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Volumn 27, Issue 7, 1986, Pages 799-802

Total synthesis of the ionophore antibiotic X-206. Studies relevant to the stereoselective synthesis of the C(17)-C(26) synthon.

Author keywords

[No Author keywords available]

Indexed keywords

DRUG SYNTHESIS; NONBIOLOGICAL MODEL; NONHUMAN; PRELIMINARY COMMUNICATION; PRIORITY JOURNAL; THEORETICAL STUDY; X 206;

EID: 0022619194     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(00)84104-0     Document Type: Article
Times cited : (73)

References (15)
  • 1
    • 0003869642 scopus 로고
    • Polyether Antibiotics: Carboxylic Ionophores
    • Marcel Dekker, New York
    • (1982) Biology , vol.1
    • Westley1
  • 2
    • 0003869642 scopus 로고
    • Polyether Antibiotics: Carboxylic Ionophores
    • Marcel Dekker, New York
    • (1982) Chemistry , vol.2
    • Westley1
  • 8
    • 84918455839 scopus 로고    scopus 로고
    • The aluminum amide reaction generally succeeds with β-hydroxy imides (i.e. aldol adducts) and with α-heteroatom substituted imides, but ordinarily with α-alkyl imides (i.e. alkylated imides such as 10) attack at the oxazolidinone carbonyl prevails.
  • 11
    • 84918455838 scopus 로고    scopus 로고
    • 1H NMR decoupling experiments at 500 MHz.
  • 14
    • 0007291255 scopus 로고
    • 3) for relevant protons were as follows; vinyl protons, −.58 and −.42; C(22) proton, −.24; hydroxyl proton, +.37. These shifts are consistent with the proposed conformation according to the “carbonyl plane rule”, E.F. Mooney, Academic Press, New York
    • (1969) Annual Review of NMR Spectroscopy , vol.2 , pp. 83-124
    • Ronayne1    Williams2
  • 15
    • 84918455837 scopus 로고    scopus 로고
    • 3), the lactol exists in equilibrium with ca. 10% of the open-chain hydroxyl-ketone tautomer, through which the oxidation is presumed to proceed.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.