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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-O-Benzyl-1-(benzyloxycarbonylamino)-1-deoxy-2,3-O-isopropylidene-1-(2-thiazolyl)-L-xylo-tetritol 173382-31-5 C25H28N2O5S
    4-O-Benzyl-1-(benzyloxycarbonylamino)-1-deoxy-2,3-O-isopropylidene-1-(2-thiazolyl)-L-xylo-tetritol
    —— 4,4-Difluor-1,1-dichlor-2-methoxycarbonyl-butadien 345-19-7 C6H4Cl2F2O2
    4,4-Difluor-1,1-dichlor-2-methoxycarbonyl-butadien
    —— (4S,5S)-5-benzyloxy-2,2-dimethyl-4-(3,4-methylenedioxyphenyl)-1,3-dioxane 214269-33-7 C20H22O5
    (4S,5S)-5-benzyloxy-2,2-dimethyl-4-(3,4-methylenedioxyphenyl)-1,3-dioxane
    —— 4-chloro-benzenesulfonic acid-(4,<i>N</i>-dichloro-anilide) 104094-54-4 C12H8Cl3NO2S
    4-chloro-benzenesulfonic acid-(4,<i>N</i>-dichloro-anilide)
    —— 4-[(4S,5S)-2-Oxo-5-((1E,3E)-5-oxo-penta-1,3-dienyl)-[1,3]dioxolan-4-yl]-butyric acid ethyl ester 94292-93-0 C14H18O6
    4-[(4S,5S)-2-Oxo-5-((1E,3E)-5-oxo-penta-1,3-dienyl)-[1,3]dioxolan-4-yl]-butyric acid ethyl ester
    —— 4-[((2S)-2-amino-3-{7-[2-(4-methoxyphenyl)-2-oxoethyl]-9-oxa-3,7-diazabicyclo[3.3.1]non-3-yl}propyl)oxy]benzonitrile 335620-29-6 C25H30N4O4
    4-[((2S)-2-amino-3-{7-[2-(4-methoxyphenyl)-2-oxoethyl]-9-oxa-3,7-diazabicyclo[3.3.1]non-3-yl}propyl)oxy]benzonitrile
    —— 4-[1-(2-Hydroxy-phenyl)-meth-(Z)-ylidene]-2-[2-(4-isopropyl-3-methyl-phenoxy)-acetyl]-5-methyl-2,4-dihydro-pyrazol-3-one 76443-61-3 C23H24N2O4
    4-[1-(2-Hydroxy-phenyl)-meth-(Z)-ylidene]-2-[2-(4-isopropyl-3-methyl-phenoxy)-acetyl]-5-methyl-2,4-dihydro-pyrazol-3-one
    —— 4-[1-(4-Chloro-phenyl)-meth-(Z)-ylidene]-2-[2-(4-isopropyl-3-methyl-phenoxy)-acetyl]-5-methyl-2,4-dihydro-pyrazol-3-one 76443-60-2 C23H23ClN2O3
    4-[1-(4-Chloro-phenyl)-meth-(Z)-ylidene]-2-[2-(4-isopropyl-3-methyl-phenoxy)-acetyl]-5-methyl-2,4-dihydro-pyrazol-3-one
    —— (4aΞ)-2α-hydroxy-23-oxo-3-oxa-<i>A</i>-homo-urs-12-en-28-oic acid methyl ester 23140-85-4 C31H48O5
    (4aΞ)-2α-hydroxy-23-oxo-3-oxa-<i>A</i>-homo-urs-12-en-28-oic acid methyl ester
    —— 4-chloro-N-[2-hydroxyethyl]-3-{[(5Z)-4-oxo-5-(6-quinolinylmethylidene)-4,5-dihydro-1,3-thiazol-2-yl]amino}benzamide 916053-23-1 C22H17ClN4O3S
    4-chloro-N-[2-hydroxyethyl]-3-{[(5Z)-4-oxo-5-(6-quinolinylmethylidene)-4,5-dihydro-1,3-thiazol-2-yl]amino}benzamide
    —— 4-chloro-N-[2-(4-{1-[4-(4-chloro-benzyl)-4-dimethylamino-cyclohexylcarbamoyl]-1-methyl-ethoxy}-phenyl)-ethyl]-benzamide 869798-76-5 C34H41Cl2N3O3
