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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(6-hydroxy-[2]naphthyloxy)-butyric acid 100886-51-9 C14H14O4
    4-(6-hydroxy-[2]naphthyloxy)-butyric acid
    —— 4-diethylamino-3-methyl-2,2-diphenyl-butyric acid amide 100274-41-7 C21H28N2O
    4-diethylamino-3-methyl-2,2-diphenyl-butyric acid amide
    —— 4-(4-(1-(5-ethylpyrimidin-2-yl)piperidin-4-yloxy)-5-methyl-5H-pyrrolo[3,2-d]pyrimidin-7-yl)benzeneamine 1384951-64-7 C24H27N7O
    4-(4-(1-(5-ethylpyrimidin-2-yl)piperidin-4-yloxy)-5-methyl-5H-pyrrolo[3,2-d]pyrimidin-7-yl)benzeneamine
    —— 4-(2-Aminoethoxy)-3-[[2-(methylcarbamoylamino)imidazo[1,2-b]pyridazine-6-carbonyl]amino]benzoic acid;hydrochloride 1191892-16-6 C18H19N7O5*ClH
    4-(2-Aminoethoxy)-3-[[2-(methylcarbamoylamino)imidazo[1,2-b]pyridazine-6-carbonyl]amino]benzoic acid;hydrochloride
    —— (4R,5S)-4-Hydroxy-5-methyl-5-(4-methyl-pent-3-enyl)-dihydro-furan-2-one 87116-25-4 C11H18O3
    (4R,5S)-4-Hydroxy-5-methyl-5-(4-methyl-pent-3-enyl)-dihydro-furan-2-one
    —— (+/-)-4<i>c</i>-ethoxycarbonyl-4<i>t</i>-hydroxy-1,1,2<i>r</i>,5<i>t</i>-tetramethyl-piperidinium; iodide 108991-32-8 C12H24NO3*I
    (+/-)-4<i>c</i>-ethoxycarbonyl-4<i>t</i>-hydroxy-1,1,2<i>r</i>,5<i>t</i>-tetramethyl-piperidinium; iodide
    —— 4-(4-hexoxybenzoyl)-N-pyridin-2-ylpiperazine-1-carboxamide 1008767-22-3 C23H30N4O3
    4-(4-hexoxybenzoyl)-N-pyridin-2-ylpiperazine-1-carboxamide
    —— 4-bromo-1-isopropylisoquinolin-3-amine 1400701-65-6 C12H13BrN2
    4-bromo-1-isopropylisoquinolin-3-amine
    —— 4-Aethoxyphenyl-vinyl-aether 92243-64-6 C10H12O2
    4-Aethoxyphenyl-vinyl-aether
    —— 4-(2,6-diethyl-4-methylphenyl)-6-cyanomethyl-5-benzyloxy-2-methyl-3(2H)-pyridazinone 1384438-39-4 C25H27N3O2
    4-(2,6-diethyl-4-methylphenyl)-6-cyanomethyl-5-benzyloxy-2-methyl-3(2H)-pyridazinone
    —— 4-bromo-1-cyclopropylisoquinolin-3-amine 1400701-69-0 C12H11BrN2
    4-bromo-1-cyclopropylisoquinolin-3-amine
    —— 4-Chloro-N-[3-methyl-5-((E)-styryl)-isoxazol-4-yl]-benzimidoyl chloride 109300-19-8 C19H14Cl2N2O
    4-Chloro-N-[3-methyl-5-((E)-styryl)-isoxazol-4-yl]-benzimidoyl chloride
    —— 4-(4-hydroxyphenyl)hydrazono-1-(4-methylquinoline-2-yl)-3-methyl-5-pyrazolone 1260227-68-6 C20H17N5O2
    4-(4-hydroxyphenyl)hydrazono-1-(4-methylquinoline-2-yl)-3-methyl-5-pyrazolone
