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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,6-dimethoxy-2-(methoxymethyleneoxy)-3-C-prenyl-acetophenone 495418-53-6 C17H24O5
    4,6-dimethoxy-2-(methoxymethyleneoxy)-3-C-prenyl-acetophenone
    —— 4-[4-(6-fluoro-1H-benzimidazol-2-yl)-9H-carbazol-9-yl]-2-[(1-hydroxycyclopentan-1-yl)methylamino]benzamide 1190424-12-4 C32H28FN5O2
    4-[4-(6-fluoro-1H-benzimidazol-2-yl)-9H-carbazol-9-yl]-2-[(1-hydroxycyclopentan-1-yl)methylamino]benzamide
    —— 4-[2-((E)-2-iodovinyl)phenyl]pyridine 216443-81-1 C13H10IN
    4-[2-((E)-2-iodovinyl)phenyl]pyridine
    —— 4-O-tert-butyl-1,2-O-isopropylidene-3-C-methyl-β-D-psicopyranose 108680-94-0 C14H26O6
    4-O-tert-butyl-1,2-O-isopropylidene-3-C-methyl-β-D-psicopyranose
    —— 4-(3-trifluoromethylphenylmethoxy)cyclohexanone 180004-85-7 C14H15F3O2
    4-(3-trifluoromethylphenylmethoxy)cyclohexanone
    —— 4-Benzoylamino-N-butyl-2-hydroxy-benzamide 70204-92-1 C18H20N2O3
    4-Benzoylamino-N-butyl-2-hydroxy-benzamide
    —— 4-amino-5,6,7,8-tetrahydro-benzo[4,5]thieno[2,3-<i>b</i>]pyridine-3-carbonitrile 73227-60-8 C12H11N3S
    4-amino-5,6,7,8-tetrahydro-benzo[4,5]thieno[2,3-<i>b</i>]pyridine-3-carbonitrile
    —— 4-Methoxy-7-oxa-1-thia-cyclopenta[c]phenanthren-6-one 73878-52-1 C16H10O3S
    4-Methoxy-7-oxa-1-thia-cyclopenta[c]phenanthren-6-one
    —— 4,7-dihydroxy-8-methoxy-2,3a,4,5-tetrahydro-1H-[1,3]oxazolo[2,3-c][1,4]benzodiazepin-10-one 129887-07-6 C12H14N2O5
    4,7-dihydroxy-8-methoxy-2,3a,4,5-tetrahydro-1H-[1,3]oxazolo[2,3-c][1,4]benzodiazepin-10-one
    —— 4-chloro-2-cyclohexyl-1-(4-methoxybutyl)-1H-imidazole-5-carboxylic acid 1202263-26-0 C15H23ClN2O3
    4-chloro-2-cyclohexyl-1-(4-methoxybutyl)-1H-imidazole-5-carboxylic acid
    —— 4-[5-(2-Chloro-phenyl)-1-(2,6-dichloro-phenyl)-2-oxo-1,2,3,4-tetrahydro-pyrido[4,3-d]pyrimidin-7-yl]-piperidine-1-carboxylic acid tert-butyl ester 906463-16-9 C29H29Cl3N4O3
    4-[5-(2-Chloro-phenyl)-1-(2,6-dichloro-phenyl)-2-oxo-1,2,3,4-tetrahydro-pyrido[4,3-d]pyrimidin-7-yl]-piperidine-1-carboxylic acid tert-butyl ester
    —— 4-hydroxy-8-trifluoromethyl-quinoline-3-carboxylic acid (3H-imidazol-4-ylmethylene)-hydrazide 1346226-34-3 C15H10F3N5O2
    4-hydroxy-8-trifluoromethyl-quinoline-3-carboxylic acid (3H-imidazol-4-ylmethylene)-hydrazide
