| CAS登录号 | 中文名 | 英文名 | 分子结构式 | 分子式 | 详情 | 供应商 |
| 116850-61-4 | 4H-1,2,4-Triazole,3-(ethylthio)-4-methyl-5-phenyl- |  | C11H13N3S | 详情 | 供应商 | |
| 156465-32-6 | 4-Pyridineacetaldehyde,oxime; 4-Pyridineacetaldehyde,oxime(9CI) |  | C7H8N2O | 详情 | 供应商 | |
| 42757-89-1 | 4-Quinolinecarboxylicacid, 3-hydroxy-2,6-dimethyl-; 2,6-Dimethyl-3-hydroxyquinoline-4-carboxylicacid; 3-Hydroxy-6-methylquinaldine-4-carboxylic acid; 4-Carboxy-3-hydroxy-2,6-dimethylquinoline |  | C12H11NO3 | 详情 | 供应商 | |
| 261710-82-1 | 4-Thiazolecarboxaldehyde,5-(1-methylethyl)-; 4-Thiazolecarboxaldehyde, 5-(1-methylethyl)- (9CI) |  | C7H9NOS | 详情 | 供应商 | |
| 261710-79-6 | 4-Thiazolecarboxaldehyde,5-methyl-; 4-Thiazolecarboxaldehyde, 5-methyl- |  | C5H5NOS | 详情 | 供应商 | |
| 101913-79-5 | 4-Heptanone,1,7-dichloro-2,6-bis(chlorodifluoromethyl)-1,1,7,7-tetrafluoro-2,6-dihydroxy-; NSC 659177 |  | C9H6Cl4F8O3 | 详情 | 供应商 | |
| 40133-06-0 | 4H-Cyclopenta[b]thiophene-2-carboxylicacid, 5,6-dihydro-; 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylicacid |  | C8H8O2S | 详情 | 供应商 | |
| 175407-56-4 | 4,6-Methano-2,1-benzisoxazole,4,5,6,7-tetrahydro-5,5-dimethyl-; 4,6-Methano-2,1-benzisoxazole,4,5,6,7-tetrahydro-5,5-dimethyl-(9CI) |  | C10H13NO | 详情 | 供应商 | |
| 143659-15-8 | 4-Oxazolecarboxylicacid, 5-(2-thienyl)-; 4-Oxazolecarboxylic acid, 5-(2-thienyl)- |  | C8H5NO3S | 详情 | 供应商 | |
| 143659-14-7 | 4-Oxazolecarboxylicacid, 5-(4-chlorophenyl)-; 5-(4-Chlorophenyl)oxazole-4-carboxylicacid |  | C10H6ClNO3 | 详情 | 供应商 | |
| 3709-98-6 | 4(3H)-Pyrimidinone,2-ethyl-6-hydroxy-; 4(1H)-Pyrimidinone,2-ethyl-6-hydroxy- (9CI); 4,6-Pyrimidinediol, 2-ethyl- (6CI,7CI,8CI); 2-Ethyl-4,6-pyrimidinediol |  | C6H8N2O2 | 详情 | 供应商 | |
| 263902-74-5 | 4H-Pyran-4-one,2-methyl-6-(1-methylethyl)-; 4H-Pyran-4-one,2-methyl-6-(1-methylethyl)-(9CI) |  | C9H12O2 | 详情 | 供应商 | |
| 93315-70-9 | 4H-1-Benzopyran-4-one,7-(dimethylamino)-2-phenyl-; Flavone,7-(dimethylamino)- (7CI) |  | C17H15NO2 | 详情 | 供应商 | |
| 14129-48-7 | 4-Octen-3-one; oct-4-en-3-one |  | C8H14O | 详情 | 供应商 | |
| 339364-15-7 | 4-Pyridinecarboxylicacid, 3-hydrazinyl-; 4-Pyridinecarboxylicacid, 3-hydrazino- (9CI) |  | C6H7N3O2 | 详情 | 供应商 | |
| 98021-25-1 | 4(3H)-Pyrimidinone,5,6-dihydroxy-2-methyl-; 4(1H)-Pyrimidinone,5,6-dihydroxy-2-methyl- (9CI); 4,5,6-Pyrimidinetriol, 2-methyl- (6CI) |  | C5H6N2O3 | 详情 | 供应商 | |
| 98020-41-8 | 4(3H)-Pyrimidinone,5,6-dihydroxy-; 4(1H)-Pyrimidinone,5,6-dihydroxy- (9CI); 4,5,6-Pyrimidinetriol (6CI) |  | C4H4N2O3 | 详情 | 供应商 | |
| 14631-10-8 | 4(3H)-Pyrimidinethione,2,5-diamino-; 4-Pyrimidinethiol,2,5-diamino- (6CI,8CI) |  | C4H6N4S | 详情 | 供应商 | |
| 16851-10-8 | 4H-1-Benzopyran-4-thione,2-ethyl-3-(4-methoxyphenyl)-7-(1-oxopropoxy)-; Isoflavone,2-ethyl-7-hydroxy-4'-methoxy-4-thio-, propionate (8CI); NSC 95379 |  | C21H20O4S | 详情 | 供应商 | |
| 16097-53-3 | 4-Pyrimidinamine,2-(fluoromethyl)-6-methoxy-; Pyrimidine,4-amino-2-(fluoromethyl)-6-methoxy- (8CI) |  | C6H8FN3O | 详情 | 供应商 | |
