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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(2,2-dimethyl-4-pyridin-4-yl-cyclobutyl)-morpholine 4-oxide 28487-36-7 C15H22N2O2
    4-(2,2-dimethyl-4-pyridin-4-yl-cyclobutyl)-morpholine 4-oxide
    —— 4,4-dimethyl-2,2,3,3-tetrakis(2,4,6-trimethylphenyl)oxadisiletane 84537-20-2 C39H50OSi2
    4,4-dimethyl-2,2,3,3-tetrakis(2,4,6-trimethylphenyl)oxadisiletane
    —— (4,5)-anti-(5,5')-syn-3-tert-butyl-5-(1-hydroxyethyl)-4-methyl-4,5-dihydroisoxazole 138587-71-0 C10H19NO2
    (4,5)-anti-(5,5')-syn-3-tert-butyl-5-(1-hydroxyethyl)-4-methyl-4,5-dihydroisoxazole
    —— 4-(2,5-dioxo-2,5-dihydro-pyrrol-1-yl)-butanoic acid 4-(1R,3S,7S,10R,11S,12S,16S)-[10-allyl-7-hydroxy-8,8,12,16-tetramethyl-3-(2-methyl-benzothiazol-5-yl)-5,9-dioxo-4,17-dioxa-bicyclo[14.1.0]heptadec-11-yloxycarbonyloxymethyl]-2-chloro-phenyl ester 658054-98-9 C46H53ClN2O12S
    4-(2,5-dioxo-2,5-dihydro-pyrrol-1-yl)-butanoic acid 4-(1R,3S,7S,10R,11S,12S,16S)-[10-allyl-7-hydroxy-8,8,12,16-tetramethyl-3-(2-methyl-benzothiazol-5-yl)-5,9-dioxo-4,17-dioxa-bicyclo[14.1.0]heptadec-11-yloxycarbonyloxymethyl]-2-chloro-phenyl ester
    —— 4-(2-methoxy-phenyl)-4-oxo-2-phenyl-butyric acid 109156-67-4 C17H16O4
    4-(2-methoxy-phenyl)-4-oxo-2-phenyl-butyric acid
    —— 4-((4-fluoro-3-methylphenyl)thio)benzaldehyde 1174889-65-6 C14H11FOS
    4-((4-fluoro-3-methylphenyl)thio)benzaldehyde
    —— 4-fluoro-N-(5-(4-(3-hydroxybut-1-yn-1-yl)quinolin-6-yl)-2-methoxypyridin-3-yl)benzenesulfonamide 1551453-64-5 C25H20FN3O4S
    4-fluoro-N-(5-(4-(3-hydroxybut-1-yn-1-yl)quinolin-6-yl)-2-methoxypyridin-3-yl)benzenesulfonamide
    —— 4-[6-(3-ethylurea)pyrido[2,3-b]pyrazin-3-yl]phenyl nonadecanoate 936838-90-3 C35H51N5O3
    4-[6-(3-ethylurea)pyrido[2,3-b]pyrazin-3-yl]phenyl nonadecanoate
    —— (+/-)-4-chloro-1-(1,5-dihydroxy-2-pentyl)imidazo<4,5-c>pyridine 94751-29-8 C11H14ClN3O2
    (+/-)-4-chloro-1-(1,5-dihydroxy-2-pentyl)imidazo<4,5-c>pyridine
    —— 4-(1,2,4-trimethylimidazol-5-yl)-2-[4-(N-t-butylsulphamoyl)anilino]pyrimidine 403792-17-6 C20H26N6O2S
    4-(1,2,4-trimethylimidazol-5-yl)-2-[4-(N-t-butylsulphamoyl)anilino]pyrimidine
    —— [4-(4-Carboxymethylsulfanyl-3-chloro-benzenesulfonyl)-2-chloro-phenylsulfanyl]-acetic acid 91737-81-4 C16H12Cl2O6S3
    [4-(4-Carboxymethylsulfanyl-3-chloro-benzenesulfonyl)-2-chloro-phenylsulfanyl]-acetic acid
    —— 4,5,7-tribromo-6-propenyl-benzo[1,3]dioxole 7166-13-4 C10H7Br3O2
