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    中文名称 英文名称 CAS号 化学式
    —— 4,4-dimethyl-1-triisopropylsilyl-1-pentyn-3-ol 263720-73-6 C16H32OSi
    —— 4-Methyl-3-(4-morpholin-4-yl-but-2-ynyl)-3H-thiazol-2-one; hydrochloride 68718-27-4 C12H16N2O2S*ClH
    —— 4-hydroxy-3-(hydroxyimino-phenyl-methyl)-8-methyl-chromen-2-one 65623-54-3 C17H13NO4
    —— 4-{[7-methyl-2,4-dioxo-10-(tetra-<i>O</i>-acetyl-ribitol-1-yl)-2,3,4,10-tetrahydro-benzo[<i>g</i>]pteridin-8-ylmethyl]-amino}-benzenesulfonamide 66421-60-1 C31H34N6O12S
    —— [4-(3-trifluoromethyl-phenyl)-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl]-acetic acid (3-hydroxy-benzylidene)-hydrazide 67128-35-2 C18H14F3N5O2S
    —— (4R,5S)-1-(2-Hydroxy-1,1-dimethyl-ethyl)-3,3,6,6-tetramethyl-azepane-4,5-diol 58384-52-4 C14H29NO3
    —— 4,4'-Bis-[(Z)-2-(4-bromo-thiophen-3-yl)-vinyl]-[3,3']bithiophenyl 70259-53-9 C20H12Br2S4
    —— 4,4'-dichloro-[3,3']bithiophenyl-2,2'-dicarboxylic acid 69308-12-9 C10H4Cl2O4S2
    —— 4-Butoxy-2,2,6,6-tetramethyl-[1,4,2,6]oxaphosphadisilinane 4-oxide 63382-79-6 C10H25O3PSi2
    —— 4-chloro-<i>N</i>-(1,3-dimethyl-3-phenyl-1,3-dihydro-indol-2-ylidene)-benzenesulfonamide 64648-54-0 C22H19ClN2O2S
    —— 4-(2-nitro-anilino)-but-3-en-2-one-(2-nitro-phenylimine) 132623-78-0 C16H14N4O4
    —— 4-[18F]fluoro-N-methyl-N-(prop-2-yn-1-yl)benzenesulfonamide 1206850-11-4 C10H10FNO2S
    —— 4,10-bis(p-tolylsulphonyl)-7,16,19,24-tetraoxa-1,4,10,13-tetra-azabicyclo<11.8.5>hexacosane 118075-01-7 C32H50N4O8S2
    —— (4S,6S)-4-((tert-butyldimethylsilyl)oxy)-6-(2-((tertbutyldiphenylsilyl)oxy)ethyl)tetrahydro-2H-pyran-2-yl acetate 1392820-83-5 C31H48O5Si2
    —— 4,4-bis(4-fluorophenyl)-1-{3-[4-(6-fluoro(3-pyridyl))piperidyl]butyl}-2-methyl-2-imidazolin-5-one 721956-99-6 C30H31F3N4O
    —— 4,5α-epoxy-14-hexanoylamino-3-methoxy-17-methyl-morphin-7-en-6-one 68616-21-7 C24H30N2O4
    —— 4-(6-Methoxy-1,2,3,4-tetrahydro-1-naphthylmethyl)-1-methyl-piperidin 19099-83-3 C18H27NO
    —— 4-[4-[3-(2,5-dioxo-3-phenylimidazolidin-1-yl)propoxy]phenyl]sulfonyl-N-hydroxyoxane-4-carboxamide 476185-19-0 C24H27N3O8S
    —— (4aS,5R,6S,8aR)-5,6,8a-trimethyl-5-vinyloctahydronaphthalen-1(2H)-one 1070795-37-7 C15H24O
    —— 4-(2-chloromercury-phenoxymethyl)-7-methyl-chromene-2-one 1252026-23-5 C17H13ClHgO3
    —— 4-amino-2-cyclopropylmethyl-2H-pyrazole-3-carboxylic acid methylamide 1352200-04-4 C9H14N4O
    —— 4-[5-(aminomethyl)-1H-indol-2-yl]benzene-1,2-dicarbonitrile 1137641-35-0 C17H12N4
    —— 4-[6-(1H-indol-6-yl)-9-[(3-methoxyphenyl)methyl]purin-2-yl]morpholine 1138157-97-7 C25H24N6O2
    —— 4-benzoyl-N-isopropyl-3,4-dihydro-2H-benzo[b][1,4]thiazine-6-carboxamide 1131455-25-8 C19H20N2O2S
