| 1 | 73-24-5 | 维生素B4 | Adenine | C5H5N5
| 嘌呤;杂质;腺苷;试剂;标准品;核酸类;对照品;原料药;保湿剂;核苷酸 | 医药 |
| 2 | 160568-14-9 | Zarzissine | Zarzissine | C5H5N5
| 标准品;生物碱;植物提取物 | |
| 3 | | ADENINE USP | ADENINE USP | C5H5N5
| | |
| 4 | 452-06-2 | 2-氨基嘌呤 | 2-Aminopurine | C5H5N5
| 嘌呤类;生化试剂;核苷，核苷酸，寡核苷酸 | |
| 5 | | [U-14C]ADENINE | [U-14C]ADENINE | C5H5N5
| | |
| 6 | | ADENINE (8-13C) | ADENINE (8-13C) | C5H5N5
| | |
| 7 | 5426-35-7 | 7H-purin-6-amine | 7H-purin-6-amine | C5H5N5
| | |
| 8 | 72093-28-8 | ADENINE, [2,8-3H] | ADENINE, [2,8-3H] | C5H5N5
| | |
| 9 | | ADENINE, [14C(U)]- | ADENINE, [14C(U)]- | C5H5N5
| | |
| 10 | 191236-69-8 | 7H-Purin-2-amine (9CI) | 7H-Purin-2-amine (9CI) | C5H5N5
| | |
| 11 | 149004-89-7 | 4-Amino-2-azidopyridine | 4-Amino-2-azidopyridine | C5H5N5
| | |
| 12 | 71749-37-6 | 替莫唑胺杂质16 | Temozolomide Impurity 16 | C5H5N5
| | |
| 13 | 1234382-24-1 | 2-(azidomethyl)pyrimidine | 2-(azidomethyl)pyrimidine | C5H5N5
| | |
| 14 | 73721-28-5 | Tetrazolo[1,5-a]pyridin-8-amine | Tetrazolo[1,5-a]pyridin-8-amine | C5H5N5
| | |
| 15 | 2380-63-4 | 4-氨基吡嗪[3,4-d]嘧啶 | 4-Aminopyrazolo[3,4-d]pyrimidine | C5H5N5
| 嘧啶;中间体;对照品;其它杂环;中间体1;有机化学;杂环化合物;医药中间体;依鲁替尼中间体;药物杂质及中间体 | |
| 16 | 81411-64-5 | 1H-吡唑并[3,4-B]吡嗪-3-氨基 | 1H-Pyrazolo[3,4-b]pyrazin-3-amine | C5H5N5
| 合成中间体 | |
| 17 | 38693-80-0 | 6-甲基四唑并[1,5-b]哒嗪 | 6-Methyltetrazolo[1,5-b]pyridazine | C5H5N5
| | |
| 18 | 13258-12-3 | [1,2,4]三唑并[4,3-a]吡嗪-3-胺 | S-TRIAZOLO[4,3-A]PYRAZINE, 3-AMINO- | C5H5N5
| | |
| 19 | 16462-27-4 | 2,4-二氨基嘧啶-5-腈 | 2,4-DIAMINOPYRIMIDINE-5-CARBONITRILE | C5H5N5
| 嘧啶;嘧啶类;氮杂环 | |
| 20 | 68774-79-8 | 8-氨基-1,2,4-三唑并[4,3-A]吡嗪 | 8-AMINO-1,2,4-TRIAZOLO[4,3-A]PYRAZINE | C5H5N5
| | |
| 21 | 1195625-75-2 | [1,2,4]三唑并[4,3-a]嘧啶-3-胺 | 1,2,4-Triazolo[4,3-a]pyrimidin-3-amine | C5H5N5
| | |
| 22 | 5915-16-2 | [1,2,4]三唑[1,5,A]嘧啶-7-氨基 | [1,2,4]TRIAZOLO[1,5-A]PYRIMIDIN-7-AMINE | C5H5N5
| | |
| 23 | 34550-62-4 | 3H-[1,2,3]三唑并[4,5-C]吡啶-4-胺 | 3H-[1,2,3]Triazolo[4,5-c]pyridin-4-amine | C5H5N5
| | |
| 24 | 13877-56-0 | 1H-吡唑并[4,3-D]嘧啶-7-胺 | 1H-Pyrazolo[4,3-d]pyrimidin-7-amine (9CI) | C5H5N5
| | |
| 25 | 168811-58-3 | 1H-Imidazo[5,1-d][1,2,3,5]tetrazepine(9CI) | 1H-Imidazo[5,1-d][1,2,3,5]tetrazepine(9CI) | C5H5N5
| | |
| 26 | | (Z)-N-(2-AMINO-1,2-DICYANOVINYL)FORMAMIDINE | (Z)-N-(2-AMINO-1,2-DICYANOVINYL)FORMAMIDINE | C5H5N5
| | |
| 27 | 109831-70-1 | 4,6-二氨基嘧啶-5-腈 | 5-Pyrimidinecarbonitrile, 4,6-diamino- (9CI) | C5H5N5
| | |
| 28 | 157420-78-5 | 2H-[1,2,4]Triazino[5,4-c][1,2,4]triazine(9CI) | 2H-[1,2,4]Triazino[5,4-c][1,2,4]triazine(9CI) | C5H5N5
| | |
| 29 | 139349-50-1 | 1H-1,2,4-Triazolo[3,4-b][1,3,5]triazepine(9CI) | 1H-1,2,4-Triazolo[3,4-b][1,3,5]triazepine(9CI) | C5H5N5
| | |
| 30 | 19801-79-7 | Pyrimido[5,4-e]-as-triazine, 1,2-dihydro- (8CI) | Pyrimido[5,4-e]-as-triazine, 1,2-dihydro- (8CI) | C5H5N5
| | |
| 31 | 331282-40-7 | 替莫唑胺杂质20 | Methanimidamide, N-(2-amino-1,2-dicyanoethenyl)- | C5H5N5
| | |
| 32 | 10179-85-8 | 3-甲基-3H- [1,2,3]三唑并[4,5-d]嘧啶 | 3H-1,2,3-Triazolo[4,5-d]pyrimidine, 3-methyl- (9CI) | C5H5N5
| | |
| 33 | | 3-methyl-1,2,5,7,9-pentazabicyclo[4.3.0]nona-2,4,6,8-tetraene | 3-methyl-1,2,5,7,9-pentazabicyclo[4.3.0]nona-2,4,6,8-tetraene | C5H5N5
| | |
| 34 | 105839-20-1 | Fatty acids, C18-unsatd., dimers, polymers with acetic acid, diethylenetriamine and ethylenediamine | Fatty acids, C18-unsatd., dimers, polymers with acetic acid, diethylenetriamine and ethylenediamine | C5H5N5
| | |