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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-{(3-{[tert-butyl(dimethyl)silyl]oxy}phenyl)[4-(2-furylmethyl)-1-piperazinyl]methyl}-N,N-diethylbenzamide 364771-94-8 C33H47N3O3Si
    4-{(3-{[tert-butyl(dimethyl)silyl]oxy}phenyl)[4-(2-furylmethyl)-1-piperazinyl]methyl}-N,N-diethylbenzamide
    —— 4,5-Dibrom-1-trimethylsilyl-hexen-(4)-in-(1) 13044-36-5 C9H14Br2Si
    4,5-Dibrom-1-trimethylsilyl-hexen-(4)-in-(1)
    —— 4-bromo-3-(cyanomethyl)benzoic acid 1379307-14-8 C9H6BrNO2
    4-bromo-3-(cyanomethyl)benzoic acid
    —— 4-chloro-N-nitrobenzenesulfonamide 84615-11-2 C6H5ClN2O4S
    4-chloro-N-nitrobenzenesulfonamide
    —— 4-O-acetyl-1,6-anhydro-2-benzyloxycarbonylamino-2,3-dideoxy-β-D-arabino-hexopyranose 92982-57-5 C16H19NO6
    4-O-acetyl-1,6-anhydro-2-benzyloxycarbonylamino-2,3-dideoxy-β-D-arabino-hexopyranose
    —— 4-<N-(5-Methoxy-2-pyrimidinyl)-sulfamoyl>-phenylessigsaeure-2-chloro-5-trifluoromethylanilid 24455-72-9 C20H16ClF3N4O4S
    4-<N-(5-Methoxy-2-pyrimidinyl)-sulfamoyl>-phenylessigsaeure-2-chloro-5-trifluoromethylanilid
    —— 4,6-bis-ethylamino-[1,3,5]triazine-2-sulfonic acid 89796-03-2 C7H13N5O3S
    4,6-bis-ethylamino-[1,3,5]triazine-2-sulfonic acid
    —— 4-cyano-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid [4-(9-exo)-(4,4-di-tert-butyl-9-hydroxy-1,7-dimethyl-3,5,11-trioxa-4-sila-tricyclo[5.3.1.02,6]undec-9-yl)-2-(4,4-dimethyl-cyclohex-1-enyl)-phenyl]-amide 1142363-30-1 C42H64N4O6Si2
    4-cyano-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid [4-(9-exo)-(4,4-di-tert-butyl-9-hydroxy-1,7-dimethyl-3,5,11-trioxa-4-sila-tricyclo[5.3.1.02,6]undec-9-yl)-2-(4,4-dimethyl-cyclohex-1-enyl)-phenyl]-amide
    —— 4-chloro-2,5-dimethyl-isothiazole-3-thione 71091-86-6 C5H6ClNS2
    4-chloro-2,5-dimethyl-isothiazole-3-thione
    —— 4-[1-(4-oxo-4-phenyl-butyl)-4-<i>m</i>-tolyl-piperidine-4-carbonyl]-morpholine 97830-84-7 C27H34N2O3
    4-[1-(4-oxo-4-phenyl-butyl)-4-<i>m</i>-tolyl-piperidine-4-carbonyl]-morpholine
    —— 4-[4-phenethyl-1-(3-phenyl-propyl)-piperidin-4-yl]-morpholine 13697-46-6 C26H36N2O
    4-[4-phenethyl-1-(3-phenyl-propyl)-piperidin-4-yl]-morpholine
    —— (4-Hydroxyimino-cyclohexa-2,5-dienylidene)-(3,4-dimethylphenyl)-acetonitrile 219650-79-0 C16H14N2O
    (4-Hydroxyimino-cyclohexa-2,5-dienylidene)-(3,4-dimethylphenyl)-acetonitrile
