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Volumn 52, Issue 2, 2011, Pages 215-218

Biocatalytic synthesis of valaciclovir using commercial enzymes

Author keywords

[No Author keywords available]

Indexed keywords

ACICLOVIR; SUBTILISIN; VALACICLOVIR;

EID: 78649988260     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2010.10.161     Document Type: Article
Times cited : (9)

References (28)
  • 2
    • 78649987528 scopus 로고
    • U.S. Patent 4957,924, 1990
    • Beauchamp, L. M. U.S. Patent 4957,924, 1990; Chem. Abstr. 1990, 112, 112,048.
    • (1990) Chem. Abstr. , vol.112 , Issue.112 , pp. 048
    • Beauchamp, L.M.1
  • 3
    • 78649989209 scopus 로고    scopus 로고
    • Minimising the Risk of Transmitting Animal Spongiform Encephalopathy Agents via Human and Veterinary Medicinal Products, In European Pharmacopoeia 6.0, 2010, Chapter 5.2.8
    • Minimising the Risk of Transmitting Animal Spongiform Encephalopathy Agents via Human and Veterinary Medicinal Products, In European Pharmacopoeia 6.0, 2010, Chapter 5.2.8.
  • 6
    • 78650028584 scopus 로고    scopus 로고
    • note
    • Microbes were chosen which have documented hydrolase activity or have been isolated from environments where hydrolase activities might be expected to be used to degrade contaminants/xenobiotics. Additional criteria that were imposed on strain selection were availability, pathogenicity, ease of culture and intellectual property issues.
  • 9
    • 0035961050 scopus 로고    scopus 로고
    • Using the best enzyme hits from the hydrolysis screen, conditions that were attempted included the use of neat organic solvent, solvent/aqueous buffer or aqueous buffer alone at both low and high pH. Using conditions described in the following references, treatment of l-valine or l-phenylalanine with ethanol in the presence of Subtilisin A also failed to afford any product in the presence of subtilisin A, whereas N-Boc-l-phenylalanine could be esterified
    • Using the best enzyme hits from the hydrolysis screen, conditions that were attempted included the use of neat organic solvent, solvent/aqueous buffer or aqueous buffer alone at both low and high pH. Using conditions described in the following references, treatment of l-valine or l-phenylalanine with ethanol in the presence of Subtilisin A also failed to afford any product in the presence of subtilisin A, whereas N-Boc-l-phenylalanine could be esterified: Liu, C.-F.; Tam, J. P. Org. Lett. 2001, 3, 4157-4159.
    • (2001) Org. Lett. , vol.3 , pp. 4157-4159
    • Liu ., C.-F.1    Tam ., J.P.2
  • 16
    • 0036882398 scopus 로고    scopus 로고
    • F. Bordusa Chem. Rev. 102 2002 4817 4867 and references therein.
    • (2002) Chem. Rev. , vol.102 , pp. 4817-4867
    • Bordusa, F.1
  • 20
    • 78649996571 scopus 로고    scopus 로고
    • note
    • 4 (950:50:5) as the mobile phase at a flow rate of 0.75 ml/min, with the UV detector set at 254 nm.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.