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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,5-bis(hexylthio)-1,3-dithiol-2-one 176791-13-2 C15H26OS4
    4,5-bis(hexylthio)-1,3-dithiol-2-one
    —— {4,4-bis(4-hydroxy-3-methylphenyl)-piperidin-1-yl}ethanone 99407-79-1 C21H25NO3
    {4,4-bis(4-hydroxy-3-methylphenyl)-piperidin-1-yl}ethanone
    —— 4-(2,2,2-Trifluoroethyl)cyclohexane-1-carboxylic acid 2352848-63-4 C9H13F3O2
    4-(2,2,2-Trifluoroethyl)cyclohexane-1-carboxylic acid
    —— (4-Bromo-2-iodophenoxy)(tert-butyl)dimethylsilane 1318697-61-8 C12H18BrIOSi
    (4-Bromo-2-iodophenoxy)(tert-butyl)dimethylsilane
    —— (4S,5S,9'RS)-5-benzyloxy-2,2-dimethyl-4-(9'-trimethylsiloxypentadec-1'-ynyl)-1,3-dioxane 189246-57-9 C28H44O4
    (4S,5S,9'RS)-5-benzyloxy-2,2-dimethyl-4-(9'-trimethylsiloxypentadec-1'-ynyl)-1,3-dioxane
    —— 4-phenyl-1,6,7,8-tetrahydrocyclopent<g>indole 130111-40-9 C17H15N
    4-phenyl-1,6,7,8-tetrahydrocyclopent<g>indole
    —— 4-(Benzylamino)-naphthalsaeure-butoxyimid 57713-88-9 C23H22N2O3
    4-(Benzylamino)-naphthalsaeure-butoxyimid
    —— 4-amino-3-ethyl-6-(4-nitro-phenyl)-4<i>H</i>-[1,2,4]triazin-5-one 51999-93-0 C11H11N5O3
    4-amino-3-ethyl-6-(4-nitro-phenyl)-4<i>H</i>-[1,2,4]triazin-5-one
    —— 4-o-Hydroxyphenyl-2,3-dihydro-1H-1,5-benzodiazepin 20927-59-7 C15H14N2O
    4-o-Hydroxyphenyl-2,3-dihydro-1H-1,5-benzodiazepin
    —— {4-[3,5-bis-(4-aminomethyl-phenoxy)-benzoylamino]-cyclohexyl}-carbamic acid tert-butyl ester 1256592-67-2 C32H40N4O5
    {4-[3,5-bis-(4-aminomethyl-phenoxy)-benzoylamino]-cyclohexyl}-carbamic acid tert-butyl ester
    —— 4-[4-(methylsulfonyl)phenyl]-5-(tetrahydro-2H-pyran-4-yl)pent-1-en-3-one 1080063-96-2 C17H22O4S
    4-[4-(methylsulfonyl)phenyl]-5-(tetrahydro-2H-pyran-4-yl)pent-1-en-3-one
    —— 4-(4-(9H-fluoren-2-yl)buta-1,3-dien-1-yl)-2,2'-bi(1,3-dithiolylidene) 1263405-99-7 C23H16S4
    4-(4-(9H-fluoren-2-yl)buta-1,3-dien-1-yl)-2,2'-bi(1,3-dithiolylidene)
    —— (4-Methylsulfonyloxyimino-cyclohexa-2,5-dienylidene)-(3-methoxyphenyl)-acetonitrile 219650-95-0 C16H14N2O4S
    (4-Methylsulfonyloxyimino-cyclohexa-2,5-dienylidene)-(3-methoxyphenyl)-acetonitrile
    —— 4-hydroxy-3-[(2-hydroxy-propylamino)-methyl]-6-methoxy-coumarin 102309-50-2 C14H17NO5
    4-hydroxy-3-[(2-hydroxy-propylamino)-methyl]-6-methoxy-coumarin
    —— 4-(2,4,6-Trichlorphenyl)-pyrrolidin-2-on 60611-01-0 C10H8Cl3NO
