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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Brom-2-chinazolon 28735-10-6 C8H5BrN2O
    4-Brom-2-chinazolon
    —— (4S,5S,6S)-4-acetamido-5,6-isopropylidenedioxy-8-methyl-1-nonene 281200-43-9 C15H27NO3
    (4S,5S,6S)-4-acetamido-5,6-isopropylidenedioxy-8-methyl-1-nonene
    —— 4-(Dichloro-phenyl-methyl)-pyridine 102417-54-9 C12H9Cl2N
    4-(Dichloro-phenyl-methyl)-pyridine
    —— 4-(2-Hydroxy-1,1-dimethylethyl)-benzophenon 28229-73-4 C17H18O2
    4-(2-Hydroxy-1,1-dimethylethyl)-benzophenon
    —— 4,5-dimethyl-2-phenyl-8H-pyrido[2,3-d]pyrimidin-7-one 83410-32-6 C15H13N3O
    4,5-dimethyl-2-phenyl-8H-pyrido[2,3-d]pyrimidin-7-one
    —— 4-{4-[(4'-chloro-1,1'-biphenyl-2-yl)methyl]piperazin-1-yl}-N-[(3-nitrophenyl)sulfonyl]-2-(phenylthio)benzamide 1235965-06-6 C36H31ClN4O5S2
    4-{4-[(4'-chloro-1,1'-biphenyl-2-yl)methyl]piperazin-1-yl}-N-[(3-nitrophenyl)sulfonyl]-2-(phenylthio)benzamide
    —— 4-methyl-N-(pyrimidin-2-yl)-5,6-dihydro-4H-thiazolo[4,5-e]indazol-2-amine 1235325-48-0 C13H12N6S
    4-methyl-N-(pyrimidin-2-yl)-5,6-dihydro-4H-thiazolo[4,5-e]indazol-2-amine
    —— 4-(3-Chloro-benzoyl)-6-phenyl-2H-pyridazin-3-one 158502-64-8 C17H11ClN2O2
    4-(3-Chloro-benzoyl)-6-phenyl-2H-pyridazin-3-one
    —— 4-Hydroxybenzoic acid 2-[[4-(benzoyloxy)-3-methoxyphenyl]methylene]hydrazide 303084-64-2 C22H18N2O5
    4-Hydroxybenzoic acid 2-[[4-(benzoyloxy)-3-methoxyphenyl]methylene]hydrazide
    —— 4-benzyl-1-(6-iodopyridazin-3-yl)piperidin-4-ol 1029360-45-9 C16H18IN3O
    4-benzyl-1-(6-iodopyridazin-3-yl)piperidin-4-ol
    —— 4-Phenylseleno-octan-3,5-diol 65252-80-4 C14H22O2Se
    4-Phenylseleno-octan-3,5-diol
    —— 4-{8-amino-3-[(6R,8aS)-3-oxooctahydroindolizin-6-yl]imidazo[1,5-a]pyrazin-1-yl}-2-fluoro-N-[4-(trifluoromethyl)pyridin-2-yl]benzamide 1620673-31-5 C27H23F4N7O2
    4-{8-amino-3-[(6R,8aS)-3-oxooctahydroindolizin-6-yl]imidazo[1,5-a]pyrazin-1-yl}-2-fluoro-N-[4-(trifluoromethyl)pyridin-2-yl]benzamide
    —— 4-({[5-(3-{[4-({[(2R)-2-hydroxy-2-(8-hydroxy-2-oxo-1,2-dihydroquinolin-5-yl)ethyl]amino}methyl)phenyl]carbamoyl}propyl)-2-phenylphenyl]carbamoyl}oxy)-1,1-dimethylpiperidin-1-ium trifluoroacetate 1254098-23-1 C2F3O2*C42H48N5O6
