ライフサイエンスコーパス: propene

1 observed to convert to ((tBu)POCOP)Ir(eta(2)-propene).

2 to the point of producing both ethylene and propene.

3 lyloxy as the reaction intermediate yielding propene.

4 to differences in the equilibrium binding of propene.

5 e 0.11 ML of 2-propen-1-ol that reacts forms propene.

6 ving a stable stoichiometric ratio of CO and propene.

7 efficient pairwise replacement catalyst for propene.

8 ate-limiting step, which eventually leads to propene.

9 eams while showing no signs of inhibition by propene.

10 chlorinated 1,2-dichloropropane (1,2-DCP) to propene.

11 no catalytic activity for ODH of propane to propene.

12 ng the deoxygenation of nitrogen oxides with propene.

13 dium metal, 3-iodo-2-[(trimethylsilyl)methyl]propene (1) reacts with sequentially added aldehydes to

14 2)IMes)RuCl(2)=CHP(Cy)(3))](+) BF(4)(-) with propene, 1-butene, and 1-hexene at -45 degrees C affords

15 PtCl(2)(PPh(3))(alkene) (alkene = ethylene, propene, 1-butene, cis-2-butene, 1-hexene, 1-octene, and

16 (t)Bu(2)PCH(2)CH(2)P(t)Bu(2)) with H(2) and propene, 1-butene, propyne, or 1-butyne are explored by

17 tive cyclization of various aldoximes with 1-propene-1,3-sultone affords the respective isoxazoline-r

18 ric mixture of cis- and trans-2,3-dichloro-2-propene-1-ol.

19 xy-2-methyl-1H-indol-3-yl)-1-(4-pyridinyl)-2-propene-1-one (MOMIPP).

20 dities and hydride abstraction enthalpies of propene (3) and propane (4), along with their vinylogues

21 ohol (1), 2-nitrovinylamine (2), and 1-nitro-propene (3) are reported at the MP2 and B3LYP levels of

22 unds such as acetaldehyde (20-320 Gg y(-1)), propene (50-170 Gg y(-1)), and ethene (50-190 Gg y(-1))

23 alkene, 3-(hexadecyloxy)-2-(methoxymethyl)-1-propene (9), which was prepared by starting with either

24 Propene adsorbed onto Ir4/gamma-Al2O3 at 138 K reacted a

25 Simple heat treatment after the initial propene adsorption doubled the catalytic activity by acc

26 Propene adsorption onto Ir4/gamma-Al2O3 at 298 K gave st

27 rmediate A can also dehydrogenate propane to propene, albeit not cleanly, as well as linear and volat

28 Propene also reacted with 3a to give 4b and 5a in 65 and

29 s between D2 and terminal alkenes (ethylene, propene and 1-butene), but not bulkier alkenes such as 2

30 For propene and 1-butene, the low-temperature addition leads

31 roton, and X-ray crystal structures of the 1-propene and 1-hexene complexes.

32 ane conversion, we obtain selectivity of 79% propene and 12% ethene, another desired alkene.

33 n herein to catalyze pairwise replacement on propene and 3,3,3-trifluoropropene.

34 f unimolecular dissociation into ethylene or propene and a less highly substituted methylbenzene.

35 a substantial influence on the reactivity of propene and benzene methylations.

36 facilitates further reaction with ethene or propene and enables the direct catalytic (anti-Markovnik

37 dimer and the relevant transition states for propene and ether formation are similarly, while less ef

38 ys that build up a polymer chain from ethene/propene and functionalised polar vinyl monomers.

39 We find that propene and molecular hydrogen form propylidyne and hydr

40 e, to be very promising in the separation of propene and propane based on their different diffusion r

41 nd propenol and propionaldehyde to propanol, propene and propane is reported.

42 signals are observed in the hydrogenation of propene and propyne over ceria nanocubes, nano-octahedra

43 f data both indicate low interaction between propene and the CO oxidation active site on this catalys

44 on porous gamma-Al2O3 (Ir4/gamma-Al2O3) with propene and with H2.

45 ems via the chain elongation of nucleophilic propenes and subsequent 8pai-electrocyclization is propo

46 )-bromoethylene), DDPU (bis( p-chlorophenyl)-propene) and DDPS (bis( p-chlorophenyl)-propane) after c

47 olecules studied (carbon dioxide, ethane and propene) and the host material (ZSM-58 or DDR) are of pr

48 or the dimerization of isobutene (2-methyl-1-propene), and achieves a 100% selectivity for C8 product

49 de, 1-methylthio-propane, (Z)-1-methylthio-1-propene, and (E)-1-methylthio-1-propene, had not previou

50 emissions of formaldehyde, dimethyl sulfide, propene, and methyl ketene.