    —— 4,8-Bis<bis(2-hydroxyethyl)amino>-2-methylsulfonyl-6-piperidino-pyrimido<5,4-d>pyrimidine 60286-54-6 C20H33N7O6S
    4,8-Bis<bis(2-hydroxyethyl)amino>-2-methylsulfonyl-6-piperidino-pyrimido<5,4-d>pyrimidine
    —— 4'a-hydroxy-5',6',7',8'-tetrahydro-4'a<i>H</i>-spiro[cyclohexane-1,2'-quinazolin]-4'-one 61889-67-6 C13H20N2O2
    4'a-hydroxy-5',6',7',8'-tetrahydro-4'a<i>H</i>-spiro[cyclohexane-1,2'-quinazolin]-4'-one
    —— 4-[4-(4-iodo-benzenesulfonylamino)-6-phenylsulfanyl-[1,3,5]triazin-2-ylamino]-benzoic acid ethyl ester 62752-31-2 C24H20IN5O4S2
    4-[4-(4-iodo-benzenesulfonylamino)-6-phenylsulfanyl-[1,3,5]triazin-2-ylamino]-benzoic acid ethyl ester
    —— [4-phenyl-6-{[2-(1H-imidazol-2-ylamino)ethylamino]carbonyl}-3,4-dihydro-2H-1,4-benzoxazin-2-yl]acetic acid 508183-29-7 C22H23N5O4
    [4-phenyl-6-{[2-(1H-imidazol-2-ylamino)ethylamino]carbonyl}-3,4-dihydro-2H-1,4-benzoxazin-2-yl]acetic acid
    —— 4-(3-Acetoxy-propyl)-N-acetyl-piperidin 15871-62-2 C12H21NO3
    4-(3-Acetoxy-propyl)-N-acetyl-piperidin
    —— 4-(N-methylamino)methyl-1-diphenylmethylpiperidine 94682-37-8 C20H26N2
    4-(N-methylamino)methyl-1-diphenylmethylpiperidine
    —— [4-[(Z)-(3-butyl-4-oxo-2-sulfanylidene-1,3-thiazolidin-5-ylidene)methyl]phenyl] 4-octoxybenzoate 93959-38-7 C29H35NO4S2
    [4-[(Z)-(3-butyl-4-oxo-2-sulfanylidene-1,3-thiazolidin-5-ylidene)methyl]phenyl] 4-octoxybenzoate
    —— 4-[4-[(2S)-octan-2-yl]oxyphenyl]benzoyl chloride 103576-22-3 C21H25ClO2
    4-[4-[(2S)-octan-2-yl]oxyphenyl]benzoyl chloride
    —— 4-n-tetradecyloxybenzylhydrazone 1353288-27-3 C21H36N2O
    4-n-tetradecyloxybenzylhydrazone
    —— 4-(4-amino-5-(2-(methylthio)phenyl)-4H-1,2,4-triazol-3-ylthio)butyl acetate 1443439-20-0 C15H20N4O2S2
    4-(4-amino-5-(2-(methylthio)phenyl)-4H-1,2,4-triazol-3-ylthio)butyl acetate
    —— (4-benzyloxyphenyl)-(6-iodo-7-fluoro-quinazolin-4-yl)-amine hydrochloride 231278-17-4 C21H15FIN3O*ClH
    (4-benzyloxyphenyl)-(6-iodo-7-fluoro-quinazolin-4-yl)-amine hydrochloride
    —— (4aS,11R,11aR,12aS,13S)-3-(benzyloxy)-4a-((tert-butyldimethylsilyl)oxy)-13-(dimethylamino)-5-hydroxy-11-methyl-4,6-dioxo-4,4a,6,11,11a,12,12a,13-octahydrotetraceno[2,3-d]isoxazol-7-yl tert-butyl carbonate 852821-23-9 C40H50N2O9Si
