| CAS登录号 | 中文名 | 英文名 | 分子结构式 | 分子式 | 详情 | 供应商 |
| 197310-86-4 | 4-Pyridinecarbonitrile,2,3-dimethyl-, 1-oxide; 4-Pyridinecarbonitrile,2,3-dimethyl-,1-oxide(9CI) |  | C8H8N2O | 详情 | 供应商 | |
| 269-66-9 | 4H-Cyclopenta[b]quinoxaline; 4H-Cyclopenta[b]quinoxaline |  | C11H8N2 | 详情 | 供应商 | |
| 268-32-6 | 4H,9H-Dipyrazolo[1,5-a:1',5'-d]pyrazine; 4H,9H-Dipyrazolo[1,5-a:1,5-d]pyrazine |  | C8H8N4 | 详情 | 供应商 | |
| 260-47-9 | 4H-Naphtho[2,3-d]-1,3,2-dioxathiin(9CI); 4H-Naphtho2,3-d-1,3,2-dioxathiin |  | C11H8O2S | 详情 | 供应商 | |
| 255-85-6 | 4H,6H-Pyrido[1,2-c][1,3,5]oxadiazine; 4H,6H-Pyrido1,2-c1,3,5oxadiazine |  | C7H8N2O | 详情 | 供应商 | |
| 197165-78-9 | 4,6-Pyrimidinediamine,2-methyl-; 4,6-Pyrimidinediamine,2-methyl-; 4,6-Pyrimidinediamine, 2-methyl- (9CI) |  | C5H8N4 | 详情 | 供应商 | |
| 197163-62-5 | 4-Quinolinamine,2-ethoxy-3-methyl-; 4-Quinolinamine,2-ethoxy-3-methyl-(9CI) |  | C12H14N2O | 详情 | 供应商 | |
| 197140-53-7 | 4(3H)-Pyrimidinone,6-acetyl-2-ethyl-; 4(1H)-Pyrimidinone,6-acetyl-2-ethyl- (9CI); 4-Hydroxy-2-ethyl-6-acetylpyrimidine |  | C8H10N2O2 | 详情 | 供应商 | |
| 197094-18-1 | 4H-Pyrrolo[1,2-b]pyrazol-4-one,5,6-dihydro-; 4H-Pyrrolo[1,2-b]pyrazol-4-one,5,6-dihydro-(9CI) |  | C6H6N2O | 详情 | 供应商 | |
| 197086-89-8 | 4,6-Benzofurandiol,3-methyl-; 4,6-Benzofurandiol, 3-methyl- |  | C9H8O3 | 详情 | 供应商 | |
| 196930-46-8 | 4-Thiazolidinecarboxylicacid, 2-phenyl-, (4R)-; (2RS,4R)-2-Phenyl-1,3-thiazolidine-4-carboxylicacid; (4R)-2-Phenylthiazolidine-4-carboxylic acid |  | C10H11NO2S | 详情 | 供应商 | |
| 196085-76-4 | 4,5-Pyridazinediol,3-(fluoromethyl)hexahydro-; 4,5-Pyridazinediol,3-(fluoromethyl)hexahydro-(9CI) |  | C5H11FN2O2 | 详情 | 供应商 | |
| 254-30-8 | 4H-1,3-Dioxino[4,5-c]pyridine(9CI); 4H-m-Dioxino[4,5-c]pyridine(8CI) |  | C7H7NO2 | 详情 | 供应商 | |
| 245-57-8 | 4H-[1,3]Thiazino[3,2-a]benzimidazole; 4H-[1,3]Thiazino[3,2-a]benzimidazole(8CI,9CI) |  | C10H8N2S | 详情 | 供应商 | |
| 6328-93-4 | 4-Piperidinone,1-phenyl-, hydrochloride (1:1); 4-Piperidinone,1-phenyl-, hydrochloride (9CI) |  | C11H14ClNO | 详情 | 供应商 | |
| 64190-90-5 | 4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-6-(b-D-glucopyranosyloxy)-5-hydroxy-3,7-dimethoxy- |  | C23H24O13 | 详情 | 供应商 | |
| 26718-19-4 | 4H-Indeno[2,1-d]isoxazole,3a,8b-dihydro-3-(4-methylphenyl)-; 4H-Indeno[2,1-d]isoxazole,3a,8b-dihydro-3-p-tolyl- (8CI) |  | C17H15NO | 详情 | 供应商 | |
| 194152-20-0 | 4,6-Pyrimidinediamine,2-ethoxy-N4-hydroxy-N6-propyl-; 4(1H)-Pyrimidinone,2-ethoxy-6-(propylamino)-, oxime (9CI) |  | C9H16N4O2 | 详情 | 供应商 | |
| 210-48-0 | 4,6-Methano-1H-benzimidazole(9CI); 4,6-Methanobenzimidazole |  | C8H6N2 | 详情 | 供应商 | |
| 210-26-4 | 4,7-Methano-1H-benzimidazole(9CI); 4,7-Methanobenzimidazole(8CI) |  | C8H6N2 | 详情 | 供应商 | |