51 clic dienes, and fragmentations to ethylene, propene, and mixtures of pentadienes and hexadienes.

52 with a focus on C(3) hydrocarbons: propane, propene, and propyne.

53 II)-hydride active species, 1,2-insertion of propene, and rate-limiting protonolysis of the resultant

54 drogenation of propane, the hydrogenation of propene, and the trimerization of terminal alkynes.

55 y characterized a series of 3-amino-2-phenyl-propene (APP) derivatives as reversible inhibitors for t

56 Methane, ethylene, acetylene, propane, and propene are photosynthesized with a C(2+) selectivity of

57 Major products, in addition to propenes, are base.HCl and olefin-bound, cyclometalated

58 ligated iridium catalysts, using ethylene or propene as hydrogen acceptor.

59 responsible for the efficient combustion of propene at low temperature.

60 solid-gas reactions of crystals of [Rh(L(2))(propene)][BAr(F)(4)] (1, L(2) = (t)Bu(2)PCH(2)CH(2)P(t)B

61 Equilibrium constants for propene binding to n-, gamma-substituted, beta-substitut

62 Propene binding to yttrium alkyls is largely independent

63 ed oxidation of various halogenated ethenes, propenes, butenes and nonhalogenated cis-2-pentene, an i

64 ulations on the hydrogen atom abstraction of propene by a range of different iron(IV)-oxo oxidants th

65 he textbook reaction of the hydroboration of propene by BH(3) it has recently been inferred that the

66 tial adsorption of propane (C(3) H(8) ) over propene (C(3) H(6) ).

67 4)), ethane (C(2)H(6)), ethylene (C(2)H(4)), propene (C(3)H(6)), and propane (C(3)H(8)).

68 It is shown that propene can be formed from monomeric and dimeric adsorbe

69 f primary ozonide (POZ) of O(3) + ethene and propene can be treated by statistical theory, while that

70 ved capacity are exhibited simultaneously in propene capture at low temperature within a short durati

71 ning copolymerization (ROCOP) producing poly(propene carbonate) (PPC).

72 acetaldehyde (CH(3)CHO), propyne (CH(3)CCH), propene (CH(2)CHCH(3)), and water (HDO).

73 ticle size, we find that intrinsic rates for propene combustion in the presence of water increase mon

74 alytic active-site ensemble in highly active propene combustion materials.

75 rature place the TS for the [1,3]-H shift in propene comparable to or higher in energy than loss of t

76 2,3-Dichloro-1-propene, containing both a halogenated double bond and a

77 -dicyano-2-[6-(dimethylamino)naphthalen-2-yl]propene (DDNP) bound to an amyloidogenic Abeta peptide m

78 eously remarkable propene selectivity (51%), propene/ethene ratio (8.3) and catalytic stability (>50

79 ing the balance between propene selectivity, propene/ethene ratio and catalytic stability and unravel

80 creasing demand for short chain olefins like propene for plastics production and the availability of

81 a high apparent forward rate coefficient for propene formation (404.8-26.4 mol propene/mol Pt.bar.s)

82 etone's methyl group by a free H atom, while propene formation arises from OH substitution in the eno

83 show that atomically dispersed Pt catalyzes propene formation at rates independent of H(2) partial p

84 d hydrogen, leading to a 23% selectivity for propene formation.

85 H(3)(13)CH(2)(CH(2))(n)()CH=CH(2) (n = 0-3), propene formed over Ru or Co was (13)CH(3)(13)CH=CH(2),

86 rected by the alkoxide of the 1-azo-3-alkoxy propenes formed in situ via base-induced ring opening of

87 a-hydride elimination and turnover-limiting, propene-forming reductive elimination.

88 1d, were obtained by thermal elimination of propene from the intermediate S-propylsulfilimines 12.

89 methylthio-1-propene, and (E)-1-methylthio-1-propene, had not previously been associated with any dis

90 ydrogenation of propane reaction to generate propene has the potential to be a game-changing technolo

91 aracterized VMAT inhibitor, 3-amino-2-phenyl-propene, have been identified as the most effective VMAT

92 The formation of the CF(3)SF(4)-propene homodimer and the utility of that dimer to under

93 n initial high polarization efficiencies for propene hydrogenation, but rapid quenching of the cataly

94 of hydrocarbon ligands bound to them during propene hydrogenation.

95 s stages of the hydroformylation reaction of propene in supercritical CO(2) and different reactant co

96 e approximately 200-fold slower insertion of propene into Cp(2)YCH(2)CH(CH(3))(2) (6) than that into

97 ergy barriers for 1,2- and 2,1-insertions of propene into the rhodium complexes were also calculated,

98 ger) values for 1,2- versus 2,1-insertion of propene into these rhodium complexes were calculated to

99 erformed and its catalytic properties versus propene investigated.