    —— (4-aminobutyl)(2-phenylethyl)phosphinic acid hydrochloride 1160184-50-8 C12H20NO2P*ClH
    (4-aminobutyl)(2-phenylethyl)phosphinic acid hydrochloride
    —— 4,4'-(6-heptyl-[1,3,5]triazine-2,4-diyl)-bis-benzene-1,3-diol 4407-53-8 C22H25N3O4
    4,4'-(6-heptyl-[1,3,5]triazine-2,4-diyl)-bis-benzene-1,3-diol
    —— (4-Methylsulfonyloxyimino-cyclohexa-2,5-dienylidene)-(3,4-dimethoxyphenyl)-acetonitrile 219650-92-7 C17H16N2O5S
    (4-Methylsulfonyloxyimino-cyclohexa-2,5-dienylidene)-(3,4-dimethoxyphenyl)-acetonitrile
    —— (4aS,4bS,5S,8S,8aR,9R)-5-Methoxymethoxy-8,9-bis-methoxymethoxymethyl-8-methyl-3,4,4a,4b,5,6,7,8,8a,9-decahydro-fluoren-2-one 123592-35-8 C22H36O7
    (4aS,4bS,5S,8S,8aR,9R)-5-Methoxymethoxy-8,9-bis-methoxymethoxymethyl-8-methyl-3,4,4a,4b,5,6,7,8,8a,9-decahydro-fluoren-2-one
    —— 4-nitro-2-(3-piperidino-propoxy)-benzoic acid 110151-89-8 C15H20N2O5
    4-nitro-2-(3-piperidino-propoxy)-benzoic acid
    —— (4RS,1'RS)-4-ethyl-4,5-dihydro-2-(1-phenylmethyl-3-butenyl)oxazole 93684-35-6 C16H21NO
    (4RS,1'RS)-4-ethyl-4,5-dihydro-2-(1-phenylmethyl-3-butenyl)oxazole
    —— 4-[1,3-bis-(tert-butyldimethylsilanyloxy)-10,13-dimethyl-2,3,4,9,10,11,12,13,14,15-decahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoic acid 897386-81-1 C36H62O4Si2
    4-[1,3-bis-(tert-butyldimethylsilanyloxy)-10,13-dimethyl-2,3,4,9,10,11,12,13,14,15-decahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoic acid
    —— 4-methylene-1-azabicyclo[4.2.0]octan-8-one 1233847-72-7 C8H11NO
    4-methylene-1-azabicyclo[4.2.0]octan-8-one
    —— [4-(2,4-dinitro-phenylazo)-2-methoxy-5-methyl-phenyl]-(4,6-diphenoxy-[1,3,5]triazin-2-yl)-amine 16381-24-1 C29H22N8O7
    [4-(2,4-dinitro-phenylazo)-2-methoxy-5-methyl-phenyl]-(4,6-diphenoxy-[1,3,5]triazin-2-yl)-amine
    —— 4-(1-allyl-4-octyl-piperidin-4-yl)-morpholine 13697-18-2 C20H38N2O
    4-(1-allyl-4-octyl-piperidin-4-yl)-morpholine
    —— 4,5-dimethoxy-1,2-ethoxyethoxyethoxydiol 1312700-61-0 C20H34O10
    4,5-dimethoxy-1,2-ethoxyethoxyethoxydiol
    —— 4-((4-hexanoyloxyphenyl)azo)benzaldehyde 1332372-65-2 C19H20N2O3
    4-((4-hexanoyloxyphenyl)azo)benzaldehyde
    —— (4aS,9aR)-9a-Prop-2-ynyl-1,4,4a,9a-tetrahydro-2H-fluorene-3,9-dione 79405-08-6 C16H14O2
    (4aS,9aR)-9a-Prop-2-ynyl-1,4,4a,9a-tetrahydro-2H-fluorene-3,9-dione
    —— (4-(3-azidopropyl)-5-fluoro-2-iodo-5-methylcyclohex-1-enyl)benzene 1238831-37-2 C16H19FIN3
    (4-(3-azidopropyl)-5-fluoro-2-iodo-5-methylcyclohex-1-enyl)benzene