    —— 4-phenyl-1-phenylsulfonyl-1-(pyridin-2-ylthio)-1-trimethylsilylbutane 135967-09-8 C24H29NO2S2Si
    4-phenyl-1-phenylsulfonyl-1-(pyridin-2-ylthio)-1-trimethylsilylbutane
    —— 4,6-Bis-hydroxymethyl-2-phenyl-3-pyridinol-triacetic-ester 30764-57-9 C19H19NO6
    4,6-Bis-hydroxymethyl-2-phenyl-3-pyridinol-triacetic-ester
    —— 4-[2-(4-Bromo-phenylcarbamoyl)-1-methyl-eth-(E)-ylideneamino]-benzoic acid ethyl ester 30299-43-5 C19H19BrN2O3
    4-[2-(4-Bromo-phenylcarbamoyl)-1-methyl-eth-(E)-ylideneamino]-benzoic acid ethyl ester
    —— 4-(4-fluorophenyl)-2-methyl-6-phenylphenanthridine 1603837-99-5 C26H18FN
    4-(4-fluorophenyl)-2-methyl-6-phenylphenanthridine
    —— 4,7-diacetoxy-3,8-dibromo-1,2,3,4,7,8-hexahydrobenzo<c>phenanthrene 121724-72-9 C22H20Br2O4
    4,7-diacetoxy-3,8-dibromo-1,2,3,4,7,8-hexahydrobenzo<c>phenanthrene
    —— 4-bromo-N-[(R)-cyclopropyl-(3-ethanesulfonylphenyl)methyl]benzamide 1414778-84-9 C19H20BrNO3S
    4-bromo-N-[(R)-cyclopropyl-(3-ethanesulfonylphenyl)methyl]benzamide
    —— 4-[(2',3',4',6'-tetra-O-acetyl-α-D-glucopyranosyl)-(1'->5)-(7-O-acetyl-2,6-anhydro-1,3,4-trideoxy-α,β-D-erythro-hept-3-enitol-1-yl)]iodobenzene 239806-28-1 C29H35IO13
    4-[(2',3',4',6'-tetra-O-acetyl-α-D-glucopyranosyl)-(1'->5)-(7-O-acetyl-2,6-anhydro-1,3,4-trideoxy-α,β-D-erythro-hept-3-enitol-1-yl)]iodobenzene
    —— 4,5-dibromo-2-(4-iodobenzyl)pyridazin-3(2H)-one 1549708-08-8 C11H7Br2IN2O
    4,5-dibromo-2-(4-iodobenzyl)pyridazin-3(2H)-one
    —— (4S)-3-[(2R,3R)-2-chloro-3-hydroxyoctanoyl]-4-propan-2-yl-1,3-oxazolidin-2-one 93713-14-5 C14H24ClNO4
    (4S)-3-[(2R,3R)-2-chloro-3-hydroxyoctanoyl]-4-propan-2-yl-1,3-oxazolidin-2-one
    —— 4-benzyl-1-(5-methylpyridin-2-yl)piperazin-2-one 1201225-02-6 C17H19N3O
    4-benzyl-1-(5-methylpyridin-2-yl)piperazin-2-one
    —— (4R,5R)-methyl 5-(4-chlorophenyl)-4,5-dimethyl-2-thioxooxazolidine-4-carboxylate 1198118-23-8 C13H14ClNO3S
    (4R,5R)-methyl 5-(4-chlorophenyl)-4,5-dimethyl-2-thioxooxazolidine-4-carboxylate
    —— 4-[2-(4-fluorophenoxy)phenylsulfamoyl]-N-{2-[4-(2-hydroxyethyl)piperidin-1-yl]-2-oxoethyl}benzamide 1032613-80-1 C28H30FN3O6S
    4-[2-(4-fluorophenoxy)phenylsulfamoyl]-N-{2-[4-(2-hydroxyethyl)piperidin-1-yl]-2-oxoethyl}benzamide
    —— (4-tert-Butyl-cyclohex-1-enyl)-dimethyl-phenyl-silane 87437-02-3 C18H28Si
    (4-tert-Butyl-cyclohex-1-enyl)-dimethyl-phenyl-silane
