Tanshinone IIA sodium sulfonate hydrate and its preparation and use

摘要

The present invention relates to sodium tanshinone IIA sulfonate hydrates as well as preparation methods and uses thereof. The sodium tanshinone IIA sulfonate hydrates have molecular formla of C19H17NaO6S.nH2O, wherein n=0.5-4.0. The sodium tanshinone IIA sulfonate hydrates of the present invention have better storage stability than anhydrous sodium tanshinone IIA sulfonate.