    4-chloro-N-[2-(4-{1-[4-(4-chloro-benzyl)-4-dimethylamino-cyclohexylcarbamoyl]-1-methyl-ethoxy}-phenyl)-ethyl]-benzamide
    —— 4-[4-amino-2-fluoro-5-(4-trifluoromethoxy-benzylamino)-phenyl]-piperazine-1-carboxylic acid tert-butyl ester 885232-45-1 C23H28F4N4O3
    4-[4-amino-2-fluoro-5-(4-trifluoromethoxy-benzylamino)-phenyl]-piperazine-1-carboxylic acid tert-butyl ester
    —— 4-[4-dimethylamino-4-(4-methyl-benzyl)-cyclohexylcarbamoyl]-butyric acid methyl ester 869798-68-5 C22H34N2O3
    4-[4-dimethylamino-4-(4-methyl-benzyl)-cyclohexylcarbamoyl]-butyric acid methyl ester
    —— {4-[4-(Isoquinoline-1-carbonyl)-phenoxy]-phenyl}-isoquinolin-1-yl-methanone 67335-07-3 C32H20N2O3
    {4-[4-(Isoquinoline-1-carbonyl)-phenoxy]-phenyl}-isoquinolin-1-yl-methanone
    —— 4-(2,4,5-trifluorophenyl)-3(S)-hydroxybutanoic acid 957025-32-0 C10H9F3O3
    4-(2,4,5-trifluorophenyl)-3(S)-hydroxybutanoic acid
    —— 4-dibenzylamino-1-methyl-1,2,4-triazolium triflate 873589-87-8 CF3O3S*C17H19N4
    4-dibenzylamino-1-methyl-1,2,4-triazolium triflate
    —— 4-(4-chloro-phenyl)-2-trichloromethyl-quinoline 65714-36-5 C16H9Cl4N
    4-(4-chloro-phenyl)-2-trichloromethyl-quinoline
    —— 4-Chloro-2H-cyclohepta[gh]pyrrolizine-1,2,5-tricarboxylic acid 5-ethyl ester 1,2-dimethyl ester 67545-07-7 C18H16ClNO6
    4-Chloro-2H-cyclohepta[gh]pyrrolizine-1,2,5-tricarboxylic acid 5-ethyl ester 1,2-dimethyl ester
    —— 4-(2-hydroxy-1,1-dimethyl-ethylamino)-2-(2-hydroxy-ethyl)-2<i>H</i>-phthalazin-1-one 66072-99-9 C14H19N3O3
    4-(2-hydroxy-1,1-dimethyl-ethylamino)-2-(2-hydroxy-ethyl)-2<i>H</i>-phthalazin-1-one
    —— 4,4-dimethyl-5-propyliminopentanenitrile 67259-68-1 C10H18N2
    4,4-dimethyl-5-propyliminopentanenitrile
    —— 4-ethyl-4-(3-methylbutyliminomethyl)hexanenitrile 67259-79-4 C14H26N2
    4-ethyl-4-(3-methylbutyliminomethyl)hexanenitrile
    —— 4,6-Dinitro-7-hydroxy-2,3-diphenylbenzofuran 65202-32-6 C20H12N2O6
    4,6-Dinitro-7-hydroxy-2,3-diphenylbenzofuran
    —— 4-phenyl-1-[(4-<i>m</i>-tolyl-piperazin-1-yl)-acetyl]-semicarbazide 67367-59-3 C20H25N5O2
    4-phenyl-1-[(4-<i>m</i>-tolyl-piperazin-1-yl)-acetyl]-semicarbazide
    —— 4-Hydroxy-2-methyl-6-n-propylaminopyrimidin 66487-63-6 C8H13N3O
    4-Hydroxy-2-methyl-6-n-propylaminopyrimidin
    —— 4-(4-chloro-phenyl)-2-(3-nitro-phenyl)-6,6-bis-trifluoromethyl-6<i>H</i>-[1,3,5]oxathiazine 66249-37-4 C17H9ClF6N2O3S
    4-(4-chloro-phenyl)-2-(3-nitro-phenyl)-6,6-bis-trifluoromethyl-6<i>H</i>-[1,3,5]oxathiazine
    —— 4-N-(5-cyclopropyl-1H-pyrazol-3-yl)-2-N-[(6-methyl-1H-benzimidazol-5-yl)methyl]pyrimidine-2,4-diamine 1425929-13-0 C19H20N8
