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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4R-methoxy-2,2,5R-trimethyl-3-o-phenylbenzoylthiazolidine 1226498-96-9 C20H23NO2S
    4R-methoxy-2,2,5R-trimethyl-3-o-phenylbenzoylthiazolidine
    —— (4-bromo-[1]naphthyl)-oxalamic acid ethyl ester 855395-80-1 C14H12BrNO3
    (4-bromo-[1]naphthyl)-oxalamic acid ethyl ester
    —— 4-Iodo-1-methyl-1H-imidazole-5-carboxylic acid 773872-70-1 C5H5IN2O2
    4-Iodo-1-methyl-1H-imidazole-5-carboxylic acid
    —— <4-Chlor-α-cyan-benzhydryl>-<2-piperidino-ethyl>-ether 99904-87-7 C21H23ClN2O
    <4-Chlor-α-cyan-benzhydryl>-<2-piperidino-ethyl>-ether
    —— 4-amino-<i>N</i>-(5-chloro-2,6-dipropoxy-pyrimidin-4-yl)-benzenesulfonamide 94163-69-6 C16H21ClN4O4S
    4-amino-<i>N</i>-(5-chloro-2,6-dipropoxy-pyrimidin-4-yl)-benzenesulfonamide
    —— 4-Aminomethyl-benzoic acid 2,4-dimethyl-phenyl ester 28198-48-3 C16H17NO2
    4-Aminomethyl-benzoic acid 2,4-dimethyl-phenyl ester
    —— 4-bromo-2-(4-butyl-5-methylsulfanyl-4<i>H</i>-[1,2,4]triazol-3-yl)-phenol 14374-33-5 C13H16BrN3OS
    4-bromo-2-(4-butyl-5-methylsulfanyl-4<i>H</i>-[1,2,4]triazol-3-yl)-phenol
    —— 4-dimethylamino-2-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-purin-7-yl)-3-methyl-2-phenyl-butyronitrile 94759-39-4 C20H24N6O2
    4-dimethylamino-2-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-purin-7-yl)-3-methyl-2-phenyl-butyronitrile
    —— 4-methyl-5-(4-nitro-2-trifluoromethyl-phenylsulfanyl)-2-(1,1,2,2-tetrachloro-ethylsulfanyl)-2,4-dihydro-[1,2,4]triazol-3-one 68320-48-9 C12H7Cl4F3N4O3S2
    4-methyl-5-(4-nitro-2-trifluoromethyl-phenylsulfanyl)-2-(1,1,2,2-tetrachloro-ethylsulfanyl)-2,4-dihydro-[1,2,4]triazol-3-one
    —— 4'-[4-(4,5-dimethyl-benzooxazol-2-yl)-styryl]-biphenyl-4-carboxylic acid ethyl ester 70916-70-0 C32H27NO3
    4'-[4-(4,5-dimethyl-benzooxazol-2-yl)-styryl]-biphenyl-4-carboxylic acid ethyl ester
    —— 4,4-dimethyl-1-pentachlorophenyl-2-[1,2,4]triazol-1-yl-pentan-3-one 68041-62-3 C15H14Cl5N3O
    4,4-dimethyl-1-pentachlorophenyl-2-[1,2,4]triazol-1-yl-pentan-3-one
    —— {4-[2-(4-Bromo-benzoylamino)-3-(1H-indol-3-yl)-propionylamino]-phenyl}-acetic acid 39545-21-6 C26H22BrN3O4
    {4-[2-(4-Bromo-benzoylamino)-3-(1H-indol-3-yl)-propionylamino]-phenyl}-acetic acid
    —— 4-β-Cyanocholestandiol-3β,5α 35451-14-0 C28H47NO2
    4-β-Cyanocholestandiol-3β,5α
    —— 4-Hydroxy-3-nitro-1-naphthyl-4-methylstyryl-keton 41624-65-1 C20H15NO4
    4-Hydroxy-3-nitro-1-naphthyl-4-methylstyryl-keton
    —— 4,4'-Dinitro-3,3'-dichlor-desoxybenzoin 22233-64-3 C14H8Cl2N2O5
    4,4'-Dinitro-3,3'-dichlor-desoxybenzoin
    —— 4-(3-ethyl-3<i>H</i>-benzothiazol-2-ylidene)-3-phenyl-but-2-enal 35327-84-5 C19H17NOS
    4-(3-ethyl-3<i>H</i>-benzothiazol-2-ylidene)-3-phenyl-but-2-enal
    —— 4-Carbamoyl-5-[4-(3-methyl-butoxy)-phenyl]-pentanoic acid 51181-57-8 C17H25NO4
    4-Carbamoyl-5-[4-(3-methyl-butoxy)-phenyl]-pentanoic acid
    —— 4-(3-Hexadecyl-thioureido)-2-hydroxy-benzoic acid ethyl ester 40095-56-5 C26H44N2O3S
