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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Methyl-5-tosyloxy-7-methoxymethoxy-cumarin 69830-36-0 C19H18O7S
    4-Methyl-5-tosyloxy-7-methoxymethoxy-cumarin
    —— 4-c-Brom-r-1,t-2-dibenzoyloxy-1,2,3,4-terahydronaphthalin 71752-78-8 C24H19BrO4
    4-c-Brom-r-1,t-2-dibenzoyloxy-1,2,3,4-terahydronaphthalin
    —— 4-bromo-<i>N</i>-(1-methyl-5-nitro-1<i>H</i>-benzoimidazol-2-ylmethylene)-aniline 73676-58-1 C15H11BrN4O2
    4-bromo-<i>N</i>-(1-methyl-5-nitro-1<i>H</i>-benzoimidazol-2-ylmethylene)-aniline
    —— 4-[[(2R)-3-fluoro-3-methylbutan-2-yl]amino]-6-(3-methyl-2-oxopyrrolidin-1-yl)pyrrolo[1,2-b]pyridazine-3-carboxamide 1400876-32-5 C18H24FN5O2
    4-[[(2R)-3-fluoro-3-methylbutan-2-yl]amino]-6-(3-methyl-2-oxopyrrolidin-1-yl)pyrrolo[1,2-b]pyridazine-3-carboxamide
    —— 4-[[(1R,3S)-3-(tert-butylcarbamoylamino)-2,2,3-trimethylcyclopentyl]amino]-6-phenylpyrrolo[1,2-b]pyridazine-3-carboxamide 1400686-19-2 C27H36N6O2
    4-[[(1R,3S)-3-(tert-butylcarbamoylamino)-2,2,3-trimethylcyclopentyl]amino]-6-phenylpyrrolo[1,2-b]pyridazine-3-carboxamide
    —— 4-(4-Fluorophenyl)-5-pyridin-4-yl-1-(4-phenoxyphenyl)-[1,2,3]triazole 474512-72-6 C25H17FN4O
    4-(4-Fluorophenyl)-5-pyridin-4-yl-1-(4-phenoxyphenyl)-[1,2,3]triazole
    —— 4-acetyl-2-heptafluoroisopropylaniline 273735-93-6 C11H8F7NO
    4-acetyl-2-heptafluoroisopropylaniline
    —— {4-[3,3-Bis-(4-cyano-phenyl)-allyloxy]-phenyl}-acetic acid 494865-85-9 C25H18N2O3
    {4-[3,3-Bis-(4-cyano-phenyl)-allyloxy]-phenyl}-acetic acid
    —— 4-[(4-bromophenyl)(diphenyl)silyl]benzoyl chloride 1265277-84-6 C25H18BrClOSi
    4-[(4-bromophenyl)(diphenyl)silyl]benzoyl chloride
    —— 4'-<3'''-(3''''-Nitrobenzyloxy)phenyl>-2,2':6',2''-terpyridine-6,6''-dicarbonitrile 152793-36-7 C30H18N6O3
    4'-<3'''-(3''''-Nitrobenzyloxy)phenyl>-2,2':6',2''-terpyridine-6,6''-dicarbonitrile
    —— 4-Chloro-2-(2,4-dinitro-benzenesulfonyl)-phenol 133827-01-7 C12H7ClN2O7S
    4-Chloro-2-(2,4-dinitro-benzenesulfonyl)-phenol
    —— 4-[2-(2-hydroxymethyl-piperidin-1-yl)-ethoxy]-phenol 841200-63-3 C14H21NO3
    4-[2-(2-hydroxymethyl-piperidin-1-yl)-ethoxy]-phenol
    —— 4-[2-hydroxy-3-(morpholin-1-yl)propyl]-8,11-dimethyl-3,5-dioxo-4-azatricyclo[5.2.2.0<sup>2,6</sup>]undec-8-en-1-yl acetate 1115115-59-7 C21H30N2O6
    4-[2-hydroxy-3-(morpholin-1-yl)propyl]-8,11-dimethyl-3,5-dioxo-4-azatricyclo[5.2.2.0<sup>2,6</sup>]undec-8-en-1-yl acetate
    —— 4-tridecyl-1H-imidazol-2-ylamine hydrochloride 1110786-02-1 C16H31N3*ClH
