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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-ethoxycarbonyl-3,5-dimethylphthalimide 77307-59-6 C13H13NO4
    4-ethoxycarbonyl-3,5-dimethylphthalimide
    —— 4-methyl-2-(2,4,6-trimethylphenyl)selanylcyclohexan-1-one 101685-24-9 C16H22OSe
    4-methyl-2-(2,4,6-trimethylphenyl)selanylcyclohexan-1-one
    —— 4-(N-hydroxyamidinomethyl)-N-2,2,2-trichloroethoxycarbonylaniline 1229613-12-0 C11H12Cl3N3O3
    4-(N-hydroxyamidinomethyl)-N-2,2,2-trichloroethoxycarbonylaniline
    —— 4,7-bis{5-{4-{2-[4-(N,N-diphenylamino)phenyl]-1-cyanoethenyl}phenyl}-2-thienyl}-5,6,-bis(otcyloxy)-2,1,3-benzothiadiazole 1404053-07-1 C84H76N6O2S3
    4,7-bis{5-{4-{2-[4-(N,N-diphenylamino)phenyl]-1-cyanoethenyl}phenyl}-2-thienyl}-5,6,-bis(otcyloxy)-2,1,3-benzothiadiazole
    —— 4-(4-nitrophenyl)indoline-2,3-dione 1421700-83-5 C14H8N2O4
    4-(4-nitrophenyl)indoline-2,3-dione
    —— 4-[(3-bromophenyl)amino]-6-[2-(4-{1-[(methoxycarbonyl)methyl]-2-(methoxycarbonyl)ethyl}piperazin-1-yl)ethoxy]-7-methoxyquinazoline 295330-26-6 C28H34BrN5O6
    4-[(3-bromophenyl)amino]-6-[2-(4-{1-[(methoxycarbonyl)methyl]-2-(methoxycarbonyl)ethyl}piperazin-1-yl)ethoxy]-7-methoxyquinazoline
    —— [4-(3-chloro-4-methyl-phenyl)-5-methyl-thiazol-2-yl]-[4-(4-methyl-imidazol-1-yl)-phenyl]-amine 1077629-60-7 C21H19ClN4S
    [4-(3-chloro-4-methyl-phenyl)-5-methyl-thiazol-2-yl]-[4-(4-methyl-imidazol-1-yl)-phenyl]-amine
    —— 4-chlorononan-3-ol 95694-32-9 C9H19ClO
    4-chlorononan-3-ol
    —— 4-(2-Amino-4-chlorphenyl)-1-(4-fluorphenyl)-pyrazol-3-carbonsaeure-ethylester 81321-54-2 C18H15ClFN3O2
    4-(2-Amino-4-chlorphenyl)-1-(4-fluorphenyl)-pyrazol-3-carbonsaeure-ethylester
    —— 4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-acetamidoethylamino)methyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoic acid 1392110-58-5 C41H60N2O3
    4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-acetamidoethylamino)methyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoic acid
    —— 4-t-BuC<sub>6</sub>H<sub>4</sub>OP(S)(NHBn)<sub>2</sub> 1428326-59-3 C24H29N2OPS
    4-t-BuC<sub>6</sub>H<sub>4</sub>OP(S)(NHBn)<sub>2</sub>
    —— 4-amino-3,5-dihydroxycyclopentene 179922-74-8 C5H9NO2
    4-amino-3,5-dihydroxycyclopentene
    —— 4-(6-hydroxyl-1-phenyl-H-indazol-3-yl)-1,3-benzenediol 117767-18-7 C19H14N2O3
    4-(6-hydroxyl-1-phenyl-H-indazol-3-yl)-1,3-benzenediol
    —— <4,6-14N,5-15N>triaminopyrimidine 79364-65-1 C4H7N5
