ライフサイエンスコーパス: metathesis

1 ry appear to be broader than the simple bond metathesis.

2 ecursors of the most active sites for olefin metathesis.

3 at have historically been enhanced by olefin metathesis.

4 he lactone moiety was formed by ring-closing metathesis.

5 from simple tritopic precursors using alkyne metathesis.

6 esired bicyclic product resulting from diene metathesis.

7 ziridino complexes, that is, aziridine cross-metathesis.

8 novel ruthenium complexes for use in olefin metathesis.

9 ine building blocks followed by ring-closing metathesis.

10 enerating such high-value compounds by cross-metathesis.

11 simple triyne monomers using dynamic alkyne metathesis.

12 II) cations, followed by ring-closing olefin metathesis.

13 etwork, which can self-heal via olefin cross-metathesis.

14 ntalum carbene as the intermediate in alkane metathesis.

15 including cross-metathesis and ring-closing metathesis.

16 pture of the catenane by ring-closing olefin metathesis.

17 rization, cross metathesis, and ring-closing metathesis.

18 fins, a previously unmet challenge in olefin metathesis.

19 wo ligand modifications followed by an anion metathesis.

20 peptide by means of macrocyclic ring-closing metathesis.

21 ne complex: Ru1 was found to promote ene-yne metathesis 62 times faster at the same initial precataly

22 A major shortcoming in olefin metathesis, a chemical process that is central to resear

23 varying strength are shown to decompose the metathesis-active Ru intermediates formed by the second-

24 ed with excess AlCl3 to form cationic olefin metathesis-active W-complexes; however, these readily co

25 The synthesis, structure, and olefin metathesis activity of the first neutral and cationic W-

26 ain-chain functional groups in acyclic diene metathesis (ADMET)-polymers, conferring dual responsiven

27 rhand knot end groups by ring-closing olefin metathesis affords a single enantiomer of the trefoil kn

28 ith the calculated reaction network covering metathesis, alkylidene loss, isomerization, and alkylide

29 rmal syntheses, and in this case solid-state metathesis) alters the thermodynamic driving force of th

30 plished employing a Z-selective olefin cross metathesis and a macrocyclic Glaser-Hay coupling as key

31 ble beta-keto-lactone, a ring closing alkyne metathesis and a modified Stille coupling as the key tra

32 tal lineCH2)Me2], which are active in alkane metathesis and comparable to the previously reported [(

33 rs involve Julia-Kociensky olefination/cross-metathesis and dihydroxylation reactions, and this metho

34 Alkyne metathesis and edge-specific postsynthetic modifications

35 rbonyl protected alkyne, and an alkene using metathesis and homogeneous hydrogenation catalysis.

36 The same qualitative trends in the relative metathesis and isomerization selectivities are observed

37 d 2 share the same catalytic cycles for both metathesis and isomerization, consistent with the calcul

38 of kinetically controlled E-selective cross-metathesis and macrocyclic ring-closing reactions, where

39 The first successful attempts of solid-state metathesis and metal node extension in An-MOFs are repor

40 amounts of photosensitizers by coupling salt metathesis and reduction to the photopromoted atom abstr

41 catalyzed olefin metathesis, including cross-metathesis and ring-closing metathesis.

42 that drives the relative rate of degenerate metathesis and selectivity in ethenolysis with catalysts

43 da-Grubbs second-generation catalyst in both metathesis and transfer hydrogenation reactions.

44 erivative and high-yielding late-stage cross-metathesis and Yamaguchi macrolactonization reactions.

45 based on asymmetric allylation, ring closing metathesis, and aldol reactions.

46 through dinitrogen extrusion, carbene/alkyne metathesis, and aromatic substitution to form fused inde

47 coupling, nucleophilic substitution, olefin metathesis, and click reactions have been the methods of

48 ps include Mislow-Evans rearrangement, cross-metathesis, and macrocyclization using a Roush-Masamune

49 ture are explored by homodimerization, cross metathesis, and ring-closing metathesis.

50 tereochemistry of the product), ring-closing metathesis, and simple functional group conversions to p

51 s have been reported, but the only available metathesis approach for accessing macrocyclic E-olefins

52 modular oxazole formation, a flexible cross-metathesis approach for terminal allyl amide synthesis,

53 erative reductive aromatization/ring-closing metathesis approach.

54 rin L (2) by a silicon-tethered ring closing metathesis as a key step has been achieved.

55 nesulfinyl aldimine, and ring closing olefin metathesis as key steps.

