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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4-dimethyl-4aα,5-epoxy-A-homo-5α-cholestan-3α-ol 82048-49-5 C30H52O2
    4,4-dimethyl-4aα,5-epoxy-A-homo-5α-cholestan-3α-ol
    —— 4-Biphenylcarbonsaeure-<6-(6-cyan-4-benzyl-3-hydroxy-1-hexenyl)-3-oxo-2-oxa-7-bicyclo-<3.3.0>octylester> 81266-78-6 C34H33NO5
    4-Biphenylcarbonsaeure-<6-(6-cyan-4-benzyl-3-hydroxy-1-hexenyl)-3-oxo-2-oxa-7-bicyclo-<3.3.0>octylester>
    —— 4a,5,6,7-tetrachloro-1,2,3,4,4a,7,8,8a-octahydro-4,7-methanoisoquinoline 72524-82-4 C10H11Cl4N
    4a,5,6,7-tetrachloro-1,2,3,4,4a,7,8,8a-octahydro-4,7-methanoisoquinoline
    —— 4-chloro-4-methyl-3,5-diphenyl-5-propoxy-1,2-oxazole 80949-44-6 C19H20ClNO2
    4-chloro-4-methyl-3,5-diphenyl-5-propoxy-1,2-oxazole
    —— [4-(1-Hydroxy-1-methyl-ethyl)-[1,2,3]triazol-1-yl]-acetic acid 80077-56-1 C7H11N3O3
    [4-(1-Hydroxy-1-methyl-ethyl)-[1,2,3]triazol-1-yl]-acetic acid
    —— 4-(4-Methoxy-phenyl)-2-methyl-[1,2,4]oxadiazolidine-3,5-dione 21824-13-5 C10H10N2O4
    4-(4-Methoxy-phenyl)-2-methyl-[1,2,4]oxadiazolidine-3,5-dione
    —— 4-Nitro-N-[4-(2-nitro-phenylamino)-butyl]-benzamide 66242-10-2 C17H18N4O5
    4-Nitro-N-[4-(2-nitro-phenylamino)-butyl]-benzamide
    —— (+/-)-4-[3,5-bis(trifluoromethyl)benzoyl]-2-(3,4-dichlorophenyl)-1-[[(4-hydroxy-4-phenyl-1-piperidinyl)]acetyl]piperazine 204058-53-7 C32H29Cl2F6N3O3
    (+/-)-4-[3,5-bis(trifluoromethyl)benzoyl]-2-(3,4-dichlorophenyl)-1-[[(4-hydroxy-4-phenyl-1-piperidinyl)]acetyl]piperazine
    —— 4-(Ethoxycarbonylmethoxy)-phenylacetic acid methyl ester 350588-09-9 C13H16O5
    4-(Ethoxycarbonylmethoxy)-phenylacetic acid methyl ester
    —— 4-[(2-cyclobutyl-1H-benzimidazol-1-yl)methyl]-N-{(1R,2S)-2-[(hydroxyamino)carbonyl]cyclohexyl}benzamide 503167-54-2 C26H30N4O3
    4-[(2-cyclobutyl-1H-benzimidazol-1-yl)methyl]-N-{(1R,2S)-2-[(hydroxyamino)carbonyl]cyclohexyl}benzamide
    —— 4-hydroxy-N-{[5S-(benzyloxymethyl)tetrahydro-2H-pyran-2S-yl]methyl}benzamide 863563-66-0 C21H25NO4
    4-hydroxy-N-{[5S-(benzyloxymethyl)tetrahydro-2H-pyran-2S-yl]methyl}benzamide
    —— 4-({3-methyl-4-[(6-methylpyridin-3-yl)oxy]phenyl}amino)quinazolin-6-ol 848438-87-9 C21H18N4O2
    4-({3-methyl-4-[(6-methylpyridin-3-yl)oxy]phenyl}amino)quinazolin-6-ol
