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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,8a-Dimethyl-4a,5,6,7,8,8a-hexahydro-chromen-2-one 91968-21-7 C11H16O2
    4,8a-Dimethyl-4a,5,6,7,8,8a-hexahydro-chromen-2-one
    —— 4-Oxo-4,N-diphenyl-3-phenylamino-butyramide 3156-02-3 C22H20N2O2
    4-Oxo-4,N-diphenyl-3-phenylamino-butyramide
    —— (4-Benzyloxycarbonyl-benzyl)-acetamino-malonsaeure-diethylester 121966-22-1 C24H27NO7
    (4-Benzyloxycarbonyl-benzyl)-acetamino-malonsaeure-diethylester
    —— 4-(3-phenyl-2-methyl-n-propan-3-onyl)-phenyl isocyanate 87082-54-0 C17H15NO2
    4-(3-phenyl-2-methyl-n-propan-3-onyl)-phenyl isocyanate
    —— 4-nitro-N-[β-(β'-hydroxyethoxy)-ethyl]-aniline 72584-67-9 C10H14N2O4
    4-nitro-N-[β-(β'-hydroxyethoxy)-ethyl]-aniline
    —— 4-oxo-2-pentyl-3,4-dihydro-quinazoline-6-carboxylic acid 63746-50-9 C14H16N2O3
    4-oxo-2-pentyl-3,4-dihydro-quinazoline-6-carboxylic acid
    —— 4-Thiocyanato-3,5-dimethyl-1-benzyl-pyrazol 91768-94-4 C13H13N3S
    4-Thiocyanato-3,5-dimethyl-1-benzyl-pyrazol
    —— 4,5-Dideuterio-phenanthren 53710-16-0 C14H10
    4,5-Dideuterio-phenanthren
    —— 4,5,12,13-tetrakis(bromomethyl)<2.2>paracyclophane 102419-26-1 C20H20Br4
    4,5,12,13-tetrakis(bromomethyl)<2.2>paracyclophane
    —— 4-[6-(2-Chloroanilino)-6-oxohex-1-ynyl]-2-(2-methoxyethylamino)benzamide 1279093-44-5 C22H24ClN3O3
    4-[6-(2-Chloroanilino)-6-oxohex-1-ynyl]-2-(2-methoxyethylamino)benzamide
    —— 4-Hydroxy-2-methyl-6-oxo-1-pentyl-5-phenyl-1,6-dihydro-pyridine-3-carboxylic acid 138485-54-8 C18H21NO4
    4-Hydroxy-2-methyl-6-oxo-1-pentyl-5-phenyl-1,6-dihydro-pyridine-3-carboxylic acid
    —— 4-carboxy-2-[2-(4-chlorophenyl)ethyl]-6-(4-fluoro-3-methylphenyl)-2H-pyridazin-3-one 639822-36-9 C20H16ClFN2O3
    4-carboxy-2-[2-(4-chlorophenyl)ethyl]-6-(4-fluoro-3-methylphenyl)-2H-pyridazin-3-one
    —— 4,5-dichloro-2,2-diphenyl-[1,3]dioxolane 71264-35-2 C15H12Cl2O2
    4,5-dichloro-2,2-diphenyl-[1,3]dioxolane
    —— 4-[2-(3-chloro-anilino)-4-oxo-4,5-dihydro-thiazol-5-yl]-benzenesulfonic acid amide 107917-66-8 C15H12ClN3O3S2
    4-[2-(3-chloro-anilino)-4-oxo-4,5-dihydro-thiazol-5-yl]-benzenesulfonic acid amide
    —— 4-ethyl-13H-chromeno[3,4-b][4,7]phenanthrolin-3-one 1292779-08-8 C21H16N2O2
    4-ethyl-13H-chromeno[3,4-b][4,7]phenanthrolin-3-one