    (4aS,11R,11aR,12aS,13S)-3-(benzyloxy)-4a-((tert-butyldimethylsilyl)oxy)-13-(dimethylamino)-5-hydroxy-11-methyl-4,6-dioxo-4,4a,6,11,11a,12,12a,13-octahydrotetraceno[2,3-d]isoxazol-7-yl tert-butyl carbonate
    —— 4-[(R)-4-(3-chloro-phenyl)-2-oxo-oxazolidin-3-yl]-piperidine-1-carboxylic acid tert-butyl ester 926291-79-4 C19H25ClN2O4
    4-[(R)-4-(3-chloro-phenyl)-2-oxo-oxazolidin-3-yl]-piperidine-1-carboxylic acid tert-butyl ester
    —— 4-(thiochroman-6-yl-thioacetyl)-morpholine 34104-45-5 C15H19NOS2
    4-(thiochroman-6-yl-thioacetyl)-morpholine
    —— 4-Methyl-2-phenyl-thiochromenylium; iodide 127741-68-8 C16H13S*I
    4-Methyl-2-phenyl-thiochromenylium; iodide
    —— 4(5)<1-(5-Dimethylamino-trans,trans-1,4-pentadien-3-on)yl>-imidazol 77796-68-0 C10H13N3O
    4(5)<1-(5-Dimethylamino-trans,trans-1,4-pentadien-3-on)yl>-imidazol
    —— 4-[3-(4-benzyloxy-phenyl)-isoxazol-5-ylmethoxycarbonyl]-[1,4]diazepan-1-ium chloride 1242297-67-1 C23H25N3O4*ClH
    4-[3-(4-benzyloxy-phenyl)-isoxazol-5-ylmethoxycarbonyl]-[1,4]diazepan-1-ium chloride
    —— 4-p-Hydroxyphenylthio-3,5-diiod-D-phenylalanin 1195686-07-7 C15H13I2NO3S
    4-p-Hydroxyphenylthio-3,5-diiod-D-phenylalanin
    —— 4-(2,2-Difluoroethyl)phenol 1784794-52-0 C8H8F2O
    4-(2,2-Difluoroethyl)phenol
    —— 4-(2,3-di-O-benzoyl-β-D-threofuranosyl)-5-ethoxycarbonyl-1,2,3,4-tetrahydro-6-methyl-2-oxopyrimidine 67982-46-1 C26H26N2O8
    4-(2,3-di-O-benzoyl-β-D-threofuranosyl)-5-ethoxycarbonyl-1,2,3,4-tetrahydro-6-methyl-2-oxopyrimidine
    —— 4,4'''-bis(3,3',4,4'-tetramethyl-5,5'-dicarboxy-2,2'-dipyrrylmethyl)-3',3''-dichloro-p-quaterphenyl 142068-77-7 C54H48Cl2N4O8
    4,4'''-bis(3,3',4,4'-tetramethyl-5,5'-dicarboxy-2,2'-dipyrrylmethyl)-3',3''-dichloro-p-quaterphenyl
    —— 4,4,5-triethyl-2,2-dimethyl-3-trimethylsilyl-1,2,5-oxasilaborolane 175432-73-2 C13H31BOSi2
    4,4,5-triethyl-2,2-dimethyl-3-trimethylsilyl-1,2,5-oxasilaborolane
    —— 4-Azidocarbonyl-5-methyl-2-phenyl-1,2,3-triazole-1-oxide 216065-31-5 C10H8N6O2
    4-Azidocarbonyl-5-methyl-2-phenyl-1,2,3-triazole-1-oxide
    —— (4-tert-pentyl-phenethyl)-malonic acid diethyl ester 854847-52-2 C20H30O4
    (4-tert-pentyl-phenethyl)-malonic acid diethyl ester
    —— (4R)-1-(p-methoxybenzyl)-4-<(1'R)-1'-(tert-butyldimethylsilyloxy)ethyl>azetidin-2-one 112162-34-2 C19H31NO3Si
    (4R)-1-(p-methoxybenzyl)-4-<(1'R)-1'-(tert-butyldimethylsilyloxy)ethyl>azetidin-2-one