    —— 4-(3-(5-(N-2-methoxyethyl-N-methylamino)valerylamino)-4-chlorophenyl)-2H-phthalazin-1-one hydrochloride 286953-56-8 C23H27ClN4O3*ClH
    4-(3-(5-(N-2-methoxyethyl-N-methylamino)valerylamino)-4-chlorophenyl)-2H-phthalazin-1-one hydrochloride
    —— 4-(3,5-Dipyridin-2-ylphenyl)thieno[2,3-b]indole 1329603-49-7 C26H17N3S
    4-(3,5-Dipyridin-2-ylphenyl)thieno[2,3-b]indole
    —— 4,6-Dimethoxy-tricyclo[6.2.2.0<sup>2,7</sup>]dodeca-2(7),3,5-trien-3-ol 55281-00-0 C14H18O3
    4,6-Dimethoxy-tricyclo[6.2.2.0<sup>2,7</sup>]dodeca-2(7),3,5-trien-3-ol
    —— 4-(benzo[b]thien-2-ylmethoxy)benzenepropanoic acid 691901-34-5 C18H16O3S
    4-(benzo[b]thien-2-ylmethoxy)benzenepropanoic acid
    —— 4-(p-methyl)benzamido-1-tert-butyl-3-phenylpyrazolo [3,4-d]pyrimidine 206991-93-7 C23H23N5O
    4-(p-methyl)benzamido-1-tert-butyl-3-phenylpyrazolo [3,4-d]pyrimidine
    —— 4-(4-fluoropiperidin-4-yl)benzonitrile hydrochloride 1399181-24-8 C12H13FN2*ClH
    4-(4-fluoropiperidin-4-yl)benzonitrile hydrochloride
    —— 4,5-dimethyl-N-propyl-1,3-thiazol-2-amine 691904-83-3 C8H14N2S
    4,5-dimethyl-N-propyl-1,3-thiazol-2-amine
    —— 4,4-dimethyl-14α-(prop-2-enyl)-5α-cholest-7-en-3β-ol 119288-20-9 C32H54O
    4,4-dimethyl-14α-(prop-2-enyl)-5α-cholest-7-en-3β-ol
    —— 4-phenyl-4-[2]pyridyl-pyrrolidin-2-one 108012-39-1 C15H14N2O
    4-phenyl-4-[2]pyridyl-pyrrolidin-2-one
    —— 4'-Hydroxylamino-2'-nitro-phenyl-1-(4-methyl-5-phenyl)-pyrazol 60639-36-3 C16H14N4O3
    4'-Hydroxylamino-2'-nitro-phenyl-1-(4-methyl-5-phenyl)-pyrazol
    —— 4-[(E)-octadec-9-enoxy]benzoic acid 59101-01-8 C25H40O3
    4-[(E)-octadec-9-enoxy]benzoic acid
    —— 4-Methyl-benzoic acid 2-acetoxy-4-(2-tert-butylamino-1-hydroxy-ethyl)-phenyl ester; compound with methanesulfonic acid 30415-80-6 CH4O3S*C22H27NO5
    4-Methyl-benzoic acid 2-acetoxy-4-(2-tert-butylamino-1-hydroxy-ethyl)-phenyl ester; compound with methanesulfonic acid
    —— 4-[3-Cyano-6-methoxy-7-(3-pyrrolidin-1-yl-propoxy)-quinolin-4-yl]-piperazine-1-carboxylic acid (4-cyano-phenyl)-amide 460089-21-8 C30H33N7O3
    4-[3-Cyano-6-methoxy-7-(3-pyrrolidin-1-yl-propoxy)-quinolin-4-yl]-piperazine-1-carboxylic acid (4-cyano-phenyl)-amide
    —— {4-[3-(1,1-Difluoro-methoxy)-benzylamino]-phenoxy}-2-phenyl-acetic acid 396091-99-9 C22H19F2NO4
    {4-[3-(1,1-Difluoro-methoxy)-benzylamino]-phenoxy}-2-phenyl-acetic acid
