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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Hydroxy-6-methyl-3-butyl-cumarin 21315-31-1 C14H16O3
    4-Hydroxy-6-methyl-3-butyl-cumarin
    —— 4-amino-2-(4-methoxyphenyl)quinoline-3-carbaldehyde 1339335-77-1 C17H14N2O2
    4-amino-2-(4-methoxyphenyl)quinoline-3-carbaldehyde
    —— 4-(o-Chlorbenzylthio)-2-phenyl-5-hydroxy-3-pyridazinon 21663-20-7 C17H13ClN2O2S
    4-(o-Chlorbenzylthio)-2-phenyl-5-hydroxy-3-pyridazinon
    —— (4-ethyl-1,4-diazepan-1-yl)-(4-iodophenyl)methanone 924643-18-5 C14H19IN2O
    (4-ethyl-1,4-diazepan-1-yl)-(4-iodophenyl)methanone
    —— 4-(1-(2-Fluoro-4-biphenylyl)ethyl)-2-amino-5-thiazolecarboxylic acid 145927-21-5 C18H15FN2O2S
    4-(1-(2-Fluoro-4-biphenylyl)ethyl)-2-amino-5-thiazolecarboxylic acid
    —— 4-chloro-2-(2-fluorophenyl)pyrimidin-5-amine 1214242-25-7 C10H7ClFN3
    4-chloro-2-(2-fluorophenyl)pyrimidin-5-amine
    —— 4-methoxy-2-(2-methylallyl)-1-nitrobenzene 1187028-21-2 C11H13NO3
    4-methoxy-2-(2-methylallyl)-1-nitrobenzene
    —— 4-Nitro-benzoic acid (1R,2S,3R,4S)-3-hydroxy-bicyclo[2.2.1]hept-2-yl ester 77085-47-3 C14H15NO5
    4-Nitro-benzoic acid (1R,2S,3R,4S)-3-hydroxy-bicyclo[2.2.1]hept-2-yl ester
    —— 4.4'-Dimethyl-benzilsaeure-N-(β-dibutyl-amino-ethyl)-amid 23445-47-8 C26H38N2O2
    4.4'-Dimethyl-benzilsaeure-N-(β-dibutyl-amino-ethyl)-amid
    —— (+/-)-(4-fluoro-1-naphthalenyl)(4-methyl-1-piperazinyl)acetic acid hydrochloride 1092477-63-8 C17H19FN2O2*ClH
    (+/-)-(4-fluoro-1-naphthalenyl)(4-methyl-1-piperazinyl)acetic acid hydrochloride
    —— 4,5,5,5-Tetrafluoro-1-furan-2-yl-2-(1,2,2,2-tetrafluoro-1-trifluoromethyl-ethylsulfanyl)-4-trifluoromethyl-pentane-1,3-dione 75782-14-8 C13H4F14O3S
    4,5,5,5-Tetrafluoro-1-furan-2-yl-2-(1,2,2,2-tetrafluoro-1-trifluoromethyl-ethylsulfanyl)-4-trifluoromethyl-pentane-1,3-dione
    —— 4-butyl-2-(4-(trifluoromethyl)phenyl)quinazoline 1446786-23-7 C19H17F3N2
    4-butyl-2-(4-(trifluoromethyl)phenyl)quinazoline
    —— 4,4-dibenzyl-1,1-dioxo-2,6-diphenyl-1λ<sup>6</sup>-[1,2,6]thiadiazinane-3,5-dione 115604-72-3 C29H24N2O4S
    4,4-dibenzyl-1,1-dioxo-2,6-diphenyl-1λ<sup>6</sup>-[1,2,6]thiadiazinane-3,5-dione
    —— 4-<4-<Bis-(2-hydroxy-aethyl)-aminosulfonyl>-anilino>-1-<4-tert.-butyl-phenoxy>-3-nitro-benzol 114400-43-0 C26H31N3O7S
    4-<4-<Bis-(2-hydroxy-aethyl)-aminosulfonyl>-anilino>-1-<4-tert.-butyl-phenoxy>-3-nitro-benzol