    4,5,7-tribromo-6-propenyl-benzo[1,3]dioxole
    —— 4-dimethylsilyl-3,5-bis(2,2-dimethylpropanoyloxy)cyclopentene 174680-92-3 C17H30O4Si
    4-dimethylsilyl-3,5-bis(2,2-dimethylpropanoyloxy)cyclopentene
    —— 4-(3-isocyanatopropyl)-4-methyl-2,3-dihydro-1-benzoxepin-5-one 116750-80-2 C15H17NO3
    4-(3-isocyanatopropyl)-4-methyl-2,3-dihydro-1-benzoxepin-5-one
    —— 4-(4-benzylphthalazin-1-ylamino)-2,6-bis(piperidin-1-ylmethyl)phenol 1384732-75-5 C33H39N5O
    4-(4-benzylphthalazin-1-ylamino)-2,6-bis(piperidin-1-ylmethyl)phenol
    —— 4-(anilinomethylene)-2-benzyl-1,2,3,4-tetrahydroisoquinoline-1,3-dione 143370-34-7 C23H18N2O2
    4-(anilinomethylene)-2-benzyl-1,2,3,4-tetrahydroisoquinoline-1,3-dione
    —— 4,4'-dimethyloctafluoroazoxybenzene 98583-24-5 C14H6F8N2O
    4,4'-dimethyloctafluoroazoxybenzene
    —— 4-(4-Hydroxybut-2-ynylsulfanyl)-1-methylquinolin-2-one 437981-40-3 C14H13NO2S
    4-(4-Hydroxybut-2-ynylsulfanyl)-1-methylquinolin-2-one
    —— 4-Imino-3-methylthio-5-(4-nitro)phenyl-6-thioxo-1H-4,5,6,7-tetrahydro-pyrazolo<3,4-d>pyrimidin 143073-78-3 C12H10N6O2S2
    4-Imino-3-methylthio-5-(4-nitro)phenyl-6-thioxo-1H-4,5,6,7-tetrahydro-pyrazolo<3,4-d>pyrimidin
    —— 4-(2-bromo-ethoxy)-3-methoxy-benzoic acid ethyl ester 100388-19-0 C12H15BrO4
    4-(2-bromo-ethoxy)-3-methoxy-benzoic acid ethyl ester
    —— (4,5-bis(4-methoxyphenyl)-1H-imidazol-2-yl)(phenyl)methanone 117215-39-1 C24H20N2O3
    (4,5-bis(4-methoxyphenyl)-1H-imidazol-2-yl)(phenyl)methanone
    —— (4R,9R,19R,24R)-14,29-bis(phenylmethoxy)-3,10,18,25,31,32-hexazapentacyclo[25.3.1.112,16.04,9.019,24]dotriaconta-1(30),12,14,16(32),27(31),28-hexaene 1245503-89-2 C40H50N6O2
    (4R,9R,19R,24R)-14,29-bis(phenylmethoxy)-3,10,18,25,31,32-hexazapentacyclo[25.3.1.112,16.04,9.019,24]dotriaconta-1(30),12,14,16(32),27(31),28-hexaene
    —— 4-(prop-2-yn-1-yloxy)-2-(trifluoromethyl)aniline 1573117-55-1 C10H8F3NO
    4-(prop-2-yn-1-yloxy)-2-(trifluoromethyl)aniline
    —— [4-(3-{7-{3-[2-allyloxy-4-(tetrahydropyran-2-yloxymethyl)phenoxy]propoxy}-12-[3-(4-hydroxymethyl-2-methoxyphenoxy)propoxy]-3,8,13-trimethoxy-10,15-dihydro-5H-tribenzo[a,d,g]cyclononen-2-yloxy}propoxy)-3-methoxyphenyl]methanol 710338-33-3 C64H76O16
    [4-(3-{7-{3-[2-allyloxy-4-(tetrahydropyran-2-yloxymethyl)phenoxy]propoxy}-12-[3-(4-hydroxymethyl-2-methoxyphenoxy)propoxy]-3,8,13-trimethoxy-10,15-dihydro-5H-tribenzo[a,d,g]cyclononen-2-yloxy}propoxy)-3-methoxyphenyl]methanol