    —— 4-[<i>N</i>'-(isopropyl-thiocarbamoyl)-hydrazinocarbonyl]-benzenesulfonamide 26080-30-8 C11H16N4O3S2
    —— 4-(5-phenyl-oxazol-2-yl)-phthalic acid dimethyl ester 73020-67-4 C19H15NO5
    —— 4-Bromo-benzoic acid [(Z)-3-hydroxy-3-phenyl-prop-2-en-(E)-ylidene]-hydrazide 69807-57-4 C16H13BrN2O2
    —— (4R,5S)-3-[5-(benzhydrylideneamino)pent-3-enoyl]-4-methyl-5-phenyloxazolidin-2-one 1330117-22-0 C28H26N2O3
    —— 4-(3,4-dimethylphenyl)-5-(2,2,2-trifluoroethoxy)picolinic acid 1364678-28-3 C16H14F3NO3
    —— 4-amino-3-methylbut-2-enamide hydrochloride 102831-39-0 C5H10N2O*ClH
    —— 4-(4-((hydroxyimino)(phenyl)methyl)pyrimidin-2-ylamino)benzonitrile 1225464-56-1 C18H13N5O
    —— 4-Iodo-1-(2-methylpropyl)pyridin-2-one 1363437-35-7 C9H12INO
    —— (4-hydroxy-3,5-diiodo-phenyl)-(2-propyl-benzo[<i>b</i>]thiophen-3-yl)-methanone 39620-59-2 C18H14I2O2S
    —— (4-(4-chlorophenyl)-1H-imidazol-1-yl)(2-phenyloxazolidin-3-yl)methanone 1233854-20-0 C19H16ClN3O2
    —— 4,8-Bis[2-(4-hexylphenyl)ethynyl]-2,6-diiodothieno[2,3-f][1]benzothiole 1418748-27-2 C38H36I2S2
    —— 4-(3-Iodo-2-oxopropylidene)-2-(2-carboxyethyl)-2,3,5,5-tetramethylimidazolidine 1-oxyl 132402-30-3 C13H20IN2O4
    —— 4,9b-Diaza-cyclopenta[cd]phenalene-1-carboxylic acid 123730-50-7 C14H8N2O2
    —— 4,5-bis(2,5-dimethyl-3-thienyl)-2-(4-methoxyphenyl)cyclopent-4-ene-1,3-dione 1065193-61-4 C24H22O3S2
    —— 4-Nitro-benzoic acid (R)-1-but-3-enyloxycarbonyl-ethyl ester 127084-35-9 C14H15NO6
    —— 4-Hydroxy-5-isobutyl-3,5-dimethyl-5H-furan-2-one 128813-20-7 C10H16O3
    —— 4-methoxy-8-hydroxycinnamoylacetonaphthone 79926-94-6 C22H18O4
    —— 4-(4-methylpiperazin-1-yl)-5-(2-methylpropyl)-2-phenylthieno[2,3-d]pyrimidine 1611471-51-2 C21H26N4S
    —— 4-(1-ethyl-propylidene)-3-phenyl-4<i>H</i>-isoxazol-5-one 41837-00-7 C14H15NO2
    —— 4-methylphenyl 2-acetamido-3,6-di-O-benzoyl-2-deoxy-4-O-trifluormethane-sulfonyl-1-thio-β-D-galactopyranoside 1164151-42-1 C30H28F3NO9S2
    —— (4R,5S)-5-Butyl-3-ethyl-4-methyl-4,5-dihydro-isoxazole 107770-35-4 C10H19NO
    —— 4-[5-(3,5-dichloro-phenyl)-5-trifluoromethyl-4,5-dihydro-isoxazol-3-yl]-2-methyl-benzene-N-propyl-N',N'-dimethyl-amidrazone 1233232-26-2 C23H25Cl2F3N4O
    —— 4-amino-6-(2-thienylmethyl)-2-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-2,3-dihydro-3-thioxo-1,2,4-triazin-5(4H)-one 1058140-20-7 C22H26N4O10S2
    —— 4-cyclohexyl-hexanoic acid-[3-(2,5-dimethyl-pyrrol-1-yl)-propyl ester] 102456-63-3 C21H35NO2
    —— 4-oxyde de la 3-p-anisyl-6-chloro-4-ethoxy-1-phenyl-3a,4,5,9b-tetrahydro-1H-pyrazolo<4,5-c>isophosphinoline 141671-81-0 C25H24ClN2O3P
    —— 4-ethoxy-10-chloro-[1,7]phenanthroline 710336-86-0 C14H11ClN2O