ライフサイエンスコーパス: double bond

1 site remote from the original carbon-carbon double bond).

2 ymmetric reduction of the C horizontal lineN double bond.

3 fragment harboring an electron-deficient C-C double bond.

4 atom to a C[double bond, length as m-dash]C double bond.

5 n via rotation about the Ru horizontal lineC double bond.

6 despite insufficient shielding of the second double bond.

7 cond step requires formation of a bridgehead double bond.

8 le result in a polarized and highly reactive double bond.

9 metal-carbonyl-mediated cleavage of a Si=Si double bond.

10 a phosphide and a carbonyl across the Si-Si double bond.

11 by directly hindering access to the enolate double bond.

12 due to incomplete dissociation of the carbon double bond.

13 omophore and by the position of the reactive double bond.

14 l cluster with a mu3-carbido ligand and Ti-C double bond.

15 etry and the bulk of the substituents on the double bond.

16 t on the position and stereochemistry of the double bond.

17 vage of hydrazine while preserving the trans double bond.

18 scovered the formation of a Z-trisubstituted double bond.

19 rocarbons holding a carbon-carbon triple and double bond.

20 nes occur exclusively at the terminal allene double bond.

21 g on the position and stereochemistry of the double bond.

22 ng tetracyclic compound 13 with an exocyclic double bond.

23 out of plane deformation vibration of trans double bond.

24 onfirm the formation of a conventional Al=Al double bond.

25 e ion beam, including the one with the Al=Al double bond.

26 elective hydrogenation of a tetrasubstituted double bond.

27 njugation with the remote C horizontal lineC double bond.

28 ia hydrogen bonding, rapidly isomerizing the double bond.

29 g on the position and stereochemistry of the double bond.

30 desaturation requiring 1 oxygen molecule per double bond.

31 e carbon-carbon single bonds neighboring the double bonds.

32 e highly retained than those with endocyclic double bonds.

33 cemic TAGs with C12-C22 fatty acids with 0-2 double bonds.

34 ations of 1,6-diynes with cyclic and acyclic double bonds.

35 dative cleavage in substrates containing two double bonds.

36 nes are linear hydrocarbons with one or more double bonds.

37 age of the fatty acid tails at carbon-carbon double bonds.

38 on of simple alkenes with cyclic or terminal double bonds.

39 ociated with short complex lipids with fewer double bonds.

40 ocenes are rare and limited to carbon-carbon double bonds.

41 catalysts capable of oxidizing carbon-carbon double bonds.

42 geometric configuration of the carbon-carbon double bonds.

43 rated fatty acids in the order of increasing double bonds.

44 able sulfone radicals, which smoothly add to double bonds.

45 on the ether oxygen in the migration of the double bond.1 Two hydrogen bond donating groups, a pheno

46 formation of the C5-C6, C9-C10, and C17-C18 double bonds, a Suzuki-Molander C21-C22 bond formation r

47 chemistry from hydrogen atom abstraction to double bond addition.

48 s (S(*)) in a cycle propagated by reversible double-bond addition and terminated by radical H-abstrac

49 demonstrated the nucleophilicity of the C=C double bond, affording oxasilacycloheptane and tetrahydr

50 LIBS on fumaric acid with a (13)C labeled double bond allowed the formation mechanism of C2 to be

51 of a masked aldehyde, an electron-deficient double bond along with an excellent leaving group.

52 omers or polymers that contain carbon-carbon double bonds amenable to radical polymerization.

53 of the reduction of the amide as well as the double bond: Amide reduction generally precedes double b

54 ic preference for the Z-isomer of the second double bond and a slow isomerization toward the thermody

55 Complex amines bearing a C horizontal lineC double bond and distinct heteroaromatic units have been

56 tudy of the fundamental nature of the N=P(V) double bond and its potential for delocalization within

57 renes occurred through cleavages of the enol double bond and the amide bond, thus furnishing fully su

58 of the number of methylene units between the double bond and the trifluoromethyl group.

