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Volumn 70, Issue 23, 2005, Pages 9147-9155

Synthesis of 2H-1,2-benzothiazine 1,1-dioxides via heteroannulation reactions of 2-iodobenzenesulfonamide with ketone enolates under SRN1 conditions

Author keywords

[No Author keywords available]

Indexed keywords

ACETONE; DEHALOGENATION; HYDROGEN; PHOTOCHEMICAL REACTIONS; REDUCTION; SYNTHESIS (CHEMICAL);

EID: 27744506873     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo050964e     Document Type: Article
Times cited : (30)

References (57)
  • 1
    • 0003780317 scopus 로고
    • ACS Monograph 178; American Chemical Society: Washington, DC
    • RN1 Mechanism; ACS Monograph 178; American Chemical Society: Washington, DC, 1983.
    • (1983) RN1 Mechanism
    • Rossi, R.A.1    De Rossi, R.H.2
  • 4
    • 0345570372 scopus 로고
    • J. Chem. Educ. 1989, 66, 720.
    • (1989) J. Chem. Educ. , vol.66 , pp. 720
  • 37
    • 27744520362 scopus 로고    scopus 로고
    • note
    • The facile oxidation of 2d compared to that of 2c is probably due to relief of steric interactions between the C-4 methyl group in 2d and the aryl hydrogen at C-5. This oxidation process likely proceeds via epoxidation of the C-3,4 double bond leading to pyrimidalization of the C-4 carbon.
  • 42
    • 27744572121 scopus 로고    scopus 로고
    • note
    • 2, 18% of pure 5 was obtained.
  • 43
    • 27744544303 scopus 로고    scopus 로고
    • note
    • It is postulated that enones 20a,b likely arise via electron-transfer steps analogous to step 7 of Scheme 3.
  • 44
    • 27744548869 scopus 로고    scopus 로고
    • note
    • 8.
  • 50
    • 27744567558 scopus 로고    scopus 로고
    • note
    • 3 solution.
  • 56
    • 27744474077 scopus 로고    scopus 로고
    • note
    • The source of the small amount of aryl deuterium at δ 7.64 and its position on the sulfonamide ring were not determined.
  • 57
    • 0004150157 scopus 로고    scopus 로고
    • Bruker Analytical X-ray Systems: Inc. Madison, WI
    • Sheldrick, G. M. SHELXTL NT, version 6.12; Bruker Analytical X-ray Systems: Inc. Madison, WI, 2001.
    • (2001) SHELXTL NT, Version 6.12
    • Sheldrick, G.M.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.