【摘要】 目的:优化维生素K3的生产工艺。方法:通过比较反应原料配比、反应温度、反应时间等因素对产品收率的影响得到优化的反应条件。结果:在最佳工艺条件下(2甲基1,4荼醌(2MNQ)与NaHSO3的物质的量比为11.5;m(2MNQ)V水/(g/ml)=1.5;m(2MNQ)V乙醇/(g/ml)=4.0;反应温度为52～55℃;反应时间为1h),维生素K3的收率稳定在75%以上。结论:本研究为维生素K3生产工艺的优化提供了参考依据。更多还原

【Abstract】 Aim: To optimize the productive techonology of vitamin K₃.Methods:The effects of proportion of reagents, reaction temperature, and reaction time on the yield of vitamin K₃ were observed.Results: In optimum technological conditions, the yield of vitamin K₃ was above 75%.Conclusion: The studies offer a reference basis for the optimum manufacturing process.更多还原