59 ement of electron density toward the central double bond and thus facilitates reaction with the ferri

60 d considering the peak area related to trans double bonds and chemometrics techniques of PLSR and PCR

61 s calculations showed that the number of cis double bonds and s-cis single bonds in the polyene chain

62 hallenges of controlling the position of the double bond, and cis/trans-selectivity in isomerization

63 on from the Zhdankin reagent to styrene-type double bonds, and subsequent addition of a third compone

64 studied, yet those with one thorium-nitrogen double bond are rare, and those with two are unknown.

65 terial and molecular weight, as the reacting double bonds are close to a chain end.

66 sulting unsaturated monocarboxylic acids the double bonds are mainly centrally located with mainly tr

67 terpinine, where the isomers with exocyclic double bonds are more highly retained than those with en

68 Complexes with up to three uranium-nitrogen double bonds are now being widely studied, yet those wit

69 two functional groups are added to the same double bond) are particularly important, as they can be

70 recursor dihydro-heme d1 lacking the acrylic double bond, as indicated by UV-visible absorption spect

71 ng to the great reactivity of silicon-oxygen double bonds, as well as the low oxidation state of sili

72 ith a longer acyl chain and higher number of double bonds at baseline were significantly and inversel

73 alixarene 11 with a pair of distal exocyclic double bonds at the bridges.

74 er yielded calixarene 8 possessing exocyclic double bonds at two adjacent bridges.

75 vealed a parallel conformation of the olefin double bonds belonging to the adjacent cages in the soli

76 to an aldehyde and a ketone with exo-cyclic double bond between C-13 and C-6 in zerumbone has been r

77 horizontal lineSi double bond with a partial double bond between each carbene carbon atom and silicon

78 ur coordinate silicon center together with a double bond between silicon and oxygen atoms.

79 arboxylic acids (2HPFCAs) and (ii) bearing a double bond between the alpha-beta carbons for the unsat

80 iculum, and catalyses the formation of a cis-double bond between the ninth and tenth carbons of stear

81 ith the exposure to radiations, the carbonyl double bonds break affording oxo-radicals that can be st

82 The activation energy of double bond breakage was relatively low ( approximately

83 ependent on the substituent on the maleimide double bond but minimally affected by the substituents o

84 ically catalyze the cleavage of non-aromatic double bonds by dioxygen (O2) to form aldehyde or ketone

85 unsaturated FAs with confident carbon-carbon double bond (C horizontal lineC) location assignment is

86 We demonstrated that the imine double bond can be isomerized by light (365 nm LED) duri

87 ne chromophore and nonplanarity of the enone double bond can be mentioned.

88 olecules contain conjugated triene and diene double bonds, carry an alcohol at C13 and are derived fr

89 ificant elongation of the N horizontal lineN double bond, caused by an increase of its pig* antibondi

90 om the presence and relative position of cis-double bonds, causing destabilization of the ceramide's

91 The metal-carbonyl bond has partial double bond character according to the Wiberg index calc

92 2a and 2b possess strong Si horizontal lineO double bond character, while 3 and 4 contain more ionic

93 ora[2]ferrocenophane is prone to boron-boron double bond cleavage reactions.

94 ensate for colour loss induced by conjugated double bond cleavage.

95 utilize carotenoids as substrate or perform double-bond cleavage.

96 oxygenase activity is a feature common among double bond-cleaving CCOs.

97 thesis of 1,5,9,n-polyenes with any possible double bond configuration accessible in equally high eff

98 the direct production of C horizontal lineC double bond-containing products and may impact how chemi

99 substrates containing several carbon-carbon double bonds could be achieved, demonstrating the high c

100 s Z-stereochemistry of the metathesis-formed double bonds could not be assigned taking into considera

101 o contain Fe(II), more recent work invokes a double-bond description of the iron-carbon bond, similar

102 binding of phycobilins with reduced C15=C16 double bonds (DHBV and PEB).

103 The double-bond dissociation enthalpies of CH2 horizontal li

104 t concentrations, species with an endocyclic double bond efficiently produce ELVOC from ozonolysis, w

105 ivity, the highly reducing nature of the B-B double bond enables reactions with Se(0) and Te(0) .

106 in the near-infrared region (e.g., acrylate double bonds, epoxy groups) or the MIR region (e.g., thi

107 ir photo-oxidation up to O4-5 of mainly high double bond equivalence species (DBE > 9).