    —— 4-chloro-2-(4-nitro-anilino)-benzoyl chloride 731817-57-5 C13H8Cl2N2O3
    4-chloro-2-(4-nitro-anilino)-benzoyl chloride
    —— (4R)-4-benzyl-((2R,3S)-3-hydroxy-2-methylhexadecanoyl)oxazolidin-2-one 1093098-37-3 C27H43NO4
    (4R)-4-benzyl-((2R,3S)-3-hydroxy-2-methylhexadecanoyl)oxazolidin-2-one
    —— 4-(10-Phenyl-9-azatetracyclo[10.2.1.02,11.03,8]pentadeca-3(8),4,6-trien-5-yl)morpholine 1052135-67-7 C24H28N2O
    4-(10-Phenyl-9-azatetracyclo[10.2.1.02,11.03,8]pentadeca-3(8),4,6-trien-5-yl)morpholine
    —— 4-[4-(2-aminopyrimidin-5-yl)phenyl]-4-(3-cyclopentyloxy-4-methoxyphenyl)-cyclohexanone 325770-82-9 C28H31N3O3
    4-[4-(2-aminopyrimidin-5-yl)phenyl]-4-(3-cyclopentyloxy-4-methoxyphenyl)-cyclohexanone
    —— (4-chloro-2-(2-((trimethylsilyl)ethynyl)pyrrolidin-1-yl)phenyl)methanol 1374603-91-4 C16H22ClNOSi
    (4-chloro-2-(2-((trimethylsilyl)ethynyl)pyrrolidin-1-yl)phenyl)methanol
    —— 4-(tert-Butylimino)-6-(dicyclohexylamino)-3,4-dihydro-3-(4-methoxybenzoyl)-2H-1,3,5-thiadiazin-2-thion 73280-19-0 C27H38N4O2S2
    4-(tert-Butylimino)-6-(dicyclohexylamino)-3,4-dihydro-3-(4-methoxybenzoyl)-2H-1,3,5-thiadiazin-2-thion
    —— (4S,5R)-4-methyl-N'-[(4S,5R)-4-methyl-2-oxo-5-phenyl-1,3-oxazolidine-3-carbonyl]-2-oxo-5-phenyl-1,3-oxazolidine-3-carbohydrazide 217174-23-7 C22H22N4O6
    (4S,5R)-4-methyl-N'-[(4S,5R)-4-methyl-2-oxo-5-phenyl-1,3-oxazolidine-3-carbonyl]-2-oxo-5-phenyl-1,3-oxazolidine-3-carbohydrazide
    —— 4-Methoxy-benzoic acid 2-acetyl-6-butyryl-4-methyl-phenyl ester 213622-25-4 C21H22O5
    4-Methoxy-benzoic acid 2-acetyl-6-butyryl-4-methyl-phenyl ester
    —— [4-(4-aminosulfonylphenyl)-1-methyl-3-(4-pyridyl)-1H-pyrazol-5-yl]carboxylic acid 259172-91-3 C16H14N4O4S
    [4-(4-aminosulfonylphenyl)-1-methyl-3-(4-pyridyl)-1H-pyrazol-5-yl]carboxylic acid
    —— 4-Isopropylidenehydrazino-8-methyl-5-azacinnoline 60832-54-4 C11H13N5
    4-Isopropylidenehydrazino-8-methyl-5-azacinnoline
    —— 4-[3-chloro-1-(2,4-dinitro-anilino)-2-oxo-1,2-dihydro-pyridine-4-carbonyl]-morpholine 62443-78-1 C16H14ClN5O7
    4-[3-chloro-1-(2,4-dinitro-anilino)-2-oxo-1,2-dihydro-pyridine-4-carbonyl]-morpholine
    —— 4a-Hydroxy-9a-nicotinoyloxy-1,2,3,4,4a,9,9a,10-octahydro-9-acridinecarbonitrile 61831-49-0 C20H19N3O3
    4a-Hydroxy-9a-nicotinoyloxy-1,2,3,4,4a,9,9a,10-octahydro-9-acridinecarbonitrile