    4-(2,4,6-Trichlorphenyl)-pyrrolidin-2-on
    —— 4-(tert-butyl) 6-ethyl 5-methyl-2-phenethylpyrimidine-4,6-dicarboxylate 1542166-99-3 C21H26N2O4
    4-(tert-butyl) 6-ethyl 5-methyl-2-phenethylpyrimidine-4,6-dicarboxylate
    —— 4-chloro-2-(3,4-difluorophenyl)butyric acid hydrazide hydrochloride 1123197-42-1 C10H11ClF2N2O*ClH
    4-chloro-2-(3,4-difluorophenyl)butyric acid hydrazide hydrochloride
    —— (4,5-dihydro-1<i>H</i>-imidazol-2-yl)-(1-pentyl-cyclopentyl)-amine 68288-89-1 C13H25N3
    (4,5-dihydro-1<i>H</i>-imidazol-2-yl)-(1-pentyl-cyclopentyl)-amine
    —— 4,5,6,7-tetrachloro-2-(1-hydroxy-12-oxo-12<i>H</i>-benzo[<i>ij</i>]isoindolo[2,1-<i>b</i>][2,7]naphthyridin-5-yl)-indan-1,3-dione 67004-09-5 C27H10Cl4N2O4
    4,5,6,7-tetrachloro-2-(1-hydroxy-12-oxo-12<i>H</i>-benzo[<i>ij</i>]isoindolo[2,1-<i>b</i>][2,7]naphthyridin-5-yl)-indan-1,3-dione
    —— (4-Chloro-3-trifluoromethyl-phenyl)-carbamic acid 4-benzoyl-3-hydroxy-phenyl ester 24015-25-6 C21H13ClF3NO4
    (4-Chloro-3-trifluoromethyl-phenyl)-carbamic acid 4-benzoyl-3-hydroxy-phenyl ester
    —— 4-{4-[(4-methylpiperidin-1-yl)carbonyl]-2,3,4,5-tetrahydro-1,4-benzoxazepin-7-yl}-N-[(3R)-pyrrolidin-3-yl]benzamide 1257320-64-1 C27H34N4O3
    4-{4-[(4-methylpiperidin-1-yl)carbonyl]-2,3,4,5-tetrahydro-1,4-benzoxazepin-7-yl}-N-[(3R)-pyrrolidin-3-yl]benzamide
    —— 4-(4-{1-[Carboxy-(4-hydroxy-phenyl)-methyl]-2-oxo-azetidin-3-ylaminooxalyl}-phenoxy)-2-(3-phenyl-ureido)-butyric acid 59511-11-4 C30H28N4O10
    4-(4-{1-[Carboxy-(4-hydroxy-phenyl)-methyl]-2-oxo-azetidin-3-ylaminooxalyl}-phenoxy)-2-(3-phenyl-ureido)-butyric acid
    —— 4-amino-3-{5-[5-(4-chloro-phenyl)-[1,3,4]oxadiazol-2-yl]-2-methyl-phenoxy-methyl}-thieno[3,2-c]pyridine-7-carboxylic acid 1000002-75-4 C24H17ClN4O4S
    4-amino-3-{5-[5-(4-chloro-phenyl)-[1,3,4]oxadiazol-2-yl]-2-methyl-phenoxy-methyl}-thieno[3,2-c]pyridine-7-carboxylic acid
    —— 4-oxy-5-pyridin-4-yl-1,3-dihydro-benzo[<i>e</i>][1,4]diazepin-2-one 1694-56-0 C14H11N3O2
    4-oxy-5-pyridin-4-yl-1,3-dihydro-benzo[<i>e</i>][1,4]diazepin-2-one
    —— 4-(thiophene-2-sulfonyl)-[1,2,4]triazolidine-3,5-dione 10001-68-0 C6H5N3O4S2
    4-(thiophene-2-sulfonyl)-[1,2,4]triazolidine-3,5-dione
    —— 4,5-diprotonated-1,8-dimethylphenanthrene dication 84498-85-1 C16H16
    4,5-diprotonated-1,8-dimethylphenanthrene dication