    <4,6-14N,5-15N>triaminopyrimidine
    —— 4-benzoyloxy-benzoic acid-(3-hydroxy-3-methyl-2-oxo-pentyl ester) 111638-47-2 C20H20O6
    4-benzoyloxy-benzoic acid-(3-hydroxy-3-methyl-2-oxo-pentyl ester)
    —— 4-Hydroxy-3-isopropyloxycarbonyl-benzoesaeure-methylester 92958-63-9 C12H14O5
    4-Hydroxy-3-isopropyloxycarbonyl-benzoesaeure-methylester
    —— 4-Hydroxy-3-methoxycarbonyl-benzoesaeure-propylester 92958-64-0 C12H14O5
    4-Hydroxy-3-methoxycarbonyl-benzoesaeure-propylester
    —— 4-(4-Nitro-benzoyloxy)-2-(4-nitro-benzoyl)-1.2-dihydro-spiro<phthalazin-1.2'-oxazolidin> 89382-25-2 C24H17N5O8
    4-(4-Nitro-benzoyloxy)-2-(4-nitro-benzoyl)-1.2-dihydro-spiro<phthalazin-1.2'-oxazolidin>
    —— 4-Oxo-3-hydrazono-2,5-dimethyl-2,5-diethyl-tetrahydrofuran 32138-06-0 C10H18N2O2
    4-Oxo-3-hydrazono-2,5-dimethyl-2,5-diethyl-tetrahydrofuran
    —— 4-(4-ethyl-3-methyl-5-phenyl-pyrazol-1-yl)-5-phenyl-pyrimidine 101297-60-3 C22H20N4
    4-(4-ethyl-3-methyl-5-phenyl-pyrazol-1-yl)-5-phenyl-pyrimidine
    —— 4-(2,4,6-triamino-pyrimidin-5-ylazo)-benzonitrile 91344-36-4 C11H10N8
    4-(2,4,6-triamino-pyrimidin-5-ylazo)-benzonitrile
    —— 4-Acetamino-naphthalin-1-thiosulfonsaeure-S-butylester 97439-99-1 C16H19NO3S2
    4-Acetamino-naphthalin-1-thiosulfonsaeure-S-butylester
    —— 4-Benzylmercaptomethyl-testosteron 96176-88-4 C27H36O2S
    4-Benzylmercaptomethyl-testosteron
    —— 4-ethoxy-benzenetellurinic acid 40957-11-7 C8H10O3Te
    4-ethoxy-benzenetellurinic acid
    —— [(4R)-2,2-dimethyl-5-oxo-[1,3]-dioxolan-4-yl]acetyl fluoride 1030613-56-9 C7H9FO4
    [(4R)-2,2-dimethyl-5-oxo-[1,3]-dioxolan-4-yl]acetyl fluoride
    —— 4-(3-(3-bromo-4-hydroxyphenyl)-1-(1H-1,2,4-triazol-1-yl)propyl)benzonitrile 1331740-69-2 C18H15BrN4O
    4-(3-(3-bromo-4-hydroxyphenyl)-1-(1H-1,2,4-triazol-1-yl)propyl)benzonitrile
    —— 4a-Methyl-2-trimethylsilanyloxy-2,3,4,4a,5,6-hexahydro-naphthalene-2-carbonitrile 75983-88-9 C15H23NOSi
    4a-Methyl-2-trimethylsilanyloxy-2,3,4,4a,5,6-hexahydro-naphthalene-2-carbonitrile
    —— 4-Ethylamino-6-chlor-3-<2-(1-methylbutyliden)hyrazino>pyridazin 29049-51-2 C11H18ClN5
    4-Ethylamino-6-chlor-3-<2-(1-methylbutyliden)hyrazino>pyridazin
    —— [4-(1-Fluorocyclohexyl)phenyl] benzoate 1430423-85-0 C19H19FO2
    [4-(1-Fluorocyclohexyl)phenyl] benzoate
    —— 4-isocyanato-2-methoxy-1-trifluoromethyl-benzene 1071181-81-1 C9H6F3NO2
    4-isocyanato-2-methoxy-1-trifluoromethyl-benzene
