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Volumn 41, Issue 10, 2000, Pages 1509-1514

Novel applications of resin bound α-amino acids for the synthesis of benzodiazepines (via Wang resin) and ketopiperazines (via hydroxymethyl resin)

Author keywords

[No Author keywords available]

Indexed keywords

ACID; ALDEHYDE DERIVATIVE; ALPHA AMINO ACID; ANTHRANILIC ACID DERIVATIVE; BENZODIAZEPINE DERIVATIVE; KETOPIPERAZINE; PIPERAZINE DERIVATIVE; RESIN; UNCLASSIFIED DRUG;

EID: 0034603431     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(99)02326-6     Document Type: Article
Times cited : (66)

References (40)
  • 1
    • 0002211643 scopus 로고    scopus 로고
    • Combinatorial chemistry
    • Wilson, S. R.; Czarnik, A. W., Eds.; John Wiley: New York
    • Armstrong, R. W.; Brown, S. D.; Keating, T. A.; Tempest, P. A. In Combinatorial chemistry. Synthesis and Application; Wilson, S. R.; Czarnik, A. W., Eds.; John Wiley: New York, 1997; pp. 153-190.
    • (1997) Synthesis and Application , pp. 153-190
    • Armstrong, R.W.1    Brown, S.D.2    Keating, T.A.3    Tempest, P.A.4
  • 28
    • 85001823615 scopus 로고    scopus 로고
    • Wang bound Fmoc-α-amino acids were purchased from Advanced Chem-tech™
    • Wang bound Fmoc-α-amino acids were purchased from Advanced Chem-tech™.
  • 29
    • 0027180339 scopus 로고
    • N-BOC anthranilic acids are readily accessible in multi-gram quantities via the synthetic route shown below from the corresponding anthranilic acid or isatin. N-BOC diamines are readily available as described in. A series of functionalized N-BOC anthranilic acids were prepared by Medichem Research, Inc for this project
    • N-BOC anthranilic acids are readily accessible in multi-gram quantities via the synthetic route shown below from the corresponding anthranilic acid or isatin. N-BOC diamines are readily available as described in: Krapcho, A. P.; Maresh, M. J.; Lunn, J. Synth. Comm. 1993, 23, 2443. A series of functionalized N-BOC anthranilic acids were prepared by Medichem Research, Inc for this project.
    • (1993) Synth. Comm. , vol.23 , pp. 2443
    • Krapcho, A.P.1    Maresh, M.J.2    Lunn, J.3
  • 30
    • 85001753778 scopus 로고    scopus 로고
    • Note: Evaporation at elevated temperatures (or the use of higher percentage TFA solutions) leads to hydrolysis of the isonitrile-derived amide bond giving the corresponding carboxylic acid
    • Note: Evaporation at elevated temperatures (or the use of higher percentage TFA solutions) leads to hydrolysis of the isonitrile-derived amide bond giving the corresponding carboxylic acid.
  • 31
    • 85001589986 scopus 로고    scopus 로고
    • A series of N-BOC-α-amino-aldehydes are commercially available from BACHEM™
    • A series of N-BOC-α-amino-aldehydes are commercially available from BACHEM™.
  • 32
    • 85001567780 scopus 로고    scopus 로고
    • 3CN to 100% over 5 min. HPLC was interfaced with APCI techniques
    • 3CN to 100% over 5 min. HPLC was interfaced with APCI techniques.
  • 33
    • 85001541713 scopus 로고    scopus 로고
    • Note
    • 3). The sample consisted of two diastereomers in approximately 3:1 ratio and most of the critical resonances were well resolved under the present experimental conditions. DQFCOSY spectra of both the diastereomers showed three independent spin systems (-CH-CH2,-NH-CH2 and-CH-CH2-CH2 fragments) in addition to the aromatic spin systems. HMBC spectra showed numerous three-bond connectivities supporting the structure shown for the compound 8.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.