摘要:
目的 对注射用氟罗沙星原料的合成工艺进行探讨研究。方法 以6,7,8-三氟-1,4-二氢-4-氧喹啉-3-羧酸乙酯为原料,经4 步反应得到氟罗沙星。结果 本品的元素分析、红外、质谱、核磁共振图谱数据与文献报道一致,总收率为56.3%,产品经质量测定,完全符合注射用原料的标准。结论 采用该路线工艺生产的氟罗沙星原料产品符合注射用原料的标准,可直接用于注射剂的生产。
Abstract:
OBJECTIVE To study the synthetic method and technology of fleroxacin material for injection. METHODS This compound was synthesized using 6,7,8-trifluoro-1,4-dihydro-4-oxoquinoline-3-ethylcarbonate as material. RESULTS The element analysis,IR,MS and HNMR of synthetic product were comformable to literature,the total yield was 56.3%.The product was identified,its quality accords with injection′s demands. CONCLUSION Fleroxacin material of this technology synthesized accords with injection′s demands,and it can be used for injection′s production.
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