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1 termed intrinsic (rare gases) and extrinsic (alkanes).
2 compounds (for example, linear and branched alkanes).
3 eractions in the 2,4-positions of the linear alkane.
4 es as a necessary constituent to convert the alkane.
5 less entropy is lost upon protonation of the alkane.
6 ce, which exhibits limited chemotaxis toward alkane.
7 l(OR(f))4] (15) in the presence of the added alkane.
8 e reacting mixture, leading to aromatics and alkanes.
9 is given for the hydration shells on linear alkanes.
10 converting raw lignocellulose into valuable alkanes.
11 bonds are shorter and stronger than those in alkanes.
12 unusual isotopic distribution in deuterated alkanes.
13 activators of C-H bonds, including those of alkanes.
14 rapid and efficient access to 1-azaspiro[4.n]alkanes.
15 ric oxide, dinitrogen, white phosphorus, and alkanes.
16 , including monitoring H2, H2S, N2, CO2, and alkanes.
17 rocyclic aromatic compounds, and halogenated alkanes.
18 h that it is comparable with the C-C bond in alkanes.
19 he fastest-growing bacteria used short-chain alkanes.
20 ation, dehydrogenation, and fragmentation of alkanes.
21 as catalysts for partial oxidations of light alkanes.
22 elective dehydrogenation of alkyl groups and alkanes.
23 n shells produce the hydration energetics of alkanes.
29 opes, indicating that the chemotaxis-related alkane accumulation in A. baylyi is dependent on the car
30 c alkane complexes of the type [(HEB)Re(CO)2(alkane)][Al(OR(f))4] (HEB = eta(6)-hexaethylbenzene; alk
31 emarkable structure-directing influence of n-alkane and ethyleneoxy side chains in polymer self-assem
32 results indicated a significant increase in alkane and methane content, and decrease in alcohol, ald
33 of the incubation, the changes in the total alkane and PAH contents in the NAPL residue were quantif
34 ep plume waters of the spill that assimilate alkane and polycyclic aromatic hydrocarbons during stabl
35 ture for headspace extraction of mixtures of alkanes and alcohols on the sputtered fibers were optimi
36 can catalytically dehydrogenate unactivated alkanes and alcohols under near-UV irradiation at room t
37 nd delta(13)C values for plant wax-derived n-alkanes and alkanoic acids indicate sustained and system
39 include halogenation and oxyhalogenation of alkanes and alkenes, dehydrogenation of alkanes, convers
42 nd free fatty acids, fatty alcohol, sterols, alkanes and aromatic acid derivatives, being palmitic ac
44 hydroxide-mediated cleavage of ketones into alkanes and carboxylic acids has been reinvestigated and
45 s two chemical classes (unspeciated branched alkanes and cyclic compounds) in 11 retention-time-based
46 bulk components of petroleum samples such as alkanes and does not deliver a comprehensive view but on
47 nd emissions from oil wells were enriched in alkanes and isotopically depleted relative to natural ga
49 e strain VM552 grew by utilizing the bulk of alkanes and PAHs in the fuel; however, biofilm formation
51 lls confirms the presence of these shells on alkanes and supports Kauzmann's 1959 mechanism of protei
52 enantioselective C-H functionalization of n-alkanes and terminally substituted n-alkyl compounds.
53 biotic Cycloclasticus to degrade short-chain alkanes and those of free-living Cycloclasticus that blo
54 onding neutral alkane complexes [(HEB)W(CO)2(alkane)] and [CpRe(CO)2(alkane)] (Cp = eta(5)-cyclopenta
55 nd's molecular structure (n-alkane, branched alkane, and cycloalkane) and its propensity to produce h
57 for siloxane, in comparison with silane and alkane, and show that the large conductance decay is int
58 cies including CO, medium-heavy HC, alkenes, alkanes, and NOx and their concentration influence the c
60 xclusive conversion of vicinally chlorinated alkanes, and tolerance to short-term oxygen exposure is
61 rocarbon cycle within the upper ocean, where alkanes are continually produced and subsequently consum
62 A wide number of electron-poor polyarylated alkanes are easily accomplished through this route by ju
70 synthesis of hydrocarbons, including liquid alkanes, aromatics, and oxygenates, with carbon numbers
72 irable transformation given the abundance of alkanes as well as the use of olefins as building blocks
75 nated intermediates for the autooxidation of alkanes at 500-600 K builds upon prior observations made
78 y competent for breaking strong C-H bonds of alkanes (BDE approximately 100 kcal.mol(-1)) through a h
79 late hydrocarbons, predominantly C15 and C17 alkanes, between 0.022 and 0.368% of dry cell weight.
