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中文名称 英文名称 CAS号 化学式
—— 4,5-Dichloro-2-nitro-1-(phenylacetamido)benzene 1798-36-3 C14H10Cl2N2O3
—— 4a-hydroxypterin 83387-39-7 C7H11N5O2
—— 4-Brom-6,6-diacetoxy-cyclohexadien-(2,4)-on-(6) 91445-87-3 C10H9BrO5
—— 4,5,6,7-tetramethoxynaphthalen-1-ol 135678-87-4 C14H16O5
—— [4-[(S)-[(2S)-2-butoxypropanoyl]oxy-cyanomethyl]phenyl] 4-decoxybenzoate 130610-53-6 C32H43NO6
—— 4-trifluoromethyl-pyridine-2-carboxylic acid (5-{4-[5-(4-isopropyl-piperazin-1-yl)-pyridin-3-yl]-1,2,3-triazol-1-yl}-6-methyl-pyridin-3-yl)amide 1219947-69-9 C27H28F3N9O
—— 4-Hydroxy-3-(1-methoxy-4-methyl-2-oxo-pentyl)-6-methyl-1H-pyridin-2-one 63353-02-6 C13H19NO4
—— (4-Cyclohexyl-phenylmercapto)-essigsaeure-methylester 55289-95-7 C15H20O2S
—— (4aS,10aR)-5,6,8-Trimethoxy-7-(2-methoxy-1-methyl-ethyl)-1,1,4a-trimethyl-1,2,3,4,4a,9,10,10a-octahydro-phenanthrene 56850-76-1 C24H38O4
—— 4-{[1-(4-bromo-benzoyl)-2-(3-nitro-phenyl)-2-oxo-ethylidene]-hydrazino}-<i>N</i>-pyrimidin-2-yl-benzenesulfonamide 59258-58-1 C25H17BrN6O6S
—— 4-{2-[5-(4,5-Dimethoxy-3-oxo-1,3-dihydro-isobenzofuran-1-yl)-6-methyl-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-g]isoquinolin-4-yloxy]-acetylamino}-benzoic acid ethyl ester 64816-84-8 C32H32N2O10
—— 4-Hydroxy-18-nor-isopimara-7,15-dien-6-on 57906-38-4 C19H28O2
—— (4aR,5R,8aR,9R)-9-Hydroxy-3,4a,5-trimethyl-5,8,8a,9-tetrahydro-4aH-naphtho[2,3-b]furan-4-one 61130-47-0 C15H18O3
—— 4-Ethoxy-4'-iodacetylamino-diphenylamin 38008-00-3 C16H17IN2O2
—— 4-<N-Propyl-2-oxo-1-methyl-phenaethyl>-amino-butan-1-ol 93145-92-7 C16H25NO2
—— 4,5-difluoro-3,6-dimethoxy-pyridazine 21948-62-9 C6H6F2N2O2
—— 4'-(3,5-dimethylisoxazol-4-yl)-3'-(4-hydroxyphenyl)-1'-methyI-1'H-1,2'-bipyrrole-5'-carbaldehyde oxime 1289205-15-7 C21H20N4O3
—— (4S,4aS,7S,7aS)-hexahydro-7-isopropyl-4a-methyl-4-(3-methyl-3-butenyl)cyclopenta<b>pyran-2(3H)-one 132072-20-9 C17H28O2
—— 4-[4-(4-diethylamino-2-methyl-phenylamino)-pyrimidin-2-yl]-piperazine-1-carboxylic acid tert-butyl ester 1048387-76-3 C24H36N6O2
—— 4,4-dimethyl-1-phenyl-1,2,3,4-tetrahydroquinolin-3-ol 1381888-65-8 C17H19NO
—— 4-hydroxy-3,5-bis[[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy]benzoic acid 474111-84-7 C19H26O15
—— 4-(1-[(3-fluorophenyl)sulfonyl]-1-methylethyl)-1-[2-(methylsulfonyl)-4-(trifluoromethoxy)benzoyl]piperidine 1138329-10-8 C23H25F4NO6S2
—— 4-(Chloromethyl)-2-(4-methanesulfonylphenyl)-1,3-oxazole 1178081-96-3 C11H10ClNO3S
—— 4-Methylsantonen 59441-60-0 C16H18O3
—— 4-[1-p-Tolyl-meth-(E)-ylidene]-2-[1-p-tolyl-meth-(Z)-ylidene]-dihydro-thiophen-3-one 58451-56-2 C20H18OS