    4-(3-Hexadecyl-thioureido)-2-hydroxy-benzoic acid ethyl ester
    —— 4',6'-O-(3-phenyl)propylideneparomomycin 1043874-66-3 C32H53N5O14
    4',6'-O-(3-phenyl)propylideneparomomycin
    —— 4-Bromo-1-[(4-methylphenyl)methyl]-1H-pyrazole-5-methanol 1017783-33-3 C12H13BrN2O
    4-Bromo-1-[(4-methylphenyl)methyl]-1H-pyrazole-5-methanol
    —— 4-phenylbutan-2-one O-((1,3,3-trimethylbicyclo[2.2.1]heptan-2-yl)carbamoyl) oxime 34768-60-0 C21H30N2O2
    4-phenylbutan-2-one O-((1,3,3-trimethylbicyclo[2.2.1]heptan-2-yl)carbamoyl) oxime
    —— 4-Amino-1-((2S,3S,5S)-2,5-bis-trityloxymethyl-tetrahydro-furan-3-yl)-1H-pyrimidin-2-one 798574-39-7 C48H43N3O4
    4-Amino-1-((2S,3S,5S)-2,5-bis-trityloxymethyl-tetrahydro-furan-3-yl)-1H-pyrimidin-2-one
    —— 4-(3-Benzyl-thioureido)-2-hydroxy-benzoic acid butyl ester 40097-89-0 C19H22N2O3S
    4-(3-Benzyl-thioureido)-2-hydroxy-benzoic acid butyl ester
    —— 4-(3-Butyl-thioureido)-2-hydroxy-benzoic acid ethyl ester 40095-52-1 C14H20N2O3S
    4-(3-Butyl-thioureido)-2-hydroxy-benzoic acid ethyl ester
    —— (4'S,4'aR)-6'-Isopropylidene-4',4'a-dimethyl-3',4',4'a,5',6',7'-hexahydro-1'H-spiro[[1,3]dioxolane-2,2'-naphthalene] 26431-08-3 C17H26O2
    (4'S,4'aR)-6'-Isopropylidene-4',4'a-dimethyl-3',4',4'a,5',6',7'-hexahydro-1'H-spiro[[1,3]dioxolane-2,2'-naphthalene]
    —— 4-amino-N-(1-((4-isopropylphenyl)amino)-6-methylisoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide 1446111-44-9 C26H24N6OS
    4-amino-N-(1-((4-isopropylphenyl)amino)-6-methylisoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide
    —— 4-Phenyl-2-p-tolyl-bicyclo[3.3.1]non-2-en-9-one 50344-65-5 C22H22O
    4-Phenyl-2-p-tolyl-bicyclo[3.3.1]non-2-en-9-one
    —— 4-t-Butylaminomethylen-3-methyl-1-phenylpyrazolin-5-on 53923-80-1 C15H19N3O
    4-t-Butylaminomethylen-3-methyl-1-phenylpyrazolin-5-on
    —— 4-(octahydroquinoline-1-sulfonyl)-1-(4-o-tolylpiperazin-1-yl)butan-1-one 1257986-98-3 C24H37N3O3S
    4-(octahydroquinoline-1-sulfonyl)-1-(4-o-tolylpiperazin-1-yl)butan-1-one
    —— 4-[(octahydroisoquinoline-2-carbonyl)amino]butyric acid methyl ester 1257992-27-0 C15H26N2O3
    4-[(octahydroisoquinoline-2-carbonyl)amino]butyric acid methyl ester
    —— 4-[4-[3-(2,5-difluorophenyl)-1,2,4-oxadiazol-5-yl]-1-(2-fluorophenyl)-1H-pyrazol-5-yl]pyridine 1258008-95-5 C22H12F3N5O
    4-[4-[3-(2,5-difluorophenyl)-1,2,4-oxadiazol-5-yl]-1-(2-fluorophenyl)-1H-pyrazol-5-yl]pyridine
    —— 4-cyclohexyl-9-(4-hydroxyphenyl)-1-oxa-4,9-diazaspiro[5,5]undecan-3-one 916345-27-2 C20H28N2O3
    4-cyclohexyl-9-(4-hydroxyphenyl)-1-oxa-4,9-diazaspiro[5,5]undecan-3-one
    —— [4-chloro-6-(3-methyl-butylsulfanyl)-[1,3,5]triazin-2-yl]-isobutyl-amine 4653-88-7 C12H21ClN4S
    [4-chloro-6-(3-methyl-butylsulfanyl)-[1,3,5]triazin-2-yl]-isobutyl-amine
    —— 4-[4,6-bis-(4-chloro-3,5-dimethyl-phenoxy)-[1,3,5]triazin-2-yl]-benzene-1,3-diol 13413-64-4 C25H21Cl2N3O4
    4-[4,6-bis-(4-chloro-3,5-dimethyl-phenoxy)-[1,3,5]triazin-2-yl]-benzene-1,3-diol
    —— 4-Acetoxy-4-methylhexannitril 80484-16-8 C9H15NO2
    4-Acetoxy-4-methylhexannitril