80 y displacing the bound alkane ligand, as the alkanes bind in preference to the HFCs to the organometa
81 roach to characterize the chemotaxis-related alkane bioaccumulation, and has immense potential for fa
82 A lengthy incubation (>6 years) revealed iso-alkane biodegradation after lag phases of 900-1800 and ~
83 he organic compound's molecular structure (n-alkane, branched alkane, and cycloalkane) and its propen
84 , and ester) and nonoxygenated (e.g., normal alkane, branched alkane, and cycloalkane) organic compou
85 pollutants, NO2, total hydrocarbons (THC), n-alkanes, branched alkanes, saturated cycloalkanes, aroma
86 e for the majority of mixing ratios of C2-C8 alkanes, but accounted for a small proportion of alkene
87 that, using this unique platform, selective alkane C-H activation occurs, as probed by H/D exchange
88 ples have been reported in the activation of alkane C-H bonds, many C(sp(3))-H activation/C-C and C-h
91 d product measurements of a series of normal-alkanes (C18, C20, C22, and C24) to distinguish between
92 arbon and hydrogen isotope compositions of n-alkane C29 show significant correlation with climatic pa
93 ly, 2-D separation of 50 analytes, including alkane (C6-C12), alkene, alcohol, aldehyde, ketone, cycl
94 , approximately 100% of lower molecular mass alkanes (C9-C21) were removed within 10 min of magnetic
95 e bonding between the metal fragment and the alkane can be best characterized as a three-center, two-
96 mics of polymerized monolayers of functional alkanes can be controlled to modify surface wetting and
98 rt the transfer-dehydrogenation of gas-phase alkanes catalyzed by solid-phase, molecular, pincer-liga
99 y more stable than their corresponding sigma-alkane cations, suggesting that the solid-state motif ha
100 lysis, we conclude that the lack of membrane alkanes causes higher CEF, perhaps for maintenance of re
104 spectral alterations were only found for the alkane chemo-attractant bacteria Acinetobacter baylyi AD
105 eparated analyte signal of a polychlorinated alkanes (chlorinated paraffins) technical mixture that c
108 ma* orbital concerted with C-Cl breakage) in alkanes compared to stepwise OS-SET (SET to a pi* orbita
109 erent isotopomers/isotopologues of the sigma-alkane complex result, as characterized by single-crysta
110 re long-lived than the corresponding neutral alkane complexes [(HEB)W(CO)2(alkane)] and [CpRe(CO)2(al
112 etal-alkane complexes, we generated cationic alkane complexes of the type [(HEB)Re(CO)2(alkane)][Al(O
115 suggested to operate via intermediate sigma-alkane complexes, such transient species are difficult t
116 eking to create more-stable transition metal-alkane complexes, we generated cationic alkane complexes
118 is and characterization of a number of sigma-alkane complexes: [Rh(R2P(CH2)nPR2)(eta(2),eta(2)-C7H12)
121 nship between Raman spectral alterations and alkane concentrations showed its feasibility in quantify
123 sed as complex mixtures of polychlorinated n-alkanes containing thousands of isomers, leading to dema
124 n of alkanes and alkenes, dehydrogenation of alkanes, conversion of alkyl halides, and oxidation of h
126 mplexes [(HEB)W(CO)2(alkane)] and [CpRe(CO)2(alkane)] (Cp = eta(5)-cyclopentadienyl), with samples of
127 biomass can be fermented to alcohols or even alkanes, creating a liquid fuel in which carbon released
128 versity of the key marker gene for anaerobic alkane cycling and outline the need for greater understa
130 [Al(OR(f))4] (HEB = eta(6)-hexaethylbenzene; alkane = cyclopentane (16) or pentane (17-19); OR(f) = p
131 reanalysis of the available leaf wax deltaDn-alkane dataset from modern plants in the Northern Hemisp
132 the most up-regulated pathways is related to alkane degradation and beta-oxidation of fatty acids.