    4-tridecyl-1H-imidazol-2-ylamine hydrochloride
    —— ((4S,5R,4'R)-2,2,2',2'-Tetramethyl-[4,4']bi[[1,3]dioxolanyl]-5-yl)-acetonitrile 71769-40-9 C12H19NO4
    ((4S,5R,4'R)-2,2,2',2'-Tetramethyl-[4,4']bi[[1,3]dioxolanyl]-5-yl)-acetonitrile
    —— 4-((3R,7R,10S,13R,17R)-3,7-Diacetoxy-10,13-dimethyl-11-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-pentanoic acid methyl ester 70837-86-4 C29H44O7
    4-((3R,7R,10S,13R,17R)-3,7-Diacetoxy-10,13-dimethyl-11-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-pentanoic acid methyl ester
    —— (4-chloro-phenyl)-[3-(4-chloro-phenyl)-2-oxo-1-phenyl-5-thioxo-imidazolidin-4-ylidene]-urea 71342-40-0 C22H14Cl2N4O2S
    (4-chloro-phenyl)-[3-(4-chloro-phenyl)-2-oxo-1-phenyl-5-thioxo-imidazolidin-4-ylidene]-urea
    —— (4<i>S</i>)-2<i>t</i>-[(<i>S</i>)-((Ξ)-1-carboxy-ethoxycarbonyl)-(2-phenyl-acetylamino)-methyl]-5,5-dimethyl-thiazolidine-4<i>r</i>-carboxylic acid 63527-81-1 C19H24N2O7S
    (4<i>S</i>)-2<i>t</i>-[(<i>S</i>)-((Ξ)-1-carboxy-ethoxycarbonyl)-(2-phenyl-acetylamino)-methyl]-5,5-dimethyl-thiazolidine-4<i>r</i>-carboxylic acid
    —— 4-(1,1-Dimethyl-propyl)-2-(3-methyl-butyl)-phenol 73215-05-1 C16H26O
    4-(1,1-Dimethyl-propyl)-2-(3-methyl-butyl)-phenol
    —— 4-(N<sup>2</sup>-Isopropylidenhydrazino)-chinolin 22930-65-0 C8H11N3
    4-(N<sup>2</sup>-Isopropylidenhydrazino)-chinolin
    —— 4-[(E)-3-(4-Methoxy-phenyl)-acryloyl]-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one 84920-95-6 C21H20N2O3
    4-[(E)-3-(4-Methoxy-phenyl)-acryloyl]-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one
    —— 4-[3-(1,3-dioxo-2-benzofuran-4-yl)-2,4,8,10-tetraoxaspiro[5.5]undecan-9-yl]-2-benzofuran-1,3-dione 34119-36-3 C23H16O10
    4-[3-(1,3-dioxo-2-benzofuran-4-yl)-2,4,8,10-tetraoxaspiro[5.5]undecan-9-yl]-2-benzofuran-1,3-dione
    —— 4-(3,4-dimethoxy-phenethylamino)-6,6-dimethyl-1,5,6,7-tetrahydro-azepin-2-one 62595-90-8 C18H26N2O3
    4-(3,4-dimethoxy-phenethylamino)-6,6-dimethyl-1,5,6,7-tetrahydro-azepin-2-one
    —— 4-Acetoxy-1-(2,3-dichloro-5,6-dicyano-4-hydroxy-phenoxy)-isochromen 61330-82-3 C19H10Cl2N2O5
    4-Acetoxy-1-(2,3-dichloro-5,6-dicyano-4-hydroxy-phenoxy)-isochromen
    —— 4,5,6,7-Tetrachloro-3-[1-(4-nitro-phenyl)-meth-(Z)-ylidene]-3H-isobenzofuran-1-one 63586-00-5 C15H5Cl4NO4
    4,5,6,7-Tetrachloro-3-[1-(4-nitro-phenyl)-meth-(Z)-ylidene]-3H-isobenzofuran-1-one
    —— 4-methyl-6-methylamino-4<i>H</i>-pyrazolo[1,5-<i>a</i>]pyrido[4,3-<i>d</i>]pyrimidin-9-one 66492-42-0 C11H11N5O
