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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-chloro-2-guanidino-6-methylaminopyrimidine hydrochloride 84097-22-3 C6H9ClN6*ClH
    4-chloro-2-guanidino-6-methylaminopyrimidine hydrochloride
    —— 4-hydroxy-3-<α-(3-methyl-2-oxocyclohexyl)benzyl>coumarin 102690-97-1 C23H22O4
    4-hydroxy-3-<α-(3-methyl-2-oxocyclohexyl)benzyl>coumarin
    —— 4-(2-biphenylyl)-m-quaterphenyl 84226-51-7 C36H26
    4-(2-biphenylyl)-m-quaterphenyl
    —— 4,4,5,5-tetramethyl-2-(3,3,3-trifluoro-1,2-diphenylprop-1-en-1-yl)-1,3,2-dioxaborolane 1254220-92-2 C21H22BF3O2
    4,4,5,5-tetramethyl-2-(3,3,3-trifluoro-1,2-diphenylprop-1-en-1-yl)-1,3,2-dioxaborolane
    —— 4-[2-(4-Pentyl-cyclohexyl)-ethyl]-benzamide 89013-06-9 C20H31NO
    4-[2-(4-Pentyl-cyclohexyl)-ethyl]-benzamide
    —— 4-cyano-6-isocyano-N-(cis-4-methylcyclohexyl)-1H-indole-2-carboxamide 1473450-40-6 C18H18N4O
    4-cyano-6-isocyano-N-(cis-4-methylcyclohexyl)-1H-indole-2-carboxamide
    —— (4aR,7S,9aS)-7-Hydroxy-6-methylene-hexahydro-4a,7-methano-benzocycloheptene-2,3-dione 72729-31-8 C13H16O3
    (4aR,7S,9aS)-7-Hydroxy-6-methylene-hexahydro-4a,7-methano-benzocycloheptene-2,3-dione
    —— 4-(8-methyl-ergolin-6-yl)-butyric acid ethyl ester 71014-43-2 C21H28N2O2
    4-(8-methyl-ergolin-6-yl)-butyric acid ethyl ester
    —— 4-Pentyloxy-thiobenzoic acid S-(5-hexyl-pyrimidin-2-yl) ester 72475-53-7 C22H30N2O2S
    4-Pentyloxy-thiobenzoic acid S-(5-hexyl-pyrimidin-2-yl) ester
    —— 4-(3,5,5-Trimethyl-4,5-dihydro-pyrazol-1-yl)-benzoic acid [1-(4-hydroxy-phenyl)-meth-(Z)-ylidene]-hydrazide 71478-95-0 C20H22N4O2
    4-(3,5,5-Trimethyl-4,5-dihydro-pyrazol-1-yl)-benzoic acid [1-(4-hydroxy-phenyl)-meth-(Z)-ylidene]-hydrazide
    —— 4-D-Galactopyranosyl-1-(pyridin-2-carbonyl)-3-thiosemicarbazid 69010-13-5 C13H18N4O6S
    4-D-Galactopyranosyl-1-(pyridin-2-carbonyl)-3-thiosemicarbazid
    —— 4,8,8-Trimethyl-decahydro-1,4-methano-azulene-9-carboxylic acid methylamide 73301-69-6 C16H27NO
    4,8,8-Trimethyl-decahydro-1,4-methano-azulene-9-carboxylic acid methylamide
    —— (4-Chloro-phenylsulfanyl)-ethaneperoxoic acid tert-butyl ester 30893-78-8 C12H15ClO3S
    (4-Chloro-phenylsulfanyl)-ethaneperoxoic acid tert-butyl ester
    —— 4-methyl-3-pentyl-1H-isochromen-1-one 1094790-03-0 C15H18O2
    4-methyl-3-pentyl-1H-isochromen-1-one
    —— 4-cyano-N-((1R,3S)-2,2-dimethyl-3-(6-tosyl-6H-pyrrolo[2,3-e][1,2,4]triazolo[4,3-a]pyrazin-1-yl)cyclobutyl)benzenesulfonamide 1201192-63-3 C27H25N7O4S2