    —— (4S,5S)-4-(iodomethyl)-2,2-dimethyl-5-[(E)-2-[(p-tolyl)sulfonyl]-2-(methylthio)ethenyl]-1,3-dioxalane 361203-44-3 C16H21IO4S2
    (4S,5S)-4-(iodomethyl)-2,2-dimethyl-5-[(E)-2-[(p-tolyl)sulfonyl]-2-(methylthio)ethenyl]-1,3-dioxalane
    —— 4-[(6,7-epoxy-3-ethyl-7,9-dimethyldecyl)-oxy]-1,2-(methylenedioxy)-benzene 58606-03-4 C21H32O4
    4-[(6,7-epoxy-3-ethyl-7,9-dimethyldecyl)-oxy]-1,2-(methylenedioxy)-benzene
    —— 4-[4-(1-oxy-benzotriazol-2-yl)-phenylazo]-<i>m</i>-phenylenediamine 107520-90-1 C18H15N7O
    4-[4-(1-oxy-benzotriazol-2-yl)-phenylazo]-<i>m</i>-phenylenediamine
    —— 4-hydroxy-3-(6-methyl-benzothiazol-2-ylazo)-1<i>H</i>-quinolin-2-one 101445-50-5 C17H12N4O2S
    4-hydroxy-3-(6-methyl-benzothiazol-2-ylazo)-1<i>H</i>-quinolin-2-one
    —— 4-(4-Cyclohexyl-butyl)-2-methyl-phenol 109250-79-5 C17H26O
    4-(4-Cyclohexyl-butyl)-2-methyl-phenol
    —— [(4<i>S</i>)-3-((<i>E</i>)-ethylidene)-2ξ-hydroxy-5-methoxycarbonyl-3,4-dihydro-2<i>H</i>-pyran-4-yl]-acetic acid methyl ester 92788-48-2 C12H16O6
    [(4<i>S</i>)-3-((<i>E</i>)-ethylidene)-2ξ-hydroxy-5-methoxycarbonyl-3,4-dihydro-2<i>H</i>-pyran-4-yl]-acetic acid methyl ester
    —— 4-chloro-4'-(2-methoxycarbonyl-2-chloroethyl)biphenyl 83281-09-8 C16H14Cl2O2
    4-chloro-4'-(2-methoxycarbonyl-2-chloroethyl)biphenyl
    —— 4-O-(2-acetamido-4,6-O-benzylidene-2-deoxy-β-D-glucopyranosyl)-2-acetamido-2-deoxy-5,6-isopropylidene-3-O-(2-ethoxymethoxymethyl)-D-glucose diethyl acetal 108304-75-2 C34H54N2O14
    4-O-(2-acetamido-4,6-O-benzylidene-2-deoxy-β-D-glucopyranosyl)-2-acetamido-2-deoxy-5,6-isopropylidene-3-O-(2-ethoxymethoxymethyl)-D-glucose diethyl acetal
    —— 4-{[4-ethoxy-6-(4-hydroxy-phenylamino)-[1,3,5]triazin-2-ylamino]-methyl}-benzenesulfonamide 1174126-10-3 C18H20N6O4S
    4-{[4-ethoxy-6-(4-hydroxy-phenylamino)-[1,3,5]triazin-2-ylamino]-methyl}-benzenesulfonamide
    —— 4-((3,4-dimethoxyphenylamino)methyl)-N-(2-amino-5-styrylphenyl)benzamide 849233-91-6 C30H29N3O3
    4-((3,4-dimethoxyphenylamino)methyl)-N-(2-amino-5-styrylphenyl)benzamide
    —— 4-((S)-4-tert-butoxycarbonyl-2-{[2-phenyl-6-(trans-2-phenyl-cyclopropylamino)-pyrimidine-4-carbonyl]-amino}-butyryl)-piperazine-1-carboxylic acid ethyl ester 913948-76-2 C36H44N6O6
    4-((S)-4-tert-butoxycarbonyl-2-{[2-phenyl-6-(trans-2-phenyl-cyclopropylamino)-pyrimidine-4-carbonyl]-amino}-butyryl)-piperazine-1-carboxylic acid ethyl ester