    —— 4-acryloyl-piperazine-1-carboxylic acid 6-(7-chloro-[1,8]naphthyridin-2-yl)-7-oxo-6,7-dihydro-5<i>H</i>-pyrrolo[3,4-<i>b</i>]pyrazin-5-yl ester 59878-62-5 C22H18ClN7O4
    4-acryloyl-piperazine-1-carboxylic acid 6-(7-chloro-[1,8]naphthyridin-2-yl)-7-oxo-6,7-dihydro-5<i>H</i>-pyrrolo[3,4-<i>b</i>]pyrazin-5-yl ester
    —— 4-(3-Hydroxy-phenyl)-7-methoxy-3-phenyl-chromen-2-one 117319-74-1 C22H16O4
    4-(3-Hydroxy-phenyl)-7-methoxy-3-phenyl-chromen-2-one
    —— 4-chlorotetracyclo[6.3.2.02,7.09,11]trideca-4,12-diene-3,6-dione 60457-34-3 C13H11ClO2
    4-chlorotetracyclo[6.3.2.02,7.09,11]trideca-4,12-diene-3,6-dione
    —— 4,4'-bis-(triphenylphoshine)gold(I)-μ-2,3,5,6,2',3',5',6'-octafluoro-1,1'-biphenyl 90635-35-1 C48H30Au2F8P2
    4,4'-bis-(triphenylphoshine)gold(I)-μ-2,3,5,6,2',3',5',6'-octafluoro-1,1'-biphenyl
    —— 4-phenyl-4-thioxo-4λ5-[1,4]azaphosphinan-2-one 28246-71-1 C10H12NOPS
    4-phenyl-4-thioxo-4λ5-[1,4]azaphosphinan-2-one
    —— 4,4',7,7'-Tetramethyl-2,2'-bichinolin 96167-59-8 C22H20N2
    4,4',7,7'-Tetramethyl-2,2'-bichinolin
    —— (4-Methoxy-phenyl)-(2-anilino-2-p-methoxyphenyl-ethyl)-keton 95437-67-5 C23H23NO3
    (4-Methoxy-phenyl)-(2-anilino-2-p-methoxyphenyl-ethyl)-keton
    —— 4-Amino-6-({4'-[(7-amino-1-hydroxy-3-sulfonaphthalen-2-yl)diazenyl][1,1'-biphenyl]-4-yl}diazenyl)-5-hydroxy-3-[(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonic acid 25156-50-7 C38H27N9O13S3
    4-Amino-6-({4'-[(7-amino-1-hydroxy-3-sulfonaphthalen-2-yl)diazenyl][1,1'-biphenyl]-4-yl}diazenyl)-5-hydroxy-3-[(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonic acid
    —— 4-(2-aminophenoxy)butanoic acid ethyl ester hydrochloride 855995-82-3 C12H17NO3*ClH
    4-(2-aminophenoxy)butanoic acid ethyl ester hydrochloride
    —— 4-acetoxy-5-ethoxycarbonyl-6-methyl-3-(2,4,6-trimethylphenyl)pyrone 154929-96-1 C20H22O6
    4-acetoxy-5-ethoxycarbonyl-6-methyl-3-(2,4,6-trimethylphenyl)pyrone
    —— (+/-)-4-(tert-butyldimethylsilanyloxy)bicyclo[2.2.2]oct-5-en-2-one 868673-80-7 C14H24O2Si
    (+/-)-4-(tert-butyldimethylsilanyloxy)bicyclo[2.2.2]oct-5-en-2-one
    —— 4,7-dihydro-5,7-diphenyl-1,2,4-oxadiazepin-3(2H)-one 58006-79-4 C16H14N2O2
    4,7-dihydro-5,7-diphenyl-1,2,4-oxadiazepin-3(2H)-one
    —— 4,4'-[3,3'-(5-chloro-1-methyl-1<i>H</i>-imidazole-2,4-diyl)-di-prop-2-ynyl]-bis-morpholine 51245-56-8 C18H23ClN4O2
