专利号:US-6642377-B1 优先权日:1999-07-30 标 题 :Process for the preparation of basic antibiotic-inorganic acid addition salts and intermediate oxalates 发明人:KAYANO AKIO; CHIBA HIROYUKI; NAKAMURA TAIJU; SAKURAI SHIN; ISHIZUKA HIROYUKI; SAITO HIROYUKI; KOMATSU YUUKI; SASHO MANABU; SATO NOBUAKI; NEGI SHIGETO 权利人:EISAI CO LTD 摘要:A production process which comprises subjecting a basic antibiotic.oxalate (II) to salt-exchange with an alkali earth metal salt (III) of an inorganic acid:wherein the ring A means the basic antibiotic; R<10 >means a protected functional group used in organic synthesis; Ak-E means the alkali earth metal; and B means the inorganic acid, respectively.
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合成参考文献
参考文献:10.1007/s101560200012 摘要:Yoshii T, Hamamoto Y, Muraoka S, Furudoi S, Komori T. Differences in postoperative morbidity rates, including infection and dry socket, and differences in the healing process after mandibular third molar surgery in patients receiving 1-day or 3-day prophylaxis with lenampicillin. J Infect Chemother. 2002 Mar;8(1):87–93. doi: 10.1007/s101560200012. 参考文献:10.1007/s101560200022 摘要:Kumazawa J, Yagisawa M. The history of antibiotics: the Japanese story. J Infect Chemother. 2002 Jun;8(2):125–33. doi: 10.1007/s101560200022. 摘要:Sefton AM, Jepson AP, Sun ZM, Williams JD. A comparative pharmacokinetic study between lenampicillin, bacampicillin and amoxycillin. J Chemother. 1989 Jul;1(4 Suppl):494–5. 摘要:Privitera G, Ortisi G, Scarpellini P, Nicastro G, Moro M, Cernuschi M. Impact of lenampicillin on the fecal flora of healthy volunteers. J Chemother. 1989 Jul;1(4 Suppl):600–2. 摘要:Miki F, Soejima R. A review of clinical studies on lenampicillin in Japan. J Chemother. 1989 Jul;1(4 Suppl):640–2.