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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(5-Cyano-furan-2-yl)-benzoic acid ethyl ester 57666-76-9 C14H11NO3
    4-(5-Cyano-furan-2-yl)-benzoic acid ethyl ester
    —— 4,5,6-Trimethyloctan-3-on 70358-80-4 C11H22O
    4,5,6-Trimethyloctan-3-on
    —— 4,4,6-trimethyl-2-pyridin-2-yl-[1,3]oxazinane 36873-33-3 C12H18N2O
    4,4,6-trimethyl-2-pyridin-2-yl-[1,3]oxazinane
    —— 4-(benzyloxymethyl)-6-bromo-2-(((1R,2R)-2-phenylcyclopropyl)methyl)-1,2,4-triazine-3,5(2H,4H)-dione 1562527-22-3 C21H20BrN3O3
    4-(benzyloxymethyl)-6-bromo-2-(((1R,2R)-2-phenylcyclopropyl)methyl)-1,2,4-triazine-3,5(2H,4H)-dione
    —— (4-methoxy-3,5-dimethyl-phenyl)-acetic acid amide 99985-50-9 C11H15NO2
    (4-methoxy-3,5-dimethyl-phenyl)-acetic acid amide
    —— 4,6-Dichlor-2-<2,4-dibrom-anilino>-<1,3,5>triazin 2352-30-9 C9H4Br2Cl2N4
    4,6-Dichlor-2-<2,4-dibrom-anilino>-<1,3,5>triazin
    —— 4-[3-(3-carboxy-pyridin-2-ylmethyl)-7-cyano-1-methyl-5-(3-methyl-but-2-enyl)-2,4-dioxo-2,3,4,5-tetrahydro-1H-pyrrolo[3,2-d]pyrimidin-6-yl]-[1,4]diazepan-1-carboxylic acid tert-butyl ester 942586-63-2 C30H37N7O6
    4-[3-(3-carboxy-pyridin-2-ylmethyl)-7-cyano-1-methyl-5-(3-methyl-but-2-enyl)-2,4-dioxo-2,3,4,5-tetrahydro-1H-pyrrolo[3,2-d]pyrimidin-6-yl]-[1,4]diazepan-1-carboxylic acid tert-butyl ester
    —— {4-[5-({[(5-methyl-4H-1,2,4-triazol-3-yl)methyl]amino}carbonyl)-3-phenyl-1,6-naphthyridin-2-yl]phenyl}methanaminium trifluoroacetate 1311380-43-4 C2HF3O2*C26H23N7O
    {4-[5-({[(5-methyl-4H-1,2,4-triazol-3-yl)methyl]amino}carbonyl)-3-phenyl-1,6-naphthyridin-2-yl]phenyl}methanaminium trifluoroacetate
    —— 4-butoxy-1-methyl-2-nitrobenzene 946604-92-8 C11H15NO3
    4-butoxy-1-methyl-2-nitrobenzene
    —— 4-amino-N-(4-((((4-chloro-2-fluorophenyl)amino)carbonyl)amino)phenyl)pyrrolo(2,1-f)(1,2,4)triazine-5-carboxamide 1083164-02-6 C20H15ClFN7O2
    4-amino-N-(4-((((4-chloro-2-fluorophenyl)amino)carbonyl)amino)phenyl)pyrrolo(2,1-f)(1,2,4)triazine-5-carboxamide
    —— 4-benzyl 2-tert-butyl 3-ethyl-5-methyl-1H-pyrrole-2,4-dicarboxylate 832132-73-7 C20H25NO4
    4-benzyl 2-tert-butyl 3-ethyl-5-methyl-1H-pyrrole-2,4-dicarboxylate
    —— 4-chloro-N-[4-({[2-(dimethylamino)-6-(trifluoromethyl)quinazolin-4-yl]amino}methyl)phenyl]benzamide 1039733-79-3 C25H21ClF3N5O
