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Volumn 24, Issue 30, 1983, Pages 3145-3148

Intramolecular diels-alder reaction with furan diene. A new synthesis of 11-keto steroids

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[No Author keywords available]

Indexed keywords


EID: 0001340207     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(00)88118-6     Document Type: Article
Times cited : (56)

References (18)
  • 8
    • 84918424678 scopus 로고    scopus 로고
    • 3) : 3 : 0.75 (s,3H), 1.28 (t, J=7 Hz, 3H), 1.29 (t, J=7 Hz, 3H), 3.80 (m,2H), 4.15 (q, J=7 Hz, 2H), 5.10 (s,1H), 6.06 (dt, J=3, 0.5 Hz, 1H), 6.30 (dd, J=3, 2 Hz, 1H), 7.31 (dd, J=2, 1 Hz, 1H); 4 : (90 MHz) 0.65 (s,3H), 1.32 (t, J=7Hz, 3H), 3.61–4.14 (6H), 4.86 (t, J=8 Hz, 1H), 6.08 (d, J=3 Hz, 1H), 6.28 (dd, J=3, 2Hz, 1H), 7.32 (dd, J=2, 1 Hz, 1H); 5a : 0.70 (s,3H), 4.12 (bt, J=8.5 Hz, 1H), 4.56 (bd, J=1.0 Hz, 1H), 5.85 (dd, J=10, 1 Hz, 1H), 6.09 (d, J=3 Hz, 1H), 6.25 (ABd, J=17.5, 1 Hz, 1H), 6.33 (dd, J=3, 2 Hz, 1H), 6.38 (ABd, J=17.5, 10 Hz, 1H), 7.35 (dd, J=2, 1 Hz, 1H); 6a : 1.22 (s,3H), 1.42 (dd, J=8, 11.5 Hz, 1H), 2.31 (AB, J=18.5 Hz, 1H), 2.33 (dt, J=11.5, 4.5 Hz, 1H), 2.57 (dd, J=8, 4.5 Hz, 1H), 2.59 (AB, J=18.5 Hz, 1H), 3.90 (t, J=8.5 Hz, 1H), 4.93, dd, J=4.5, [[Truncated]]
  • 10
    • 84918424677 scopus 로고    scopus 로고
    • In DMSO a 1:1 equil. ratio of 5a:6a is obtained after 3 days.
  • 15
    • 84989484020 scopus 로고
    • The Facile Silylation of Aldehydes and Ketones using Trimethylsilyl Iodide: An Exceptionally Simple Procedure for the Generation of Thermodynamically Equilibrated Trimethylsilylenol Ethers
    • (1979) Synthesis , pp. 730
    • Muller1    McKean2
  • 17
    • 11344261718 scopus 로고
    • Regiospecific Acylation, Alkylation, and Aldol Condensation using magnesium enolates resulting from the conjugate addition ofgrignard reagents to ?, ?-unsaturated ketones
    • (1974) Helvetica Chimica Acta , vol.57 , pp. 1317
    • Näf1    Decorzant2


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.