2Tsuji T,Satoh H,Narisada M,et al.Synthesis and antibacterial activity of 6315-S,a new member of the oxacephem antibiotics[J].J Antibiot,1985,38 (4):466-476.
4Shionogi and Co.,Ltd..Esterification of β-lactam antibiotics[P].JP:58085891,1983-05-23.(CA1983,99:122175a).
5Shionogi and Co.,Ltd..1,3,5-Triazine-2,4,6-triyltripyridinium trichloride as reagent for esterification[P].JP:57059890,1982-04-10.(CA 1982,97:182461j)
6Shionogi and Co.,Ltd..Esterification of epipenicillin oxides[P].JP:57011988,1982-01-21.(CA 1982,97:55571v)
7Shionogi and Co.,Ltd..Diphenylmethyl esters of penicillins or their 1-oxides[P].JP:56142285,1981-11-06.(CA 1982,96:122521y)
8Nagata W.Synthetic studies on β-1actam antibiotics.Straightforward synthesis of 7α-methoxy-1-oxacephems from penicillins[J].Philos Trans R Soc London,Ser B,1980,289(1036):225-230.
2Trcka J, Seitz C S. Brocker E B, et al. Aminopenicillin-induced exanthema allows treatment with certain cephalosporinsor phenoxymethyt penicillin[J]. J Antimicrob Chemother, 2007,7(60) : 107-111.
3Fernandez-Lafuente R, Rosell C M, Guisan J M. The presence of methanol exerts a strong and complex modulation of the synthesis of different antibiotics by immobilized penicillin G acylase[J]. Enzyme Microb Teehnol, 1998,23(5): 305-310.
4Kato K, Iwai S, Sato T, et al. In-vitro activity of ciprofloxacin combined with flomoxef against baeteroides fragilis compared with that of ciprofloxacin combined with clindamycin[J]. J Infect Chemother, 2002,8(2): 190-193.
5Vilain S, Cosctte P, Junter G A, et al. Phosphate deprivation is associated with high resistance to latamoxef of gel-entrapped, sessile like escherlchla coil cells[J]. J Antimicrob Chemother. 2002,49 : 315- 320.
6Johuson D A, Mania D, Panctta C A, et al. Epihctacllin[J]. Tetrahedron Lett, 1968,16: 1903- 1905.
7Chen F C. Manehard P S, Whalley W B. The Structure of monascin[J]. J Chem Soc D. 1969: 130- 131.
8Vlietinck A. Roets E, Claes P. et al. A facile methed for the preparation of 6-epi-pnicillins [J]. Tetrahedron Lett, 1972,13(4): 285-287.
9Vlietinck A, Roets E. Clase P. etal. Preparation of 6-epi-phenoxymethyl and 6-epi-Benzyl-penicillin[J]. J Chem Soc, Perkin Trans I, 1973, 937-942.
10Gutowski G E. The lilly research laboratories. 6-epi cephalosporins and 7 epi eephalosporins[J]. Tetrahedron Letters, 1970,21: 1779-1782.