    4-({[5-(3-{[4-({[(2R)-2-hydroxy-2-(8-hydroxy-2-oxo-1,2-dihydroquinolin-5-yl)ethyl]amino}methyl)phenyl]carbamoyl}propyl)-2-phenylphenyl]carbamoyl}oxy)-1,1-dimethylpiperidin-1-ium trifluoroacetate
    —— 4-{7-cyano-4-[(2-hydroxyethyl)amino]imidazo[1,2-a]quinoxalin-1-yl}-N-cyclopropylbenzamide 1254195-70-4 C23H20N6O2
    4-{7-cyano-4-[(2-hydroxyethyl)amino]imidazo[1,2-a]quinoxalin-1-yl}-N-cyclopropylbenzamide
    —— 4-chloro-3-(4-chlorophenyl)-1-methyl-5-phenyl-1H-pyrazolo[3,4-c]pyridazine 1404504-63-7 C18H12Cl2N4
    4-chloro-3-(4-chlorophenyl)-1-methyl-5-phenyl-1H-pyrazolo[3,4-c]pyridazine
    —— { 4-[6-(Allyl-methyl-amino)-hexyloxy]-phenyl}-1-methyl-3-(3 - methyl-butyl)-thiourea 391910-54-6 C23H39N3OS
    { 4-[6-(Allyl-methyl-amino)-hexyloxy]-phenyl}-1-methyl-3-(3 - methyl-butyl)-thiourea
    —— 4-hydrazono-3-isopropoxy-4,5,6,7-tetrahydrobenzo[d]isoxazole 1176201-57-2 C10H15N3O2
    4-hydrazono-3-isopropoxy-4,5,6,7-tetrahydrobenzo[d]isoxazole
    —— 4,4'-((6,6'-(propane-1,3-diylbis(azanediyl))bis(4-(4-bromo-2,6-dimethylphenoxy)-1,3,5-triazin-6,2-diyl))bis(azanediyl))dibenzonitrile 1415319-86-6 C39H34Br2N12O2
    4,4'-((6,6'-(propane-1,3-diylbis(azanediyl))bis(4-(4-bromo-2,6-dimethylphenoxy)-1,3,5-triazin-6,2-diyl))bis(azanediyl))dibenzonitrile
    —— 4'-ethyl-2λ<sup>5</sup>-spiro[benzo[1,3,2]dioxaphosphole-2,2'-[1,3,2]oxazaphospholidin]-5'-one 63972-76-9 C10H12NO4P
    4'-ethyl-2λ<sup>5</sup>-spiro[benzo[1,3,2]dioxaphosphole-2,2'-[1,3,2]oxazaphospholidin]-5'-one
    —— 4-[4-(1-Hydroxy-6-methyl-heptyl)-phenyl]-butyric acid methyl ester 162940-88-7 C19H30O3
    4-[4-(1-Hydroxy-6-methyl-heptyl)-phenyl]-butyric acid methyl ester
    —— (4-nitrophenyl)-5-hexynyl diazoacetate 956748-45-1 C14H13N3O4
    (4-nitrophenyl)-5-hexynyl diazoacetate
    —— 4-(benzofuran-2-yl(phenyl)methyl)-2-chloroaniline 1582256-26-5 C21H16ClNO
    4-(benzofuran-2-yl(phenyl)methyl)-2-chloroaniline
    —— 4-decyl-3,6-dimethylpyran-2-one 1104516-46-2 C17H28O2
    4-decyl-3,6-dimethylpyran-2-one
    —— 4-(5-isopropenyl-2,5-dimethyl-cyclopent-1-enyl)-butan-2-one-(2,4-dinitro-phenylhydrazone) 109813-30-1 C20H26N4O4
    4-(5-isopropenyl-2,5-dimethyl-cyclopent-1-enyl)-butan-2-one-(2,4-dinitro-phenylhydrazone)
    —— 4,5,5-tributyl-4-methyl-dihydro-furan-2-one 93479-60-8 C17H32O2
