a Diels-Alder cycloaddition reaction catalyzed by dimethylaluminum chl

111 zetidinone and a variety of diynes undergo a cycloaddition reaction catalyzed by Ni/IPr to give dihyd

112 5-shift precursor, a copper-mediated dipolar cycloaddition reaction ("click") with azide partners is

113 The hetero-[6+4] cycloaddition reaction concept is extended to include im

114 A single pot dipolar cycloaddition reaction/Cope elimination sequence was dev

115 These cycloaddition reactions create replicators trans-T(p) an

116 ated to perform Cu(I)-catalyzed azide-alkyne cycloaddition reactions (CuAAC).

117 e effective two-photon cross-section for the cycloaddition reaction determined to be 3.8 GM.

118 s show why the catalytic, asymmetric (4 + 3)-cycloaddition reaction developed in the Harmata laborato

119 performing Sonogashira coupling and Huisgen cycloaddition reactions directly to the CTV core for the

120 several constrained agonists generated by a cycloaddition reaction displayed high selectivity (223-

121 The key cycloaddition reaction employs catalysts derived from re

122 to CuPRT via a Cu(I)-catalyzed azide-alkyne cycloaddition reaction failed as a result of dethreading

123 -membered ring trans-alkenes underwent [4+2] cycloaddition reactions faster than a trans-cyclooctene.

124 ed in good yields presumably through [4 + 2] cycloaddition reactions followed by hydrogen migrations.

125 echanistic insights into the thermal [3 + 2] cycloaddition reaction for such substrates, they were al

126 dium-catalyzed intramolecular carbonyl ylide cycloaddition reaction for the first time.

127 ngles of the reacting centers to prevent the cycloaddition reaction from occurring.

128 les are found to proceed through retro-(3+2)-cycloaddition reactions, generating the experimentally r

129 metal-free highly diastereoselctive [3 + 2] cycloaddition reaction has been developed between N-phen

130 derivatives by tandem beta-azidation/[3 + 2] cycloaddition reaction has been developed under mild con

131 the boron substituted cycloadducts of those cycloaddition reactions have been used in cross coupling

132 able linker via Cu(I)-catalyzed azide-alkyne cycloaddition reaction; (iii) enrichment of the biotin-t

133 supplement to the Cu-catalyzed azide-alkyne cycloaddition reaction in "click" chemistry.

134 the power of the intramolecular hetero [4+2] cycloaddition reaction in the total synthesis of complex

135 The Diels-Alder reaction is a [4+2] cycloaddition reaction in which a cyclohexene ring is fo

136 olves stereoselective tandem [4 + 2]/[4 + 2] cycloaddition reactions in a domino mode.

137 nd bio-orthogonal reactions are dominated by cycloaddition reactions in general and 1,3-dipolar cyclo

138 onventional chemical approaches to achieving cycloaddition reactions in synthesis and uncover enantio

139 tions, other intermolecular and transannular cycloaddition reactions included intermolecular Pauson-K

140 on-metal-free applications of arynes include cycloaddition reactions, insertion reactions and multico

141 product was assembled rapidly via a [4 + 3] cycloaddition reaction-inspired strategy, and the tertia

142 Pauson-Khand reactions, transannular [4 + 2] cycloaddition reactions, intermolecular [2 + 2 + 2] cycl

143 f the transition-metal-catalyzed [2 + 2 + 2] cycloaddition reaction involving all kinds of unsaturate

144 To this end, the Diels-Alder cycloaddition reaction involving cyclopentadiene and the

145 een successfully synthesized through [4 + 2] cycloaddition reaction involving in situ arynes as dieno

146 Cycloaddition reactions involving (2+2), (3+2), (3+3), (

147 ies of multicomponent [4 + 2]/[3 + 2] domino cycloaddition reactions involving nitroindole derivative

148 It is found that the cycloaddition reactions involving those macrocycles havi

149 lytic processes proceed via stepwise [4 + 2] cycloaddition reactions involving three steps, which are

150 The [2 + 2] cycloaddition reaction is a versatile strategy for const

151 plets (ca. 5 mum diameter) and find that the cycloaddition reaction is accelerated even further (by a

152 The [4+2] cycloaddition reaction is an enabling transformation in

153 The diastereochemical outcome of the cycloaddition reaction is marked by a significant solven

154 We find that the precursor of this [2 + 2] cycloaddition reaction is the singlet doubly pi(2)pi*(2)

155 tution pattern governs both dimerization and cycloaddition reactions is of fundamental interest to pr

156 o form nitrile imines primed for 1,3-dipolar cycloaddition reactions is of widespread utility in chem

157 Photoinduced [2+2] and [4+4] cycloaddition reactions, isomerization, electron transfe

158 exes are employed as catalysts for a [4 + 2] cycloaddition reaction leading to alkylidenecyclohexenes

159 lves at room temperature via a retro-[2 + 2]-cycloaddition reaction, leading to an original NHC-stabi

160 polarophiles in a 1,3-dipolar intramolecular cycloaddition reaction, leading to the corresponding iso

161 dipoles and to tune their reactivity toward cycloaddition reactions makes mesoionics an attractive o

162 yield through a chelator-accelerated one-pot cycloaddition reaction mediated by copper(I) catalysis.