    —— 4-bromo-2-(4-methylpiperazin-1-yl)-6-[[2-(2-pyridyl)ethyl]aminomethyl]phenol 199010-33-8 C20H27BrN4O
    4-bromo-2-(4-methylpiperazin-1-yl)-6-[[2-(2-pyridyl)ethyl]aminomethyl]phenol
    —— 4-(2,5-dimethylfuran-3-yl)benzonitrile 1160843-78-6 C13H11NO
    4-(2,5-dimethylfuran-3-yl)benzonitrile
    —— 4-Amino-7-<2-O-acetyl-3-chlor-3-deoxy-5-O-(2,5,5-trimethyl-1,3-dioxolan-4-on-2-yl)-β-D-xylofuranosyl>-pyrrolo<2,3-d>pyrimidin 40627-07-4 C19H23ClN4O7
    4-Amino-7-<2-O-acetyl-3-chlor-3-deoxy-5-O-(2,5,5-trimethyl-1,3-dioxolan-4-on-2-yl)-β-D-xylofuranosyl>-pyrrolo<2,3-d>pyrimidin
    —— 4-(2-Chloro-4-nitro-phenoxymethyl)-benzenesulfonic acid 4-cyano-phenyl ester 38556-39-7 C20H13ClN2O6S
    4-(2-Chloro-4-nitro-phenoxymethyl)-benzenesulfonic acid 4-cyano-phenyl ester
    —— 4-Fluoro-5-sulfamyl-N-benzylanthranilic acid 35962-59-5 C14H13FN2O4S
    4-Fluoro-5-sulfamyl-N-benzylanthranilic acid
    —— (4S,9S,17S,22S)-(+)-9,17-bis(3,5-dimethylphenyl)-3,10,13,16,23-pentaoxatetracyclo[23.3.1.0<sup>4,9</sup>.0<sup>17,22</sup>]nonacosa-25,28-diene-27,29-dione 880498-26-0 C40H50O7
    (4S,9S,17S,22S)-(+)-9,17-bis(3,5-dimethylphenyl)-3,10,13,16,23-pentaoxatetracyclo[23.3.1.0<sup>4,9</sup>.0<sup>17,22</sup>]nonacosa-25,28-diene-27,29-dione
    —— 4-pentenyl 4-diazo-2,2-dimethyl-3-oxobutanoate 155726-64-0 C11H16N2O3
    4-pentenyl 4-diazo-2,2-dimethyl-3-oxobutanoate
    —— 4-methylsulfanyl-1-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)pyrimidine-2(1H)-thione 627811-99-8 C19H24N2O9S2
    4-methylsulfanyl-1-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)pyrimidine-2(1H)-thione
    —— 4-(Cyclobutylamino)-2-(3-methoxyanilino)pyrimidine-5-carboxamide 1198304-30-1 C16H19N5O2
    4-(Cyclobutylamino)-2-(3-methoxyanilino)pyrimidine-5-carboxamide
    —— 4-tert-butyl-N-[3-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]propyl]benzenesulphonamide 1365040-93-2 C25H32FN3O3S
    4-tert-butyl-N-[3-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]propyl]benzenesulphonamide
    —— 4-cyano-4-[3-(2,2,2-trifluoro-ethoxymethyl)-benzoylamino]-piperidine-1-carboxylic acid tert-butyl ester 1253925-83-5 C21H26F3N3O4
    4-cyano-4-[3-(2,2,2-trifluoro-ethoxymethyl)-benzoylamino]-piperidine-1-carboxylic acid tert-butyl ester
    —— 4-[3-(4-aminomethyl benzyloxy)-5-(4-carbamimidoyl phenoxy)benzoyl]-piperazine-1-carboxylic Acid Ethyl Ester 1256589-73-7 C29H33N5O5
    4-[3-(4-aminomethyl benzyloxy)-5-(4-carbamimidoyl phenoxy)benzoyl]-piperazine-1-carboxylic Acid Ethyl Ester
    —— 4-[3-(4-Bromo benzyloxy)-5-(4-carbamimidoyl phenoxy)benzoyl]piperazine-1-carboxylic Acid Ethyl Ester 1256589-76-0 C28H29BrN4O5
    4-[3-(4-Bromo benzyloxy)-5-(4-carbamimidoyl phenoxy)benzoyl]piperazine-1-carboxylic Acid Ethyl Ester
    —— (+/-)-4-(2-carboxybenzoyl)-2-piperazinecarboxylic acid 129365-41-9 C13H14N2O5
    (+/-)-4-(2-carboxybenzoyl)-2-piperazinecarboxylic acid
    —— 4-[({[4-(3-chloro-1-adamantyl)phenyl]sulfonyl}amino)methyl]-N-(3-pyridinyl)benzamide 1262990-24-8 C29H30ClN3O3S
    4-[({[4-(3-chloro-1-adamantyl)phenyl]sulfonyl}amino)methyl]-N-(3-pyridinyl)benzamide