abstract |
The present invention provides a novel phillygenin glucuronic acid derivative shown as a general formula (I). n n n n n n n n n n wherein, R 1 ═H, R 2 ═C n H 2n+1 , R 3 ═C n H 2n+1 or R 1 ═C n H 2n+1 , R 2 ═C n H 2n+1 ,R 3 ═H or R 1 -R 2 ═—CH 2 -, —, R 3 ═C n H 2n+1 ; n=1-30. The present invention further relates to a preparation method of the compound, a pharmaceutical composition taking the compound as an active ingredient, as well as application of the compound in the present invention in antiviral diseases. |