| CAS登錄號 | 中文名 | 英文名 | 分子結構式 | 分子式 | 詳情 | 供應商 |
| 203-65-6 | 4H-Benzo[def]carbazole; 4,5-Iminophenanthrene; Phenanthrene, 4,5-imino- |  | C14H9N | 詳情 | 供應商 | |
| 71929-24-3 | 4-Thiazoleacetic acid,5-(2-hydroxyethyl)-, methyl ester; methyl 5-(2-hydroxyethyl)thiazol-4-acetate |  | C8H11NO3S | 詳情 | 供應商 | |
| 72144-66-2 | 4-Thiomorpholinecarboxylicacid; 4-Thiomorpholinecarboxylicacid(9CI) |  | C5H9NO2S | 詳情 | 供應商 | |
| 30188-98-8 | 4(3H)-Pyrimidinone,2,6-diamino-5-[2-(2,4-dimethylphenyl)diazenyl]-; 4-Pyrimidinol,2,6-diamino-5-(2,4-xylylazo)- (8CI); NSC 134797 |  | C12H14N6O | 詳情 | 供應商 | |
| 64260-36-2 | 4-Quinolinemethanol,6-[[4-(diethylamino)-1-methylbutyl]amino]-5,8-dimethoxy- |  | C21H33N3O3 | 詳情 | 供應商 | |
| 83846-68-8 | 4-Thiazolidinone,3-ethyl-5-[2-(3-ethyl-4-methyl-2(3H)-thiazolylidene)ethylidene]-2-thioxo-; 4-Thiazolidinone,3-ethyl-5-[(3-ethyl-4-methyl-2(3H)-thiazolylidene)ethylidene]-2-thioxo- (9CI); NK 1050 |  | C13H16N2OS3 | 詳情 | 供應商 | |
| 756819-66-6 | 4H-1,2,4-Triazole,3-methyl-4-(2-propen-1-yl)-; 4H-1,2,4-Triazole,3-methyl-4-(2-propenyl)- (9CI) |  | C6H9N3 | 詳情 | 供應商 | |
| 27686-36-8 | 4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-8-(b-D-glucopyranosyloxy)-5,7-dihydroxy-; Hypolaetin8-O-b-D-glucoside; Hypolaetin8-glucoside; Hypoletin 8-O-b-D-glucoside; Hypoletin 8-b-D-glucopyranoside |  | C21H20O12 | 詳情 | 供應商 | |
| 784132-37-2 | 4-Oxazolecarboxylicacid, 4,5-dihydro-2-(1-methylethyl)-, (4S)-; 4-Oxazolecarboxylicacid,4,5-dihydro-2-(1-methylethyl)-,(4S)-(9CI) |  | C7H11NO3 | 詳情 | 供應商 | |
| 144074-90-8 | 4H-1-Benzopyran-4-one,5,7-dihydroxy-2-(hydroxymethyl)-6-(2-hydroxy-3-methyl-3-buten-1-yl)-; 4H-1-Benzopyran-4-one,5,7-dihydroxy-2-(hydroxymethyl)-6-(2-hydroxy-3-methyl-3-butenyl)- (9CI); Cnidimol E |  | C15H16O6 | 詳情 | 供應商 | |
| 122037-29-0 | 4(3H)-Quinazolinone,3-(1-methyl-1H-pyrazol-5-yl)- |  | C12H10N4O | 詳情 | 供應商 | |
| 701196-90-9 | 4-Piperidinecarboxamide,2-methyl-, (2R,4R)-; 4-Piperidinecarboxamide,2-methyl-,(2R,4R)-(9CI) |  | C7H14N2O | 詳情 | 供應商 | |
| 76455-84-0 | 4(5H)-Pyrimidinone,2-(methylthio)-; 4(5H)-Pyrimidinone, 2-(methylthio)- (9CI) |  | C5H6N2OS | 詳情 | 供應商 | |
| 14954-04-2 | 4H-1,4-Thiazine-4-aceticacid, 3,5-diphenyl-, methyl ester, 1,1-dioxide; NSC 152608 |  | C19H17NO4S | 詳情 | 供應商 | |
| 748121-73-5 | 4-Imidazolidinone,2,2,3-trimethyl-5-(1-methylethyl)-, (5S)-; 4-Imidazolidinone,2,2,3-trimethyl-5-(1-methylethyl)-,(5S)-(9CI) |  | C9H18N2O | 詳情 | 供應商 | |
| 121747-89-5 | 4H-1-Benzopyran-4-one,3-(2,2-dimethyl-2H-1-benzopyran-6-yl)-5,7-dihydroxy-; Isoderrone |  | C20H16O5 | 詳情 | 供應商 | |
| 28648-89-7 | 4,5'-Bipyrimidine |  | C8H6N4 | 詳情 | 供應商 | |
| 72781-97-6 | 4-Thiazolecarboxylicacid, 2,5-dihydro-; delta(3)-thiazoline-4-carboxylate; 4-Thiazolecarboxylic acid, 2,5-dihydro- |  | C4H5NO2S | 詳情 | 供應商 | |
| 72606-47-4 | 4-Morpholineaceticacid, 2-(1-naphthalenylmethylene)hydrazide, hydrochloride (1:1); 4-Morpholineaceticacid, (1-naphthalenylmethylene)hydrazide, monohydrochloride (9CI) |  | C17H20ClN3O2 | 詳情 | 供應商 | |
| 709666-24-0 | 4-Pyridinecarboxylicacid, 3-amino-5-methoxy-, ethyl ester; 4-Pyridinecarboxylicacid,3-amino-5-methoxy-,ethylester(9CI) |  | C9H12N2O3 | 詳情 | 供應商 | |