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1 ks of larger arrays that become increasingly enantiopure.
2 (2-PET = 2-phenylethylthiolate) clusters and enantiopure 1,1'-binaphthyl-2,2'-dithiol (BINAS) was mon
4 the products are useful for the synthesis of enantiopure 1,2-diamine and alpha-amino acid derivatives
6 most convenient methods for the synthesis of enantiopure 1,4,5-trisubstituted 1,2,3-triazoles where t
7 successfully employed for the production of enantiopure 1-(2-bromophenyl)ethan-1-amine, thus enablin
8 alcohols generated during the hydrolysis of enantiopure 1-(4-chlorophenyl)-3-phenylallyl and 3-(4-ch
9 concise synthesis of (+)-swainsonine, and an enantiopure 1-substituted quinolizidine of utility in ta
11 w and known calcimimetic analogues employing enantiopure (1-naphthalen-1-yl)ethylamine as chiral prec
12 the (c-Hex)(2)B and Ti(IV) "ate" enolates of enantiopure (+)-1a (R = MOM) with (+/-)-5c (R(2) = Me, X
13 al flexibility has been synthesized from the enantiopure (1S,2S)-2-(1-H-imidazol-1-yl)-cyclohexanol.
15 onality to the distal allene carbon to yield enantiopure 2,5-dihydro-1H-pyrroles, whereas their palla
18 '-biaziridine with Grignard reagents affords enantiopure 2-imidazolidinones in a desymmetrizing, casc
22 alkenes with o-hydroxybenzaldehydes afforded enantiopure (2S,3S,4S)-3-bromo-3,4-dihydro-4-hydroxy-3-n
23 n was developed for the one-pot synthesis of enantiopure 3,4-dihydrospiro[benzo[b][1,4]oxazine-2,3'-o
24 pproach described here can be used to access enantiopure 3,4-disubstituted prolinols, which are frequ
27 dy immunoassays suggest that a vaccine using enantiopure (-)-3'-AmNic hapten imparts superior capacit
29 as based on the N-Boc-directed metalation of enantiopure 4-piperidone (-)-11, which was prepared in f
30 l-derived oxazolopiperidone lactams leads to enantiopure 4-substituted-5-aminopentanols, which are us
33 ion-controlled arylation reaction of chiral, enantiopure acyclic alpha-amino aldehydes enabled by a B
34 ) occurred with KR to give the corresponding enantiopure adducts with the expected stereoselectivity.
35 rom statistical predominance of mixed versus enantiopure aggregates, must be in action during the ear
36 e provided an alternative access to the same enantiopure alcohol previously obtained through lipase-c
40 I) alkoxide, generated from (S)-5a, with the enantiopure allylic carbonates (R)-9a,b has been develop
42 (S)-N-benzyl-N-(alpha-methylbenzyl)amide to enantiopure alpha,beta-unsaturated esters (beta-substitu
45 val of the chiral auxiliary, highly valuable enantiopure alpha-fluorocarboxylic acids and beta-fluoro
47 igram to kilogram scale to provide three key enantiopure alpha-methyl-beta-cyclopropyldihydrocinnamat
49 bond of the derivative was shown to generate enantiopure amine starting materials without racemizatio
50 eas diol enantiomers form complexes with the enantiopure amine-type fluorescent ligand tryptophanol.