    4,5,5-tributyl-4-methyl-dihydro-furan-2-one
    —— (4-methoxy-benzylidene)-(2-methylsulfanyl-4-phenyl-thiazol-5-yl)-amine 101731-24-2 C18H16N2OS2
    (4-methoxy-benzylidene)-(2-methylsulfanyl-4-phenyl-thiazol-5-yl)-amine
    —— 4-butoxy-quinazoline-2-carbonitrile 105402-10-6 C13H13N3O
    4-butoxy-quinazoline-2-carbonitrile
    —— 4-Hydroxy-1,2,3,4-tetrahydro-1-naphthoesaeure-lacton-1-propionsaeure-methylester 106593-00-4 C15H16O4
    4-Hydroxy-1,2,3,4-tetrahydro-1-naphthoesaeure-lacton-1-propionsaeure-methylester
    —— 4-(2-methoxy-5-methyl-phenyl)-2-methyl-4-oxo-<i>trans</i>-crotonic acid 20681-36-1 C13H14O4
    4-(2-methoxy-5-methyl-phenyl)-2-methyl-4-oxo-<i>trans</i>-crotonic acid
    —— 4-Amino-6-<ethyl-(5-hydroxy-2-methyl-phenyl)-amino>-2-fluordichlormethyl-1,3,5-triazin 849-43-4 C13H14Cl2FN5O
    4-Amino-6-<ethyl-(5-hydroxy-2-methyl-phenyl)-amino>-2-fluordichlormethyl-1,3,5-triazin
    —— 4,4'-Diphenyl-benzilsaeure-<N-methyl-piperidyl-(3)-ester> 96507-41-4 C32H31NO3
    4,4'-Diphenyl-benzilsaeure-<N-methyl-piperidyl-(3)-ester>
    —— 4-{3-[2,5-dimethyl-4-(N-isopropyl-N-methoxycarbonylmethylaminocarbonyl-amino)-phenyl]-propargylamino}-benzamidine 276678-71-8 C25H31N5O3
    4-{3-[2,5-dimethyl-4-(N-isopropyl-N-methoxycarbonylmethylaminocarbonyl-amino)-phenyl]-propargylamino}-benzamidine
    —— (4-Bromo-phenylamino)-[3-methyl-5-oxo-1-phenyl-1,5-dihydro-pyrazol-(4Z)-ylidene]-acetonitrile 119908-98-4 C18H13BrN4O
    (4-Bromo-phenylamino)-[3-methyl-5-oxo-1-phenyl-1,5-dihydro-pyrazol-(4Z)-ylidene]-acetonitrile
    —— 4-Formyl-pyridin-<N,N-bis-(2-chlor-ethyl)-hydrazon> 93011-51-9 C10H13Cl2N3
    4-Formyl-pyridin-<N,N-bis-(2-chlor-ethyl)-hydrazon>
    —— 4,7-Diamino-N-(2-morpholinoethyl)-2-phenylpyrido<2,3-d>pyrimidine-6-carboxamid 34993-24-3 C20H23N7O2
    4,7-Diamino-N-(2-morpholinoethyl)-2-phenylpyrido<2,3-d>pyrimidine-6-carboxamid
    —— 4-Nitro-3-biphenylacetonitrile 72301-68-9 C14H10N2O2
    4-Nitro-3-biphenylacetonitrile
    —— 4-[2-amino-3-cyano-5-oxo-4-(2-hydroxyphenyl)-4H-indeno[1,2-b]pyridin-1-(5H)-yl]benzenesulfonamide 1386373-75-6 C25H18N4O4S
    4-[2-amino-3-cyano-5-oxo-4-(2-hydroxyphenyl)-4H-indeno[1,2-b]pyridin-1-(5H)-yl]benzenesulfonamide
    —— 4-[2,5-bis(4-bromophenyl)pyrazol-3-yl]-2-phenyl-1,3-thiazole 116228-13-8 C24H15Br2N3S