56 angement metathesis/enyne ring-rearrangement metathesis as key steps.

57 ble effect on broadening the scope of olefin metathesis, as the stability of methylidene complexes is

58 -)W(Me)5] (3), with a TON of 98, for propane metathesis at 150 degrees C in a flow reactor.

59 displays very high activity in propene self-metathesis at mild (turnover number = 90000 after 25 h).

60 erably high activity (TON = 9784) in propane metathesis at moderate temperature (150 degrees C) using

61 Z-diene part, an ester-tethered ring-closing metathesis/base-induced eliminative ring opening sequenc

62 It is demonstrated that the rate of non-metathesis based polytopal isomerization and levels of s

63 but there are no prior examples of an alkyne-metathesis-based homodimerization approach to natural pr

64 introduced more than three decades ago, with metathesis being the most recent addition.

65 lso shown that methylidyne for nitride cross-metathesis between (PNP)Nb identical withCH(OAr) and NCR

66 ceed through hydroalumination and sigma-bond metathesis between the resultant alkenyl aluminum specie

67 went single monomer addition in ring-opening metathesis but readily underwent alternating ring-openin

68 o 12 rungs via scandium(III)-catalyzed imine metathesis by employing the principle of Vernier templat

69 hindered starting alkene, resulting in homo-metathesis by-products-and the formation of short-lived

70 W and indicates that the key step of alkane metathesis (C-H bond activation followed by beta-H elimi

71 that on the Au(111) surface this sigma-bond metathesis can be combined with Glaser coupling to fabri

72 acromonomer mediated by the third-generation metathesis catalyst (G3).

73 e2O7 supported on gamma-alumina is an alkene metathesis catalyst active at room temperature, compatib

74 t as a low temperature, heterogeneous olefin metathesis catalyst and confers both high activity and h

75 The ruthenium metathesis catalyst is converted into an oxidation catal

76 Nevertheless, the chloride-promoted metathesis catalyst is far more active and productive th

77 Ruthenium-based olefin metathesis catalysts are used in laboratory-scale organi

78 An expanded family of ruthenium-based metathesis catalysts bearing cyclic alkyl amino carbene

79 Ruthenium-based olefin metathesis catalysts bearing dithiolate ligands have bee

80 A library of 29 homologous Ru-based olefin metathesis catalysts has been tested for ethenolysis of

81 This is the first time a series of metathesis catalysts has exhibited such high performance

82 arning about the use of phosphine-stabilized metathesis catalysts in donor solvents, or with substrat

83 Olefin metathesis catalysts provide access to molecules that ar

84 series of second-generation ruthenium olefin metathesis catalysts was investigated using a combinatio

85 zation (ROMP) with cyclometalated Ru-carbene metathesis catalysts were investigated.

86 access a new family of Ru-alkylidene olefin metathesis catalysts with specialized properties is repo

87 aracterized, well-defined silica-supported W metathesis catalysts with the general formula [( identic

88 cleophilic carbon of d(0) Schrock alkylidene metathesis catalysts, [M] = CHR, display surprisingly lo

89 They are highly active olefin metathesis catalysts, allowing for turnover numbers up t

90 lyst represents a major advance for Re-based metathesis catalysts, whose widespread use has thus far

91 ies of industrial supported MoO3/SiO2 olefin metathesis catalysts.

92 catalysis, for a broad range of Grubbs-class metathesis catalysts.

93 nzylidene complexes are well-known as olefin metathesis catalysts.

94 paves the way toward rational development of metathesis catalysts.

95 ing how to design a new class of E-selective metathesis catalysts.

96 , its overlooked role in decomposition of Ru metathesis catalysts.

97 ticular by solid-state NMR, and their alkyne metathesis catalytic activity is evaluated.

98 a domino cross enyne metathesis/ring-closing metathesis (CEYM/RCM) in the presence of styrene derivat

99 Ru-catalyzed cross-metathesis (CM) reaction between beta-arylated alpha-met

100 rough the choice of catalyst and the type of metathesis conducted.

101 f catalyst-controlled stereoselective olefin metathesis considerably.

102 enantioselective allylic substitution, cross-metathesis, dihydroxylation, and cyclization.

103 loying C-H activation and ring-rearrangement metathesis/enyne ring-rearrangement metathesis as key st

104 The kinetics of intermolecular ene-yne metathesis (EYM) with the Hoveyda precatalyst (Ru1) has

105 Buchner-trapping of ene-yne metathesis failed to deliver any products derived from B

106 rnative approach was based on a ring-closing metathesis from the corresponding N-allyl-sulfinamine.

