14080-58-1

BUTTPARK 145\18-36 4-HYDRAZINOTHIENO[2,3-D]PYRIMIDINE 4-hydrazinylthieno[2,3-d]pyriMidine thieno[2,3-d]pyrimidin-4-ylhydrazine 4-hydrazineylthieno[2,3-d]pyrimidine Thieno[2,3-d]pyrimidine, 4-hydrazinyl-