100 nd reduction intermediates on the pathway to propene is constrained geometrically.

101 geneously epoxidizing higher alkenes such as propene is due to the presence in the molecule of "allyl

102 ed that (in the absence of other adsorbates) propene is favored by methylbenzenes with four to six me

103 Propene is formed by a second hydrogen abstraction, eith

104 ) calculations, the results demonstrate that propene is mainly generated on the catalyst surface from

105 Propene is the only gaseous hydrocarbon product evolved

106 f 1,3-d2-2-fluoropropene, whereas cis-1,3-d2-propene is the predominant 1,3-d2-propene product, indic

107 8 hydrocarbons; the double-bonded alkenes of propene, isobutene, and 1-pentene showed instability, in

108 hanism involves two retroene eliminations of propene leading to vinylphosphaacetylene.

109 -Al2O3, easily achieving a TON of 100000 for propene metathesis in a flow reactor at 10 degrees C (co

110 methyl mercaptan and a series of 12 alkenes: propene, methyl vinyl ether, methyl allyl ether, norborn

111 n of typical aromatic intermediates, whereas propene methylation routes are less affected.

112 ty exceeding 6-7 kcal/mol: i.e., less than 1 propene misinsertion every 4000 (and at room temperature

113 al was found to be a highly active (1.53 mol(propene) mol(Zr)(-1) h(-1) at 450 degrees C) and selecti

114 tes exhibit a forward rate of PDH of 213 mol propene/mol Fe.h at 823 K and a feed containing 15 kPa p

115 the forward rate of PDH rises to 391 mol of propene/mol of Fe.h. In both cases, the propene selectiv

116 icient for propene formation (404.8-26.4 mol propene/mol Pt.bar.s) and a high selectivity (>=96%) at

117 f acetone, and oxidative addition of another propene molecule yielding finally the active Mo(VI)-alky

118 mixtures of the components (CO(2), H(2), CO, propene, n- and isobutyraldehyde) which are not availabl

119 namics of bound species derived from ethene, propene, n-butene, and isobutene on solid acids with div

120 opane or butanes from natural/shale gas into propene or butenes, which are indispensable for the synt

121 e was converted to light olefins (ethene and propene) or higher hydrocarbons in a continuous flow rea

122 e catalytic activity of the hydrogenation of propene over ceria is strongly facet-dependent, the pair

123 In metathesis of propene over dispersed molybdenum oxide supported on sil

124 ial kinetic selectivity in the adsorption of propene over propane can be observed, depending on the p

125 hese results are discussed in the context of propene oxidation and periodic trends in reactivity.

126 ound that the apparent activation energy for propene oxidation to acrolein over scheelite-structured,

127 one should expect the activation energy for propene oxidation to correlate with the band-gap energy.

128 Complete propene oxidation was observed at temperatures as low as

129 orted on beta-Co(1-x)Fe(x)MoO(4) perform the propene oxidation, while the K-doped iron molybdate pool

130 the corresponding Pt catalysts for complete propene oxidation.

131 ly offer a 2.1-fold and 3.0-fold increase in propene oxide (PO) formation rate and Au efficiency, res

132 the ring-opening copolymerization (ROCOP) of propene oxide (PO) with CO(2) or with phthalic anhydride

133 pening copolymerization (ROCOP) of CO(2) and propene oxide (PO), few are reported at low CO(2) pressu

134 ew heterodinuclear Co(III)K(I) catalysts for propene oxide (PO)/CO(2) ring opening copolymerization (

135 ening copolymerization of carbon dioxide and propene oxide is a useful means to valorize waste into c

136 s containing Group I and II metals for CO(2)/propene oxide ring-opening copolymerization (ROCOP), pro

137 (cyclohexene oxide, vinyl-cyclohexene oxide, propene oxide, allyl glycidyl ether) undergo controlled

138 oxide ring-opening copolymerization (ROCOP), propene oxide/phthalic anhydride ROCOP and lactide ring-

139 ined with our previous studies on ethene and propene ozonolysis, the nascent sCI yields demonstrated

140 reductive C-F bond cleavage were confirmed, propene (P1, requiring 6e(-)/6H(+)) and 2-fluoropropene

141 As such, diffusion of ethene and propene plays an essential role in determining the ultim

142 Propene polymerization activities decrease in the order

143 By contrast, monitoring propene polymerization activities with the systems (SBI)

144 irconocene catalysts for isotactic-selective propene polymerization, designed by means of an integrat

145 e as hydrogen acceptor, or high pressures of propene, precludes this pathway by rapid hydrogenation o

146 r batch or flow conditions for the ethene to propene process (ETP).