107 A faster initiating precatalyst for alkene metathesis gave similar rates of EYM.

108 PDI 1.8, RR 99%) synthesised by the Grignard metathesis (GRIM) polymerization route.

109 nowledge, through combination of solid-state metathesis, guest incorporation, and capping linker inst

110 n the catalytic carbonyl-olefin ring-closing metathesis has been obtained.

111 neral protocol for catalytic carbonyl-olefin metathesis has been reported.

112 Lately, stereoretentive olefin metathesis has garnered much attention as a method for t

113 Olefin metathesis has had a large impact on modern organic chem

114 Recent studies in olefin metathesis have focused on the synthesis of catalysts th

115 ylation, polymerization, cyclization, olefin metathesis, Heck coupling, hydroarylation Michael additi

116 of silanes, oligomerization, polymerization, metathesis, hydrosilylation, C-C bond cleavage, acceptor

117 easily achieving a TON of 100000 for propene metathesis in a flow reactor at 10 degrees C (compared t

118 They also form, in lower proportions, on metathesis in the presence of the weaker base NEt3.

119 nistic and computational studies show that a metathesis-inactive ruthenium species, generated in situ

120 are rapidly converted into new ATRA-active, metathesis-inactive species under typical ATRA condition

121 anochemical approach for Ru-catalyzed olefin metathesis, including cross-metathesis and ring-closing

122 Catalytic cross-metathesis is a central transformation in chemistry, yet

123 Olefin cross metathesis is a particularly powerful transformation tha

124 ystem via alcohol oxidation and ring-closing metathesis is also described.

125 Olefin metathesis is an incredibly valuable transformation that

126 Alkyne metathesis is increasingly explored as a reliable method

127 catalysts, the formation of Z-olefins using metathesis is now not only possible but becoming increas

128 and W suggests that the slow step of alkane metathesis is the C-H bond activation that occurs on Zr.

129 DFT calculations support a sigma-bond metathesis mechanism during transmetalation and lead to

130 We propose a sigma-bond metathesis mechanism in which an Fe-H intermediate is po

131 conversion, the new catalyst promotes cross-metathesis more efficiently than the commonly used dichl

132 We present a study of halide-->OH anion metathesis of (Ar)Pd(II) complexes using vinylBPin as a

133 The key transformations include the cross metathesis of a Bronsted-acid masked primary homoallylic

134 Ruthenium-alkylidene-catalyzed cross-metathesis of a range of homologous alkenylamine salts p

135 aracterized by a rate-determining sigma-bond metathesis of an alkoxide complex with the silane, subse

136 e activity (turnover frequency, TOF) in self-metathesis of cis-4-nonene was investigated using multiv

137 n-1-ol (DMTB), is readily available from the metathesis of ethylene and THP-protected 4-trimethylsily

138 These are generated in ca. 90% yield on metathesis of methyl acrylate, styrene, or ethylene in t

139 Alkyne cross-metathesis of molybdenum carbyne complex [TolC identical

140 he monometallic W hydride (TON = 650) in the metathesis of n-decane at 150 degrees C.

141 Ligand metathesis of Pd(II) complexes is mechanistically essent

142 Enyne cross metathesis of propargylamines with ethyl vinyl ether ena

143 ir synthesis can be achieved by ring closing metathesis of readily accessible precursors.

144 isclose the first examples of the sigma-bond metathesis of silylated alkynes with aromatic carboxylic

145 hieve high-yielding, rapid, room-temperature metathesis of solid or liquid olefins on a multigram sca

146 The ring closing enyne metathesis of substrates with propargylic hindrance was

147 ontal lineCH2) Ru-3 as the active species in metathesis of terminal olefins, and generate RuCl2(NHC)(

148 for the minor isomer pathway, and sigma-bond metathesis of the metallacycle Ni-O bond with the silane

149 t-butyl sorbate was followed by ring-closing metathesis of the resultant N-alkenyl beta-amino esters,

150 rived organozinc reagents, followed by cross-metathesis of the resulting terminal alkenes with unsatu

151 Cross-metathesis of the tandem product was developed to provid

152 complex catalyzes first a Z-selective cross-metathesis of two terminal olefins, followed by a stereo

153 test and compare all catalysts in the cross-metathesis of Z-1,2-dichloroethylene and cyclooctene.

154 hibited homoaddition and prevented secondary metathesis on the polymer backbone.

155 ing from a beta-H elimination undergoes easy metathesis on W.