    —— 4-cyano-3-(2,4-dichlorophenyl)-5-iodothiophene-2-carboxylamide 1202042-06-5 C12H5Cl2IN2OS
    4-cyano-3-(2,4-dichlorophenyl)-5-iodothiophene-2-carboxylamide
    —— 4-chloro-N,N-diisopropyl-6-morpholino-1,3,5-triazin-2-amine 132905-55-6 C13H22ClN5O
    4-chloro-N,N-diisopropyl-6-morpholino-1,3,5-triazin-2-amine
    —— 4-[(3,3-dimethyl-2,3-dihydro-1-benzofuran-4-yl)oxy]aniline 1380697-54-0 C16H17NO2
    4-[(3,3-dimethyl-2,3-dihydro-1-benzofuran-4-yl)oxy]aniline
    —— 4,7-anhydro-2-carboxyamino-1-cyclohexyl-1,2,5,6-tetradeoxy-D-xylo-heptitol γ lactone 143293-00-9 C14H23NO3
    4,7-anhydro-2-carboxyamino-1-cyclohexyl-1,2,5,6-tetradeoxy-D-xylo-heptitol γ lactone
    —— 4-fluoro-N-(4-(4-(trifluoromethoxy)phenyl)-3,4-dihydro-2H-pyrano[3,2-b]pyridin-4-yl)benzamide 1561763-09-4 C22H16F4N2O3
    4-fluoro-N-(4-(4-(trifluoromethoxy)phenyl)-3,4-dihydro-2H-pyrano[3,2-b]pyridin-4-yl)benzamide
    —— (4S,5S)-N-(2-phenylethyl)-5-<<(tert-butyloxy)carbonyl>amino>-6-cyclohexyl-4-hydroxyhex-1-ene-2-carboxamide 110613-69-9 C26H40N2O4
    (4S,5S)-N-(2-phenylethyl)-5-<<(tert-butyloxy)carbonyl>amino>-6-cyclohexyl-4-hydroxyhex-1-ene-2-carboxamide
    —— 4-[(2S)-2-[3-(3-fluorophenyl)-4-oxopyrrolo[2,1-f][1,2,4]triazin-2-yl]pyrrolidin-1-yl]-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile 1548332-02-0 C23H17FN8O
    4-[(2S)-2-[3-(3-fluorophenyl)-4-oxopyrrolo[2,1-f][1,2,4]triazin-2-yl]pyrrolidin-1-yl]-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile
    —— 4-(6,6-dimethyl-4-oxo-3-phenyl-5,7-dihydroindazol-1-yl)-3-nitro-N-(oxolan-2-ylmethyl)benzamide 1329600-45-4 C27H28N4O5
    4-(6,6-dimethyl-4-oxo-3-phenyl-5,7-dihydroindazol-1-yl)-3-nitro-N-(oxolan-2-ylmethyl)benzamide
    —— 4-[6-[4-[(2R,3R)-3-(2,4-difluorophenyl)-3-hydroxy-4-(1,2,4-triazol-1-yl)butan-2-yl]piperazin-1-yl]pyridin-3-yl]-2-(2-methylpropyl)-1,2,4-triazol-3-one 1431884-14-8 C27H33F2N9O2
    4-[6-[4-[(2R,3R)-3-(2,4-difluorophenyl)-3-hydroxy-4-(1,2,4-triazol-1-yl)butan-2-yl]piperazin-1-yl]pyridin-3-yl]-2-(2-methylpropyl)-1,2,4-triazol-3-one
    —— 4,4-difluoro-8-[3,4-bis(3-{2-[2-(2-methoxyethoxy)ethoxy]ethoxy}-2-{2-[2-(2-methoxyethoxy)ethoxy]ethoxymethyl}propoxy)phenyl]-1,3,5,7-tetramethyl-2,6-diiodo-4-bora-3a,4a-diaza-s-indacene 1259292-37-9 C55H89BF2I2N2O18
    4,4-difluoro-8-[3,4-bis(3-{2-[2-(2-methoxyethoxy)ethoxy]ethoxy}-2-{2-[2-(2-methoxyethoxy)ethoxy]ethoxymethyl}propoxy)phenyl]-1,3,5,7-tetramethyl-2,6-diiodo-4-bora-3a,4a-diaza-s-indacene
