| CAS登录号 | 中文名 | 英文名 | 分子结构式 | 分子式 | 详情 | 供应商 |
| 401515-47-7 | 4H-1-Benzopyran-4-one,3-acetyl-6-hydroxy-2-methyl-; Chromone,3-acetyl-6-hydroxy-2-methyl- (2CI) |  | C12H10O4 | 详情 | 供应商 | |
| 344920-96-3 | 4,7-Methano-1H-inden-5-amine,octahydro-, (3aR,4S,5S,7S,7aR)-rel-; endo,endo-Octahydro-4,7-methanoinden-5-ylamine |  | C10H17N | 详情 | 供应商 | |
| 343927-62-8 | 4-Pyridinamine,3-chloro-, 1-oxide; 4-Pyridinamine,3-chloro-,1-oxide(9CI) |  | C5H5ClN2O | 详情 | 供应商 | |
| 343334-01-0 | 4-Thiomorpholineaceticacid, ethyl ester, 1,1-dioxide; ETHYL 2-(1,1-DIOXO-1LAMBDA6,4-THIAZINAN-4-YL)ACETATE; 4-THIOMORPHOLINE ACETIC ACID, ETHYL ESTER, 1,1-DIOXIDE |  | C8H15NO4S | 详情 | 供应商 | |
| 42858-03-7 | 4,7-Methano-2H-cycloheptathiazole(9CI); 4,7-Methano-2H-cycloheptathiazole(9CI) |  | C9H7NS | 详情 | 供应商 | |
| 334971-36-7 | 4-Isoxazolecarboxylicacid, 3-(2,6-difluorophenyl)-5-methyl-, methyl ester; 4-Isoxazolecarboxylicacid,3-(2,6-difluorophenyl)-5-methyl-,methylester(9CI) |  | C12H9F2NO3 | 详情 | 供应商 | |
| 334971-28-7 | 4-Isoxazolecarboxylicacid, 5-(2-chloro-6-fluorophenyl)-3-methyl-, ethyl ester; 4-Isoxazolecarboxylicacid,5-(2-chloro-6-fluorophenyl)-3-methyl-,ethylester(9CI) |  | C13H11ClFNO3 | 详情 | 供应商 | |
| 329783-11-1 | 4-Pyrimidinamine,2-hydrazinyl-N,5-dimethyl-; 2(1H)-Pyrimidinone,5-methyl-4-(methylamino)-, hydrazone (9CI) |  | C6H11N5 | 详情 | 供应商 | |
| 327157-57-3 | 4-Pyridinamine,N,N,2-trifluoro-2,3-dihydro-; 4-Pyridinamine,N,N,2-trifluoro-2,3-dihydro-(9CI) |  | C5H5F3N2 | 详情 | 供应商 | |
| 327157-56-2 | 4-Pyridinamine,N,N-difluoro-; 4-(Difluoroamino)pyridine |  | C5H4F2N2 | 详情 | 供应商 | |
| 327029-37-8 | 4,7-Epoxy-1,3-dioxolo[4,5-c]pyridine(9CI); 4,7-Epoxy-1,3-dioxolo[4,5-c]pyridine(9CI) |  | C6H3NO3 | 详情 | 供应商 | |
| 327023-42-7 | 4-Octene-2,6-diyne-1,8-diamine,N1,N1-dimethyl-, (4Z)-; 4-Octene-2,6-diyne-1,8-diamine,N,N-dimethyl-, (4Z)- (9CI) |  | C10H14N2 | 详情 | 供应商 | |
| 323187-85-5 | 4-Cyclopentene-1,3-dione,2-acetyl-4-hydroxy-; 4-Cyclopentene-1,3-dione, 2-acetyl-4-hydroxy- (9CI) |  | C7H6O4 | 详情 | 供应商 | |
| 313950-53-7 | 4-Piperidineethanol,2-(1-methylethyl)-, (2R,4R)-rel-; 4-Piperidineethanol,2-(1-methylethyl)-,(2R,4R)-rel-(9CI) |  | C10H21NO | 详情 | 供应商 | |
| 309922-30-3 | 4,5-Isoxazoledione,3-(1,1-dimethylethyl)-, 4-oxime; 4,5-Isoxazoledione,3-(1,1-dimethylethyl)-,4-oxime(9CI) |  | C7H10N2O3 | 详情 | 供应商 | |
| 31415-76-6 | 4-Pyrimidinemethanol, a-methyl-, (aR)-; 4-Pyrimidinemethanol,a-methyl-, (R)-(+)- (8CI) |  | C6H8N2O | 详情 | 供应商 | |
| 31591-86-3 | 4H-Pyrazolo[3,4-b]pyridin-4-one,1,7-dihydro-; 1-H-PYRAZOLO[3,4-B]PYRIDIN-4-OL |  | C6H5N3O | 详情 | 供应商 | |
| 397309-47-6 | 4-Pyridazinecarboxylicacid, 2,3-dihydro-2-methyl-3-oxo-; 2-Methyl-3-oxo-2,3-dihydropyridazine-4-carboxylicacid |  | C6H6N2O3 | 详情 | 供应商 | |
| 397299-61-5 | 4,7-Methano-1H-isoindole-1,3(2H)-dione,3a,4,7,7a-tetrahydro-2-hydroxy-, (3aR,4S,7R,7aS)-rel-; 4,7-Methano-1H-isoindole-1,3(2H)-dione,3a,4,7,7a-tetrahydro-2-hydroxy-, (3aa,4a,7a,7aa)-; endo,cis-N-Hydroxy-5-norbornene-2,3-dicarboximide |  | C9H9NO3 | 详情 | 供应商 | |
| 397288-04-9 | 4H-1,2,4,6-Thiatriazine-4-ethanol,tetrahydro-; 4H-1,2,4,6-Thiatriazine-4-ethanol,tetrahydro-(9CI) |  | C4H11N3OS | 详情 | 供应商 | |