    —— 4-amino-2-chloro-benzoic acid m-tolyl ester 106037-67-6 C14H12ClNO2
    4-amino-2-chloro-benzoic acid m-tolyl ester
    —— 4-[4-biphenyl-2-yloxy-6-(4-chloro-phenyl)-[1,3,5]triazin-2-yl]-benzene-1,3-diol 4685-30-7 C27H18ClN3O3
    4-[4-biphenyl-2-yloxy-6-(4-chloro-phenyl)-[1,3,5]triazin-2-yl]-benzene-1,3-diol
    —— 4-(2'-Chloro-biphenyl-4-yl)-N-ethyl-4-hydroxy-butyramide 40884-86-4 C18H20ClNO2
    4-(2'-Chloro-biphenyl-4-yl)-N-ethyl-4-hydroxy-butyramide
    —— {4-[2-Bromo-4-(2-chloro-phenyl)-6H-1-thia-5,7,8,9a-tetraaza-cyclopenta[e]azulen-9-yl]-piperazin-1-yl}-(4-fluoro-phenyl)-methanone 69923-92-8 C25H19BrClFN6OS
    {4-[2-Bromo-4-(2-chloro-phenyl)-6H-1-thia-5,7,8,9a-tetraaza-cyclopenta[e]azulen-9-yl]-piperazin-1-yl}-(4-fluoro-phenyl)-methanone
    —— 4-(4-octylamino-6-<i>p</i>-tolyl-[1,3,5]triazin-2-yl)-benzene-1,3-diol 7304-15-6 C24H30N4O2
    4-(4-octylamino-6-<i>p</i>-tolyl-[1,3,5]triazin-2-yl)-benzene-1,3-diol
    —— 4,5-dimethyl-2-trichloromethylsulfanyl-isoxazol-3-one 30831-10-8 C6H6Cl3NO2S
    4,5-dimethyl-2-trichloromethylsulfanyl-isoxazol-3-one
    —— 4-Oxo-N-vinyl-4-[4-(3-vinylcarbamoyl-propionyl)-piperazin-1-yl]-butyramide 13162-03-3 C16H24N4O4
    4-Oxo-N-vinyl-4-[4-(3-vinylcarbamoyl-propionyl)-piperazin-1-yl]-butyramide
    —— 4-(9H-Xanthen-9-yl)-piperazine-1-carboxylic acid diphenylamide 13667-56-6 C30H27N3O2
    4-(9H-Xanthen-9-yl)-piperazine-1-carboxylic acid diphenylamide
    —— 4-[1-(2,4-dichloro-6-methyl-phenyl)-5-oxo-2,5-dihydro-1<i>H</i>-pyrazol-3-ylamino]-2,5-dimethoxy-benzenesulfonic acid 4-<i>tert</i>-butyl-2-cyclopentyl-phenyl ester 55034-66-7 C33H37Cl2N3O6S
    4-[1-(2,4-dichloro-6-methyl-phenyl)-5-oxo-2,5-dihydro-1<i>H</i>-pyrazol-3-ylamino]-2,5-dimethoxy-benzenesulfonic acid 4-<i>tert</i>-butyl-2-cyclopentyl-phenyl ester
    —— 4-Amino-6-(2,2-dichlor-1-methyl-cyclopropyl)-3-mercapto-1,2,4-triazin-5-on 69635-24-1 C7H8Cl2N4OS
    4-Amino-6-(2,2-dichlor-1-methyl-cyclopropyl)-3-mercapto-1,2,4-triazin-5-on
    —— 4-(2-fluoro-3-(trifluoromethyl)phenyl)-1-isopropylpiperidin-4-ol 871491-88-2 C15H19F4NO
    4-(2-fluoro-3-(trifluoromethyl)phenyl)-1-isopropylpiperidin-4-ol
    —— 4-(4-methoxy-phenyl)-6-oxo-1-phenyl-5,7-dithia-2,3-diaza-bicyclo[2.2.1]heptane-2,3-dicarboxylic acid dimethyl ester 68145-38-0 C20H18N2O6S2
    4-(4-methoxy-phenyl)-6-oxo-1-phenyl-5,7-dithia-2,3-diaza-bicyclo[2.2.1]heptane-2,3-dicarboxylic acid dimethyl ester
