ライフサイエンスコーパス: axially chiral

1 s to be nonplanar, thus making the molecules axially chiral.

2 lodextrin-based pseudo[3]rotaxane containing axially chiral 1,1'-binaphthyl and photoresponsive azobe

3 romophore by orthogonally tethering a single axially chiral 1,1'-binaphtyl moiety to it.

4 Axially chiral 1,8-bis(2,2'-diphenyl-4,4'-diquinolyl)nap

5 Despite severe steric hindrance, axially chiral 1,8-bis(3-(3',5'-dimethylphenyl)-9-acridy

6 The syn and anti isomers of axially chiral 1,8-diquinolylnaphthalenes have been synt

7 Nonbiaryl axially chiral 2-pyridones were synthesized and employed

8 ynes can produce a stereogenic center and an axially chiral allene simultaneously.

9 t the newly generated stereogenic center and axially chiral allene.

10 ols, and 2-allenyl indoles that possessed an axially chiral allenyl moiety occurred with transfer of

11 These axially chiral alpha-oxoamides undergo enantiospecific p

12 Furthermore, asymmetric crotylborations of axially chiral amides were studied in detail.

13 Finally, the subsequent conversion to an axially chiral anilino alcohol is also reported.

14 the N-phenyl moiety were found to be stable axially chiral atropisomers.

15 We report efficient syntheses of axially chiral biaryl amides in yields ranging from 80-9

16 barriers to enantiomerization of a series of axially chiral biaryl analogues of 4-(dimethylamino)pyri

17 Axially chiral biaryl compounds are frequently encounter

18 kinetic resolution of secondary alcohols and axially chiral biaryl compounds with selectivity factors

19 aromatic substitution reaction which yields axially chiral biaryl derivatives in excellent yields wi

20 w approach for atropselective preparation of axially chiral biaryl was developed.

21 Axially chiral biaryls, as exemplified by 1,1'-bi-2-naph

22 asymmetric Suzuki-Miyaura cross-coupling to axially chiral biaryls, in particular for the most chall

23 to one single enzyme in the biosynthesis of axially chiral biaryls.

24 The axially chiral bicyclic thioketones 11 and 15 were prepa

25 systems are generated after formation of the axially chiral binaphthalene framework.

26 Axially chiral binaphthyl salts are shown to bind chiral

27 Interestingly, the axially chiral biphenyl was found to be configurationall

28 ing (-)-sparteine-mediated annelation of the axially chiral bis(aryllithium) with electrophilic sulfu

29 The experiments were done with an axially chiral borane that was introduced by us a few ye

30 A good turn: Three compounds that bear two axially chiral bridged binaphthyl units were developed a

31 reaction temperature and the ability of the axially chiral chromophore to form intramolecular and/or

32 tter having more complex architectures since axially chiral chromophores or multichromophore systems

33 iamine ligands with pendant groups that have axially chiral conformations.

34 An axially chiral, cyclic borane decorated with just one C6

35 Axially chiral cyclohexylidene oxime ethers exhibit uniq

36 atalytic enantioselective synthesis of novel axially chiral cyclohexylidene oximes has been developed

37 A seven-step total synthesis of the axially chiral, dimeric tetrahydroxanthone natural produ

38 deprotonation resulted in an (M)-configured axially chiral enolate.

39 nriched dihydrofuran precursors gave rise to axially chiral furans with high enantiopurities accounti

40 and 1,3-dicarbonyl compounds catalyzed by an axially chiral guanidine is investigated by density func

41 NAP as the ligand provides the corresponding axially chiral heterobiaryl amines with excellent yields

42 Our investigations demonstrate that axially chiral heterocyclic and biphenyl compounds can a

43 substituted phenyl ring is expected to form axially chiral hydroxylated metabolites (OH-PCBs); howev

44 To confirm the role of stereolabile, axially chiral intermediates in these reactions and to d

45 yde and an allyl alcohol, catalyzed by using axially chiral iridium phosphoramidites PR/S-Ir and cinc

46 Ruthenium complexes employing axially chiral ligands were found to be effective asymme

47 oiting the diastereoselective addition of an axially chiral lithiated alkoxyallene to an enantiopure

48 of the process is the use of newly designed axially chiral N-heterocyclic carbene-gold catalysts.

49 l diimine ligands with backbones that become axially chiral on coordination to metal centers, achiral

50 Despite the widespread use of axially chiral, or atropisomeric, biaryl ligands in mode

51 These findings demonstrate that axially chiral PCB metabolites are formed from axially p

52 In the presence of catalytic amounts of axially chiral phosphoric acids, achiral N,N'-binaphthyl

53 hexanone with formation of the corresponding axially chiral R-configurated alcohols (up to 99% ee) wa

54 g allenes, biaryls, arylamides and transient axially chiral short-lived species are discussed.

55 ficient and highly enantioselective route to axially chiral spirobiindanediones.

56 zide-derived 5,5'-bistriazoles possess rigid axially chiral structures with a broad distribution of d

57 The isomer compositions of the synthesized axially chiral thiohydantoins have been determined throu

58 Nonracemic axially chiral thiohydantoins were synthesized atroposel

59 A stereodynamic, axially chiral triaryl probe is locked into a single con

60 for gamma-substituted allene ethers that are axially chiral, very high enantiomeric excesses of cyclo

61 The dimers, which all are axially chiral, were resolved into their enantiomers by