回复xyzwz123发表于:2009/5/20 19:38:52悬赏金额:
50积分 状态:
已解决
1. A. C. Munro, M. G. Chainey and S. R. Woroniecki, J. Pharm.Sci. 76, 1197 (1978).
2. Bundgaard H, Larsen C. Poperazinedione formation from reaction of ampicillin with carbohydrates and alcohols in aqueous solution.
Int J Pharm 3:1-11, 1979