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Volumn 37, Issue 49, 1996, Pages 8957-8960

Polypropionates from 7-oxanorbornene derivatives. A stereoselective and divergent synthesis of fragments with four contiguous chiral centers

Author keywords

[No Author keywords available]

Indexed keywords

POLYMER; PROPIONIC ACID DERIVATIVE;

EID: 0030566783     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(96)02057-6     Document Type: Article
Times cited : (16)

References (38)
  • 15
    • 84985611207 scopus 로고
    • 4. The terms "stereotriad", "stereotetrad", etc.; were proposed by R. W. Hoffmann as elemental subunits found in polypropionate-derived natural products: a) Hoffmann, R. W. Angew. Chem. Int. Ed. Engl. 1987, 26, 489-503.
    • (1987) Angew. Chem. Int. Ed. Engl. , vol.26 , pp. 489-503
    • Hoffmann, R.W.1
  • 16
    • 0026584263 scopus 로고
    • For systematic approaches to the different isomers of these fragments, see: b) Paterson, I.; Channon, J. A. Tetrahedron Lett. 1992, 33, 797-800.
    • (1992) Tetrahedron Lett. , vol.33 , pp. 797-800
    • Paterson, I.1    Channon, J.A.2
  • 31
    • 0011889592 scopus 로고    scopus 로고
    • All new compounds showed spectroscopic and analytical data consistent with the assigned structures
    • 9. All new compounds showed spectroscopic and analytical data consistent with the assigned structures.
  • 32
    • 0011855833 scopus 로고    scopus 로고
    • Epoxidation of 7 with m-CPBA yielded a 69:31 mixture of diastereomeric oxiranes. The major product was also converted into allylic alcohol 9 by reaction with Na-Hg
    • 10. Epoxidation of 7 with m-CPBA yielded a 69:31 mixture of diastereomeric oxiranes. The major product was also converted into allylic alcohol 9 by reaction with Na-Hg.
  • 36
    • 0011894374 scopus 로고    scopus 로고
    • The coupling constant between H-3 and H-4 in benzoate 13 could not be measured, although the width of their signals did not contain a constant value higher than 4-5 Hz, thus indicating the seudoaxial orientation of the benzoyl group
    • 13. The coupling constant between H-3 and H-4 in benzoate 13 could not be measured, although the width of their signals did not contain a constant value higher than 4-5 Hz, thus indicating the seudoaxial orientation of the benzoyl group.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.