25774-97-4

Benzaldehyde,(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-4-pyrimidinyl)hydrazone

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

35221-08-0

1,7-Dihydro-5,7-dimethyl-3-phenyl-4H-pyrazolo[3,4-d]pyrimidin-4,6(5H)-dion

961-45-5

8-苯基茶碱

99261-94-6

99261-94-6

21544-68-3

21544-68-3

25774-97-4

Benzaldehyde,(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-4-pyrimidinyl)hydrazone

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

35221-08-0

1,7-Dihydro-5,7-dimethyl-3-phenyl-4H-pyrazolo[3,4-d]pyrimidin-4,6(5H)-dion

961-45-5

8-苯基茶碱

21544-68-3

21544-68-3

25774-97-4

Benzaldehyde,(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-4-pyrimidinyl)hydrazone

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

35221-08-0

1,7-Dihydro-5,7-dimethyl-3-phenyl-4H-pyrazolo[3,4-d]pyrimidin-4,6(5H)-dion

99261-94-6

99261-94-6

21544-68-3

21544-68-3

25774-97-4

Benzaldehyde,(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-4-pyrimidinyl)hydrazone

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

961-45-5

8-苯基茶碱

99261-94-6

99261-94-6

21544-68-3

21544-68-3

4318-53-0

6-[amino(methyl)amino]-1,3-dimethylpyrimidine-2,4-dione

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

342616-80-2

6-hydrazino-1,3-dimethyl-2-thioxo-2,3-dihydro-1H-pyrimidin-4-one

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

67078-39-1

3-ethylamino-6,8-dimethyl-1H,8H-pyrimido[4,5-e][1,3,4]thiadiazine-5,7-dione

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

339547-83-0

3,6-dimethyl-1-oxo-1,2,3,4-tetrahydro-1λ4-[1,2,3]thiadiazolo[4,5-d]pyrimidine-5,7-dione

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

60297-56-5

60297-56-5

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

123506-41-2

123506-41-2

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

65676-62-2

1-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-pyrimidin-4-yl)-4-ethyl-thiosemicarbazide

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

42747-84-2

3-甲基-6-(1-甲基肼基)-2,4(1H,3H)-嘧啶二酮

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

65150-61-0

6-methyl-3-oxo-2,3-dihydro-1H-3λ4-[1,2,3,5]thiatriazolo[5,4-c]pyrimidine-5,7-dione

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

65150-64-3

1,6-dimethyl-3-oxo-2,3-dihydro-1H-3λ4-[1,2,3,5]thiatriazolo[5,4-c]pyrimidine-5,7-dione

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

74-88-4

甲基碘

60297-58-7

60297-58-7

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

123506-40-1

6-hydrazino-1,3-dimethyl-1H-pyrimidine-2,4-dione

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione

60297-59-8

3,6-dimethyl-5,7-dioxo-4,5,6,7-tetrahydro-[1,2,3]thiadiazolo[4,5-d]pyrimidinium betaine

60297-55-4

4,6-dimethylthiadiazolo[4,5-d]pyrimidine-5,7-dione