    —— 4-((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-5a,5b,8,8,iia-pentamethyl-3a-(2-(2-oxopyrrolidin-1-yl)ethylamino)-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13bb-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoic acid 1392312-54-7 C42H60N2O3
    4-((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-5a,5b,8,8,iia-pentamethyl-3a-(2-(2-oxopyrrolidin-1-yl)ethylamino)-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13bb-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoic acid
    —— (4-(3-[(8-carbamoyl-quinazolin-4-ylamino)methyl]phenylcarbamoyl)thiazol-2-yl)carbamic acid tert-butyl ester 1240480-66-3 C25H25N7O4S
    (4-(3-[(8-carbamoyl-quinazolin-4-ylamino)methyl]phenylcarbamoyl)thiazol-2-yl)carbamic acid tert-butyl ester
    —— 4-(3-methoxy-5-methylphenyl)-4-methylcyclopent-2-en-1-ol 929567-71-5 C14H18O2
    4-(3-methoxy-5-methylphenyl)-4-methylcyclopent-2-en-1-ol
    —— [4-(3-benzo[b]thiophen-3-yl-imidazo[1,2-b]pyridazin-6-yloxy)-pentyl]-diethyl-amine 1000154-03-9 C23H28N4OS
    [4-(3-benzo[b]thiophen-3-yl-imidazo[1,2-b]pyridazin-6-yloxy)-pentyl]-diethyl-amine
    —— 4-(2,3-dimethoxy-5-formylphenoxy)butanoic acid, ethyl ester 174884-17-4 C15H20O6
    4-(2,3-dimethoxy-5-formylphenoxy)butanoic acid, ethyl ester
    —— 4-amino-4-p-chlorophenyl-5,6,7,8-tetrahydro-thieno<2,3-b>quinolin-2-carbonylazide 136920-47-3 C18H14ClN5OS
    4-amino-4-p-chlorophenyl-5,6,7,8-tetrahydro-thieno<2,3-b>quinolin-2-carbonylazide
    —— 4-[(10-allyl-9,10-diazatricyclo[4.2.1.1<sup>2,5</sup>]dec-9-yl)-(3-hydroxyphenyl)methyl]-N-pyrrolidin-1-yl-benzamide 1489248-08-9 C29H36N4O2
    4-[(10-allyl-9,10-diazatricyclo[4.2.1.1<sup>2,5</sup>]dec-9-yl)-(3-hydroxyphenyl)methyl]-N-pyrrolidin-1-yl-benzamide
    —— (-)-(4aS,8aR)-octahydro-9,9-dimethyl-4a,7-methano-4aH-2,1-benzothiazine 2,2-dioxide 479678-29-0 C11H19NO2S
    (-)-(4aS,8aR)-octahydro-9,9-dimethyl-4a,7-methano-4aH-2,1-benzothiazine 2,2-dioxide
    —— (4aS,11aS,12S,12aS,13S)-3-(benzyloxy)-4a-((tert-butyldimethylsilyl)oxy)-10,13-bis(dimethylamino)-12-((dimethylamino)methyl)-5-hydroxy-4,6-dioxo-4,4a,6,11,11a,12,12a,13-octahydrotetraceno[2,3-d]isoxazol-7-yl tert-butyl carbonate 1371641-80-3 C44H60N4O9Si
    (4aS,11aS,12S,12aS,13S)-3-(benzyloxy)-4a-((tert-butyldimethylsilyl)oxy)-10,13-bis(dimethylamino)-12-((dimethylamino)methyl)-5-hydroxy-4,6-dioxo-4,4a,6,11,11a,12,12a,13-octahydrotetraceno[2,3-d]isoxazol-7-yl tert-butyl carbonate