    4-cyano-N-((1R,3S)-2,2-dimethyl-3-(6-tosyl-6H-pyrrolo[2,3-e][1,2,4]triazolo[4,3-a]pyrazin-1-yl)cyclobutyl)benzenesulfonamide
    —— 4-methoxy-2-(pyridin-2-yl)-N-tert-butylbenzamide 1252815-39-6 C17H20N2O2
    4-methoxy-2-(pyridin-2-yl)-N-tert-butylbenzamide
    —— 4-[4-(4,6-dimethyl-pyrimidin-2-ylamino)-phenoxy]-phenol 103153-06-6 C18H17N3O2
    4-[4-(4,6-dimethyl-pyrimidin-2-ylamino)-phenoxy]-phenol
    —— (4-chloro-phenyl)-(4,4,6-trimethyl-4<i>H</i>-[1,3]thiazin-2-yl)-amine 37489-55-7 C13H15ClN2S
    (4-chloro-phenyl)-(4,4,6-trimethyl-4<i>H</i>-[1,3]thiazin-2-yl)-amine
    —— 4-[4-Bromo-2-(trifluoromethyl)phenyloxy]-5,6,7,8-tetrahydro-4H-furo[2,3-c] azepine hydrochloride 1067635-02-2 C15H13BrF3NO2*ClH
    4-[4-Bromo-2-(trifluoromethyl)phenyloxy]-5,6,7,8-tetrahydro-4H-furo[2,3-c] azepine hydrochloride
    —— 4-(4-bromonaphthalen-1-yloxy)-4,5,6,7-tetrahydrothieno[2,3-c]pyridine 1067632-42-1 C17H14BrNOS
    4-(4-bromonaphthalen-1-yloxy)-4,5,6,7-tetrahydrothieno[2,3-c]pyridine
    —— 4-[[4-[[(1R,2R)-2-[acetyl(methyl)amino]cyclohexyl]amino]-5-(trifluoromethyl)pyrimidin-2-yl]amino]-3-methoxy-N-[(3S)-1-methylpiperidin-3-yl]benzamide 1245829-98-4 C28H38F3N7O3
    4-[[4-[[(1R,2R)-2-[acetyl(methyl)amino]cyclohexyl]amino]-5-(trifluoromethyl)pyrimidin-2-yl]amino]-3-methoxy-N-[(3S)-1-methylpiperidin-3-yl]benzamide
    —— 4-tert-butyl-N-{3-[8-(4-carbamimidoylmethyl-phenylamino)-imidazo[1,2-a]pyrazin-6-yl]-2-methyl-phenyl}-benzamide 886855-56-7 C32H33N7O
    4-tert-butyl-N-{3-[8-(4-carbamimidoylmethyl-phenylamino)-imidazo[1,2-a]pyrazin-6-yl]-2-methyl-phenyl}-benzamide
    —— 4-deuterio-1,2,3,4,6,7,12,12b-Octahydro-indolo[2,3-<i>a</i>]quinolizine-1,3-dicarboxylic acid dimethyl ester 69914-97-2 C19H22N2O4
    4-deuterio-1,2,3,4,6,7,12,12b-Octahydro-indolo[2,3-<i>a</i>]quinolizine-1,3-dicarboxylic acid dimethyl ester
    —— 4-{(3E,7E,11E)-12-[2-(2-Hydroxy-ethyl)-phenyl]-7-methyl-dodeca-3,7,11-trienyl}-3-methyl-cyclohex-2-enone 71470-79-6 C28H38O2
    4-{(3E,7E,11E)-12-[2-(2-Hydroxy-ethyl)-phenyl]-7-methyl-dodeca-3,7,11-trienyl}-3-methyl-cyclohex-2-enone
    —— (4S,5R)-5-Ethyl-4-methoxycarbonylmethyl-1,4,5,6-tetrahydro-pyridine-3-carboxylic acid methyl ester 67804-25-5 C12H19NO4
    (4S,5R)-5-Ethyl-4-methoxycarbonylmethyl-1,4,5,6-tetrahydro-pyridine-3-carboxylic acid methyl ester
    —— 4-Isothiocyanato-benzoic acid carboxymethyl ester 70163-44-9 C10H7NO4S
