| 摘要 |
The invention relates to chemico-pharmaceutical field, in particular to the synthesis of 3-(7-methyl-chloro-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3,-d]pyrimidine-2-yl)-R1- benzopyrones of general formula , wherein R1 = H, 6-Cl, 8-OCH3, revealing antiallergic activity, and can be used as bioactive substances in preparation of medicaments.
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