54 ine nanocrystals grown in the presence of an enantiopure amino acid auxiliary, which binds to the fas
56 ed by its application to the synthesis of an enantiopure analogue of the bioactive 2,3,4,4a,5,9b-hexa
59 to the construction of a variety of designed enantiopure analogues of viridicatumtoxin B led to the d
60 crystal structures allows the analysis of 13 enantiopure and 30 racemic crystal structures of 21 (F/C
61 toins under basic conditions gave a range of enantiopure and enantioenriched quaternary alpha-aryl pr
64 The development of large scale synthesis of enantiopure and thermally stable (R)- and (S)-BINOL mole
65 -chloromandelic acid, which has at least two enantiopure and three racemic crystal polymorphs, reveal
67 ture of multiple homochiral assemblies to an enantiopure architecture through the interaction of a ch
70 After only 10 min of reaction, the original enantiopure aza-tricyclic scaffolds bearing a trifluorom
72 ome of these modified carbohydrates afforded enantiopure aziridines, nitrocyclopropane, and dihydrofu
74 o biological activity and behavior in soils, enantiopure (-)-beflubutamid definitively has the potent
79 direct asymmetric epoxidation to produce an enantiopure beta-epoxyaldehyde that can be appended to t
80 ere subsequently converted in high yields to enantiopure beta-functionalized cysteines suitable for n
85 synthesis of a representative example of the enantiopure biaryl-like CATPHOS class of diphosphines, (
90 quent application of this methodology to two enantiopure bishomoallylic amines (which were produced v
93 triquinacenes were converted into four other enantiopure building blocks, which are valuable precurso
100 This mild cyclization can also be applied to enantiopure camphanyldiamine derivatives, and the produc
104 is, and evaluation of a synthetic, cationic, enantiopure carbohydrate polymer inspired by the structu
105 icture that, in isolation or in concert with enantiopure catalysts, the "even-handed" approach has mu
106 hat it is possible to replace a conventional enantiopure chemical reagent by spin-polarized electrons
107 hout the radical cascade rearrangement of an enantiopure chiral enyne-allene (bearing one stereogenic
109 Using toluene dioxygenase as biocatalyst, enantiopure cis-dihydrodiol and cis-tetrahydrodiol metab
111 urity (diluted majority-rules effect) of the enantiopure comonomer are modest in this initial system.
112 achiral rhodium complex of BTA(PPh2) and the enantiopure comonomer BTA Ile as confirmed by various sp
114 ree components, i.e. the two achiral and the enantiopure comonomers, highlighting a synergistic effec
115 CH2NH2 (or (S,S)-Ph2PCH(Ph)CH(Me)NH2 for the enantiopure complex) in THF under a CO atmosphere to pro
117 ing on the ratio in which they are combined: enantiopure components form M(4)L(4) assemblies, whereas
119 Racemates often have lower solubility than enantiopure compounds, and the mixing of enantiomers can
120 analyzing high-resolution complexes with the enantiopure compounds, we determined that both enantiome
122 aces, where 9-EP monomers that are in nearly enantiopure configuration, dimerize without enantiomeric
126 chanism generates single-handed columns from enantiopure CTVs and mixtures of right- and left-handed
128 enables the conversion of racemic allene to enantiopure cyclopentenone product in a dynamic kinetic
131 ene do not differentiate between racemic and enantiopure dimers and also suggest that the phenyl ring
132 arious stereoregular forms of iPPO including enantiopure, enantioenriched, racemic, and stereoblock w
133 onding (1S)-camphanic esters, achieving both enantiopure enantiomers (>99% ee) in 35% and 32% yields.
134 e its isotactic counterpart synthesized from enantiopure epoxide and catalyst is semicrystalline with
135 onalization (IEG+) strategy that begins with enantiopure epoxides and facilitates the efficient synth
137 lude N-aryl pyrrolidinone substrates with an enantiopure ester group at the 5-position, and alpha-ami
138 e of chirality along the whole process is an enantiopure ferrocenyl pyrrolidine catalytic ligand.
142 rmediate, finally yielding (R)-ramatroban in enantiopure form by the formation of the corresponding a
143 of new compounds, which were obtained in its enantiopure form either through direct asymmetric synthe
145 lized, a scalable and practical route to the enantiopure form of this ligand class is described utili
147 h as biaryl amino phenols known as NOBINs in enantiopure form, however, still remains a challenge.