156 les traditionally generated by olefin-olefin metathesis or olefination.

157 A tandem olefin metathesis/oxidative cyclization has been developed to s

158 Olefin-cross metathesis, ring-closing metathesis, palladium-catalyzed Meinwald rearrangement,

159 apparently via an unconventional sigma-bond metathesis pathway in which the Ni center is not involve

160 ted metal centres at the SBUs via sigma-bond metathesis pathways and as a result of the steric enviro

161 s of classical and unconventional sigma-bond metathesis pathways.

162 Ru-catalyzed ring-closing metathesis performed on the diallylated aromatic amines

163 rative one-pot cross metathesis-ring-opening metathesis polymerization (CM-ROMP) strategy that afford

164 access to functionalized ring-opening alkyne metathesis polymerization (ROAMP) initiators [R-C6H4C id

165 olybdenum species in the ring-opening alkyne metathesis polymerization (ROAMP) of ring-strained 3,8-d

166 y important molecular ruthenium ring-opening metathesis polymerization (ROMP) catalyst under syntheti

167 le phosphates (Si-OTP(n)) using ring-opening metathesis polymerization (ROMP) for use as efficient al

168 e developed a method to achieve ring-opening metathesis polymerization (ROMP) mediated by oxidation o

169 ottlebrush polymer synthesis by ring-opening metathesis polymerization (ROMP) of macromonomers (MMs)

170 The rate of living ring-opening metathesis polymerization (ROMP) of N-hexyl-exo-norborne

171 Metal-free ring-opening metathesis polymerization (ROMP) utilizes organic photor

172 ornene and polynorbornadiene by ring-opening metathesis polymerization (ROMP) with controllable selec

173 uctures of polymers produced by ring-opening metathesis polymerization (ROMP) with cyclometalated Ru-

174 mers have been prepared through ring-opening metathesis polymerization (ROMP) with Mo(NR)(CHCMe2Ph)[O

175 adical polymerization (ATRP) or ring-opening metathesis polymerization (ROMP).

176 hitectures via grafting-through ring-opening metathesis polymerization (ROMP).

177 f grafts in polymers via living ring-opening metathesis polymerization (ROMP).

178 o- and stereoselectivity in the ring-opening metathesis polymerization of 3-substituted cis-cycloocte

179 e initiation step of the ring-opening alkyne metathesis polymerization of 5,6,11,12-tetradehydrobenzo

180 uent initiate the living ring-opening alkyne metathesis polymerization of the strained cyclic alkyne,

181 to polymerize norbornene via ring expansion metathesis polymerization to yield highly cis-syndiotact

182 ne bearing pendant NTAs made by ring-opening metathesis polymerization was also synthesized to genera

183 The ring-opening alkyne metathesis polymerization with 1 has all the characteris

184 t readily underwent alternating ring-opening metathesis polymerization with low-strain cyclic olefins

185 Focusing on ring-opening metathesis polymerization, we found that the extension o

186 al product structure and prepared via direct metathesis polymerization.

187 erivatives could be accessed by ring-closing metathesis presenting a viable strategy to higher ring h

188 ude development of an efficient ring-closing metathesis procedure to prepare macrocyclic derivatives

189 lving a sequential ligand exchange and metal metathesis process.

190 f catalyst-controlled stereoselective olefin metathesis processes has been a pivotal recent advance i

191 which allylic alcohols participate in olefin metathesis processes will be presented as well.

192 namines or ynamides yields the primary cross-metathesis product with high regioselectivity (>98%) alo

193 X-ray diffraction analysis of the major metathesis product, 3b (50% yield), revealed a cavity-sh

194 elds of the desired internal E,Z-diene cross-metathesis product.

195 s are an enantioselective ring-opening/cross-metathesis promoted by a Mo monoaryloxide pyrrolide (MAP

196 A cross-metathesis protocol has been developed to provide facile

197 Alkyne metathesis provided an efficient macrocyclization route

198 The diverse applications of acrylate metathesis range from synthesis of high-value alpha,beta

199 The key step, a ring-closing dienyne metathesis (RCDEYM) reaction, has been thoroughly optimi

200 The feasibility of ring-closing metathesis (RCM) as a synthetic entry to 10- and 11-memb

201 wed by Fischer indolization and ring-closing metathesis (RCM) as key steps.

202 the catalytic process known as ring-closing metathesis (RCM) has allowed access to countless biologi

203 hrough an asymmetric allylation/ring closing metathesis (RCM) sequence.