163 All cycloaddition reactions occur at room temperature and em

164 f the in situ protein-templated azide-alkyne cycloaddition reaction occurring at a localized, sequest

165 repared by a one-pot three-component [3 + 2] cycloaddition reaction of (E)-3-arylidene-1-phenyl-pyrro

166 derivatives through the dearomative (4 + 3) cycloaddition reaction of 2-vinylindoles or 4H-furo[3,2-

167 or the formation of C(60) involves a [2 + 2] cycloaddition reaction of a cyclopolyyne to form a tetra

168 The technique illustrated here involves a cycloaddition reaction of a lactone with the in situ-gen

169 a Ru- or Rh-catalyzed [5 + 2] intramolecular cycloaddition reaction of an alkyne and a vinylcycloprop

170 The key step is an intramolecular [3 + 2]-cycloaddition reaction of an in situ generated azomethin

171 5,5] bicyclic guanidine-catalyzed asymmetric cycloaddition reaction of anthrones.

172 sing the Cu(I)-catalyzed Huisgen 1,3-dipolar cycloaddition reaction of azides and alkynes.

173 The 1,3-dipolar cycloaddition reaction of boron azides with alkynes has

174 The asymmetric 1,3-dipolar cycloaddition reaction of C,N-cyclic azomethine imines w

175 ion, transphosphorylation, and a 1,3-dipolar cycloaddition reaction of diazoalkylphosphonates in a pe

176 ure, we found that the rate constant for the cycloaddition reaction of DIFBO with an azide exceeds th

177 ater, is a regioselective hetero-Diels-Alder cycloaddition reaction of enol ethers to 4-phosphinyl or

178 The cycloaddition reaction of enynes and aldehydes afforded

179 No beta-hydrogen elimination was observed in cycloaddition reaction of enynes and ketones.

180 [Au]-catalyzed [3 + 3] cycloaddition reaction of enynones/enynals with azides,

181 s the formal inverse electron demand [4 + 2] cycloaddition reaction of in situ-generated cationic ary

182 A 1,3-dipolar cycloaddition reaction of nonstabilized azomethine ylide

183 iiodide ions, which collectively mediate the cycloaddition reaction of organic azide and terminal alk

184 The scandium triflate-catalyzed cycloaddition reaction of polycyclic 1,2-dithiolethiones

185 The gold-catalyzed [3+3]-cycloaddition reaction of propargyl esters and azomethin

186 We report a formal [4+2] cycloaddition reaction of styrenes under visible-light c

187 A regioselective dearomative aza-(3 + 2) cycloaddition reaction of substituted indoles with alpha

188 thesized as crystalline solids via a [1 + 2] cycloaddition reaction of the aluminum(I) complex HC[(CM

189 Finally, a base-mediated formal cycloaddition reaction of tryptamine-derived Zincke alde

190 of the reaction sequence included a [3 + 2] cycloaddition reaction of unsaturated vicinal dicarboxyl

191 as accomplished through mono- and bis[3 + 2]-cycloaddition reactions of (2E,4E)-ethyl 5-(phenylsulfon

192 The question of whether or not the cycloaddition reactions of (di)tetrelenes follow the Woo

193 ort that dinickel complexes catalyze [4 + 1]-cycloaddition reactions of 1,3-dienes.

194 ffolds is presented, which exploits multiple cycloaddition reactions of a carbohydrate-derived nitron

195 selectivity to triplet excited-state [2 + 2] cycloaddition reactions of alkenes photocatalyzed by the

196 AuSbF(6) is shown to mediate [2+2+2] cycloaddition reactions of alkynes.

197 an be achieved for either [4 + 2] or [4 + 3] cycloaddition reactions of allene-dienes catalyzed by go

198 Intramolecular [2 + 2] cycloaddition reactions of allene-ynes offer a quick and

199 y 1,4-disubstituted 1,2,3-triazole using the cycloaddition reactions of an appropriately functionaliz

200 dines has been developed via the 1,3-dipolar cycloaddition reactions of arynes with N-oxides.

201 ONHC(6)H(3)( (i)Pr)(2))) were applied in the cycloaddition reactions of aziridines with carbon dioxid

202 r the realization of switchable catalysis in cycloaddition reactions of CO2 with epoxides.

