Furan, 2-azido-

CAS:194099-94-0

Formula:C4H3N3O

3-AMINOISOXAZOLE-4-CARBONITRILE

CAS:258518-65-9

Formula:C4H3N3O

1H-Imidazole-2-carbonitrile, 1-hydroxy-

CAS:40090-82-2

Formula:C4H3N3O

2,2-dicyanoacetamide

CAS:65889-64-7

Formula:C4H3N3O

Butanenitrile, 2-diazo-3-oxo-

CAS:65950-83-6

Formula:C4H3N3O

4H-Imidazol-4-ylidene, 5-(aminocarbonyl)-

CAS:66054-06-6

Formula:C4H3N3O

2-Propenamide, 2-cyano-3-imino-

CAS:86387-74-8

Formula:C4H3N3O

1,2,4-Oxadiazole-3-carbonitrile, 5-methyl-

CAS:488742-97-8

Formula:C4H3N3O

1H-Imidazole-4-carbonitrile,2,3-dihydro-2-oxo-(9CI)

CAS:159263-03-3

Formula:C4H3N3O

1H-Pyrazole-3-carbonitrile, 4,5-dihydro-5-oxo-

CAS:53666-80-1

Formula:C4H3N3O