108 Predominantly low H/C and high double-bond equivalence (DBE) aromatic and condensed aro

109 The double bond equivalent and carbon number distributions o

110 simply from exact mass data combined with a double bond equivalent correction.

111 stigation was possible by the utilization of double bond equivalent plots versus carbon number, which

112 ed by number of carbon atoms (NC), number of double bond equivalents (NDBE) and degree of molecular b

113 ddition to the ability to follow profiles of double bond equivalents and carbon number for a compound

114 ft time, carbon number range, and associated double bond equivalents and hydrogen-to-carbon ratios.

115 were O2, O3 and O4 C17 to C20 compounds with double bond equivalents between 6 and 10 and chemical fo

116 ur-containing compounds with a low number of double bond equivalents were among the most reactive com

117 ht (carbon number, NC), structure (number of double bond equivalents, NDBE), and mass fraction (mg kg

118 , halides, isolated mono- and di-substituted double bonds, esters, silyl ethers, and silyl enol ether

119 rid system connected through an isomerizable double bond exists under eight molecular states on deman

120 erted carbo-palladation across the thiophene double bond, followed by a base-assisted anti-eliminatio

121 The configuration of the double bond formed during the RCM depends upon the order

122 PPL appears to be the distance of the first double bond from the ester linkage being hydrolysed.

123 es hydrogenation across a C horizontal lineC double bond (fumarate to succinate), is used to carry ou

124 zed olefin, or (2) add intramolecularly to a double bond, generating a cyclized radical.

125 e silyl group but is highly sensitive to the double bond geometry and the bulk of the substituents on

126 The double bond geometry in the generated vinyl boronates ca

127 Double bond geometry is controlled using stereoselective

128 the C-O bond and an isomerization of the C-C double bond giving rise to VCPs.

129 ron to carbon ratio and length of conjugated double bond groups also emerged as important structural

130 ctivities of electron-rich and electron-poor double bonds have been exploited to demonstrate chemosel

131 ergo characteristic reactions of addition to double bonds (hybridization which turns from sp(2) to sp

132 nds reflect stability problems for the three double-bonded hydrocarbons.

133 complete scission of the B horizontal lineB double bond in 6 was achieved by the treatment with an i

134 Ultrafast photoisomerization of a double bond in a biliverdin cofactor or other linear tet

135 differs only by the oxidation of the C-22,23 double bond in A to an epoxy group in AF.

136 lowed by the enantioselective reduction of a double bond in geranial by geranial reductase GER1 to gi

137 isoprenoid diphosphates to the carbon-carbon double bond in isopentenyl diphosphate (IPP) in the prim

138 panied by the presence of an endocyclic 7,13 double bond in labda-7,13E-dienyl diphosphate suggest th

139 d excess of LiAlH4, without reduction of the double bond in most cases.

140 ) measurements showed that the presence of a double bond in the 24:1 SM molecule in mixtures with cho

141 Compounds with a single double bond in the 3-position had only a modest affinity

142 idant activity, followed by sterols with one double bond in the C5 position.

143 ive hydrogeneration of the endocyclic carbon double bond in the cyclopentenone ring was key, generati

144 dation rate relative to that of the isolated double bond in the N-linked fatty acyl chain.

145 rienol with dihydro-OSM, which lacks a trans double bond in the sphingoid base, was even stronger tha

146 only ergosterol precursors with a conjugated double bond in their aliphatic side chain disrupts this

147 only ergosterol precursors with a conjugated double bond in their aliphatic side chain specifically d

148 his study differ in the configuration of the double bond in their subunits.

149 rate the presence of an Al horizontal lineAl double bond in this molecule.

150 ding a means for discrimination of cis/trans double bonds in complex lipids.

151 We distinguished single and double bonds in gibberellins, and we enantioselectively

152 The carbon-nitrogen double bonds in imines are fundamentally important funct

153 pted strategy for constructing carbon-carbon double bonds in organic chemistry.

154 The oxidation of double bonds in PE-containing bilayers can be monitored

155 o the synthesis of tri- and tetrasubstituted double bonds in Rauhut-Currier type products.

156 -position) and the site-specific location of double bonds in the acyl chains.

157 of the N-acyl chain, and the position of cis-double bonds in the acyl chains.

