메뉴 건너뛰기




Volumn 9, Issue 8, 2007, Pages 1529-1532

Stereochemical and skeletal diversity employing pipecolate ester scaffolds

Author keywords

[No Author keywords available]

Indexed keywords

EPOXIDE; ESTER; HETEROCYCLIC COMPOUND; OXAZINE DERIVATIVE; PIPECOLIC ACID; PIPECOLIC ACID DERIVATIVE;

EID: 34247530882     PISSN: 15237060     EISSN: None     Source Type: Journal    
DOI: 10.1021/ol070321g     Document Type: Article
Times cited : (21)

References (40)
  • 1
    • 0034678033 scopus 로고    scopus 로고
    • For lead references on DOS, see: a
    • For lead references on DOS, see: (a) Schreiber, S. L. Science 2000, 287, 1964-1969.
    • (2000) Science , vol.287 , pp. 1964-1969
    • Schreiber, S.L.1
  • 20
    • 34247471676 scopus 로고    scopus 로고
    • See ref 2f
    • (b) See ref 2f.
  • 23
    • 0001220302 scopus 로고    scopus 로고
    • Representative literature on similar bicyclic lactones; (a) Kim, Y. B.; Choi, E. H.; Keum, G.; Kang, S. B.; Lee, D. H.; Koh, H. Y.; Kim, Y. Org. Lett. 2001, 3, 4149-4152.
    • Representative literature on similar bicyclic lactones; (a) Kim, Y. B.; Choi, E. H.; Keum, G.; Kang, S. B.; Lee, D. H.; Koh, H. Y.; Kim, Y. Org. Lett. 2001, 3, 4149-4152.
  • 28
    • 0034596922 scopus 로고    scopus 로고
    • For activity and selectivity classification of Lewis acids, see
    • (a) For activity and selectivity classification of Lewis acids, see: Kobayashi, S.; Busujima, T.; Nagayama, S. Chem. Eur. J. 2000, 19, 3491-3494.
    • (2000) Chem. Eur. J , vol.19 , pp. 3491-3494
    • Kobayashi, S.1    Busujima, T.2    Nagayama, S.3
  • 30
    • 34247514810 scopus 로고    scopus 로고
    • Other less effective Lewis acids surveyed for epoxide ring opening include: Yb(OTf)3, Yb(O-iPr)3, Sc(OTf)3, LiClO4, ZrCl4, Zr(O-iPr)4, Mg-(ClO 4)2, R,R)-Co(Salen, B(C6F5) 3, LiNTf2, NaH, Rh(CO)2Cl]2, SmI2-(THF)2, Aliquat R336, Sm(O-iPr)3, La(O-iPr)3, Bi(OTf)3·H2O, NaOMe, NaI, ZnCl2
    • 2.
  • 37
    • 34247547903 scopus 로고    scopus 로고
    • Azido lactones 7a and 7b were initially obtained from the reaction of (R)- and (S)-tosyl lactones with use of sodium azide. However, use of (R)- and (S)-2-azidomethyloxirane in ring openings provided both cis and trans lactones 7 and 9 in excellent yields.
    • Azido lactones 7a and 7b were initially obtained from the reaction of (R)- and (S)-tosyl lactones with use of sodium azide. However, use of (R)- and (S)-2-azidomethyloxirane in ring openings provided both cis and trans lactones 7 and 9 in excellent yields.
  • 40
    • 34247503727 scopus 로고    scopus 로고
    • The ultility of the arylbromide functionality in building blocks 3 and 6 has been established earlier on our studies of diketopiperazines; see ref 1f
    • The ultility of the arylbromide functionality in building blocks 3 and 6 has been established earlier on our studies of diketopiperazines; see ref 1f.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.