147 cis-1,3-d2-propene is the predominant 1,3-d2-propene product, indicating that one of the bound reduct

148 degrees C), affording a selective and stable propene production catalyst.

149 rapid catalyst regeneration to maintain high propene production.

150 ntaining both Ga and Si displays the highest propene productivity mol(Pt)(-1) h(-1) after 2 h) and th

151 adia catalysts is an attractive route toward propene (propylene) with the potential of industrial app

152 Lewis acidic ZSM-5 showed that methanol and propene react on Lewis acid sites to HCHO and propane.

153 Propene reacted with 2a to give Me(2)C=N(p-tol) (4b) and

154 tionation (epsilonC(bulk)) of the 1,2-DCP-to-propene reaction was -15.0 +/- 0.7 per thousand under bo

155 In toluene, 3-bromo-1,3-bis(trimethylsilyl)propene reacts with (COD)2Ni to produce the dimeric purp

156 en after decades of research, selectivity to propene remains too low to be commercially attractive be

157 th Co(3)O(4) nanoarray enables comprehensive propene removal throughout a wider temperature range.

158 r 1-methoxy-2-methyl-1-(trimethylsilyloxy)-1-propene result in 5-substituted-1,3-cyclohexadienes afte

159 1 zeolite exhibits simultaneously remarkable propene selectivity (51%), propene/ethene ratio (8.3) an

160 on-stream ethene conversion (55 %), initial propene selectivity (92 %), stability (71 % selectivity

161 in which aromatics are involved, an optimal propene selectivity and increased lifetime for methanol

162 l of propene/mol of Fe.h. In both cases, the propene selectivity is over 99%.

163 Optimising the balance between propene selectivity, propene/ethene ratio and catalytic

164 It displays very high activity in propene self-metathesis at mild (turnover number = 90000

165 Propane/propene separation by cryogenic distillation is one of t

166 mputed and extrapolated to n = 0 (the parent propene system).

167 selectivity (6.1 %) in the hydrogenation of propene than any previously reported monometallic hetero

168 of trans-methylstyrene, a phenyl-substituted propene that contains labile allylic hydrogen atoms, has

169 thod was extended to the study of ethene and propene; the rate of reaction of propene was found to be

170 The resulting propene then undergoes oligomerization into six-carbon o

171 is calculated for propane dehydrogenation to propene through microkinetic modeling using density func

172 ddition of methane across the double bond of propene to form isobutane.

173 ted subsequent reaction of the clusters with propene to form propylidyne.

174 The hydroformylation of propene to give predominantly iso-butanal has been achie

175 Regioselective hydroformylation of propene to high-value n-butanal is particularly importan

176 for bioremediation, chemical transformation (propene to propylene oxide), wastewater denitrification,

177 ebisacetamide with 3-chloro-2-chloromethyl-2-propene to provide 5-exomethylene-1, 3-diacetyl-1,3-diaz

178 oordinative chain transfer polymerization of propene to provide isotactic stereoblock polypropene.

179 6-diisopropylphenyl), reacts with ethene and propene to provide the ytterbium(II) n-alkyls, [BDI(Dipp

180 multiple catalyst functions: protonation of propene to surface Mo(VI)-isopropoxide species driven by

181 ially attractive because of overoxidation of propene to thermodynamically favored CO2 Here, we report

182 n active catalyst for the self-metathesis of propene under flow conditions, achieving a TON of 930.

183 amounts (~1,600 umol g(-1) h(-1)) of CO and propene under flow conditions, maintaining exceptional s

184 CF(3)SF(4)-propene undergoes cross metathesis with substrates conta

185 Propene, used on a large scale to manufacture polypropyl

186 Hydrogenation of propene using 1 and para-H(2) results in very high initi

187 reaction enthalpies were calculated for the propene vinylogues in which the terminal vinyl group was

188 ethene and propene; the rate of reaction of propene was found to be 1.25 times that of ethene at 23

189 mechanism for the transfer hydrogenation of propene with (n)BuNH(2) and HBpin that involves the init

190 eatment of a primary alkene and 3-CF(3)SF(4)-propene with a second-generation Hoveyda-Grubbs catalyst

191 e over ceria nanocubes yields hyperpolarized propene with a similar pairwise selectivity of (2.7% at

192 dene being active for the self-metathesis of propene with activity being an order of magnitude greate

193 stannane 2-(chloromethyl)-3-(tributylstannyl)propene with aldehydes have been examined.

194 Calculations on the reaction of propene with ArAlAlAr show that, in contrast to the diga

195 the regioselectivity of the hydroboration of propene with BH3 in solution.

196 ly pure (Z)-1'-lithio-1'-(2,6-dimethylphenyl)propene [(Z)-1] from any Z,E mixture of the correspondin