BUTTPARK 308-40

4-Chloro-5-thien-2-ylthieno[2,3-d]pyrimidine

4-CHLORO-5-(2-THIENYL)THIENO[2,3-D]PYRIMIDINE

4-CHLORO-5-(THIOPHEN-2-YL)THIENO[2,3-D]PYRIMIDINE