4H-Pyrazolo[3,4-d]pyrimidin-4-one, 2,5-dihydro- (9CI)

CAS:184789-03-5

Formula:C5H4N4O

3H-1,2,3-Triazolo[4,5-c]pyridine,3-hydroxy-(9CI)

CAS:185839-72-9

Formula:C5H4N4O

1H-1,2,3-Triazolo[4,5-c]pyridine,1-hydroxy-(9CI)

CAS:185839-73-0

Formula:C5H4N4O

1,2,4-Oxadiazolo[5,4-c][1,2,4]triazepine(9CI)

CAS:211996-43-9

Formula:C5H4N4O

HYPOXANTHINE, [8-14C]

CAS:23199-34-0

Formula:C5H4N4O

5-(2-FURANYL)-1H-TETRAZOLE

CAS:23650-33-1

Formula:C5H4N4O

Imidazo[1,2-d][1,2,4]triazin-5(6H)-one (9CI)

CAS:256408-48-7

Formula:C5H4N4O

6H-Purin-6-one, 1,5-dihydro- (9CI)

CAS:28634-91-5

Formula:C5H4N4O

Pyrrolo[2,1-d]-1,2,3,5-tetrazin-4(1H)-one (9CI)

CAS:288853-64-5

Formula:C5H4N4O

3H-Pyrazolo[3,4-d]pyrimidin-3-one, 1,2-dihydro- (9CI)

CAS:90993-87-6

Formula:C5H4N4O