    4-methyl-6-methylamino-4<i>H</i>-pyrazolo[1,5-<i>a</i>]pyrido[4,3-<i>d</i>]pyrimidin-9-one
    —— 4-(1-benzotriazolyl)-3,6-dimethyl-2-pyridinecarboxylic acid 65032-84-0 C14H12N4O2
    4-(1-benzotriazolyl)-3,6-dimethyl-2-pyridinecarboxylic acid
    —— 4-Benzoyl-2-phenyl-5-p-tolyl-1H-pyrrole-3-carboxylic acid ethyl ester 65474-06-8 C27H23NO3
    4-Benzoyl-2-phenyl-5-p-tolyl-1H-pyrrole-3-carboxylic acid ethyl ester
    —— 4-Amidinobenzylmethylglyoxal-bis-<aethylenketal>-Hydrochlorid 63925-56-4 C15H20N2O4*ClH
    4-Amidinobenzylmethylglyoxal-bis-<aethylenketal>-Hydrochlorid
    —— 4-n-pentyl-2,3,5,6-tetrafluorobenzylamine 1238193-42-4 C12H15F4N
    4-n-pentyl-2,3,5,6-tetrafluorobenzylamine
    —— 4-{8-[(tert-butoxycarbonyl)(3,3,3-trifluoropropyl)amino]-6-ethylimidazo[1,2-a]pyridin-3-yl}-2-methylbenzoic acid 1402595-90-7 C25H28F3N3O4
    4-{8-[(tert-butoxycarbonyl)(3,3,3-trifluoropropyl)amino]-6-ethylimidazo[1,2-a]pyridin-3-yl}-2-methylbenzoic acid
    —— 4,6-O-benzylidene-N-acetyl-N-methyl-D-glucosylamine 1015080-70-2 C16H23NO6
    4,6-O-benzylidene-N-acetyl-N-methyl-D-glucosylamine
    —— {4-[2-(6-methyl-pyridin-3-ylamino)-pyrrolo[2,3-d]pyrimidin-7-yl]-phenyl}-morpholin-4-yl-methanone 1180158-38-6 C23H22N6O2
    {4-[2-(6-methyl-pyridin-3-ylamino)-pyrrolo[2,3-d]pyrimidin-7-yl]-phenyl}-morpholin-4-yl-methanone
    —— 4-({5-chloro-6-[2-fluoro-1-(fluoromethyl)ethoxy]pyridin-3-yl}oxy)-2,5-difluoro-N-(methylsulfonyl)benzamide 1355064-45-7 C16H13ClF4N2O5S
    4-({5-chloro-6-[2-fluoro-1-(fluoromethyl)ethoxy]pyridin-3-yl}oxy)-2,5-difluoro-N-(methylsulfonyl)benzamide
    —— 4-Bromo-3,3,4,4-tetrafluorobutane-1-sulfonamide 2445784-98-3 C4H6BrF4NO2S
    4-Bromo-3,3,4,4-tetrafluorobutane-1-sulfonamide
    —— 4-[(2-ethyl-4,6-dimethylpyrimidin-5-yl)oxy]-2,5-difluoro-N-(methylsulfonyl)benzamide 1355065-97-2 C16H17F2N3O4S
    4-[(2-ethyl-4,6-dimethylpyrimidin-5-yl)oxy]-2,5-difluoro-N-(methylsulfonyl)benzamide
    —— 4'-Trifluoromethyl-biphenyl-2-carboxylic acid [4-(4-(1-methyl-1H-pyrrol-2-ylmethyl)-piperazin-1-yl)-phenyl]-amide 273726-88-8 C30H29F3N4O
    4'-Trifluoromethyl-biphenyl-2-carboxylic acid [4-(4-(1-methyl-1H-pyrrol-2-ylmethyl)-piperazin-1-yl)-phenyl]-amide
    —— 4-(5-aminothiazolo[5,4-d]pyrimidin-7-yl)-3-[2-(dimethylamino)-2-oxoethyl]-N-(2-methoxyphenyl)piperazine-1-carboxamide 1435953-73-3 C21H26N8O3S
    4-(5-aminothiazolo[5,4-d]pyrimidin-7-yl)-3-[2-(dimethylamino)-2-oxoethyl]-N-(2-methoxyphenyl)piperazine-1-carboxamide
    —— 4-Bromo-1-methyl-2-oxabicyclo[2.1.1]hexane 2490374-77-9 C6H9BrO