    4-Isothiocyanato-benzoic acid carboxymethyl ester
    —— 4-<3β,14-Dihydro-5β,14β-androstan-17β-yl>-Δ<sup>3</sup>-pyrrolin-2-on, Hothesimogenin 67205-27-0 C23H35NO3
    4-<3β,14-Dihydro-5β,14β-androstan-17β-yl>-Δ<sup>3</sup>-pyrrolin-2-on, Hothesimogenin
    —— 4-but-3-enyl-11-[(3-dimethylamino-propyl)-methyl-amino]-1<sup>4</sup>-hydroxy-2-(4-methoxy-benzylidene)-4,8-diaza-1-(1,3)benzena-cycloundecaphane-3,9-dione 69721-90-0 C32H44N4O4
    4-but-3-enyl-11-[(3-dimethylamino-propyl)-methyl-amino]-1<sup>4</sup>-hydroxy-2-(4-methoxy-benzylidene)-4,8-diaza-1-(1,3)benzena-cycloundecaphane-3,9-dione
    —— 4-(5-nitro-pyridin-2-yl)-hexahydro-3,5-methano-furo[3,2-<i>b</i>]pyridin-6-one 71902-68-6 C13H13N3O4
    4-(5-nitro-pyridin-2-yl)-hexahydro-3,5-methano-furo[3,2-<i>b</i>]pyridin-6-one
    —— 4-Amino-4-phenylcyclopentene, hydrochloride 158943-19-2 C11H13N*ClH
    4-Amino-4-phenylcyclopentene, hydrochloride
    —— 4-[(3-bromophenyl)amino]-6-nitro-7-{[1-(tert-butyloxycarbonyl)-piperidin-4-yl]oxy}-quinazoline 289701-00-4 C24H26BrN5O5
    4-[(3-bromophenyl)amino]-6-nitro-7-{[1-(tert-butyloxycarbonyl)-piperidin-4-yl]oxy}-quinazoline
    —— 4-(3-{2-cyano-1-[4-(7-{[2-(trimethylsilyl)ethoxy]methyl}-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]ethyl}pyrrolidin-1-yl)pyridine-2-carboxylic acid ammonium salt 1257072-75-5 C28H34N8O3Si*H3N
    4-(3-{2-cyano-1-[4-(7-{[2-(trimethylsilyl)ethoxy]methyl}-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]ethyl}pyrrolidin-1-yl)pyridine-2-carboxylic acid ammonium salt
    —— 4-((2-phenyl-1H-indol-3-yl)methyl)morpholine 4660-98-4 C19H20N2O
    4-((2-phenyl-1H-indol-3-yl)methyl)morpholine
    —— 4-(6,7-Dichloro-2-methyl-1,3-dioxo-2,3-dihydro-1H-isoindol-5-yloxy)-butyric acid ethyl ester 109804-02-6 C15H15Cl2NO5
    4-(6,7-Dichloro-2-methyl-1,3-dioxo-2,3-dihydro-1H-isoindol-5-yloxy)-butyric acid ethyl ester
    —— 4-Methyl-2-(2-methyl-allyl)-pent-3-enoic acid methyl ester 105169-60-6 C11H18O2
    4-Methyl-2-(2-methyl-allyl)-pent-3-enoic acid methyl ester
    —— 4-oxaspiro[bicyclo[3.2.0]heptane-6,1'-cyclobutane]-7-amine 1424386-32-2 C9H15NO
    4-oxaspiro[bicyclo[3.2.0]heptane-6,1'-cyclobutane]-7-amine
    —— (4-Benzyloxycarbonyl-2,6-dimethyl)phenyl 3-Methoxy-10-methyl-acridinium-9-carboxylate Fluorosulfonate 158788-43-3 C32H28NO5*FO3S
    (4-Benzyloxycarbonyl-2,6-dimethyl)phenyl 3-Methoxy-10-methyl-acridinium-9-carboxylate Fluorosulfonate