158 The electrophilic activation of double bonds in the bicyclic products with m-CPBA is an

159 rophobic aliphatic chain and lower number of double bonds in the emulsion present in the bioaccessibl

160 of isoprene units and stereochemistry of the double bonds in the hydrocarbon moieties.

161 ositions, and the positions of carbon-carbon double bonds in the lipid acyl chains.

162 Some members also isomerize specific double bonds in their substrates to yield cis-apocaroten

163 atty acid derivatives containing one or more double bonds in various positions and configurations, ca

164 nt, either complete single bond (in DMSO) or double bond (in cyclohexane) rotation can be induced by

165 ation of alkenes at the same (syn) face of a double bond, initiated by a carbon-hydrogen activation e

166 e final reaction involves the insertion of a double bond into dihydroceramides to generate the more a

167 d in all eukaryotes and introduces the first double bond into saturated fatty acyl-CoAs.

168 The Al=Al double bond is elusive in chemistry.

169 If the double bond is exocyclic or the compound itself is acycl

170 resulting cycloadduct through the remaining double bond is possible, increasing molecular complexity

171 neighboring group participation involving a double bond is possible.

172 The dilation of the double bond is up to 0.8 A and occurs on the femtosecond

173 Transition-metal-boron double bonding is known, but boron-metal triple bonds ha

174 olyunsaturated fatty acid isomers with three double bonds is a great challenge, due to structural sim

175 Photoisomerization of double bonds is employed as a mechanistic tool.

176 e esters (with two configurationally defined double bonds) is reported.

177 abeling experiments using a substrate with a double bond isolated from both terminal functions.

178 rmine the relative contribution of the trans double-bond isomer in the mixed samples.

179 Due to mildness of the reaction conditions, double bond isomerization or cyclization to indole side

180 e first, a tandem Mizoroki-Heck reaction and double-bond isomerization between a previously known all

181 photoresponsive proteins where photoinduced double-bond isomerization occurs.

182 ion of M back to D involves only one C13=C14 double-bond isomerization.

183 spectra can be used to discern cis and trans double-bond isomers by virtue of the differences in the

184 thod for the identification of cis and trans double-bond isomers within intact complex lipid mixtures

185 shown to insert into some C horizontal lineX double bonds, leading to benzannulated four-membered rin

186 he formal addition of a hydrogen atom to a C[double bond, length as m-dash]C double bond.

187 elative contributions of the carbene (LAu(+)[double bond, length as m-dash]CR2) and alpha-metallocarb

188 fident, fast, and sensitive determination of double bond locations within various types of lipids.

189 retinal chromophore featuring a C(11)=C(12) double bond locked in its cis conformation (Rh6mr), empl

190 adducts that undergo a smooth gold-catalyzed double bond migration at room temperature.

191 understood pathways, to species that promote double-bond migration (isomerization) in both the 1-alke

192 Odor Activity Value (OAV) and the number of double bonds mostly contributed to the modulation of hab

193 The preferential aziridination occurs at the double bond neighboring to the hydroxyl end in ca. 9:1 r

194 mines with variable Z/E-ratios of the second double bond, no correlations to the ee values are found.

195 ncluding the number of internal and external double bonds, number of methyl- and ethyl- functional gr

196 ), only the electron-rich C horizontal lineC double bond of (E)-1,2-dichloroethene facilitates the ge

197 After oxidative cleavage of the double bond of 13 and reduction of the keto function of

198 is not anchimerically stabilized by the 6,7-double bond of 2.

199 center to oxidatively cleave a carbon-carbon double bond of a carotenoid substrate.

200 ivity assay proves that MaSR1 can reduce the double bond of a cholesterol biosynthetic intermediate,

201 The second double bond of acrylic anhydride rapidly inserts intramo

202 a pi-complex between the C horizontal lineC double bond of alpha-sulfinyl-3-butenoic acid and the un

203 specific two electron reduction of the C7-C8 double bond of chlorophyllide a by the nitrogenase-like

204 of two aryne moieties into the carbon-oxygen double bond of cyclopropenone has been realized.