203 Here we report that reductive [2+2]-cycloaddition reactions of diphenylacetylene and (2,2-di

204 ino esters are formed catalytically by [3+2] cycloaddition reactions of enecarbamates with electrophi

205 Highly selective divergent cycloaddition reactions of enoldiazo compounds and alpha

206 This comprehensive review on cycloaddition reactions of enoldiazo compounds, with emp

207 , synthesis of small-ring compounds, (2 + 2) cycloaddition reactions of halogenated ethylenes, assist

208 udies include the development and use of the cycloaddition reactions of heterocyclic azadienes (1,2,4

209 vealed a formally forbidden pathway in [2+2] cycloaddition reactions of maleimide moieties.

210 The stepwise nature of the [3 + 2] cycloaddition reactions of N-metalated azomethine ylides

211 1,3-Dipolar cycloaddition reactions of nitrones with alpha,beta-unsa

212 The mechanism of cycloaddition reactions of nitrones with isocyanates has

213 Both complexes also promote the cycloaddition reactions of organic azides with internal

214 The energetics of the Diels-Alder cycloaddition reactions of several 1,3-dienes with acryl

215 le core through highly regioselective alkyne cycloaddition reactions of sydnones.

216 ficient and stereoselective Pt(IV)-catalyzed cycloaddition reactions of the corresponding quinone met

217 catalyzed highly diastereoselective (3 + 2) cycloaddition reactions of the synthesized spiro-cyclopr

218 molecular architectures through higher order cycloaddition reactions of tropones.

219 cation of intramolecular 1,3-dipolar nitrone cycloaddition reaction on carbohydrate-derived precursor

220 ent complexation is much more favorable than cycloaddition reactions on interior bonds of graphene.

221 and 2 do not undergo heat- or light-induced cycloaddition reactions or Friedel-Crafts acylations.

222 rs for the biosynthetic relevance of [4 + 2] cycloaddition reactions, other cycloadditions have recei

223 The new cycloaddition reactions override the conventional (4+3)

224 On the basis of the strain-promoted [3 + 2] cycloaddition reaction performed at ambient temperature,

225 u through an intramolecular tetrazole-alkene cycloaddition reaction ("photoclick chemistry").

226 ve synthetic steroid, by using a 1,3-dipolar cycloaddition reaction (Prato's protocol) results in the

227 lectivity was observed in the intramolecular cycloaddition reaction producing 5 to 7-membered rings.

228 sess the viability of nitrone-alkene (3 + 2) cycloaddition reactions proposed to occur during the bio

229 Cycloaddition reactions provide an expeditious route to

230 Cycloaddition reactions provide direct and convergent ro

231 The examination of the key cycloaddition reaction revealed that the inherent 1,2,3-

232 as gel columns, which can be reused for the cycloaddition reactions several times.

233 s the transition-metal-catalyzed [2 + 2 + 2] cycloaddition reaction, since it permits the formation o

234 s and 1,4,2-dioxazolidines revealed that the cycloaddition reaction takes place through a concerted m

235 we report an unprecedented overall 4pi + 2pi cycloaddition reaction that generates a different, highl

236 , the result is a sequential [5 + 2]/[4 + 2] cycloaddition reaction that provides sp(3)-rich products

237 des have proven to be versatile reagents for cycloaddition reactions that allow highly efficient cons

238 idized to Cu(I) , catalyzes the azide-alkyne cycloaddition reactions that result in the efficient syn

239 n other transformations, such as 1,3-dipolar cycloaddition reactions, that provide these products.

240 A DFT study explains the polar nature of the cycloaddition reaction, the observed reactivity and sugg

241 In the classic Diels-Alder [4 + 2] cycloaddition reaction, the overall degree of unsaturati

242 ymers, which are generated via retro-[4 + 2] cycloaddition reactions, the first-order kinetic coeffic

243 spite the widespread use of copper-catalyzed cycloaddition reactions, the mechanism of these processe

244 For these cycloaddition reactions, the product endo:exo ratios, wh

245 ed as an isomer formed via an internal 2 + 2 cycloaddition reaction; the triplet lifetime (8.4 +/- 0.

246 esponding mechanically activated retro [4+2] cycloaddition reaction to be measured.

247 .1]-5-undecen-9-one; and (iii) a Diels-Alder cycloaddition reaction to construct the third ring found

248 we report the use of the Huisgen 1,3-dipolar cycloaddition reaction to generate triazole-stapled BCL9

249 ped by an alkene dipolarophile via a [2 + 3] cycloaddition reaction to give the corresponding isooxaz

250 plication of the ruthenium-catalyzed [2+2+2] cycloaddition reaction to highly substituted indene syst

251 For a typical cycloaddition reaction to occur, however, the installati

252 e reacting pi-systems and allows the desired cycloaddition reaction to occur.