    —— 4-(10,11-Dihydro-5H-dibenzo[a,d]cyclohepten-5-yloxy)-1-propyl-piperidine 47436-26-0 C23H29NO
    4-(10,11-Dihydro-5H-dibenzo[a,d]cyclohepten-5-yloxy)-1-propyl-piperidine
    —— 4,4'-Diaethinyl-azoxybenzol 98339-30-1 C16H10N2O
    4,4'-Diaethinyl-azoxybenzol
    —— 4-Isobutyl-4-methyl-cyclohex-2-enone 35161-10-5 C11H18O
    4-Isobutyl-4-methyl-cyclohex-2-enone
    —— 4-methyl-5'-phenyl-1,1':3',1'':4'',1'''-quaterphenyl 1444122-50-2 C31H24
    4-methyl-5'-phenyl-1,1':3',1'':4'',1'''-quaterphenyl
    —— 4-perfluorohexyl-4'-(1,1,5-trihydroperfluoropentoxy)biphenyl 115883-66-4 C23H11F21O
    4-perfluorohexyl-4'-(1,1,5-trihydroperfluoropentoxy)biphenyl
    —— 4-(5'-Methoxycarbonylpentyl)-5-mercaptomethylimidazolidin-2-one 133709-87-2 C11H20N2O3S
    4-(5'-Methoxycarbonylpentyl)-5-mercaptomethylimidazolidin-2-one
    —— 4-azido-N-phenyl-N-methylvaleramide 1286232-32-3 C12H16N4O
    4-azido-N-phenyl-N-methylvaleramide
    —— 4-[Nα-tert-butyloxycarbonyl-NIm(1)-(2,4-dinitrophenyl)-L-histidyl]aminobutan-1-ol 291779-95-8 C21H28N6O8
    4-[Nα-tert-butyloxycarbonyl-NIm(1)-(2,4-dinitrophenyl)-L-histidyl]aminobutan-1-ol
    —— 4-(5-(1-admantyl)-1,2,4-oxadiazol-3-y)-2-iodophenol 1608146-81-1 C18H19IN2O2
    4-(5-(1-admantyl)-1,2,4-oxadiazol-3-y)-2-iodophenol
    —— 4-((S)-2-hydroxy-1-phenylethylimino)pent-2-en-2-ol 1403239-82-6 C13H17NO2
    4-((S)-2-hydroxy-1-phenylethylimino)pent-2-en-2-ol
    —— 4-(3-{2-cyano-1-[4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]ethyl}pyrrolidin-1-yl)-N-phenylpyridine-2-carboxamide 1257075-18-5 C28H25N9O
    4-(3-{2-cyano-1-[4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]ethyl}pyrrolidin-1-yl)-N-phenylpyridine-2-carboxamide
    —— 4,4'-[2,5,2',5'-tetraoxo-3,3'-(4,4'-methanediyl-diphenyl)-di-imidazolidin-1-yl]-bis-benzoic acid diethyl ester 40574-91-2 C37H32N4O8
    4,4'-[2,5,2',5'-tetraoxo-3,3'-(4,4'-methanediyl-diphenyl)-di-imidazolidin-1-yl]-bis-benzoic acid diethyl ester
    —— 4-Butyl-2-[chloro(difluoro)methyl]-6-methylquinoline 1245554-65-7 C15H16ClF2N
    4-Butyl-2-[chloro(difluoro)methyl]-6-methylquinoline
    —— (4aS,4bR,5S,6aS,6bS,9aR,10aS,10bS,12S)-4b,12-difluoro-5-hydroxy-6b-(2-hydroxy-acetyl)-4a,6a-dimethyl-8-phenylmethanesulfonyl-4b,5,6,6a,6b,7,8,9,9a,10,10a,10b,11,12-tetradecahydro-4aH-8-aza-pentaleno[2,1-a]phenanthren-2-one 1323942-21-7 C30H35F2NO6S