205 ilable rates of addition of OH and Cl to the double bond of different unsaturated alcohols at 298 K h

206 e analog of DMF that lacks the electrophilic double bond of fumarate, is unable to inhibit NFkappaB a

207 Michael addition of suitable indoles on the double bond of Morita-Baylis-Hillman adducts mediated by

208 The addition of a variety of radicals to the double bond of N-(arylsulfonyl)acrylamides can trigger c

209 It is also possible for the carbon-carbon double bond of noroxomaritidine to be reduced, forming t

210 dihalocarbene addition across the exocyclic double bond of readily accessible 3-alkylidene-1,2-diaze

211 leavage oxygenases (SCOs) cleave the central double bond of stilbenes, forming two phenolic aldehydes

212 ss addition of dicarbon to the carbon-carbon double bond of the 2-methyl-1,3-butadiene molecule.

213 if substituents are present on the amine or double bond of the acrylate.

214 sulfamates is readily diverted to the distal double bond of the allene to yield endocyclic bicyclic m

215 to depend on the substitution pattern at the double bond of the allyl halide.

216 aromatic phenol carbon to the carbon-carbon double bond of the epoxyalkenal.

217 esult of hydroxylation of the aromatic ring, double bond of the methyldehydroalanine (Mdha) amino aci

218 Subsequently, the internal cis double bond of the neryl side chain in 2 is then further

219 process is controlled by the geometry of the double bond of the starting allyl derivative.

220 cyclo-addition of prFMN with the alpha-beta double bond of the substrate, which serves to activate t

221 Fluorine was successfully added across the double bond of various flavones and chromones.

222 ture with coordinate bonds as with classical double bonds of a 2,3-disila-1,3-butadiene.

223 ing mode where one of the C horizontal lineC double bonds of an aromatic ring completes a pseudo-squa

224 vinylogous amides and the C horizontal lineN double bonds of carbodiimides.

225 ture of the functional groups, which are the double bonds of ethylene moieties.

226 The carbon-carbon double bonds of NAS modified QDs polymerized with assist

227 ctase (DHCR24) reduce specific carbon-carbon double bonds of the sterol moiety using a reducing cofac

228 aryne insertion into the C horizontal lineC double bonds of vinylogous amides and the C horizontal l

229 ord spirocyclic products having an exocyclic double bond on the newly formed ring.

230 homolytic addition of nitrogen dioxide to a double bond or via the formation of alpha,beta-unsaturat

231 relationship was observed with the number of double bonds (or rings).

232 ives equipped with clickable (azide, alkyne, double bond, or thiol precursor) moieties, starting from

233 parison to van der Waals (vdW) contacts, the double-bonded pancake dimer is based on diradicaloid or

234 ctive monomer unit (e.g., C horizontal lineC double bond peak for (meth)acrylates, H-S thiol and C ho

235 )acrylates, H-S thiol and C horizontal lineC double bond peak in thiol-ene systems, C-O epoxy peak fo

236 pathway houses a rare plurality of possible double bond permutations containing conjugated olefins a

237 n substrates, but virtually no effect of the double bond position within the substrate.

238 ence of 24 Da and enables differentiation of double-bond positional isomers.

239 onstrated to differentiate sn-positional and double-bond-positional isomers, such as the regioisomeri

240 mple, fast approach elucidated carbon-carbon double bond positions in unsaturated lipids.

241 l differences such as relative carbon-carbon double bond positions were found in several cases to aff

242 chain positions on the glycerol backbone and double bond positions within acyl chains.

243 bitrap mass spectrometer is used to localize double bond positions within phosphatidylcholine (PC) ac

244 e detected as transformations at the cleaved double bond positions.

245 A difference in alkene double-bond positions is responsible for reproductive is

246 cacy, and a long nonpolar acyl tail with a Z double bond present at the halfway position for a high a

247 sponding to the breakage of the carboncarbon double bonds: propanal, hexanal, 2-pentenal, 2-octenal,

248 acter of the noninnocent ligand, significant double-bond properties of the interaction, and three-cen

249 hrough the putative pore, in contrast to the double bond proposed earlier for ChR2.

250 e of the carbon-carbon bonds adjacent to the double bond provides a diagnostic mass difference of 24

251 i-, tri-, and tetrasubstituted carbon-carbon double bonds react with similar efficiency; the system i

252 The artemisinic aldehyde double bond reductase (DBR2) plays an important role in

253 rom noroxomaritidine through a carbon-carbon double bond reduction.