253 ntioselective azomethine ylide (1,3)-dipolar cycloaddition reaction to set the absolute and relative

254 tions via a UV-irradiation-initiated [2 + 2] cycloaddition reaction to yield the corresponding cyclob

255 ites-that react pairwise through 1,3-dipolar cycloaddition reactions to create a network of four leng

256 n regio- and stereo-selective intramolecular cycloaddition reactions to give adducts, for example, 15

257 The regio- and stereoselective control of cycloaddition reactions to polyconjugated systems has be

258 also underwent strain-promoted alkyne-azido cycloaddition reactions to provide access to fluorescent

259 zido fluorophore, via copper catalyzed [3+2] cycloaddition reactions, to produce the corresponding tr

260 e use of tandem, cobalt-mediated [2 + 2 + 2] cycloaddition reactions, two synthetic routes have been

261 binary behavior: undergoing a retro-[4 + 2] cycloaddition reaction under high load to form a surface

262 hat underwent exquisite intramolecular [4+2] cycloaddition reactions under thermal conditions to prov

263 The alkene undergoes the cycloaddition reaction via a 1D coordination polymer to

264 ggering of the metal-free azide to acetylene cycloaddition reaction was achieved by masking the tripl

265 isoxazoline complex as the catalyst, a [3+3]-cycloaddition reaction was achieved with excellent yield

266 A Diels-Alder cycloaddition reaction was carried out in the inner cavi

267 oles formed via strain-promoted azide-alkyne cycloaddition reactions was investigated by density func

268 Brummond-Chen thermal intramolecular (2 + 2)-cycloaddition reactions were examined using density func

269 Under optimized conditions, the cycloaddition reactions were highly diastereo- and regio

270 Stepwise pathways for these transannular cycloaddition reactions were shown to predominate.

271 C) and featured a novel [2 + 2] photoinduced cycloaddition reaction which occurred with complete regi

272 onjugated aromatic system would be broken by cycloaddition reactions, which are therefore rarely appl

273 Cu(I) significantly accelerate azide-alkyne cycloaddition reactions while Bipy-containing SCPNs liga

274 functionalized by the four reagents through cycloaddition reactions, while the interior regions cann

275 can be visualized "on chip" by a 1,3-dipolar cycloaddition reaction with an alkynyl-modified dye.

276 cially available amide base and trapped in a cycloaddition reaction with furan in moderate to good yi

277 alyzed dearomative trimethylenemethane [3+2] cycloaddition reaction with simple nitroarene substrates

278 ooctene as the activator leads to a complete cycloaddition reaction with the antibody-drug conjugate

279 Cross-linking occurs through a [2+2] cycloaddition reaction with the opposing thymidine, 2'-d

280 hat were subsequently subjected to a dipolar cycloaddition reaction with trimethylsilyl amino esters.

281 y reported asymmetric Diels-Alder and Ficini cycloaddition reactions with 2,3-disubstituted butadiene

282 reversible, recognition-mediated 1,3-dipolar cycloaddition reactions with a stoppering maleimide grou

283 These 2pi-partners undergo 1,3-dipolar cycloaddition reactions with a wide range of organic azi

284 Cycloaddition reactions with alkenes bearing chiral auxi

285 ds both copper-catalyzed and strain-promoted cycloaddition reactions with alkynes.

286 ive precursors to a range of pyrazoles after cycloaddition reactions with alkynes.

287 s have been sought as substrates for Cu-free cycloaddition reactions with azides in biological system

288 )-ligated dirhodium carboxylates for [3 + 3]-cycloaddition reactions with both acyclic and cyclic nit

289 roenamines and their use in Zn(II)-catalyzed cycloaddition reactions with commercial alpha,beta-unsat

290 eners to carbonyl compounds, undergo [2 + 2] cycloaddition reactions with different alkynes to genera

291 This species undergoes [2+2] cycloaddition reactions with diphenylketene and bis(2,6-

292 nters can be generated via completed (3 + 2) cycloaddition reactions with full regio- and diastereoco

293 ntities via N-chlorosulfonylisocyanate (CSI) cycloaddition reactions with functionalized alkenes; pre

294 rans linked by a rigid tether undergo tandem cycloaddition reactions with high stereoselectivity.

295 prepared in situ, is exemplified by dipolar cycloaddition reactions with nitrones to give highly sub

296 o react readily in [n + 2] (n = 6, 4, 2 + 2) cycloaddition reactions with norbornadiene and quadricyc

297 uranoside were also subjected to 1,3-dipolar cycloaddition reactions with six azidopyranosides under

298 shown to undergo characteristic ketene [2+2] cycloaddition reactions with tethered alkenes and extern

299 of products through irreversible 1,3-dipolar cycloaddition reactions with the four nitrones present i

300 ognition site can participate in 1,3-dipolar cycloaddition reactions with two maleimides that differ