204 and the second approach using a ring-closing metathesis (RCM) strategy to form the C10-C11 olefinic b

205 A phosphate tether-mediated ring-closing metathesis (RCM) study to the synthesis of Z-configured,

206 ted Et3SiH reduction and olefin ring-closing metathesis (RCM) using Ru(II) catalysts.

207 pha-chloro sulfide, and last by ring-closing metathesis reaction as the key steps.

208 duction of a chalcogel network formed by the metathesis reaction between K2PtCl4 and Na4SnS4.

209 of disulfides evidenced by observation of a metathesis reaction between two different disulfides pla

210 While the corresponding carbonyl-olefin metathesis reaction can also be used to construct carbon

211 ghlights a remarkably efficient ring-closing metathesis reaction catalyzed by Nolan ruthenium indenyl

212 enum-catalyzed enantioselective ring-closing metathesis reaction for the desymmetrization of an advan

213 Specifically, the catalytic olefin metathesis reaction has led to profound developments in

214 We report a metathesis reaction in which a nitrene fragment from an

215 The power of this cross-metathesis reaction is demonstrated by the concise synth

216 an efficient and selective bis ring-closing metathesis reaction leading to peptides bearing multiple

217 l-2-ylidene]2 ) has been synthesized by salt-metathesis reaction of [L2 (Cl)Ge:] 1 with sodium phosph

218 Ichikawa's rearrangement and a ring-closing metathesis reaction of allyl carbamates is presented as

219 ted Overman rearrangement and a ring closing metathesis reaction of allylic trichloroacetimidates bea

220 e report the facile and efficient metal-free metathesis reaction of C-chiral allylic sulfilimines wit

221 ly from solution hydrolysis, we measured the metathesis reaction of the crystallized forms with bariu

222 A cross-metathesis reaction of the second aminoallylation produc

223 The olefin metathesis reaction of two unsaturated substrates is one

224 Taking this a step further, alteration of a metathesis reaction pathway can result in either the for

225 ate a catalytic carbonyl-olefin ring-closing metathesis reaction that uses iron, an Earth-abundant an

226 Furthermore, the sulfilimine/isocyanate metathesis reaction with 4,4'-methylene diphenyl diisocy

227 erman rearrangement reaction, a ring-closing metathesis reaction, and an amination reaction.

228 ric methodologies: Krische allylation, cross-metathesis reaction, and THP formation via Pd(II)-cataly

229 r that cleaves the C-H bond via a sigma bond metathesis reaction, during which the Co inserts into th

230 )2)3Si3E3] (E = P (1a), As (1b)) by a simple metathesis reaction.

231 xidative addition of the hydrosilane or by a metathesis reaction.

232 of the 3-methyl-substituent arising from the metathesis reaction.

233 ed, with particular emphasis on ring-closing metathesis reactions and annulation reactions based on C

234 cumvent these barriers; however, solid-state metathesis reactions are often too rapid from extensive

235 ound to be highly active catalysts for cross-metathesis reactions between Z-internal olefins and Z-1,

236 has exhibited such high performance in cross-metathesis reactions employing ethylene gas, with activi

237 f bis(vinyl boronate esters) or ring-closing metathesis reactions followed by complexation with dicob

238 control the stereochemical outcome of olefin metathesis reactions have been recently introduced.

239 nover numbers up to 10,000 in various olefin metathesis reactions including alkenes bearing nitrile,

240 The types of cross metathesis reactions investigated thus far are presented

241 Here we show that through cross-metathesis reactions involving E- or Z-trisubstituted al

242 e we show that kinetically E-selective cross-metathesis reactions may be designed to generate thermod

243 present an in situ study of the solid-state metathesis reactions MCl2 + Na2S2 --> MS2 + 2 NaCl (M =

244 Metathesis reactions present an approach to circumvent t

245 able to participate in high-yielding olefin metathesis reactions that afford acyclic 1,2-disubstitut

246 )2]2 consists of a series of oxygen/fluorine metathesis reactions that are presumably mediated by the

247 Kinetically controlled catalytic cross-metathesis reactions that generate (Z)-alpha,beta-unsatu

248 rst examples of kinetically controlled cross-metathesis reactions that generate Z- or E-trisubstitute

249 led stereoselective macrocyclic ring-closing metathesis reactions that generate Z-enoates as well as

250 Olefin metathesis reactions with 3E-1,3-dienes using Z-selectiv

251 up have been shown to catalyze various cross metathesis reactions with high activity and, in most cas

252 uoromethyl-substituted alkenes through cross-metathesis reactions with the commercially available, in

253 andin family of compounds by catalytic cross-metathesis reactions, and a strained 14-membered ring st

254 Furthermore, Z-selective cross-metathesis reactions, facilitated by Mo and Ru complexes

255 ification necessary) to perform ring-closing metathesis reactions, generating 14- to 21-membered ring

256 variants were prepared by exploiting alkene metathesis reactions.