254 ble bond: Amide reduction generally precedes double bond reduction.

255 metathesis reaction using Grubbs catalysts, double-bond reduction, and nucleoside base insertion und

256 eads to the greater reactivity of the allene double bond relative to the alkynyl group in allene-ynes

257 ed structure and the longest silicon-silicon double bond reported to date.

258 r to identify species as PCs and to localize double bonds, respectively.

259 on a solid support) across a [6,6] fullerene double bond, resulting in attachment directly to C60's c

260 action mechanism involving excitation of the double bond's pi electrons followed by hydrogen atom rea

261 sformation of lutein to meso-zeaxanthin by a double-bond shift mechanism, but its identity has been e

262 n mechanism initiated by ozone attack at the double bond similar to that found in the ozonolysis of c

263 e protection from oxidation for the Delta4,5-double bond, slowing its oxidation rate relative to that

264 l compound featuring an Al horizontal lineAl double bond stabilized by N-heterocyclic carbenes.

265 The resulting controllable double-bond stereochemistry defines the crystallinity an

266 h decreased intensity of the cardiolipin cis-double-bond stretching modes.

267 and electronically excited molecules in the double-bond stretching region.

268 n environmental samples, having a conceptual double-bond structure analogous to uPFOA.

269 ne and sulfido-conjugated triene or tetraene double-bond systems.

270 ic acid and sulfido-conjugate (SC) of triene double bonds that proved to be 13-glutathionyl, 14-hydro

271 lecules composed of a contiguous sequence of double bonds, the [n]cumulenes, share structural similar

272 escent copper(I) pi-complexes of boron-boron double bonds, the Cun-pi-diboryne compounds (n = 2, 3) s

273 e weighted by the number of carbon atoms and double bonds, the strongest inverse association was foun

274 es of [(HCDippN)2B]2GeGe reveal a weak Ge-Ge double bond-the pi component of which contributes to the

275 For trans double bonds, these characteristic fragments include uni

276 ion of the adenosyl radical to the substrate double bond to form a captodative radical followed by re

277 15'-dioxygenase (BCO1) at the central 15-15' double bond to form retinal (vitamin A aldehyde).

278 reates an electron-deficient site across the double bond to trigger the subsequent nucleophilic attac

279 linochlorin with acid converts the exocyclic double bonds to direct links to the ortho-positions of b

280 1-Cp* can cleave diazene N horizontal lineN double bonds to form the same product.

281 chieves a full conversion of all the pendant double bonds to the corresponding thioether bonds.

282 locyclopropanations, or epoxidations of four double bonds to yield polyspirocyclic products.

283 ide the relaxation pathway: the Ti(4+)=O(2-) double bond transformation to a Ti(3+)-O(1-) single bond

284 groups at the distal (C3) carbon atom in the double bond under dissociative and associative condition

285 tl phase and thus represents the first Ge=Ge double bond under such conditions, as also suggested by

286 with both aryl and alkyl substituents at the double bond undergo this reaction equally readily.

287 olefinic protons located at the macrocyclic double bond was established.

288 bearing an intra-annular C horizontal lineC double bond was generated, which is quite different from

289 l group (6) as substituents at the exocyclic double bond was synthesized in the form of the E-isomers

290 d two-boron bridge, isoelectronic with a C=C double bond, was achieved by reduction of a carbene-stab

291 explain this fragmentation pattern in trans double bonds, we have proposed a reaction mechanism invo

292 Carbon-carbon double bonds were identified in the condensed phase whic

293 in all cases, the positions of carbon-carbon double bonds were unequivocally assigned based on predic

294 veal the existence of a Si horizontal lineSi double bond with a partial double bond between each carb

295 ing analyses reveal that Bi forms triple and double bonds with boron in BiB2 O(-) ([Bi identical with

296 alculations reveal a polarized-covalent Zr=P double bond, with a Mayer bond order of 1.48, and togeth

297 onate radicals preferentially added to their double bonds; with linoleate and linolenate substrates,

298 Also, the location of a double bond within a molecule influences its retention w

299 acyl chains on the glycerol backbone and the double bonds within the acyl chains.

300 oxometalates act as oxygen donors to the C-C double bond, yielding a Cu-NO product that is reoxidized