    —— (-)-4'-O-p-nitrobenzoyl-3'-N-trifluoroacetyl-4-demethoxy-11-deoxydaunomycin 77312-64-2 C35H29F3N2O12
    (-)-4'-O-p-nitrobenzoyl-3'-N-trifluoroacetyl-4-demethoxy-11-deoxydaunomycin
    —— (4,4'-dinitro-2,2'-bipyridine)dinitratocopper(II) 1379539-16-8 C10H6CuN6O10
    (4,4'-dinitro-2,2'-bipyridine)dinitratocopper(II)
    —— 4-{[(E)-4-Naphthalen-1-yl-thiazol-2-ylimino]-methyl}-phenol 99756-63-5 C20H14N2OS
    4-{[(E)-4-Naphthalen-1-yl-thiazol-2-ylimino]-methyl}-phenol
    —— <4-<sup>2</sup>H1>-2,3,4,9-tetrahydrothiopyrano<2,3-b>indole-4-carbonitrile 129627-53-8 C12H10N2S
    <4-<sup>2</sup>H1>-2,3,4,9-tetrahydrothiopyrano<2,3-b>indole-4-carbonitrile
    —— 4-[{2-(tert-butyldiphenylsilyloxy)-1,1-dimethylethyl}-(3-methyl-3H-imidazol-4-ylmethyl)-amino]-benzonitrile 1052100-40-9 C32H38N4OSi
    4-[{2-(tert-butyldiphenylsilyloxy)-1,1-dimethylethyl}-(3-methyl-3H-imidazol-4-ylmethyl)-amino]-benzonitrile
    —— (4S)-4r-((R)-2-acetyl-2,3,4,9-tetrahydro-1H-β-carbolin-1-ylmethyl)-6t-(tetra-O-acetyl-β-D-glucopyranosyloxy)-5c-vinyl-5,6-dihydro-4H-pyran-3-carboxylic acid methyl ester 20824-30-0 C37H44N2O14
    (4S)-4r-((R)-2-acetyl-2,3,4,9-tetrahydro-1H-β-carbolin-1-ylmethyl)-6t-(tetra-O-acetyl-β-D-glucopyranosyloxy)-5c-vinyl-5,6-dihydro-4H-pyran-3-carboxylic acid methyl ester
    —— 4-α-Hydroxybenzyliden-5-keto-2,3,9b-triphenyl-9bH-benz<g>indol 53645-28-6 C37H25NO2
    4-α-Hydroxybenzyliden-5-keto-2,3,9b-triphenyl-9bH-benz<g>indol
    —— 4-amino-<i>N</i>-{6-[2-(2-nitro-anilino)-thiazol-4-yl]-benzothiazol-2-yl}-benzenesulfonamide 75876-90-3 C22H16N6O4S3
    4-amino-<i>N</i>-{6-[2-(2-nitro-anilino)-thiazol-4-yl]-benzothiazol-2-yl}-benzenesulfonamide
    —— 4,21,27,44,61,68-hexaoxa-1,7,18,24,30,41-hexazadecacyclo[22.22.10.57,41.518,30.19,13.112,16.132,36.135,39.148,52.151,55]doheptaconta-9(72),10,12,14,16(71),32(65),33,35,37,39(64),48(58),49,51,53,55(57)-pentadecaene-8,17-dione 78600-13-2 C60H74N6O8
    4,21,27,44,61,68-hexaoxa-1,7,18,24,30,41-hexazadecacyclo[22.22.10.57,41.518,30.19,13.112,16.132,36.135,39.148,52.151,55]doheptaconta-9(72),10,12,14,16(71),32(65),33,35,37,39(64),48(58),49,51,53,55(57)-pentadecaene-8,17-dione
    —— (4E,8E)-10-Benzyloxy-2-dimethylamino-4,8-dimethyl-deca-4,8-dienoic acid ethyl ester 138054-54-3 C23H35NO3
    (4E,8E)-10-Benzyloxy-2-dimethylamino-4,8-dimethyl-deca-4,8-dienoic acid ethyl ester
    —— 4-[2-(1-n-butyl-2-imidazolidinylideneamino)phenyl]morpholine 131677-51-5 C17H26N4O
    4-[2-(1-n-butyl-2-imidazolidinylideneamino)phenyl]morpholine