    4-chloro-N-[4-({[2-(dimethylamino)-6-(trifluoromethyl)quinazolin-4-yl]amino}methyl)phenyl]benzamide
    —— 4-(2-imino-2-methoxyethyl)phenol 732238-15-2 C9H11NO2
    4-(2-imino-2-methoxyethyl)phenol
    —— (4β,8β)-4-(acetyloxy)-12,13-epoxytrichothec-9-en-8-yl (2E)-3-(2-bromine-phenylprop)-2-enoate 1619972-36-9 C26H29BrO6
    (4β,8β)-4-(acetyloxy)-12,13-epoxytrichothec-9-en-8-yl (2E)-3-(2-bromine-phenylprop)-2-enoate
    —— 4(S)-methyl-3(S)-(1(S)-methyl-2(E)-heptenyl)dihydro-2(3H)-furanone 84564-83-0 C13H22O2
    4(S)-methyl-3(S)-(1(S)-methyl-2(E)-heptenyl)dihydro-2(3H)-furanone
    —— 4-methyl-N-[3-phenyl-4-(phenylsulfonyl)azet-2(1H)-ylidene]benzenesulfonamide 1450735-35-9 C22H18N2O4S2
    4-methyl-N-[3-phenyl-4-(phenylsulfonyl)azet-2(1H)-ylidene]benzenesulfonamide
    —— (4R)-5,6-dihydro-1-β-D-ribofuranosyl-4H-pyrazolo<3.4-d><1,3>diazepin-4-ol 88970-13-2 C11H16N4O5
    (4R)-5,6-dihydro-1-β-D-ribofuranosyl-4H-pyrazolo<3.4-d><1,3>diazepin-4-ol
    —— 4-(N-formylanilino)-2-diphenylacetylamino-2-pentene 109574-34-7 C26H26N2O2
    4-(N-formylanilino)-2-diphenylacetylamino-2-pentene
    —— 4-(2-Methyl-butyl)-1-(4-trifluoromethyl-phenyl)-cyclohexanol 108769-92-2 C18H25F3O
    4-(2-Methyl-butyl)-1-(4-trifluoromethyl-phenyl)-cyclohexanol
    —— 4-O-acetyl-3-O-benzyl-2,6-O-pivaloyl-D-glucopyranosyl fluoride 895576-83-7 C25H35FO8
    4-O-acetyl-3-O-benzyl-2,6-O-pivaloyl-D-glucopyranosyl fluoride
    —— 4-[(tert-butoxy)carbonyl]-1-[(4-methoxyphenyl)methyl]piperazine-2,6-dione 305324-40-7 C17H22N2O5
    4-[(tert-butoxy)carbonyl]-1-[(4-methoxyphenyl)methyl]piperazine-2,6-dione
    —— 4-Isopropoxy-5-methoxy-7-methyl-1-naphthylboronic acid 225114-50-1 C15H19BO4
    4-Isopropoxy-5-methoxy-7-methyl-1-naphthylboronic acid
    —— 4-(4-hydroxy-3-methylphenyl)-6-(2-iodophenyl)pyrimidin-2(1H)-one 934825-81-7 C17H13IN2O2
    4-(4-hydroxy-3-methylphenyl)-6-(2-iodophenyl)pyrimidin-2(1H)-one
    —— 4-{[4-(3-(trifluoromethyl)phenyl)-1H-1,2,3-triazol-1-yl]methyl}benzoic acid 1397693-35-4 C17H12F3N3O2
    4-{[4-(3-(trifluoromethyl)phenyl)-1H-1,2,3-triazol-1-yl]methyl}benzoic acid
    —— (4S)-benzyl-3-[(3R)-(2-thioxo-oxazolidin-3-yl)butyryl]oxazolidin-2-one 1422637-20-4 C17H20N2O4S