—— 4,2'-Dihydroxy-4'-benzyloxy-3',5',6'-trimethoxychalkon 50461-96-6 C25H24O7
—— 4-methyl-N,N'-bis(neopentyl)-1,2-phenylenedi(amino)dichlorosilane 172295-88-4 C17H28Cl2N2Si
—— (4<i>R</i>)-2,2-dimethyl-6,<i>N</i>-bis-(4-methyl-benzoyl)-(3a<i>t</i>,11a<i>t</i>)-3a,4,5,6,11,11a-hexahydro-4<i>r</i>,11<i>c</i>-epioxido-[1,3]dioxolo[4,5-<i>f</i>]imidazo[1,5-<i>a</i>][1,3]diazocine-7-carboximidic acid amide 58927-43-8 C28H29N5O5
—— 4-oxo-4<i>H</i>-chromene-3-carbaldehyde pyrimidin-2-ylhydrazone 61466-54-4 C14H10N4O2
—— 4-Propoxy-4'-butyl-2-methyl-O,N,N-azoxybenzol 55792-76-2 C20H26N2O2
—— 4,10-diphenyl-5<i>H</i>-2,5-epiazano-benzo[<i>c</i>]azepin-1-one 62407-60-7 C22H16N2O
—— 4-[(2,4-Dinitro-phenyl)-hydrazono]-2-phenyl-chroman-3-ol 18500-74-8 C21H16N4O6
—— 4-Chloro-3-oxo-2-[1-phenyl-meth-(E)-ylidene]-pentanoic acid tert-butyl ester 119515-99-0 C16H19ClO3
—— 4-Chloro-N1,N3-diethyl-2,6-dinitro-benzene-1,3-diamine 29091-15-4 C10H13ClN4O4
—— 4-methyl-6-(4-(trifluoromethyl)phenyl)phenanthridine 1270093-31-6 C21H14F3N
—— 4''-O-[3-[[2-[(3-carboxy-7-chloro-1-cyclopropyl-1,4-dihydro-4-oxo-6-quinolinyl)amino]ethyl]amino]propionyl]-2'-O-acetyl-O-11,12-carbonate-(9E)-(2-pyridylmethyl)oximino erythromycin A 688329-50-2 C64H91ClN6O19
—— {4-[(2-Hydroxy-ethylamino)-methyl]-2,5-dimethyl-thiophen-3-yl}-carbamic acid ethyl ester 126033-53-2 C12H20N2O3S
—— 4-Hydroxy-α<sup>1</sup>-((α-methyl-p-ethoxyphenoxyethyl)-amino)-methyl)-m-xylol-α<sup>1</sup>,α<sup>3</sup>-diol 24099-14-7 C20H27NO5
—— 4'-(3-hydroxypropyl)-5-(4-methylthiazol-2-yl)-3-o-tolyl-1H-[2,3']bipyridinyl-6-one 489466-62-8 C24H23N3O2S
—— 4-[1-(6,7-dimethoxy-quinazolin-4-yl)-pyrrolidin-3-yloxy]-benzonitrile 897045-12-4 C21H20N4O3
—— 4-(4-(5-ethylpyrimidin-2-yl)piperazin-1-yl)-7-(4-methanesulfonyl-phenyl)thieno[3,2-d]pyrimidine 1384950-54-2 C23H24N6O2S2
—— 4-fluoro-2-octylphenylamine 929560-04-3 C14H22FN
—— 4-amino-6-(4-isopropylphenyl)-2-methoxy-7,8-dihydropyrido[4,3-d]pyrimidin-5(6-H)-one 1236408-51-7 C17H20N4O2
—— 4-{[5-acetyl-3-(2-hydroxyethyl)-4-methyl-1,3-thiazol-2(3H)-ylidene]amino}-N,N-dimethylbenzamide 1146976-60-4 C17H21N3O3S
—— 4-(3-azidophenylamino)-6-methoxyquinazolin-7-ol 688025-27-6 C15H12N6O2
—— 4-carboxy-1-hexadecyl-pyridinium; iodide 124109-93-9 C22H38NO2*I
—— 4β,8β-Epoxy-4,5,8,8a-tetrahydro-(3a-αH,8a-αH)-3aH-cyclohepta<d>isoxazol-6(7H)-on 139781-12-7 C14H13NO3
—— (4S,4aS,6aS,8R,9R,11aR,11bS)-8-methoxy-4,8,11b-trimethyltetradecahydro-6a,9-methanocyclohepta[a]naphthalen-4-ol 38308-41-7 C20H34O2
—— 4,4-dimethoxy-3-pentanoyl-2,3-dihydronaphthalen-1-one 83115-55-3 C17H22O4
—— 4,6-bis(4-isopropylbenzoyl)isophthalic acid 1391582-55-0 C28H26O6