133 microbial community size (16S rRNA gene) and alkane degradation capacity (alkB gene) by qPCR indicate
136 ison with genome scaffolds of uncultivated n-alkane degrading 'Smithella' spp. are consistent with th
137 s high activity in olefin polymerization and alkane dehydrogenation (M = Cr) or efficient luminescenc
138 first example of a homogeneous and selective alkane dehydrogenation reaction using a base-metal titan
140 remely high rates and turnover numbers for n-alkane dehydrogenation, and yields of terminal dehydroge
141 lds of alpha-olefin from pincer-Ir catalyzed alkane dehydrogenation, proceeds via two mechanistically
143 However, we found that gamma for a set of alkanes differed from that for four configurations of de
144 itionally, gamma(att) and gamma(rep) for the alkanes differed from those for the decaalanines, implyi
145 ificantly altered after 1-h exposure to pure alkanes (dodecane or tetradecane) and alkane mixtures (m
146 rnal activation dynamics at the surface of n-alkane droplets is established during the evaporation/co
147 ansfer (HAT) from the aliphatic C-H bonds of alkane, ether, alcohol, amide, and amine substrates to t
148 l fashion for selective functionalization of alkane, ether, alcohol, and amide (or amine) substrates
149 o selectively functionalize the C-H bonds of alkane, ether, and alcohol substrates in the presence of
151 Factor contributions of light SVOC and n-alkane factors were more consistent for "predicted-total
155 ion provides efficient access to fluorinated alkanes from a pool of starting materials that are ubiqu
156 C35, although only those most abundant (15 n-alkanes, from 21 to 35 carbon No.) were used as original
157 -H chlorination are among the most selective alkane functionalizations known, providing a unique tool
158 e, the photodriven dehydrogenation of cyclic alkanes gave an excellent apparent quantum efficiency of
159 occupancy, also observed in synthetic-host, alkane-guest systems, suggest general principles for the
161 shown to be capable of oxidizing a series of alkanes having C-H bond dissociation energies ranging fr
162 olycyclic aromatic hydrocarbons (PAHs) and n-alkanes, higher fractions of organic carbon (OC) and wat
165 perature hydrogen-deuterium exchange with an alkane hydrocarbon reagent, including one zeolite moiety
166 h intrinsic hydrogen content of liquid-range alkane hydrocarbons (including diesel) offers a potentia
167 entify highly elevated levels of atmospheric alkane hydrocarbons with enhanced rates of C2-C5 nonmeth
168 t its applications in olefin polymerization, alkane hydrogenolysis, depolymerization of branched poly
171 egarding the relative abundance of four main alkanes in bell pepper fruit water, has proven effective
172 arbon and hydrogen isotope compositions of n-alkanes in extra virgin olive oils from eight Mediterran
174 l difficulty of combining ionic species with alkanes in solution without the solvent molecules rapidl
177 -alkane fraction was constituted mainly of n-alkanes in the range C8-C35, although only those most ab
180 nazine has been discovered that undergoes an alkane-induced shift in the solid state from a disordere
182 ccounting for the preferred antipodes of the alkanes is proposed and relies on the subtle influence o
183 on of molecular ion information; [M](+*) for alkanes, ketones, FAMEs, aromatics, [M-H](+*) for chloro
187 luxional processes associated with the sigma-alkane ligand are identified using variable-temperature
188 lvent molecules rapidly displacing the bound alkane ligand, as the alkanes bind in preference to the
189 C-H activated products, and demonstrate that alkane-ligand mobility, and selective C-H activation, ar
190 of the protein interior has much more liquid-alkane-like properties than previously appreciated.
191 experimental observations for a number of n-alkane may be reproduced using a hybrid framework TST an
192 ed in H2-rich fluid inclusions, and higher n-alkanes may likely be derived from the same source.
193 , and suggest that the ability to metabolize alkanes may play a role in elastic film formation at oil
194 diagnosis and that several compounds, mainly alkanes, may be significantly associated with asthma inf
195 seems to be uniquely involved in short-chain alkane metabolism suggests that such metabolic flexibili
196 Ti and W and indicates that the key step of alkane metathesis (C-H bond activation followed by beta-
197 horizontal lineCH2)Me2], which are active in alkane metathesis and comparable to the previously repor
198 ween Zr and W suggests that the slow step of alkane metathesis is the C-H bond activation that occurs
201 Temperature-ramped separations of a simple alkane mixture using the RTIL-coated second-dimension ((
202 o pure alkanes (dodecane or tetradecane) and alkane mixtures (mineral oil or crude oil), but not mono
204 re molecular diffusion rates, typically at n-alkane-modified planar silica surfaces, which serve as m
205 i enhancing the affinity and accumulation of alkane molecules on cell membranes or cellular internali
206 ber of different chemical classes (including alkanes, monoaromatics, alcohols, aldehydes, ketones, an
207 sed of a complex suite of lipids including n-alkanes, n-alkanoic acids and fatty acyl wax esters.