    (4S)-benzyl-3-[(3R)-(2-thioxo-oxazolidin-3-yl)butyryl]oxazolidin-2-one
    —— 4,7,10,13,16,22,25-heptaoxa-1,19-diazabicyclo<17,8,2>nonacosane 132162-56-2 C20H40N2O7
    4,7,10,13,16,22,25-heptaoxa-1,19-diazabicyclo<17,8,2>nonacosane
    —— 4,8-di(ethynyl)benzo[1,2-b:4,5-b']dithiophene 1345201-10-6 C14H6S2
    4,8-di(ethynyl)benzo[1,2-b:4,5-b']dithiophene
    —— 4-Hydroxy-5-(1-iodoethyl)-5-methyloxolan-2-one 81357-35-9 C7H11IO3
    4-Hydroxy-5-(1-iodoethyl)-5-methyloxolan-2-one
    —— (4S,5S)-4-Benzyloxymethyl-2,2-dimethyl-5-((Z)-(S)-5-oxiranyl-pent-1-enyl)-[1,3]dioxolane 912351-86-1 C20H28O4
    (4S,5S)-4-Benzyloxymethyl-2,2-dimethyl-5-((Z)-(S)-5-oxiranyl-pent-1-enyl)-[1,3]dioxolane
    —— 4-methyl-4-amino-adamantan-1-ol hydrochloride 1202072-36-3 C11H19NO*ClH
    4-methyl-4-amino-adamantan-1-ol hydrochloride
    —— 4-[1-(2-methoxyethyl)-2-methylimidazol-5-yl]-2-{4-[N-(3-methoxypropyl)sulphamoyl]anilino}pyrimidine 403791-82-2 C21H28N6O4S
    4-[1-(2-methoxyethyl)-2-methylimidazol-5-yl]-2-{4-[N-(3-methoxypropyl)sulphamoyl]anilino}pyrimidine
    —— 4-((S)-4,4-dichloro-1-methyl-3,8-dioxo-2-azaspiro[4.5] deca-6,9-dien-2-yl)cyclohex-1-enecarbonitrile 1435270-57-7 C17H16Cl2N2O2
    4-((S)-4,4-dichloro-1-methyl-3,8-dioxo-2-azaspiro[4.5] deca-6,9-dien-2-yl)cyclohex-1-enecarbonitrile
    —— 4-(3,4-Dihydroxyphenyl)-2-(m-methoxyphenylamino)thiazole hydrochloride 79571-64-5 C16H14N2O3S*ClH
    4-(3,4-Dihydroxyphenyl)-2-(m-methoxyphenylamino)thiazole hydrochloride
    —— 4'-methyl-4-phenyl-2, 3'-biquinolin-2'(1'H)-one 1421487-40-2 C25H18N2O
    4'-methyl-4-phenyl-2, 3'-biquinolin-2'(1'H)-one
    —— 4-acetyl-1-phenyl-3,3-dimethyl-1,2,4-triazolidin-5-one 133902-70-2 C12H15N3O2
    4-acetyl-1-phenyl-3,3-dimethyl-1,2,4-triazolidin-5-one
    —— 4-(3-methoxycarbonyl-2-thioureido)-3-(2-dimethylaminoacetamido)diphenyl ether hydrochloride 60853-88-5 C19H22N4O4S*ClH
    4-(3-methoxycarbonyl-2-thioureido)-3-(2-dimethylaminoacetamido)diphenyl ether hydrochloride
    —— 4-Chlor-3-thioxo-5-<4-methoxy-phenyl>-3H-<1,2>dithiol 90723-50-5 C10H7ClOS3
    4-Chlor-3-thioxo-5-<4-methoxy-phenyl>-3H-<1,2>dithiol
    —— <4-Hydroxy-cumaryl-(3)>-<2-hydroxy-naphthyl-(1)>-essigsaeurelacton 100167-81-5 C21H12O5
    <4-Hydroxy-cumaryl-(3)>-<2-hydroxy-naphthyl-(1)>-essigsaeurelacton