    (4aS,4bR,5S,6aS,6bS,9aR,10aS,10bS,12S)-4b,12-difluoro-5-hydroxy-6b-(2-hydroxy-acetyl)-4a,6a-dimethyl-8-phenylmethanesulfonyl-4b,5,6,6a,6b,7,8,9,9a,10,10a,10b,11,12-tetradecahydro-4aH-8-aza-pentaleno[2,1-a]phenanthren-2-one
    —— 4-(4-chlorophenyl)-4-{7-[(methylsulfinyl)methyl]-1H-indol-3-yl}hexanonitrile 1202769-10-5 C22H23ClN2OS
    4-(4-chlorophenyl)-4-{7-[(methylsulfinyl)methyl]-1H-indol-3-yl}hexanonitrile
    —— {4-[bis-(2-hydroxy-propyl)-amino]-6-methyl-[1,3,5]triazin-2-yl}-phosphonic acid diethyl ester 60321-57-5 C14H27N4O5P
    {4-[bis-(2-hydroxy-propyl)-amino]-6-methyl-[1,3,5]triazin-2-yl}-phosphonic acid diethyl ester
    —— 4a-(4-nitro-phenylazo)-3,4,4a,5,6,7-hexahydro-1<i>H</i>-quinolin-2-one 32893-25-7 C15H16N4O3
    4a-(4-nitro-phenylazo)-3,4,4a,5,6,7-hexahydro-1<i>H</i>-quinolin-2-one
    —— 4-pentyl-4<i>H</i>-tetrazolo[1,5-<i>a</i>]quinazolin-5-one 59342-48-2 C13H15N5O
    4-pentyl-4<i>H</i>-tetrazolo[1,5-<i>a</i>]quinazolin-5-one
    —— 4-Benzyl-2-((E)-2-o-tolyl-vinyl)-morpholine; compound with oxalic acid 58039-57-9 C2H2O4*C20H23NO
    4-Benzyl-2-((E)-2-o-tolyl-vinyl)-morpholine; compound with oxalic acid
    —— 4-methyl-6-(2-methyl-1(3)<i>H</i>-benzoimidazol-5-yl)-4,5-dihydro-2<i>H</i>-pyridazin-3-one 60957-65-5 C13H14N4O
    4-methyl-6-(2-methyl-1(3)<i>H</i>-benzoimidazol-5-yl)-4,5-dihydro-2<i>H</i>-pyridazin-3-one
    —— 4-hexadecyloxy-1,2-dimethyl-3,5-diphenyl-pyrazolium 60614-01-9 C33H50N2O
    4-hexadecyloxy-1,2-dimethyl-3,5-diphenyl-pyrazolium
    —— 4-Methyl-6-(2-nitro-phenyl)-2-oxo-3,6-dihydro-2H-pyrimidine-1,5-dicarboxylic acid 5-ethyl ester 1-heptyl ester 110448-22-1 C22H29N3O7
    4-Methyl-6-(2-nitro-phenyl)-2-oxo-3,6-dihydro-2H-pyrimidine-1,5-dicarboxylic acid 5-ethyl ester 1-heptyl ester
    —— (4-Phenylamino-phenylazo)-formamid 100724-87-6 C13H12N4O
    (4-Phenylamino-phenylazo)-formamid
    —— 4-(6-Trifluoromethyl-benzo[b]naphtho[2,3-d]thiophen-11-yl)-phenol 250350-02-8 C23H13F3OS
    4-(6-Trifluoromethyl-benzo[b]naphtho[2,3-d]thiophen-11-yl)-phenol
    —— 4,5,7-tri-O-acetyl-1,2,8-trideoxy-8-iodo-3,6-bis-O-(phenylmethyl)-D-glycero-D-talo-oct-1-ynitol 440360-41-8 C28H31IO8
    4,5,7-tri-O-acetyl-1,2,8-trideoxy-8-iodo-3,6-bis-O-(phenylmethyl)-D-glycero-D-talo-oct-1-ynitol
    —— 4-Amino-3-formyl-5-methoxy-2,6-dimethyl-1-propyl-indol 5065-31-6 C15H20N2O2
    4-Amino-3-formyl-5-methoxy-2,6-dimethyl-1-propyl-indol