A kind of preparation method of bamboo ginseng saponin iva butyl ester
A technology of ginseng saponins and butyl esters, applied in the production of steroids, organic chemistry, bulk chemicals, etc., can solve problems such as hindering research on the pharmacological activity of ginseng saponins IVa butyl ester, and achieve low cost and post-processing. Simple, high-yield and pure results
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[0039] In the following, the technology of the present invention will be described in detail in conjunction with specific implementation methods. It should be known that the following specific embodiments are only used to help those skilled in the art understand the present invention, rather than limiting the present invention.
[0040] In this embodiment, a preparation method of bamboo ginseng saponin IVa butyl ester is provided, which has the structure shown in compound 1:
[0041]
[0042] The synthetic route of the preparation method of the bamboo ginseng saponin IVa butyl ester is:
[0043]
[0044] The preparation method of described bamboo ginseng saponin IVa butyl ester, comprises the following steps:
[0045] S10: In dichloromethane or toluene solvent (add molecular sieves to remove water), make 4,6-benzylidene-protected glucosinolate and 28-glucose-modified oleanolic acid in N-iodosuccinimide and trimethylsilyl trifluoromethanesulfonate as a catalyst, react a...
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