    —— 4-Methyl-5-[2,6,6-trimethyl-cyclohex-2-en-(Z)-ylidenemethyl]-5H-furan-2-one 94163-13-0 C15H20O2
    4-Methyl-5-[2,6,6-trimethyl-cyclohex-2-en-(Z)-ylidenemethyl]-5H-furan-2-one
    —— 4-amino-5-chloro-N-[1-[3-[(4-oxo-3H-quinazolin-2-yl)amino]propyl]piperidin-4-yl]-2,3-dihydro-1-benzofuran-7-carboxamide 873107-69-8 C25H29ClN6O3
    4-amino-5-chloro-N-[1-[3-[(4-oxo-3H-quinazolin-2-yl)amino]propyl]piperidin-4-yl]-2,3-dihydro-1-benzofuran-7-carboxamide
    —— 4-(2-(4-(3-Hydroxypropyl)piperazin-1-yl)pyridin-5-yl)-N-(3,4,5-trimethoxyphenyl)-2-pyrimidineamine 207282-27-7 C25H32N6O4
    4-(2-(4-(3-Hydroxypropyl)piperazin-1-yl)pyridin-5-yl)-N-(3,4,5-trimethoxyphenyl)-2-pyrimidineamine
    —— 4-[3-(3,4,5-trifluoro-phenyl)-5-methyl-isoxazole-4-carbonyl]-2-trichloroacetyl-1H-pyrrole 929890-22-2 C17H8Cl3F3N2O3
    4-[3-(3,4,5-trifluoro-phenyl)-5-methyl-isoxazole-4-carbonyl]-2-trichloroacetyl-1H-pyrrole
    —— 4-(Methoxymethyl)benzene-1-sulfonamide 1426229-01-7 C8H11NO3S
    4-(Methoxymethyl)benzene-1-sulfonamide
    —— 4-chloro-2-tributylstannanyl-6-trifluoromethylpyridine 1472616-23-1 C18H29ClF3NSn
    4-chloro-2-tributylstannanyl-6-trifluoromethylpyridine
    —— 4-[(3E,7E)-10-(3-Methoxy-phenyl)-3,4,7-trimethyl-deca-3,7-dienyl]-4-methyl-cyclohex-2-enone 54062-62-3 C27H38O2
    4-[(3E,7E)-10-(3-Methoxy-phenyl)-3,4,7-trimethyl-deca-3,7-dienyl]-4-methyl-cyclohex-2-enone
    —— 4-(1-Acetyl-2-oxo-propyl)-2,3-diphenyl-cyclobut-2-enecarboxylic acid methyl ester 32727-67-6 C23H22O4
    4-(1-Acetyl-2-oxo-propyl)-2,3-diphenyl-cyclobut-2-enecarboxylic acid methyl ester
    —— (4R,5R,8R)-(E)-(5-tert-butyldimethylsilyloxy)-2,4,8-trimethyl-2-decenal 150338-63-9 C19H38O2Si
    (4R,5R,8R)-(E)-(5-tert-butyldimethylsilyloxy)-2,4,8-trimethyl-2-decenal
    —— 4-(2-cyanoethyl)seleno-thymidine 1020851-59-5 C13H17N3O4Se
    4-(2-cyanoethyl)seleno-thymidine
    —— 4-cyclohexyl-5-(2-hydroxycyclohexyl-2-hydroxy-1-propylidene)-2-thiazolidinethione 105364-23-6 C17H27NO2S2
    4-cyclohexyl-5-(2-hydroxycyclohexyl-2-hydroxy-1-propylidene)-2-thiazolidinethione
    —— 4-nitro-benzoic acid-(1-ethyl-4<i>t</i>-<i>tert</i>-butyl-cyclohex-<i>r</i>-yl ester) 108720-10-1 C19H27NO4
    4-nitro-benzoic acid-(1-ethyl-4<i>t</i>-<i>tert</i>-butyl-cyclohex-<i>r</i>-yl ester)