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Volumn 131, Issue 10, 2009, Pages 3410-3411

N to C aryl migration in lithiated carbamates: α-arylation of benzylic alcohols

Author keywords

[No Author keywords available]

Indexed keywords

ACYL TRANSFER; ALKYL CARBAMATE; AROMATIC RINGS; ARYL SUBSTITUENTS; ARYLATIONS; BENZYLIC ALCOHOLS; DENSITY FUNCTIONAL THEORY CALCULATIONS; LITHIATION; LOWER ENERGIES; N-ARYL GROUPS; TERTIARY ALCOHOLS;

EID: 70149123601     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja808959e     Document Type: Article
Times cited : (46)

References (33)
  • 14
    • 70149116272 scopus 로고    scopus 로고
    • DMPU, N,N'-dimethyl-N,N'-propylideneurea. We routinely add DMPU to reactions where we wish to promote organolithium nucleophilicity, particularly toward aromatic rings. See ref 13 and
    • DMPU ) N,N'-dimethyl-N,N'-propylideneurea. We routinely add DMPU to reactions where we wish to promote organolithium nucleophilicity, particularly toward aromatic rings. See ref 13 and:
  • 18
    • 0032554099 scopus 로고    scopus 로고
    • For recent reviews on the synthesis of tertiary alcohols, see
    • (a) Dosa, P. I.; Fu, G. C. J. Am. Chem. Soc. 1998 120, 445. For recent reviews on the synthesis of tertiary alcohols, see:
    • (1998) J. Am. Chem. Soc , vol.120 , pp. 445
    • Dosa, P.I.1    Fu, G.C.2
  • 24
    • 35748936703 scopus 로고    scopus 로고
    • Only recently has 11 been made in enantiomerically enriched form by methods other than resolution. See ref 4 and: (a) Hatano, M, Miyamoto, T, Ishihara, K. Org. Lett. 2007, 9, 4535
    • Only recently has 11 been made in enantiomerically enriched form by methods other than resolution. See ref 4 and: (a) Hatano, M.; Miyamoto, T.; Ishihara, K. Org. Lett. 2007, 9, 4535.
  • 30
    • 34250891292 scopus 로고    scopus 로고
    • We have reported related rearrangements of lithiated ureas that proceed with retentive stereospecificity via a configurationally stable nitrogensubstituted organolithium. See: (a) Clayden, J, Dufour, J, Grainger, D. M, Helliwell, M. J. Am. Chem. Soc. 2007, 129, 7488
    • We have reported related rearrangements of lithiated ureas that proceed with retentive stereospecificity via a configurationally stable nitrogensubstituted organolithium. See: (a) Clayden, J.; Dufour, J.; Grainger, D. M.; Helliwell, M. J. Am. Chem. Soc. 2007, 129, 7488.
  • 32
    • 0033522843 scopus 로고    scopus 로고
    • See the Supporting Information for evidence of the stereochemical assignment of, S-11 and hence the invertive nature of the rearrangement. Electrophilic quenching of lithiated benzylic carbamates may proceed with either retention or inversion; see ref 6 and: Gawley, R. E. Tetrahedron Lett. 1999, 40, 4297
    • See the Supporting Information for evidence of the stereochemical assignment of (+)-(S)-11 and hence the invertive nature of the rearrangement. Electrophilic quenching of lithiated benzylic carbamates may proceed with either retention or inversion; see ref 6 and: Gawley, R. E. Tetrahedron Lett. 1999, 40, 4297.
  • 33
    • 70149119131 scopus 로고    scopus 로고
    • DFT calculations were carried out at the B3LYP/6-31++G** level, with thermodynamic corrections (including zero-point effects) at the B3LYP/ 6-31G level see the Supporting Information for details.
    • DFT calculations were carried out at the B3LYP/6-31++G** level, with thermodynamic corrections (including zero-point effects) at the B3LYP/ 6-31G level (see the Supporting Information for details.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.