    4-[2,5-bis(4-bromophenyl)pyrazol-3-yl]-2-phenyl-1,3-thiazole
    —— 4-(5-(2,4-dichlorophenyl)-2-(3-hydroxyphenyl)-4-imino-6-oxo-1,2,6,7,8,9-hexahydro-4H-[1,3]oxazino[4,5-b]quinolin-10(5H)-yl)benzenesulfonamide 1313009-23-2 C29H24Cl2N4O5S
    4-(5-(2,4-dichlorophenyl)-2-(3-hydroxyphenyl)-4-imino-6-oxo-1,2,6,7,8,9-hexahydro-4H-[1,3]oxazino[4,5-b]quinolin-10(5H)-yl)benzenesulfonamide
    —— 4-[1,1-dimethyl-2-(3-tert.butyl-4-hydroxy-5-methylphenyl)ethyl]3,5-dithiapimelic acid dioctadecyl ester 57726-43-9 C56H102O5S2
    4-[1,1-dimethyl-2-(3-tert.butyl-4-hydroxy-5-methylphenyl)ethyl]3,5-dithiapimelic acid dioctadecyl ester
    —— 4,7-dioxa-decanedioic acid diallyl ester 100874-41-7 C14H22O6
    4,7-dioxa-decanedioic acid diallyl ester
    —— (+/-)-4-amino-benzoic acid-(2<i>t</i>,5<i>t</i>-dimethyl-cyclohex-r-yl ester) 109808-03-9 C15H21NO2
    (+/-)-4-amino-benzoic acid-(2<i>t</i>,5<i>t</i>-dimethyl-cyclohex-r-yl ester)
    —— 4-(1,1-Bis-ethoxycarbonyl-2-carboxy-ethyl)-4H-cyclopenta[def]phenanthren-3-carbonsaeure 5821-75-0 C25H22O8
    4-(1,1-Bis-ethoxycarbonyl-2-carboxy-ethyl)-4H-cyclopenta[def]phenanthren-3-carbonsaeure
    —— 4,6-dimethyl-pyridine-2-carboxylic acid hydrazide 98594-21-9 C8H11N3O
    4,6-dimethyl-pyridine-2-carboxylic acid hydrazide
    —— 4-ethyl-5-benzoylimino-4,5-dihydro-[1,3,4]thiadiazole-2-sulfonyl chloride 115036-48-1 C11H10ClN3O3S2
    4-ethyl-5-benzoylimino-4,5-dihydro-[1,3,4]thiadiazole-2-sulfonyl chloride
    —— 4-(N-Isopropylamino-acetylamino)-4'-nitro-diphenylsulfon 93730-79-1 C17H19N3O5S
    4-(N-Isopropylamino-acetylamino)-4'-nitro-diphenylsulfon
    —— (+/-)-(4-Fluorphenyl)-bernsteinsaeurepropylimid 837-72-9 C13H14FNO2
    (+/-)-(4-Fluorphenyl)-bernsteinsaeurepropylimid
    —— 4,6-Dimethoxy-3-oxo-spiro<cumaran-2,1'-cyclopentan> 96006-73-4 C14H16O4
    4,6-Dimethoxy-3-oxo-spiro<cumaran-2,1'-cyclopentan>
    —— 4-(4-benzyloxy-phenyl)-5,6-dihydro-2H-pyran-3-carboxylic acid methyl ester 1068522-97-3 C20H20O4
    4-(4-benzyloxy-phenyl)-5,6-dihydro-2H-pyran-3-carboxylic acid methyl ester
    —— 4-(2,3-difluoro-4-methyl-benzylamino)-piperidine-1-carboxylic acid tert-butyl ester 1598418-13-3 C18H26F2N2O2
    4-(2,3-difluoro-4-methyl-benzylamino)-piperidine-1-carboxylic acid tert-butyl ester