    —— 4-{[1-(3-Chloro-phenyl)-meth-(Z)-ylidene]-amino}-6-octyl-benzene-1,3-diol 23771-86-0 C21H26ClNO2
    4-{[1-(3-Chloro-phenyl)-meth-(Z)-ylidene]-amino}-6-octyl-benzene-1,3-diol
    —— 4'-Methoxy-3'.5'-dichlorphthalanilsaeure 24024-31-5 C15H11Cl2NO4
    4'-Methoxy-3'.5'-dichlorphthalanilsaeure
    —— 4-{[1-(3,5-Dibromo-2-hydroxy-phenyl)-meth-(Z)-ylidene]-amino}-6-octyl-benzene-1,3-diol 23792-23-6 C21H25Br2NO3
    4-{[1-(3,5-Dibromo-2-hydroxy-phenyl)-meth-(Z)-ylidene]-amino}-6-octyl-benzene-1,3-diol
    —— (4-chlorocarbonyloxy-phenyl)-(4-chloro-quinazolin-2-yl)-methanone 97594-40-6 C16H8Cl2N2O3
    (4-chlorocarbonyloxy-phenyl)-(4-chloro-quinazolin-2-yl)-methanone
    —— 4-Hexyl-cyclohexanecarbothioic acid S-(4-ethoxy-phenyl) ester 71979-54-9 C21H32O2S
    4-Hexyl-cyclohexanecarbothioic acid S-(4-ethoxy-phenyl) ester
    —— 4-ethoxy-1-ethyl-1<i>H</i>-pyrazolo[3,4-<i>b</i>]pyridine-5-carboxylic acid 2-amino-4-chloro-anilide 53065-05-7 C17H18ClN5O2
    4-ethoxy-1-ethyl-1<i>H</i>-pyrazolo[3,4-<i>b</i>]pyridine-5-carboxylic acid 2-amino-4-chloro-anilide
    —— 4,4'-[6-(4-fluoro-phenoxy)-[1,3,5]triazine-2,4-diyl]-bis-benzene-1,3-diol 4756-74-5 C21H14FN3O5
    4,4'-[6-(4-fluoro-phenoxy)-[1,3,5]triazine-2,4-diyl]-bis-benzene-1,3-diol
    —— 4-(1-(1H-indol-3-yl)-2-nitroethyl)-2-iodoaniline 1554471-68-9 C16H14IN3O2
    4-(1-(1H-indol-3-yl)-2-nitroethyl)-2-iodoaniline
    —— 4-[3-(2,6-Dimethyl-phenoxymethyl)-pyrrolidin-1-yl]-1-(4-fluoro-phenyl)-butan-1-one; compound with (Z)-but-2-enedioic acid 51535-14-9 C4H4O4*C23H28FNO2
    4-[3-(2,6-Dimethyl-phenoxymethyl)-pyrrolidin-1-yl]-1-(4-fluoro-phenyl)-butan-1-one; compound with (Z)-but-2-enedioic acid
    —— {[(4-Fluoro-phenoxy)-hydroxy-phosphorylmethyl]-amino}-acetic acid methyl ester 69000-60-8 C10H13FNO5P
    {[(4-Fluoro-phenoxy)-hydroxy-phosphorylmethyl]-amino}-acetic acid methyl ester
    —— 4β,5-cyclopropano-5β-cholestane-3α,19-diol 75585-67-0 C28H48O2
    4β,5-cyclopropano-5β-cholestane-3α,19-diol
    —— 4,4-Difluoramino-pentancarbonsaeure 21273-00-7 C5H8F4N2O2
    4,4-Difluoramino-pentancarbonsaeure
    —— 4-(3'-chloro-4'-fluorophenylamino)-6-[3-(7-oxa-2-azaspiro[3.5]nonane-2-yl)oxethyl]-7-methoxyquinazoline 1445861-20-0 C24H26ClFN4O3
    4-(3'-chloro-4'-fluorophenylamino)-6-[3-(7-oxa-2-azaspiro[3.5]nonane-2-yl)oxethyl]-7-methoxyquinazoline