    —— 4-{(S)-4-tert-butoxycarbonyl-2-[(2-phenyl-6-phenylsulfanyl-pyrimidine-4-carbonyl)-amino]-butyryl}-piperazine-1-carboxylic acid ethyl ester 913949-97-0 C33H39N5O6S
    4-{(S)-4-tert-butoxycarbonyl-2-[(2-phenyl-6-phenylsulfanyl-pyrimidine-4-carbonyl)-amino]-butyryl}-piperazine-1-carboxylic acid ethyl ester
    —— 4-[6-(4-phenoxyphenyl)amino-pyrimidin-4-yl]amino-aminobenzene 1144560-58-6 C22H19N5O
    4-[6-(4-phenoxyphenyl)amino-pyrimidin-4-yl]amino-aminobenzene
    —— 4-((S)-4-tert-butoxycarbonyl-2-{[6-(1-ethoxy-ethyl)-2-phenyl-pyrimidine-4-carbonyl]-amino}-butyryl)-piperazine-1-carboxylic acid ethyl ester 913951-75-4 C31H43N5O7
    4-((S)-4-tert-butoxycarbonyl-2-{[6-(1-ethoxy-ethyl)-2-phenyl-pyrimidine-4-carbonyl]-amino}-butyryl)-piperazine-1-carboxylic acid ethyl ester
    —— 4-(4-[(1R,2S)-2-((S)-1-Carbamoyl-ethylcarbamoyl)-cyclopentylamino]-5-trifluoromethyl-pyrimidin-2-ylamino)-N-methyl-N-(1-methyl-piperidin-4-yl)-benzamide 958227-04-8 C28H37F3N8O3
    4-(4-[(1R,2S)-2-((S)-1-Carbamoyl-ethylcarbamoyl)-cyclopentylamino]-5-trifluoromethyl-pyrimidin-2-ylamino)-N-methyl-N-(1-methyl-piperidin-4-yl)-benzamide
    —— 4-(4-phenyl-6-p-tolylpyrazolo[4,3-d][1,2,3]triazole-2(4H)-yl)benzoic acid 1268856-00-3 C23H17N5O2
    4-(4-phenyl-6-p-tolylpyrazolo[4,3-d][1,2,3]triazole-2(4H)-yl)benzoic acid
    —— 4-(3-chloropropyl)-7-fluoro-4H-benzo[1,4]oxazin-3-one 560082-76-0 C11H11ClFNO2
    4-(3-chloropropyl)-7-fluoro-4H-benzo[1,4]oxazin-3-one
    —— 4-(Methoxycarbonyl)tetradecachlorotriphenylmethyl Radical 79855-14-4 C21H3Cl14O2
    4-(Methoxycarbonyl)tetradecachlorotriphenylmethyl Radical
    —— (4S,5R)-4-benzoyl-5-phenyloxolan-2-one 95891-69-3 C17H14O3
    (4S,5R)-4-benzoyl-5-phenyloxolan-2-one
    —— 4,4'-dibromobenzilmonoxime 147099-90-9 C14H9Br2NO2
    4,4'-dibromobenzilmonoxime
    —— 4β,5β-Epoxy-6α,14α-dihydroxyandrost-2-ene-1,17-dione 6-monoacetate 134423-79-3 C21H26O6
    4β,5β-Epoxy-6α,14α-dihydroxyandrost-2-ene-1,17-dione 6-monoacetate
    —— 4-[5-(4-Chloro-3-nitrophenyl)-2-ethylphenyl]-5-hydroxy-2,2,6,6-tetramethylpyran-3-one 1033759-33-9 C23H24ClNO5
    4-[5-(4-Chloro-3-nitrophenyl)-2-ethylphenyl]-5-hydroxy-2,2,6,6-tetramethylpyran-3-one
    —— 4-(Benzyloxy)-3-isopropylbenzenesulfonyl chloride 1094721-09-1 C16H17ClO3S
