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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Acetamino-2-benzyloxy-5-nitro-toluol 37066-84-5 C16H16N2O4
    4-Acetamino-2-benzyloxy-5-nitro-toluol
    —— 4-Butoxy-3-methoxy-benzoic acid 2-diethylamino-ethyl ester 24866-54-4 C18H29NO4
    4-Butoxy-3-methoxy-benzoic acid 2-diethylamino-ethyl ester
    —— 4-t-Butyl-bicyclo<2.2.2>oct-1-yl-p-nitrobenzolsulfonat 66954-34-5 C18H25NO5S
    4-t-Butyl-bicyclo<2.2.2>oct-1-yl-p-nitrobenzolsulfonat
    —— 4-oxo-3-phenyl-3,4-dihydro-1<i>H</i>-naphthalene-2,2-dicarboxylic acid 721918-02-1 C18H14O5
    4-oxo-3-phenyl-3,4-dihydro-1<i>H</i>-naphthalene-2,2-dicarboxylic acid
    —— (4R,4aS,7aR)-2-methoxycarbonyl-4-(4-methylphenyl)-4,4a,5,7a-tetrahydrocyclopenta[b]pyran 1005150-82-2 C17H18O3
    (4R,4aS,7aR)-2-methoxycarbonyl-4-(4-methylphenyl)-4,4a,5,7a-tetrahydrocyclopenta[b]pyran
    —— 4-{[(4-methylphenyl)sulfonyl]methyl}-2-nitrophenol 36942-35-5 C13H12N2O5S
    4-{[(4-methylphenyl)sulfonyl]methyl}-2-nitrophenol
    —— 4,4'-benzene-1,3-diylbis[1-(pentafluorobenzyl)-1H-1,2,3-triazole] 1221492-18-7 C24H10F10N6
    4,4'-benzene-1,3-diylbis[1-(pentafluorobenzyl)-1H-1,2,3-triazole]
    —— (4-tert-butyl-thiazol-2-yl)-trityl-amine 96770-78-4 C26H26N2S
    (4-tert-butyl-thiazol-2-yl)-trityl-amine
    —— 4,6,8-Tribrom-10,11-dihydro-5-dibenz<b,f>azepin-chinonimin 108950-75-0 C14H8Br3NO
    4,6,8-Tribrom-10,11-dihydro-5-dibenz<b,f>azepin-chinonimin
    —— [4-(Dimethylamino-thiophen-2-yl-methyl)-cyclohexylidene]-acetic acid ethyl ester 943002-91-3 C17H25NO2S
    [4-(Dimethylamino-thiophen-2-yl-methyl)-cyclohexylidene]-acetic acid ethyl ester
    —— (4-chloro-2-(phenylethynyl)phenyl)methanol 1607805-23-1 C15H11ClO
    (4-chloro-2-(phenylethynyl)phenyl)methanol
    —— (4'-nitro-biphenyl-2-yl)-phenyl-phosphinic acid 114617-88-8 C18H14NO4P
    (4'-nitro-biphenyl-2-yl)-phenyl-phosphinic acid
    —— 4-{4-[4-(tert-butyl)anilino]-3-fluorophenoxy}-6-methoxy-7-quinolinol 516526-35-5 C26H25FN2O3
    4-{4-[4-(tert-butyl)anilino]-3-fluorophenoxy}-6-methoxy-7-quinolinol
    —— 4-(((1R,3S)-3-amino-2,2,3-trimethylcyclopentyl)amino)-6-(3-(dimethylcarbamoyl)phenyl)pyrrolo[1,2-b]pyridazine-3-carboxamide 1400687-59-3 C25H32N6O2
    4-(((1R,3S)-3-amino-2,2,3-trimethylcyclopentyl)amino)-6-(3-(dimethylcarbamoyl)phenyl)pyrrolo[1,2-b]pyridazine-3-carboxamide
    —— 4-(2-methoxy-4-chlorophenyl)-5-methyl-2-{N-[α-(methylthiomethyl)benzyl]-N-propylamino}thiazole 166525-31-1 C23H27ClN2OS2
    4-(2-methoxy-4-chlorophenyl)-5-methyl-2-{N-[α-(methylthiomethyl)benzyl]-N-propylamino}thiazole
    —— 4-acetyl-5-ethyl-3-phenyl-4,5-dihydro-1,2,4-oxadiazole 115335-24-5 C12H14N2O2
    4-acetyl-5-ethyl-3-phenyl-4,5-dihydro-1,2,4-oxadiazole
    —— 4-cyano-6-isopropyl-pyridine-2-carboxylic acid (1-methyl-1H-pyrazol-3-yl)-amide 1242967-91-4 C14H15N5O
    4-cyano-6-isopropyl-pyridine-2-carboxylic acid (1-methyl-1H-pyrazol-3-yl)-amide
