反应详情

In a similar manner to the procedures described in Reference Example 3, reactions were carried out using thieno[3,2-d]pyrimidine-2,4-dione, instead of pyrimidine-2,4-dione, and using 2-(trimethylsilyl)ethoxymethyl chloride, instead of benzyloxymethyl chloride, to give the title compound (yield 87%) as a pale yellow powder.