    —— 4-[5-chloro-3-methylbenzofuran-2-yl]phenyl tri-O-acetyl-β-L-fucopyranoside 1609690-82-5 C27H27ClO9
    4-[5-chloro-3-methylbenzofuran-2-yl]phenyl tri-O-acetyl-β-L-fucopyranoside
    —— 4-[bis(diphenylphosphoryl)methyl]-4-hydroxycyclohexa-2,5-dien-1-one 1445314-62-4 C31H26O4P2
    4-[bis(diphenylphosphoryl)methyl]-4-hydroxycyclohexa-2,5-dien-1-one
    —— 4-{2-[4-(3-hydroxymethylphenyl)piperazin-1-yl]ethyl}piperidine-1-carboxylic acid tert-butyl ester 1000044-34-7 C23H37N3O3
    4-{2-[4-(3-hydroxymethylphenyl)piperazin-1-yl]ethyl}piperidine-1-carboxylic acid tert-butyl ester
    —— [4-[(2-Ethoxyphenyl)methyl]-1,3-thiazol-2-yl]methanamine 871724-76-4 C13H16N2OS
    [4-[(2-Ethoxyphenyl)methyl]-1,3-thiazol-2-yl]methanamine
    —— 4-chloro-2,5-dimethyl-7-(2,4-dibromo-6-methoxyphenyl)-7H-pyrrolo[2,3-d]pyrimidine 291540-25-5 C15H12Br2ClN3O
    4-chloro-2,5-dimethyl-7-(2,4-dibromo-6-methoxyphenyl)-7H-pyrrolo[2,3-d]pyrimidine
    —— (4-chlorophenylmethyl)-(4,5,7,8-tetrahydroimidazo[4,5-d]azepin-6-yl)methanone 303020-94-2 C15H16ClN3O
    (4-chlorophenylmethyl)-(4,5,7,8-tetrahydroimidazo[4,5-d]azepin-6-yl)methanone
    —— 4-(5-pyridin-4-yl-1<i>H</i>-[1,2,4]triazol-3-yl)-benzenesulfonamide 36646-26-1 C13H11N5O2S
    4-(5-pyridin-4-yl-1<i>H</i>-[1,2,4]triazol-3-yl)-benzenesulfonamide
    —— 4-((1S,2S,6S)-2-Methoxy-4-oxo-6-trifluoromethyl-cyclohexyl)-benzoic acid methyl ester 81206-80-6 C16H17F3O4
    4-((1S,2S,6S)-2-Methoxy-4-oxo-6-trifluoromethyl-cyclohexyl)-benzoic acid methyl ester
    —— 4,4,5-trimethyl-5,10-dihydro-4H-fluoreno[2,1-b]thiophene 1398121-52-2 C18H18S
    4,4,5-trimethyl-5,10-dihydro-4H-fluoreno[2,1-b]thiophene
    —— 4,6-Dihydroxy-3,5-bis-(3-methyl-butyryl)-pyran-2-one 70466-75-0 C15H20O6
    4,6-Dihydroxy-3,5-bis-(3-methyl-butyryl)-pyran-2-one
    —— 4-{2-[4-(2-tert-butyl-4-fluorophenoxy)piperidin-1-yl]-2-oxoethyl}piperidine-2,6-dione 1146960-00-0 C22H29FN2O4
    4-{2-[4-(2-tert-butyl-4-fluorophenoxy)piperidin-1-yl]-2-oxoethyl}piperidine-2,6-dione
    —— (4-chloro-phenyl)-[6-(6-methoxy-pyridin-2-yl)-pyrazin-2-yl]-carbamic acid tert-butyl ester 1133082-98-0 C21H21ClN4O3
    (4-chloro-phenyl)-[6-(6-methoxy-pyridin-2-yl)-pyrazin-2-yl]-carbamic acid tert-butyl ester
    —— 4-Dipropylcarbamoyl-4-(4-nitro-benzoylamino)-butyric acid 102742-40-5 C18H25N3O6
    4-Dipropylcarbamoyl-4-(4-nitro-benzoylamino)-butyric acid
    —— 4-(2-(3-cyano-4-hydroxyphenyl)-2-oxoethoxy)-4-oxobutan-1-aminium-2,2,2-trifluoroacetate 1292298-85-1 C2HF3O2*C13H14N2O4