    4-N-(5-cyclopropyl-1H-pyrazol-3-yl)-2-N-[(6-methyl-1H-benzimidazol-5-yl)methyl]pyrimidine-2,4-diamine
    —— (4R)-5-cyclohexyl-2-(cyclohexylmethyl)-4-hydroxy-3-oxo-N,N-di(propan-2-yl)pentanamide 872619-97-1 C24H43NO3
    (4R)-5-cyclohexyl-2-(cyclohexylmethyl)-4-hydroxy-3-oxo-N,N-di(propan-2-yl)pentanamide
    —— 4-(5-amino-6-(1'-oxo-2',3'-dihydro-1'H-spiro[cyclopropane-1,4'-isoquinolin]-6'-yl)pyrazin-2-yl)-N-cyclopropyl-2-methylbenzenesulfonamide 1396775-43-1 C25H25N5O3S
    4-(5-amino-6-(1'-oxo-2',3'-dihydro-1'H-spiro[cyclopropane-1,4'-isoquinolin]-6'-yl)pyrazin-2-yl)-N-cyclopropyl-2-methylbenzenesulfonamide
    —— 4-(2-Hydroxy-4-methoxy-5-nitro-phenyl)-6-(4-methoxy-phenyl)-pyrimidin-2-ol 134701-11-4 C18H15N3O6
    4-(2-Hydroxy-4-methoxy-5-nitro-phenyl)-6-(4-methoxy-phenyl)-pyrimidin-2-ol
    —— {4-[bis(2-hydroxypropyl)amino]phenyl}(phenyl)methanone 1374331-76-6 C19H23NO3
    {4-[bis(2-hydroxypropyl)amino]phenyl}(phenyl)methanone
    —— (4R,5R)-5-(3-fluorophenyl)-4-(5-((5-fluoro-3-pyridinyl)ethynyl)-3-pyridinyl)-1,3-oxazolidin-2-one 1375751-75-9 C21H13F2N3O2
    (4R,5R)-5-(3-fluorophenyl)-4-(5-((5-fluoro-3-pyridinyl)ethynyl)-3-pyridinyl)-1,3-oxazolidin-2-one
    —— (4R,5S)-4-methyl-5-phenyl-4-(5-(phenylethynyl)-3-pyridinyl)-1,3-oxazolidin-2-one 1375751-49-7 C23H18N2O2
    (4R,5S)-4-methyl-5-phenyl-4-(5-(phenylethynyl)-3-pyridinyl)-1,3-oxazolidin-2-one
    —— 4-chloro-1-{[(2S)-1-methylpyrrolidin-2-yl]methyl}-N-(2-morpholin-4-yl-2-pyridin-3-ylethyl)-1H-indole-3-carboxamide 1186086-10-1 C26H32ClN5O2
    4-chloro-1-{[(2S)-1-methylpyrrolidin-2-yl]methyl}-N-(2-morpholin-4-yl-2-pyridin-3-ylethyl)-1H-indole-3-carboxamide
    —— 4-hydroxy-4-([N-isobutyl-N-methyl]aminomethyl)piperidine 177948-20-8 C11H24N2O
    4-hydroxy-4-([N-isobutyl-N-methyl]aminomethyl)piperidine
    —— [4'-[2-[(tert-butoxycarbonyl)[(2R)-2-hydroxy-2-phenylethyl]amino]ethyl]-3-cyclohexyloxy-4-biphenylyl]-acetic acid 855480-47-6 C35H43NO6
    [4'-[2-[(tert-butoxycarbonyl)[(2R)-2-hydroxy-2-phenylethyl]amino]ethyl]-3-cyclohexyloxy-4-biphenylyl]-acetic acid
    —— (4-(4-(4-methoxybenzyl) piperazin-1-yl)phenyl)boronic acid MIDA ester 1404227-40-2 C23H28BN3O5
    (4-(4-(4-methoxybenzyl) piperazin-1-yl)phenyl)boronic acid MIDA ester
    —— 4-(4-bromophenyl)-5-{[2-(thiazol-2-ylcarbamoyl)-acetyl]-hydrazono}-4,5-dihydro[1,3,4]-thiadiazole-2-carboxylic acid ethyl ester 1145681-92-0 C17H15BrN6O4S2
