28285-65-6

Pyrimido[5,4-d]pyrimidin-4-ol [1,3]diazino[5,4-d]pyriMidin-4-ol 1H-pyrimido[5,4-d]pyrimidin-4-one Pyrimido[5,4-d]pyrimidin-4(3H)-one Pyrimido[5,4-d]pyrimidin-4-ol (8CI) Pyrimido[5,4-d]pyrimidin-4-ol (8CI) ISO 9001：2015 REACH