    4-(2-(3-cyano-4-hydroxyphenyl)-2-oxoethoxy)-4-oxobutan-1-aminium-2,2,2-trifluoroacetate
    —— 4-Acetylamino-N-((1R,3S,5S)-8-benzyl-8-aza-bicyclo[3.2.1]oct-3-yl)-2-methoxy-benzamide 84923-55-7 C24H29N3O3
    4-Acetylamino-N-((1R,3S,5S)-8-benzyl-8-aza-bicyclo[3.2.1]oct-3-yl)-2-methoxy-benzamide
    —— 4-[N-(cyclopropylmethyl)-N-[3-isopropyl-4-(methoxymethoxy)phenyl]amino]-3,5-dimethylbenzaldehyde 936133-24-3 C24H31NO3
    4-[N-(cyclopropylmethyl)-N-[3-isopropyl-4-(methoxymethoxy)phenyl]amino]-3,5-dimethylbenzaldehyde
    —— 4-Allyl-3-methyl-benzene-1,2-diol 53877-55-7 C10H12O2
    4-Allyl-3-methyl-benzene-1,2-diol
    —— 4''-O-[3-({2-[(3-carboxy-1,4-dihydro-1-methyl-4-oxoquinolin-7-yl)amino]butyl}amino)propanoyl]-6-O-methylerythromycin A 1247979-85-6 C56H90N4O17
    4''-O-[3-({2-[(3-carboxy-1,4-dihydro-1-methyl-4-oxoquinolin-7-yl)amino]butyl}amino)propanoyl]-6-O-methylerythromycin A
    —— 4-nitrophenyl ((3R,3aS,3bR,6aS,7aS)-octahydrodifuro[2,3-b:3',2'-d]furan-3-yl) carbonate 1259446-90-6 C15H15NO8
    4-nitrophenyl ((3R,3aS,3bR,6aS,7aS)-octahydrodifuro[2,3-b:3',2'-d]furan-3-yl) carbonate
    —— 4,5-bis(butoxycarbonyl)-4'-trimethylsilylethynyltetrathiafulvalene 1418227-73-2 C21H28O4S4Si
    4,5-bis(butoxycarbonyl)-4'-trimethylsilylethynyltetrathiafulvalene
    —— 4-((S)-4-carboxy-2-{[5-(1-ethoxycarbonylcyclobutoxy)-1-(3-nitrophenyl)-1H-pyrazole-3-carbonyl]amino}butyryl)piperazine-1-carboxylic acid ethyl ester 1164336-62-2 C29H36N6O11
    4-((S)-4-carboxy-2-{[5-(1-ethoxycarbonylcyclobutoxy)-1-(3-nitrophenyl)-1H-pyrazole-3-carbonyl]amino}butyryl)piperazine-1-carboxylic acid ethyl ester
    —— 4-butyl-4-phenyl-2-pyridin-2-yl-1,2-oxazetidin-3-one 1241946-76-8 C17H18N2O2
    4-butyl-4-phenyl-2-pyridin-2-yl-1,2-oxazetidin-3-one
    —— 4-(benzo[d][1,3]dioxol-5-yl)-2-(methylsulfanyl)pyrimidine 1388177-38-5 C12H10N2O2S
    4-(benzo[d][1,3]dioxol-5-yl)-2-(methylsulfanyl)pyrimidine
    —— 4-[4-(2,4-Dinitrophenoxy)phenyl]-2,6-diphenylpyridine 1227781-67-0 C29H19N3O5
    4-[4-(2,4-Dinitrophenoxy)phenyl]-2,6-diphenylpyridine
    —— 4-triisopropylsilanyloxy-bicyclo[2.2.2]octane-2,6-dione 1245907-38-3 C17H30O3Si
    4-triisopropylsilanyloxy-bicyclo[2.2.2]octane-2,6-dione
    —— 4-(2,4-dinitro-phenylsulfanyl)-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one 16239-09-1 C17H14N4O5S
    4-(2,4-dinitro-phenylsulfanyl)-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one