152 nes A-C has been accomplished in racemic and enantiopure forms in 11-13 and 12-14 steps, respectively
153 to resolve rac-[(Ir(ppy)(2)Cl)(2)] into its enantiopure forms, homochiral Ir(6)L(4) octahedra where
154 reocontrolled total syntheses of racemic and enantiopure frog alkaloid 205B (1) were accomplished in
155 methodology for the preparation of uniformly enantiopure fully aromatic [5]-, [6]-, and [7]helicenes
156 t and highly efficient synthetic approach to enantiopure functionalized amino acids (FAAs) 1 skeleton
158 be useful substrates for the preparation of enantiopure gamma-lactams and gamma-lactones via N1-C2 b
159 one via stereospecific glycosylation with an enantiopure glycosyl donor followed by separation of the
162 provide direct access to a number of nearly enantiopure homoallylic boronates, which are not readily
163 the highest degree of stereochemical purity, enantiopure homochiral dendritic dipeptides, exhibits th
164 h chiral acceptors (R,R)M and (S,S)M yielded enantiopure homochiral tetrahedral cages (LambdaLambdaLa
169 arbocyclization reaction to the synthesis of enantiopure InoAz analogues starting from readily availa
170 regation occurs via symmetry breaking of the enantiopure intrinsically C2-symmetric monomer brought a
171 Herein, four new fluorinated diastereo- and enantiopure isatin sulfonamide-based potent and selectiv
172 ger monooxygenase enabling the production of enantiopure lactones or esters used in pharmaceutical in
173 e, with a preference toward the formation of enantiopure layers, and a steady-state effect seen after
174 ctronically very different in situ silylated enantiopure Lewis acid organocatalysts: i.e., binaphthyl
175 l ligand monomer (BTA(PPh2), 2 mol %) and an enantiopure ligand-free comonomer (ester BTA, 2.5 mol %)
176 approach is applied, in which samples using enantiopure ligands are compared with samples using enan
179 he functionalization of a readily accessible enantiopure lithium phosphinoamide with chlorophosphorid
180 ) an ideal sensitizer for the preparation of enantiopure luminescent supramolecular energy-converting
181 n of a double-helical superstructure from an enantiopure macrocyclic dimer which adopts two diastereo
183 eric strain, will dimerize more readily than enantiopure materials and by a mechanism that preferenti
188 by chiral HPLC, giving an easy access to the enantiopure molecular cages of which absolute configurat
189 water can be promising for the synthesis of enantiopure molecules and are also important for the und
190 thodologies for the construction of valuable enantiopure molecules, including various heterocycles.
191 enzoates, we have prepared a range of highly enantiopure mono- and disubstituted alpha-sulfinyl benzo
192 an achiral metal complex and a complementary enantiopure monomer provided a good level of enantioindu
194 aboration of l-serine gave the corresponding enantiopure N,N-dibenzyl-protected gamma-amino-alpha,bet
195 been developed via SN2-type ring opening of enantiopure N-activated aziridines with 2-bromoindoles f
197 a convenient two-step protocol provided the enantiopure natural product in three steps with an overa
198 X-ray structures of both the racemic and the enantiopure natural products 9, 11, and 13 were obtained
199 en applied to the total synthesis of various enantiopure natural products and commercial drugs, reduc
200 al amplification in the synthesis leading to enantiopure NC samples, spontaneous symmetry breaking, t
202 ompounds reported herein represent the first enantiopure non-natural carbocyclic fenestranes isolated
203 acids, thus providing access to a variety of enantiopure nonsteroidal anti-inflammatory drugs and to
204 fect in the visible spectrum is observed for enantiopure NP, with |Deltaepsilon| values of 1182 and 1
208 improved methodology for the preparation of enantiopure oxabicyclo[3.2.1]octadienes via a stereodive
210 hrough specific isolation of a diastereo and enantiopure oxime, 2-phenylpropanaldehyde oxime, from pr
215 nsible for PAHSA biosynthesis, and access to enantiopure PAHSAs will elucidate the role of stereochem