    —— 4-(2-phenylacetamido)benzyl (2,4-bis(hydroxymethyl)phenyl)carbamate 1185747-07-2 C24H24N2O5
    4-(2-phenylacetamido)benzyl (2,4-bis(hydroxymethyl)phenyl)carbamate
    —— [(4-Diethylamino-phenyl)-phenylamino-methyl]-phosphonic acid diisobutyl ester 26624-87-3 C25H39N2O3P
    [(4-Diethylamino-phenyl)-phenylamino-methyl]-phosphonic acid diisobutyl ester
    —— 4-(7-Chloro-quinolin-4-ylamino)-2-diethylaminomethyl-naphthalen-1-ol; compound with picric acid 37796-64-8 C6H3N3O7*C24H24ClN3O
    4-(7-Chloro-quinolin-4-ylamino)-2-diethylaminomethyl-naphthalen-1-ol; compound with picric acid
    —— 4,6-Diphenyl-5,6-dihydro-4H-naphtho<2',1':2,3>pyranol-(6) 115292-94-9 C25H20O2
    4,6-Diphenyl-5,6-dihydro-4H-naphtho<2',1':2,3>pyranol-(6)
    —— (4aR,6aS,6bR,9aS)-6b-Acetyl-4a,6a,9,9-tetramethyl-3,4,4b,5,6,6a,6b,9,9a,10,10a,10b,11,12-tetradecahydro-4aH-7-oxa-pentaleno[2,1-a]phenanthrene-2,8-dione 29374-77-4 C25H34O4
    (4aR,6aS,6bR,9aS)-6b-Acetyl-4a,6a,9,9-tetramethyl-3,4,4b,5,6,6a,6b,9,9a,10,10a,10b,11,12-tetradecahydro-4aH-7-oxa-pentaleno[2,1-a]phenanthrene-2,8-dione
    —— 4-(4-chlorophenyl)-4-methoxypiperidin-1-ium chloride 69635-20-7 C12H16ClNO*ClH
    4-(4-chlorophenyl)-4-methoxypiperidin-1-ium chloride
    —— [4-amino-6-(4-methoxy-anilino)-[1,3,5]triazin-2-yl]-acetonitrile 43191-39-5 C12H12N6O
    [4-amino-6-(4-methoxy-anilino)-[1,3,5]triazin-2-yl]-acetonitrile
    —— 4-{methyl-[4-(2-methyl-quinolin-4-ylmethoxy)-benzenesulfonyl]-amino}-tetrahydro-furan-3-carboxylic acid methyl ester 910332-30-8 C24H26N2O6S
    4-{methyl-[4-(2-methyl-quinolin-4-ylmethoxy)-benzenesulfonyl]-amino}-tetrahydro-furan-3-carboxylic acid methyl ester
    —— 4-(4-chloro-phenyl)-2-methylsulfanyl-5-thiocyanato-thiazole 35534-87-3 C11H7ClN2S3
    4-(4-chloro-phenyl)-2-methylsulfanyl-5-thiocyanato-thiazole
    —— (4Z,9Z)-4,5,9,10-Tetrabromo-1,1,3,3,6,6,8,8-octamethyl-1,2,3,6,7,8-hexahydro-[1,3,6,8]tetrasilecine 25202-44-2 C14H28Br4Si4
    (4Z,9Z)-4,5,9,10-Tetrabromo-1,1,3,3,6,6,8,8-octamethyl-1,2,3,6,7,8-hexahydro-[1,3,6,8]tetrasilecine
    —— 4-<2-Chlor-4-nitro-phenylhydrazono>-1,3-diphenyl-2-pyrazolin-5-on 23229-09-6 C21H14ClN5O3
    4-<2-Chlor-4-nitro-phenylhydrazono>-1,3-diphenyl-2-pyrazolin-5-on
    —— 4-Hydroxy-4,5,6-trimethyl-3-phenyl-hexahydro-pyrimidin-2-thion 27406-69-5 C13H18N2OS
    4-Hydroxy-4,5,6-trimethyl-3-phenyl-hexahydro-pyrimidin-2-thion