257 ciple of iron(III)-catalyzed carbonyl-olefin metathesis reactions.

258 (III)-catalyzed carbonyl-olefin ring-closing metathesis represents a new approach toward the assembly

259 Olefin-cross metathesis, ring-closing metathesis, palladium-catalyzed

260 sign, we engineer an iterative one-pot cross metathesis-ring-opening metathesis polymerization (CM-RO

261 By performing a domino cross enyne metathesis/ring-closing metathesis (CEYM/RCM) in the pre

262 on through an ambitious one-pot alkyne cross-metathesis/ring-closing metathesis self-assembly process

263 one-pot alkyne cross-metathesis/ring-closing metathesis self-assembly process.

264 A ring-closing metathesis served for construction of the seven-membered

265 The metathesis step is followed by oxidation to give the des

266 ly, Co clusters also catalyze the sigma bond metathesis step, but much less effectively because of th

267 borylation occurs via successive sigma-bond metathesis steps, whereby a Pt(II) -H intermediate engag

268 thesis is the utilization of an olefin cross-metathesis strategy, which provides for an efficient and

269 A highly efficient, Z-selective ring-closing metathesis system for the formation of macrocycles using

270 (MAP) complex and a macrocyclic ring-closing metathesis that affords a trisubstituted alkene and is c

271 ng a single-crystal to single-crystal cation metathesis, the Ca(2+) counterions of a preformed chiral

272 uzuki coupling and Ru-catalyzed ring-closing metathesis, thus representing a practical method for the

273 forge the C1-C2 bond, and (3) a ring-closing metathesis to build the bridging bicyclo[4.3.1]decane te

274 This process is followed by a Grubbs metathesis to close a five-membered "top" ring to form a

275 an and 2) a cascade ene-yne-ene ring closing metathesis to forge the tetracyclic morphine core.

276 n and then undergoing sigma-complex-assisted metathesis to form (bpy)Co(alkyl)(H).

277 s covalently captured by ring-closing olefin metathesis to form topologically chiral molecular trefoi

278 we used the recently developed high-pressure metathesis to prepare the first rare-earth metal nitrido

279 , and then "staple" this sequence via Grubbs metathesis to produce peptides typified by acetyl-A-(Sar

280 ned polymers is described that employs relay metathesis to promote the ring opening polymerization of

281 2 domain, both before and after ring closing metathesis to show that the closed staple is essential t

282 The synthesis employs a cross-metathesis to unite a sphingosine head allylic alcohol w

283 Olefin cross-metathesis, trans-esterification and Nozaki-Hiyama-Kishi

284 e case of ortho-substituted arylalkynes by a metathesis-type process.

285 Advancements in stereoretentive olefin metathesis using tungsten, ruthenium, and molybdenum cat

286 , the second-order rate constant for ene-yne metathesis was compared to that previously determined by

287 were synthesized by E-selective ring-closing metathesis where their absolute stereochemistry was prev

288 rough applications in stereoselective olefin metathesis where Z-alkene substrates are required.

289 limination) occurs on Ti, followed by olefin metathesis, which occurs on W.

290 complex was subjected to olefin ring-closing metathesis, which was observed to proceed under reduced

291 fusion from mesoporous carbon hosts by anion metathesis, which we show is selective for higher oligom

292 For 1-hexene metathesis with 2-benzoyloxy-3-butyne, the experimental

293 ing by hydrocupration followed by sigma-bond metathesis with a hydrosilane.

294 The chiroptical assay is based on fast imine metathesis with a PLP aryl imine probe to capture the ta

295 mple pretreatment consisting of olefin cross-metathesis with an allyl fluorescein species was used be

296 Cross-metathesis with olefins that contain a carboxylic acid,

297 omputational study of stereoretentive olefin metathesis with Ru-dithiolate catalysts has been perform

298 However, while the mechanism of olefin metathesis with ruthenium benzylidenes has been well-stu

299 es in Z-selective homodimerization and cross-metathesis with terminal alkenes is detailed.

300 to elucidate the origins of stereoretentive metathesis with the goal of understanding how to design