    —— (4-fluoro-3-methylphenyl)hydrazine hydrochloride 21686-17-9 C7H9FN2*ClH
    (4-fluoro-3-methylphenyl)hydrazine hydrochloride
    —— 4-Methyl-2-phenyl-2-aza-spiro[4.5]deca-6,8-dien-1-one 120446-52-8 C16H17NO
    4-Methyl-2-phenyl-2-aza-spiro[4.5]deca-6,8-dien-1-one
    —— (4-cyclopropylphenyl)-(3-hydroxy-5-methylthiophen-2-yl)methanone 875110-55-7 C15H14O2S
    (4-cyclopropylphenyl)-(3-hydroxy-5-methylthiophen-2-yl)methanone
    —— 4-{4-(Iodomethyl-dimethyl-silanyl)-1,1-bis-[3-(iodomethyl-dimethyl-silanyl)-propyl]-butyl}-phenol 527698-54-0 C25H47I3OSi3
    4-{4-(Iodomethyl-dimethyl-silanyl)-1,1-bis-[3-(iodomethyl-dimethyl-silanyl)-propyl]-butyl}-phenol
    —— [4-[12-[4-Bis(2,4,6-trimethylphenyl)boranylphenyl]dodeca-1,3,9,11-tetraynyl]phenyl]-bis(2,4,6-trimethylphenyl)borane 1227073-45-1 C60H60B2
    [4-[12-[4-Bis(2,4,6-trimethylphenyl)boranylphenyl]dodeca-1,3,9,11-tetraynyl]phenyl]-bis(2,4,6-trimethylphenyl)borane
    —— (4S)-4-benzyl-3-[2-[(R)-hydroxy(pyridin-3-yl)methyl]prop-2-enoyl]-1,3-oxazolidin-2-one 1226967-14-1 C19H18N2O4
    (4S)-4-benzyl-3-[2-[(R)-hydroxy(pyridin-3-yl)methyl]prop-2-enoyl]-1,3-oxazolidin-2-one
    —— 4-[2]pyridyloxy-aniline; dihydrochloride 111162-53-9 C11H10N2O*2ClH
    4-[2]pyridyloxy-aniline; dihydrochloride
    —— 4-((2,4-dichloropyrimidin-5-yl)methyl)morpholine 7627-42-1 C9H11Cl2N3O
    4-((2,4-dichloropyrimidin-5-yl)methyl)morpholine
    —— 4-(benzo[1,3]dioxol-5-yl)-5-cyano-2-methyl-6-thioxo-1,6-dihydropyridine-3-carboxylic acid ethyl ester 1062202-53-2 C17H14N2O4S
    4-(benzo[1,3]dioxol-5-yl)-5-cyano-2-methyl-6-thioxo-1,6-dihydropyridine-3-carboxylic acid ethyl ester
    —— 4-hydroxy-5'-propyl-[1,1':2',1''-terphenyl]-3'-carbonitrile 1422022-27-2 C22H19NO
    4-hydroxy-5'-propyl-[1,1':2',1''-terphenyl]-3'-carbonitrile
    —— 4-(9-cyclopentyl-6,7,8,9-tetrahydro-5,7,7-trimethyl-6-oxo-5H-pyrimido[4,5-b][1,4]diazepin-2-ylthio)-N-methylbenzoic acid 946826-00-2 C22H26N4O3S
    4-(9-cyclopentyl-6,7,8,9-tetrahydro-5,7,7-trimethyl-6-oxo-5H-pyrimido[4,5-b][1,4]diazepin-2-ylthio)-N-methylbenzoic acid
    —— 4-{N-Butyl-N-[(2'-[N-triphenylmethyl-1H-tetrazol-5-yl]biphenyl-4-yl)methyl]amino}-2-chloro-6-methylpyrimidine 157361-46-1 C42H38ClN7
    4-{N-Butyl-N-[(2'-[N-triphenylmethyl-1H-tetrazol-5-yl]biphenyl-4-yl)methyl]amino}-2-chloro-6-methylpyrimidine
    —— (4'-Methoxy-biphenyl-4-yl)-[1-(4-trimethylsilanyl-phenyl)-meth-(E)-ylidene]-amine 34008-09-8 C23H25NOSi
    (4'-Methoxy-biphenyl-4-yl)-[1-(4-trimethylsilanyl-phenyl)-meth-(E)-ylidene]-amine
    —— 4-chloro-6-cyclopentyloxy-2-(4-methanesulfonylphenyl)pyrimidine 1018481-39-4 C16H17ClN2O3S
    4-chloro-6-cyclopentyloxy-2-(4-methanesulfonylphenyl)pyrimidine
    —— 4-amino-1-(2,6-difluorobenzyl)-1H-1,2,3-triazolo[4,5-c]pyridine 133563-45-8 C12H9F2N5
    4-amino-1-(2,6-difluorobenzyl)-1H-1,2,3-triazolo[4,5-c]pyridine