210 s 2-methylbutane (isopentane), the analogous alkane of the potent inhibitor isoamyl alcohol (isopenta
212 These molecules yield conductance lower than alkanes of the same length and the largest length-depend
215 NaH either by hydride addition to re-form an alkane or by deprotonation to form an alkene and H2 .
217 ely delivers plant hormones, based on cyclic alkanes or aromatic structures, to regulate plant physio
219 ly more important than hydroxyl radicals for alkane oxidation and were also important for methane and
223 pecies have the capacity to produce 2-540 pg alkanes per mL per day, which translates into a global o
224 ly in use as replacements for perfluorinated alkanes (PFCs) and poly-ether heat transfer fluids, whic
226 nsertion that is unproductive for generating alkane product but accounts for the unusual isotopic dis
227 Furthermore we show that cyanobacterial alkane production is likely sufficient to sustain popula
230 ural gas production varied in delta(13)C and alkane ratio composition, with deltaD-CH4 representing t
235 by using a Grob test mixture, and saturated alkanes, revealing good correlation between previously r
236 otal hydrocarbons (THC), n-alkanes, branched alkanes, saturated cycloalkanes, aromatics, aldehydes, h
240 opposing energetics for forming or releasing alkane shells confirms the presence of these shells on a
242 periodic packing of odd- and even-numbered n-alkane solids results in odd-even variation of their mel
243 Detailed chiroptical studies performed in alkane solvents with different molecular structures reve
247 symbionts use propane and other short-chain alkanes such as ethane and butane as carbon and energy s
249 rocarbons are ubiquitous in the ocean, where alkanes such as pentadecane and heptadecane can be found
250 el against the known hydration energetics of alkanes, the energetics should be based on the Ben-Naim
251 eparation of a 11-component mixture of C1-C6 alkanes, the hierarchical phase outperforms the structur
252 igned to afford the homologue 1-azaspiro[5.n]alkanes, thereby illustrating the higher versatility of
254 ces of the helicity in linear perfluorinated alkanes through analysis of natural bond orbitals and cl
256 s given here that the transfer energetics of alkanes to cyclohexane measure the release of these shel
258 nitially studied for the conversion of light alkanes to liquid products, but they have been used (and
260 in this area, the dehydrogenation of simple alkanes to yield alkenes (specifically monoenes) with hi
262 dative transformation of semivolatile normal-alkanes under laboratory conditions is largely controlle
264 promoted catalytic dehydrogenation of liquid alkanes using Fe and Ni particles supported on silicon c
265 uses for the differences in leaf wax deltaDn-alkane values among different plant life forms remain po
266 Additionally, variations of leaf wax deltaDn-alkane values and the epsilonwax-p values in gymnosperms
267 his study, we observed that leaf wax deltaDn-alkane values between major high plant lineages (eudicot
270 ctor (epsilonwax-p) between leaf wax deltaDn-alkane values of major angiosperm lineages and precipita
271 cADO) converts long-chain fatty aldehydes to alkanes via a proposed diferric-peroxo intermediate that
272 for the conversion of alkenes to 1,2-dibromo alkanes via oxidative bromination using HBr paired with
273 he controlled catalytic functionalization of alkanes via the activation of C-H bonds is a significant
274 lomics (using target aliphatic aldehydes and alkanes) was carried out using solid-phase microextracti
277 Elevated mixing ratios of methane and C2-C8 alkanes were observed in areas with the highest density
278 omologous bis-alpha,omega-azidoethylammonium alkanes were prepared, where the number of methylene gro
280 f 560 reference compounds, including 8 odd n-alkanes, were analyzed and experimental linear retention
282 of coeluting isomers, particularly for the n-alkanes, which are routinely measured by 1D GC/MS and ma
283 voked a decrease in the content of cuticular alkanes, which as an important fraction of cuticular hyd
285 egrading bacteria can consume cyanobacterial alkanes, which likely prevents these hydrocarbons from a
286 ntation broths and the hydroisomerization of alkanes with 18-30 carbon atoms encountered in petroleum
287 f cycloalkanes to cyclic alkenes, and linear alkanes with chain lengths of C4 to C8 to terminal olefi
288 ally and electronically diverse polyarylated alkanes with excellent yields and selectivities at room
289 le ligand systems catalyzed the oxidation of alkanes with H2 O2 as the oxidant with high efficiency i
291 hemicellulose-derived oligomers into liquid alkanes with high efficiency and yield.Bio-oil is a pote
292 hydrodeoxygenation of raw woods into liquid alkanes with mass yields up to 28.1 wt% over a multifunc
293 We incubated defined mixtures of iso- or n-alkanes with mature fine tailings from two tailings pond
296 SCCPs are complex mixtures of chlorinated alkanes with variable chain length and chlorination leve
297 ogenative carboxylation (ODC) of unactivated alkanes with various substituted benzoic acids to produc
298 e reaction of OH with a series of C10 (cyclo)alkanes, with 0-3 rings, in order to better understand t
300 most abundant petrochemical feedstock beyond alkanes, yet their use in commodity chemical manufacture
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