89549-87-1

5-Pyrimidinecarboxaldehyde,6-azido-1,2,3,4-tetrahydro-1,3-dimethyl-2,4-dioxo-

60-34-4

甲基肼

4318-52-9

1,5,7-trimethylpyrazolo[3,4-d]pyrimidine-4,6-dione

7254-33-3

1,5-Heptadien-4-ol,2-methyl-,(E)

77-78-1

硫酸二甲酯

4318-52-9

1,5,7-trimethylpyrazolo[3,4-d]pyrimidine-4,6-dione

5401-15-0

1-甲基-1H-吡唑并[3,4-d]嘧啶-4,6(5H,7H)-二酮

77-78-1

硫酸二甲酯

4318-52-9

1,5,7-trimethylpyrazolo[3,4-d]pyrimidine-4,6-dione

109038-29-1

1,5-dimethyl-6-methylsulfanyl-1H-pyrazolo[3,4-d]pyrimidine

4318-52-9

1,5,7-trimethylpyrazolo[3,4-d]pyrimidine-4,6-dione

5334-27-0

1-methyl-6-sulfanylidene-2H-pyrazolo[3,4-d]pyrimidin-4-one

4318-52-9

1,5,7-trimethylpyrazolo[3,4-d]pyrimidine-4,6-dione

61541-41-1

6-azido-1,3-dimethylpyrimidine-2,4-dione

4318-52-9

1,5,7-trimethylpyrazolo[3,4-d]pyrimidine-4,6-dione

35824-85-2

4-chloro-1,3-dimethyl-2,6-dioxopyrimidine-5-carbaldehyde

4318-52-9

1,5,7-trimethylpyrazolo[3,4-d]pyrimidine-4,6-dione