| 1 | | 2-cyanpyrazine | 2-cyanpyrazine | C5H3N3
| | |
| 2 | 19847-12-2 | 2-氰基吡嗪 | 2-Cyanopyrazine | C5H3N3
| 吡嗪;吡嗪类;医药原料;通用试剂;杂环砌块;吡嗪类香料;香精与香料;合成材料中间体 | 医药中间体 |
| 3 | 14080-23-0 | 2-氰基嘧啶 | 2-Cyanopyrimidine | C5H3N3
| 嘧啶;中间体;嘧啶系列;通用试剂;杂环砌块;有机试剂;医药中间体;精细化学品;中间体-有机中间体;医药、农药及染料中间体 | 医药中间体 |
| 4 | | pyrimidine-4-Carbinitrile | pyrimidine-4-Carbinitrile | C5H3N3
| | |
| 5 | 10359-20-3 | 1,1,1-Ethanetricarbonitrile | 1,1,1-Ethanetricarbonitrile | C5H3N3
| | |
| 6 | 42839-04-3 | 4-氰基嘧啶 | 4-Pyrimidinecarbonitrile (7CI,9CI) | C5H3N3
| 医药中间体;有机杂环类 | |
| 7 | 6570-09-8 | 2,4,6-Triazabicyclo[3.2.1]octa-1,3,5(8),6-tetraene (8CI) | 2,4,6-Triazabicyclo[3.2.1]octa-1,3,5(8),6-tetraene (8CI) | C5H3N3
| | |