    4-(Benzyloxy)-3-isopropylbenzenesulfonyl chloride
    —— (4R,5S)-4-Nitro-5-((R)-toluene-4-sulfinylmethyl)-1,3,4,5-tetrahydro-benzo[cd]indole 112018-83-4 C19H18N2O3S
    (4R,5S)-4-Nitro-5-((R)-toluene-4-sulfinylmethyl)-1,3,4,5-tetrahydro-benzo[cd]indole
    —— 4-Methoxy-2,2',4'-trinitro-diphenylamin 51117-60-3 C13H10N4O7
    4-Methoxy-2,2',4'-trinitro-diphenylamin
    —— 4,4-difluoro-1,3,5,7-tetramethyl-2,6-dimethylthio-8-(3-furyl)-4-bora-3a,4a-diaza-s-indacene-3-ium-4-ide 1421681-35-7 C19H21BF2N2OS2
    4,4-difluoro-1,3,5,7-tetramethyl-2,6-dimethylthio-8-(3-furyl)-4-bora-3a,4a-diaza-s-indacene-3-ium-4-ide
    —— 4-methyl-N-[(Z)-6-methylhept-6-en-2-ylideneamino]benzenesulfonamide 79831-35-9 C15H22N2O2S
    4-methyl-N-[(Z)-6-methylhept-6-en-2-ylideneamino]benzenesulfonamide
    —— 4-ethoxy-N-(4-{2-[(3-pyrrolidin-1-ylpropyl)amino]-5,6-dihydrobenzo[h]quinazolin-6-yl}phenyl)benzamide 1234355-62-4 C34H37N5O2
    4-ethoxy-N-(4-{2-[(3-pyrrolidin-1-ylpropyl)amino]-5,6-dihydrobenzo[h]quinazolin-6-yl}phenyl)benzamide
    —— (4-methoxy-benzyl)-(4,5,6,7-tetrahydro-benz[<i>c</i>]isoxazol-3-yl)-amine 100957-67-3 C15H18N2O2
    (4-methoxy-benzyl)-(4,5,6,7-tetrahydro-benz[<i>c</i>]isoxazol-3-yl)-amine
    —— 4-phenyl-<i>trans</i>-cinnamic acid-(2-diisopropylamino-ethyl ester) 102762-35-6 C23H29NO2
    4-phenyl-<i>trans</i>-cinnamic acid-(2-diisopropylamino-ethyl ester)
    —— (4-methyl-2-oxo-2<i>H</i>,10<i>H</i>-chromeno[8,7-<i>e</i>][1,3]oxazin-9-yl)-acetic acid methyl ester 97492-44-9 C15H15NO5
    (4-methyl-2-oxo-2<i>H</i>,10<i>H</i>-chromeno[8,7-<i>e</i>][1,3]oxazin-9-yl)-acetic acid methyl ester
    —— (4,6-diethoxy-[1,3,5]triazin-2-yl)-[2-methoxy-5-methyl-4-(4-nitro-phenylazo)-phenyl]-amine 13413-27-9 C21H23N7O5
    (4,6-diethoxy-[1,3,5]triazin-2-yl)-[2-methoxy-5-methyl-4-(4-nitro-phenylazo)-phenyl]-amine
    —— <4,6-Dimethoxy-pyrimidyl-(2)-amino>-phosphorsaeure-diethylenimid 91006-55-2 C10H16N5O3P
    <4,6-Dimethoxy-pyrimidyl-(2)-amino>-phosphorsaeure-diethylenimid
    —— 4,8-dichloro-2,6-bis-(2-chloro-phenyl)-benzo[1,2-<i>d</i>;4,5-<i>d'</i>]bisoxazole 110395-38-5 C20H8Cl4N2O2
    4,8-dichloro-2,6-bis-(2-chloro-phenyl)-benzo[1,2-<i>d</i>;4,5-<i>d'</i>]bisoxazole
    —— 4,5,6,7,10,10-Hexachlor-4,7-methylen-2,3,4,7,8,9-hexahydrocumaron 90556-68-6 C9H6Cl6O
    4,5,6,7,10,10-Hexachlor-4,7-methylen-2,3,4,7,8,9-hexahydrocumaron