    4-(4-bromophenyl)-5-{[2-(thiazol-2-ylcarbamoyl)-acetyl]-hydrazono}-4,5-dihydro[1,3,4]-thiadiazole-2-carboxylic acid ethyl ester
    —— 4,5-carboranylene-1,1,3,3-tetramethyl-2-(4-methoxymethyl)-1,3-digermacyclopenane 383863-75-0 C15H32B10Ge2O
    4,5-carboranylene-1,1,3,3-tetramethyl-2-(4-methoxymethyl)-1,3-digermacyclopenane
    —— [(4R,4aR,7S,7aS,12bR)-7-(tert-Butyl-dimethyl-silanyloxy)-9-methoxy-3-methyl-2,3,4,4a,5,6,7,7a-octahydro-1H-8-oxa-3-aza-benzo[d]fluoren-4-yl]-methanol 184884-55-7 C24H39NO4Si
    [(4R,4aR,7S,7aS,12bR)-7-(tert-Butyl-dimethyl-silanyloxy)-9-methoxy-3-methyl-2,3,4,4a,5,6,7,7a-octahydro-1H-8-oxa-3-aza-benzo[d]fluoren-4-yl]-methanol
    —— 4-(4-chloro-phenyl)-2,2-dimethyl-cyclobutanecarboxylic acid 107774-11-8 C13H15ClO2
    4-(4-chloro-phenyl)-2,2-dimethyl-cyclobutanecarboxylic acid
    —— 4-(2-ethyl-1-buten-1-yl)benzonitril 57438-83-2 C13H15N
    4-(2-ethyl-1-buten-1-yl)benzonitril
    —— 4,7,8,9-tetrahydro-6,10,11-trioxo-5,9-dimethylbicyclo<5.2.1>decano<3,4-b>furan-3-carboxylic acid methyl ester 99783-53-6 C16H16O6
    4,7,8,9-tetrahydro-6,10,11-trioxo-5,9-dimethylbicyclo<5.2.1>decano<3,4-b>furan-3-carboxylic acid methyl ester
    —— 4-[6-[(2,3-dihydro-1-imino-1H-isoindol-5-yl)amino]-5-hydroxy-4-pyrimidinyl]benzoic acid 1264924-60-8 C19H15N5O3*HI
    4-[6-[(2,3-dihydro-1-imino-1H-isoindol-5-yl)amino]-5-hydroxy-4-pyrimidinyl]benzoic acid
    —— 4-(7-chloro-1H-indol-5-ylamino)-piperidine-1-carboxylic acid tert-butyl ester 1189121-47-8 C18H24ClN3O2
    4-(7-chloro-1H-indol-5-ylamino)-piperidine-1-carboxylic acid tert-butyl ester
    —— 4,5-Dimethoxy-2-<(2-methoxy-(Z)-ethenyl)methylene>-4-cyclopentene-1,3-dione 118042-15-2 C11H12O5
    4,5-Dimethoxy-2-<(2-methoxy-(Z)-ethenyl)methylene>-4-cyclopentene-1,3-dione
    —— (4R,6S)-6-Benzyloxy-spiro[3.6]decan-1-one 115756-91-7 C17H22O2
    (4R,6S)-6-Benzyloxy-spiro[3.6]decan-1-one
    —— (4aS,6R,9aR)-6-Propyl-hexahydro-1,5-dioxa-benzocyclohepten-7-one 116972-31-7 C12H20O3
    (4aS,6R,9aR)-6-Propyl-hexahydro-1,5-dioxa-benzocyclohepten-7-one
    —— 4-((2R,3R)-2-tert-Butyl-oxaziridin-3-yl)-benzaldehyde 116451-00-4 C12H15NO2
    4-((2R,3R)-2-tert-Butyl-oxaziridin-3-yl)-benzaldehyde
    —— [4-(2-dimethylazaniumylidene-1,3-dithiol-4-yl)-1,3-dithiol-2-ylidene]-dimethylazanium 60351-68-0 C10H14N2S4
    [4-(2-dimethylazaniumylidene-1,3-dithiol-4-yl)-1,3-dithiol-2-ylidene]-dimethylazanium
    —— [4-(3-chloro-propoxy)-phenyl]-(2-propyl-indol-3-yl)-methanone 65136-27-8 C21H22ClNO2
    [4-(3-chloro-propoxy)-phenyl]-(2-propyl-indol-3-yl)-methanone