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Volumn 54, Issue 22, 1998, Pages 5853-5868

Synthesis of pyrazino[2,3-e] [1,4]diazepin-5-one and pyrazino[2,3- e]pyrrolo[1,2-a][1,4]diazepin-5-one derivatives via the intramolecular aza- Wittig reaction

Author keywords

[No Author keywords available]

Indexed keywords

1,2,3,10,11,11A HEXAHYDRO 11 ALKOXYPYRAZINO[2,3 E]PYRROLO[1,2 A][1,4]DIAZEPIN 5 ONE DERIVATIVE; 11 ALKOXYPYRAZINO[2,3 E]PYRROLO[1,2 A][1,4]DIAZEPIN 5 ONE DERIVATIVE; 2 ALKOXYPYRAZINO[2,3 E][1,4]DIAZEPIN 5 ONE DERIVATIVE; PHOSPHORANE DERIVATIVE; PYRAZINE DERIVATIVE; UNCLASSIFIED DRUG;

EID: 0032575225     PISSN: 00404020     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4020(98)00256-7     Document Type: Article
Times cited : (22)

References (39)
  • 32
    • 0010730446 scopus 로고    scopus 로고
    • note
    • 2 and 92 % by use of sodium borohydride.
  • 34
    • 0010731639 scopus 로고    scopus 로고
    • note
    • 26 We thank Shiratori Pharmaceutical Co., Ltd. for a gift of DMC.
  • 35
    • 0010647556 scopus 로고    scopus 로고
    • note
    • 27 We have already reported the existence of the intramolecular hydrogen bonding between the iminophosphorane and the amide proton of [N-(2-triphenylphosphoranylidene)amino]benzoyl-L-valine ethyl ester in ref. 4a.
  • 36
    • 0010690262 scopus 로고    scopus 로고
    • note
    • 28 Aldehyde derivative 9 was also obtained from methyl 3-aminopyrazine-2-carboxylate and DIBALH at -78 °C (44 % yield).
  • 39
    • 0010646416 scopus 로고    scopus 로고
    • note
    • 31. After Swern's oxidation was finished, the extraction was resulted in affording only triphenylphosphine oxide.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.