| abstract |
The invention discloses preparation method and the method gained compound thereof of sub-tribute diterpenoid acid compound, sub-tribute diterpenoid acid is by compoundn react with acylating reagent, and obtain through a series of oxidizing reaction, reduction reaction, hydrolysis reaction.Method provided by the invention prepares sub-tribute diterpenoid acid compound and midbody compound thereof, wherein compd A find in testing in vitro Dui α -glucuroide has good inhibit activities, its activity intensity and Remedies for diabetes glucobay (acarbose) are suitable, can apply preparing in antidiabetic medicine. |