    —— (4<i>R</i>)-<i>O</i><sup>3</sup>-benzyl-<i>O</i><sup>1</sup>,<i>O</i><sup>2</sup>-isopropylidene-4-(<i>R</i>)-thiazolidin-4-yl-β-<i>L</i>-threofuranose 55628-07-4 C17H23NO4S
    (4<i>R</i>)-<i>O</i><sup>3</sup>-benzyl-<i>O</i><sup>1</sup>,<i>O</i><sup>2</sup>-isopropylidene-4-(<i>R</i>)-thiazolidin-4-yl-β-<i>L</i>-threofuranose
    —— 4-(2,7(9)-dihydro-1<i>H</i>-acenaphtho[3,4-<i>d</i>]imidazol-8-yl)-naphthalene-1,8-dicarboxylic acid 36310-14-2 C25H16N2O4
    4-(2,7(9)-dihydro-1<i>H</i>-acenaphtho[3,4-<i>d</i>]imidazol-8-yl)-naphthalene-1,8-dicarboxylic acid
    —— 4-Isothiazolin 71091-79-7 C8H3ClN4S
    4-Isothiazolin
    —— 4-amino-N-(1-(indolin-6-ylamino)-6-methylisoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide 1446112-05-5 C25H21N7OS
    4-amino-N-(1-(indolin-6-ylamino)-6-methylisoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide
    —— 4-naphtho[1,2-<i>d</i>][1,2,3]triazol-2-yl-4'-phenoxy-<i>trans</i>-stilbene-2-sulfonic acid cyclohexylamide 124118-63-4 C36H32N4O3S
    4-naphtho[1,2-<i>d</i>][1,2,3]triazol-2-yl-4'-phenoxy-<i>trans</i>-stilbene-2-sulfonic acid cyclohexylamide
    —— 4-(2,4-dimethyl-phenyl)-1-phenyl-[1,2,4]triazolidine-3,5-dione 97724-27-1 C16H15N3O2
    4-(2,4-dimethyl-phenyl)-1-phenyl-[1,2,4]triazolidine-3,5-dione
    —— 4-[4-(4,5-dihydro-acenaphtho[4,5-<i>d</i>][1,2,3]triazol-8-yl)-styryl]-benzoic acid phenyl ester 13439-24-2 C33H23N3O2
    4-[4-(4,5-dihydro-acenaphtho[4,5-<i>d</i>][1,2,3]triazol-8-yl)-styryl]-benzoic acid phenyl ester
    —— 4-(3'-ethynylphenylamino)-6-[3-(3-methyl-1-oxa-3,7-diazaspiro[4.4]nonane-2-ketone-7-yl)propoxy]-7-methoxyquinazoline 1445861-13-1 C27H29N5O4
    4-(3'-ethynylphenylamino)-6-[3-(3-methyl-1-oxa-3,7-diazaspiro[4.4]nonane-2-ketone-7-yl)propoxy]-7-methoxyquinazoline
    —— 4-amino-N-(1-((4-((4-ethylpiperazin-1-yl)methyl)-3-(trifluoromethyl)phenyl)amino)-6-methylisoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide 1446111-32-5 C31H31F3N8OS
    4-amino-N-(1-((4-((4-ethylpiperazin-1-yl)methyl)-3-(trifluoromethyl)phenyl)amino)-6-methylisoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide
    —— 4-Ethoxycarbonyl-3,4,5-trimethylcyclopent-2-enon-2,4-dinitrophenylhydrazon 28790-93-4 C17H20N4O6
    4-Ethoxycarbonyl-3,4,5-trimethylcyclopent-2-enon-2,4-dinitrophenylhydrazon
    —— 4-((2,3,4,5,6-Pentamethylphenylsulfonamido)methyl)-N-(pyridin-3-yl)benzamide 1262990-46-4 C24H27N3O3S
    4-((2,3,4,5,6-Pentamethylphenylsulfonamido)methyl)-N-(pyridin-3-yl)benzamide