    4-Bromo-1-methyl-2-oxabicyclo[2.1.1]hexane
    —— 4-[2-(3-Imidazol-1-yl-phenyl)-4-oxo-4,5-dihydro-3H-benzo [b][1,4]diazepin-7-yl]-benzonitrile 335258-17-8 C25H17N5O
    4-[2-(3-Imidazol-1-yl-phenyl)-4-oxo-4,5-dihydro-3H-benzo [b][1,4]diazepin-7-yl]-benzonitrile
    —— 4-(5'-(4-n-dodecylphenyl)-[2,2'-bithiophen]-5-yl)phenebutyl methacrylate 1333379-13-7 C40H50O2S2
    4-(5'-(4-n-dodecylphenyl)-[2,2'-bithiophen]-5-yl)phenebutyl methacrylate
    —— 4-[4-[(3-Chloro-5-ethoxy-4-hydroxyphenyl)methylidene]-3-methyl-5-oxopyrazol-1-yl]benzenesulfonamide 6037-08-7 C19H18ClN3O5S
    4-[4-[(3-Chloro-5-ethoxy-4-hydroxyphenyl)methylidene]-3-methyl-5-oxopyrazol-1-yl]benzenesulfonamide
    —— 4-Amino-3,5-difluoro-6-(4-chloro-2-fluorophenyl)pyridine-2-carboxylic acid 496852-24-5 C12H6ClF3N2O2
    4-Amino-3,5-difluoro-6-(4-chloro-2-fluorophenyl)pyridine-2-carboxylic acid
    —— 4-Amino-5-(4-phenoxyphenyl)-7H-pyrrolo[2,3-d]pyrimidin-7-yl-N-(N-ethylpyrrolidin-2-yl)methylacetamide 262440-65-3 C27H30N6O2
    4-Amino-5-(4-phenoxyphenyl)-7H-pyrrolo[2,3-d]pyrimidin-7-yl-N-(N-ethylpyrrolidin-2-yl)methylacetamide
    —— (4S,7S,7aS,8R)-2,4,5,6,7,7a-Hexahydro-1H-4,7-methano-indene-8-carboxylic acid 96618-10-9 C11H14O2
    (4S,7S,7aS,8R)-2,4,5,6,7,7a-Hexahydro-1H-4,7-methano-indene-8-carboxylic acid
    —— 4-[[(2R)-3-fluoro-3-methylbutan-2-yl]amino]-6-(pyridine-4-carbonylamino)pyrrolo[1,2-b]pyridazine-3-carboxamide 1400876-38-1 C19H21FN6O2
    4-[[(2R)-3-fluoro-3-methylbutan-2-yl]amino]-6-(pyridine-4-carbonylamino)pyrrolo[1,2-b]pyridazine-3-carboxamide
    —— [4-(2,5-Dimethylphenyl)-2-[(1,1-dioxothian-4-yl)methyl]-5-oxo-1,2-dihydropyrrol-3-yl] ethyl carbonate 1384929-92-3 C21H27NO6S
    [4-(2,5-Dimethylphenyl)-2-[(1,1-dioxothian-4-yl)methyl]-5-oxo-1,2-dihydropyrrol-3-yl] ethyl carbonate
    —— 4-[[(1R)-1-cyclopropylethyl]amino]-6-[2-(2-morpholin-4-ylethylamino)pyrimidin-5-yl]pyrrolo[1,2-b]pyridazine-3-carboxamide 1400877-01-1 C23H30N8O2
    4-[[(1R)-1-cyclopropylethyl]amino]-6-[2-(2-morpholin-4-ylethylamino)pyrimidin-5-yl]pyrrolo[1,2-b]pyridazine-3-carboxamide
    —— (4-Chloro-phenyl)-[2-(4-methoxy-phenyl)-prop-(Z)-ylidene]-amine 51029-83-5 C16H16ClNO
    (4-Chloro-phenyl)-[2-(4-methoxy-phenyl)-prop-(Z)-ylidene]-amine
    —— 4-Nitro-benzoic acid (2R,3S,4S,6S)-6-acetoxy-2-methyl-4-(2,2,2-trifluoro-acetylamino)-tetrahydro-pyran-3-yl ester 72402-73-4 C17H17F3N2O8
    4-Nitro-benzoic acid (2R,3S,4S,6S)-6-acetoxy-2-methyl-4-(2,2,2-trifluoro-acetylamino)-tetrahydro-pyran-3-yl ester