    —— 4-(4-(2-(2,2-Diphenylethyl)-3,5-dioxo-1,2,4-oxadiazolidin-4-yl)butoxy)benzoic acid 889665-48-9 C27H26N2O6
    4-(4-(2-(2,2-Diphenylethyl)-3,5-dioxo-1,2,4-oxadiazolidin-4-yl)butoxy)benzoic acid
    —— 4-Des-dimethylaminopseudotetracyclin 28382-93-6 C20H19NO8
    4-Des-dimethylaminopseudotetracyclin
    —— 4-Phenyl-4-<3.5-dimethyl-phenyl>-buttersaeure 20883-68-5 C18H20O2
    4-Phenyl-4-<3.5-dimethyl-phenyl>-buttersaeure
    —— 4-Methyl-3,3,7-triphenyl-3H-isobenzofuran-1-one 24018-32-4 C27H20O2
    4-Methyl-3,3,7-triphenyl-3H-isobenzofuran-1-one
    —— 4-Hydroxy-3-(4-methoxy-benzoyl)-2-[2-(4-methoxy-phenyl)-2-oxo-ethyl]-5-oxo-2,5-dihydro-furan-2-carboxylic acid methyl ester 42957-26-6 C23H20O9
    4-Hydroxy-3-(4-methoxy-benzoyl)-2-[2-(4-methoxy-phenyl)-2-oxo-ethyl]-5-oxo-2,5-dihydro-furan-2-carboxylic acid methyl ester
    —— 4-Hydroxy-5-oxo-2-(2-oxo-2-phenyl-ethyl)-3-propionyl-2,5-dihydro-furan-2-carboxylic acid methyl ester 49843-34-7 C17H16O7
    4-Hydroxy-5-oxo-2-(2-oxo-2-phenyl-ethyl)-3-propionyl-2,5-dihydro-furan-2-carboxylic acid methyl ester
    —— 4-(3,4-dimethoxy-phenyl)-6,7-dimethoxy-1-methyl-3-phenyl-isoquinoline 27922-96-9 C26H25NO4
    4-(3,4-dimethoxy-phenyl)-6,7-dimethoxy-1-methyl-3-phenyl-isoquinoline
    —— 4-(4-(cyclohexylmethyl)-1H-1,2,3-triazol-1-yl)benzenesulfonamide 1613266-88-8 C15H20N4O2S
    4-(4-(cyclohexylmethyl)-1H-1,2,3-triazol-1-yl)benzenesulfonamide
    —— 4-[(3-pentyl-3H-benzothiazol-2-ylidenemethyl)azo]benzaldehyde 1428758-02-4 C20H21N3OS
    4-[(3-pentyl-3H-benzothiazol-2-ylidenemethyl)azo]benzaldehyde
    —— 4-benzyl-3-ethoxy-5-methyl-1H-pyrazole 1116655-96-9 C13H16N2O
    4-benzyl-3-ethoxy-5-methyl-1H-pyrazole
    —— 4,5α-epoxy-3-methoxy-17-[2]thienylmethyl-morphin-7-en-6α-ol 53425-07-3 C22H23NO3S
    4,5α-epoxy-3-methoxy-17-[2]thienylmethyl-morphin-7-en-6α-ol
    —— 4-[5-(4-(4-trifluoromethylbenzoyl)phenylthio)thien-2-yl]-4-methoxytetrahydropyran 140618-80-0 C24H21F3O3S2
    4-[5-(4-(4-trifluoromethylbenzoyl)phenylthio)thien-2-yl]-4-methoxytetrahydropyran
    —— 4,4'-(3-(4-heptylphenyl)-2-propyn-1-ylidenebisoxy)bisbutanoic acid 166964-62-1 C24H34O6
    4,4'-(3-(4-heptylphenyl)-2-propyn-1-ylidenebisoxy)bisbutanoic acid
    —— 4-Methyl-N-[[1-[(phenyl)methyl]cyclopentyl]methyl]-benzenesulfonamide 141336-39-2 C20H25NO2S
    4-Methyl-N-[[1-[(phenyl)methyl]cyclopentyl]methyl]-benzenesulfonamide
    —— 4-Cycloheptylmethylbenzoesaeure 37874-99-0 C15H20O2
    4-Cycloheptylmethylbenzoesaeure
    —— 4-(2,4-Difluorophenyl)-2-(6-methylpyridin-2-yl)quinazoline 1375259-44-1 C20H13F2N3
    4-(2,4-Difluorophenyl)-2-(6-methylpyridin-2-yl)quinazoline
    —— 4-[(1-Methylethyl)(2-methylpropyl)amino]butanethioamide 1248954-01-9 C11H24N2S
    4-[(1-Methylethyl)(2-methylpropyl)amino]butanethioamide
    —— 4,4,6-Trimethyl-8-methylene-bicyclo[4.2.0]octan-2-one 99321-37-6 C12H18O
    4,4,6-Trimethyl-8-methylene-bicyclo[4.2.0]octan-2-one