    4,4'-[3,3'-(5-chloro-1-methyl-1<i>H</i>-imidazole-2,4-diyl)-di-prop-2-ynyl]-bis-morpholine
    —— 4-bromo-N-(diethylcarbamoyl)-N-(pyridin-2-yl)benzamide 1427204-34-9 C17H18BrN3O2
    4-bromo-N-(diethylcarbamoyl)-N-(pyridin-2-yl)benzamide
    —— 4-nitrophenyl β-D-fucopyranosyl-(1→4)-β-D-cellobioside 1373921-68-6 C24H35NO17
    4-nitrophenyl β-D-fucopyranosyl-(1→4)-β-D-cellobioside
    —— 4,5α-epoxy-14-formyloxy-3,6-dimethoxy-17-methyl-morphin-6-ene 100626-16-2 C20H23NO5
    4,5α-epoxy-14-formyloxy-3,6-dimethoxy-17-methyl-morphin-6-ene
    —— 4-O-(6-O-pivaloyl-3,4-isopropylidene-β-D-galactopyranosyl)-2,3,5,6-bis-O-isopropylidene-D-glucose-dimethyl acetal 1250436-12-4 C28H48O13
    4-O-(6-O-pivaloyl-3,4-isopropylidene-β-D-galactopyranosyl)-2,3,5,6-bis-O-isopropylidene-D-glucose-dimethyl acetal
    —— 4-[1-[(3-Acetylphenyl)carbamoyl]-2,3-dihydropyrido[2,3-b][1,4]oxazin-6-yl]benzoic acid 1214930-89-8 C23H19N3O5
    4-[1-[(3-Acetylphenyl)carbamoyl]-2,3-dihydropyrido[2,3-b][1,4]oxazin-6-yl]benzoic acid
    —— 4(R)-acetoxy-5(R)-hydroxy-2E-decen-1-al 136730-58-0 C12H20O4
    4(R)-acetoxy-5(R)-hydroxy-2E-decen-1-al
    —— 4-Methyl-2,2'-diphenyl-6'-(p-methoxyphenyl)-4',5-dipyrimidinyl 71167-19-6 C28H22N4O
    4-Methyl-2,2'-diphenyl-6'-(p-methoxyphenyl)-4',5-dipyrimidinyl
    —— (4-chloroquinazolin-2-yl)methyl acetate 1215358-20-5 C11H9ClN2O2
    (4-chloroquinazolin-2-yl)methyl acetate
    —— 4-(5-Hexanoylamino-indazol-2-ylmethyl)-benzoic acid 126848-11-1 C21H23N3O3
    4-(5-Hexanoylamino-indazol-2-ylmethyl)-benzoic acid
    —— 4-bromo-3-{[4-(1H-2-methylimidazo[4.5-c]pyrid-1-yl)methylpiperidin-1-yl]carbonyl}indole-1-carboxylic acid dimethyl amide 1229702-64-0 C25H27BrN6O2
    4-bromo-3-{[4-(1H-2-methylimidazo[4.5-c]pyrid-1-yl)methylpiperidin-1-yl]carbonyl}indole-1-carboxylic acid dimethyl amide
    —— (4aR,6S,7R,8S,8aS)-6-Methoxy-8-nitromethyl-2-phenyl-7-(toluene-4-sulfonyl)-hexahydro-pyrano[3,2-d][1,3]dioxine 138639-24-4 C22H25NO8S
    (4aR,6S,7R,8S,8aS)-6-Methoxy-8-nitromethyl-2-phenyl-7-(toluene-4-sulfonyl)-hexahydro-pyrano[3,2-d][1,3]dioxine
    —— (+)-4,6-O-Benzyliden<(methyl-2,3-didesoxy-α-D-talopyranosido)<2,3-b><1,4,7,10,13,16>-hexaoxacyclooctadecan> 96022-89-8 C24H36O10
    (+)-4,6-O-Benzyliden<(methyl-2,3-didesoxy-α-D-talopyranosido)<2,3-b><1,4,7,10,13,16>-hexaoxacyclooctadecan>