221 um complexes, most of which are derived from enantiopure phosphorus ligands, have been employed for t
222 th a 2-formylphenylboronic acid template and enantiopure pinanediol to afford a mixture of diastereom
228 iopure tetrahydropyridines and deprotection, enantiopure polyhydroxylated piperidines were isolated a
230 n by high-performance liquid chromatography, enantiopure precursor compounds, (R)-NB1 and (S)-NB1, we
233 dma ripening in particular enables access to enantiopure products in a reliable way, simply through g
237 Racemic PSMalpha3 is similarly toxic to enantiopure PSMalpha3 (L or D) under some conditions, bu
238 ic kinetic resolution to access a variety of enantiopure pyranones, one of which served as a versatil
239 tic activity, has been accomplished using an enantiopure pyrroline N-oxide building block derived fro
240 onstrate how the described catalysis affords enantiopure quaternary lactams that intercept synthetic
241 r achiral peripheral alkyl chains, including enantiopure R and S branched alkyls, "racemic by mixture
242 s chiral HPLC methods were developed to give enantiopure R- and S-enantiomers of the four lead compou
243 f-organization behavior of uracil-conjugated enantiopure (R)- or (S)-1,1'-binaphthyl-2,2'-diol (BINOL
246 atic asymmetric route for the preparation of enantiopure (R)-ramatroban has been developed for the fi
247 where the sensitivity of crystallized forms (enantiopure/racemic compound/polymorphs) to both conditi
248 nantioselective kinetic resolution (KR) (one enantiopure reactant) if the relative topicity is highly
249 abled separation and identification by using enantiopure reference compounds of eleven racemic TAGs w
250 derived sulfinate or the alpha-alkylation of enantiopure S-chiral alpha-sulfinyl benzoates, we have p
251 ented syntheses, allowing the preparation of enantiopure (S)- and (R)-coniceine in five steps from co
252 xy)propan-2-ones allowed the recovery of the enantiopure (S)-alcohols in high yields using the alcoho
256 the catalytic enantioselective syntheses of enantiopure (S)-econazole and (R)-mirabegron a late-stag
257 it was possible to achieve the synthesis of enantiopure (S)-fluorohydrins at a 0.5 M substrate conce
260 d theoretical comparison between racemic and enantiopure samples revealed that the two enantiomers (1
261 that the alcohol stereocenter of silylated, enantiopure secondary alcohols can transmit chirality to
263 The highest order Phi(h)(k) consists of enantiopure single-handed columns that are slightly dist
267 ng motifs between some groups of racemic and enantiopure structures, although they show very differen
268 ion conditions were also found suitable with enantiopure substrates and furnished products without an
269 ve addition of lithiated vinyl sulfoxides to enantiopure sulfinimines provides direct access to a wid
270 d intramolecular cyclization of a variety of enantiopure sulfinyl dienyl amines provides novel sulfin
272 nally, the biocatalytic approach resulted in enantiopure syn-(3 R,4 S) 1,3,4-trihydroxypentan-2-ones.
273 hout any metal/Lewis acid activation for the enantiopure synthesis of spiro[dihydropyrrole-3,3'-oxind
274 and controlling the helical organization of enantiopure synthetic molecular systems, rationally dict
275 do-saccharides (PAS) are carbohydrate-based, enantiopure synthetic polymers in which sugar repeat uni
281 o resulted in the formation of water-soluble enantiopure tetrahedral cages (LambdaLambdaLambdaLambda)
282 present cages represent unusual examples of enantiopure tetrahedral cages of square-planar metal ion
283 th (R,R)M and (S,S)M to obtain water-soluble enantiopure tetrahedral nanocages (LambdaLambdaLambdaLam
284 elective olefinic oxidation of the resultant enantiopure tetrahydropyridines and deprotection, enanti
287 an expeditious and efficient preparation of enantiopure (thiolan-2-yl)diphenylmethanol (2) featuring
293 scription of the self-assembly process of an enantiopure trianglimine macrocyclic host from gel to si
299 e solubility is enhanced) and can synthesize enantiopure Trp analogues substituted at the 4-, 5-, 6-,
300 enolates can be readily converted into novel enantiopure vinyl triflates, a class of highly versatile