    —— 4-Brom-2-methyl-4'-nitro-benzophenon 17408-96-7 C14H10BrNO3
    4-Brom-2-methyl-4'-nitro-benzophenon
    —— 4-{4-[5-nitro-6-(4-propoxymethyl-piperidin-1-yl)-pyrimidin-4-yloxy]-phenyl}-butan-2-one 733749-49-0 C23H30N4O5
    4-{4-[5-nitro-6-(4-propoxymethyl-piperidin-1-yl)-pyrimidin-4-yloxy]-phenyl}-butan-2-one
    —— 4-(1-chloro-2-(4,5-dimethoxy-2-nitrophenyl)ethyl)benzonitrile 1584706-58-0 C17H15ClN2O4
    4-(1-chloro-2-(4,5-dimethoxy-2-nitrophenyl)ethyl)benzonitrile
    —— 4-{(1S,2S)-2-[(1S,2S,3R,4S,5S)-2-Acetoxy-4-((E)-(S)-3-hydroxy-dodec-1-enyl)-bicyclo[3.1.0]hex-3-ylmethyl]-cyclopropyl}-butyric acid methyl ester 57429-51-3 C29H48O5
    4-{(1S,2S)-2-[(1S,2S,3R,4S,5S)-2-Acetoxy-4-((E)-(S)-3-hydroxy-dodec-1-enyl)-bicyclo[3.1.0]hex-3-ylmethyl]-cyclopropyl}-butyric acid methyl ester
    —— [4-(4-Chloro-2-methyl-phenoxy)-phenyl]-carbamic acid 2-chloro-ethyl ester 30739-14-1 C16H15Cl2NO3
    [4-(4-Chloro-2-methyl-phenoxy)-phenyl]-carbamic acid 2-chloro-ethyl ester
    —— 4-(8-chloro-5<i>H</i>-dibenzo[<i>a</i>,<i>d</i>]cyclohepten-10-yl)-1-methyl-1,2,3,6-tetrahydro-pyridine 21814-11-9 C21H20ClN
    4-(8-chloro-5<i>H</i>-dibenzo[<i>a</i>,<i>d</i>]cyclohepten-10-yl)-1-methyl-1,2,3,6-tetrahydro-pyridine
    —— 4,4,6-Trimethyl-2-(2-methyl-2-nitro-propoxy)-[1,3,2]dioxaborinane 96793-07-6 C10H20BNO5
    4,4,6-Trimethyl-2-(2-methyl-2-nitro-propoxy)-[1,3,2]dioxaborinane
    —— 4-Brom-2-(N-methylpiperazino)-chinazolin 39213-12-2 C13H15BrN4
    4-Brom-2-(N-methylpiperazino)-chinazolin
    —— 4-[4-(4-Chloro-3-sulfamoyl-phenyl)-4-hydroxy-3-methyl-thiazolidin-2-ylidene]-2,6-dimethyl-morpholin-4-ium; chloride 64575-71-9 C16H23ClN3O4S2*Cl
    4-[4-(4-Chloro-3-sulfamoyl-phenyl)-4-hydroxy-3-methyl-thiazolidin-2-ylidene]-2,6-dimethyl-morpholin-4-ium; chloride
    —— 4-Dimethylamino-2'-trifluormethansulfonyl-azobenzol 17128-17-5 C15H14F3N3O2S
    4-Dimethylamino-2'-trifluormethansulfonyl-azobenzol
    —— 4-carboxy-2,3-dimethoxy-N,N-dimethylbenzamide 141946-89-6 C12H15NO5
    4-carboxy-2,3-dimethoxy-N,N-dimethylbenzamide
    —— (4R,6S)-6-[(R)-2-Hydroxy-1-(4-methoxy-benzyloxy)-ethyl]-4-methyl-tetrahydro-pyran-2-one 343783-00-6 C16H22O5
    (4R,6S)-6-[(R)-2-Hydroxy-1-(4-methoxy-benzyloxy)-ethyl]-4-methyl-tetrahydro-pyran-2-one
    —— 4-(3-(4-fluorophenyl)-1-methyl-1H-pyrazol-4-yl)-5H-pyrrolo[3,4-b]pyridine-5,7(6H)-dione 1383377-62-5 C17H11FN4O2
    4-(3-(4-fluorophenyl)-1-methyl-1H-pyrazol-4-yl)-5H-pyrrolo[3,4-b]pyridine-5,7(6H)-dione