    —— 4-methyl-6,7,8,9-tetrahydro-1<i>H</i>-benzo[<i>g</i>]quinazolin-2-one 60947-01-5 C13H14N2O
    4-methyl-6,7,8,9-tetrahydro-1<i>H</i>-benzo[<i>g</i>]quinazolin-2-one
    —— 4-{5-[(7-nitro-1,2,3,4-tetrahydro-naphthalen-2-yl)-propyl-amino]-pentyl}-[1,4]diazepan-5-one 375371-46-3 C23H36N4O3
    4-{5-[(7-nitro-1,2,3,4-tetrahydro-naphthalen-2-yl)-propyl-amino]-pentyl}-[1,4]diazepan-5-one
    —— 4-[2-((S)-2-{(R)-3-[3-(4'-chloro-2'-methylphenyl)-phenyl]-3-hydroxy-propyl}-5-oxo-pyrrolidin-1-yl)-ethylsulfanyl]-butyric acid 492471-92-8 C26H32ClNO4S
    4-[2-((S)-2-{(R)-3-[3-(4'-chloro-2'-methylphenyl)-phenyl]-3-hydroxy-propyl}-5-oxo-pyrrolidin-1-yl)-ethylsulfanyl]-butyric acid
    —— 4-(5-thioxo-4-<i>p</i>-tolyl-4,5-dihydro-1<i>H</i>-[1,2,4]triazol-3-yl)-benzenesulfonamide 60846-71-1 C15H14N4O2S2
    4-(5-thioxo-4-<i>p</i>-tolyl-4,5-dihydro-1<i>H</i>-[1,2,4]triazol-3-yl)-benzenesulfonamide
    —— 4-Chlor-3'-fluor-2'-(β-naphthyloxy)-carbanilid 65457-18-3 C23H16ClFN2O2
    4-Chlor-3'-fluor-2'-(β-naphthyloxy)-carbanilid
    —— [(4-chlorophenoxy)-[[(4-chlorophenyl)diazenyl]-phenylmethyl]amino] acetate 61693-68-3 C21H17Cl2N3O3
    [(4-chlorophenoxy)-[[(4-chlorophenyl)diazenyl]-phenylmethyl]amino] acetate
    —— 4-(5-tert-Butoxy-3-methyl-pentanoylamino)-benzoic acid methyl ester 60448-56-8 C18H27NO4
    4-(5-tert-Butoxy-3-methyl-pentanoylamino)-benzoic acid methyl ester
    —— 4-[5-(4-chloro-phenyl)-3-methyl-isoxazol-4-ylazo]-<i>N</i>-(2,6-dimethyl-pyrimidin-4-yl)-benzenesulfonamide 59885-27-7 C22H19ClN6O3S
    4-[5-(4-chloro-phenyl)-3-methyl-isoxazol-4-ylazo]-<i>N</i>-(2,6-dimethyl-pyrimidin-4-yl)-benzenesulfonamide
    —— 4-[N-(toluene-4-sulfonyl)-m-anisidino]-butyronitrile 111442-86-5 C18H20N2O3S
    4-[N-(toluene-4-sulfonyl)-m-anisidino]-butyronitrile
    —— 4-Methyl-2,5-diisopropylimidazol-1-dimethylcarbamat 41934-03-6 C13H23N3O2
    4-Methyl-2,5-diisopropylimidazol-1-dimethylcarbamat
    —— 4-methoxy-9,10-dihydroanthracene-9,9-diacetic acid 57996-40-4 C19H18O5
    4-methoxy-9,10-dihydroanthracene-9,9-diacetic acid
    —— (4-ethoxy-2-methylbut-2-enyl)benzene 56184-21-5 C13H18O
    (4-ethoxy-2-methylbut-2-enyl)benzene
    —— 4-[(E)-2-(3-furyl)ethenyl]-3-nitropyridine 627510-91-2 C11H8N2O3
    4-[(E)-2-(3-furyl)ethenyl]-3-nitropyridine
    —— 4-[(4-Methylphenyl)methyl]-1,2,3,4-tetrahydroquinoxalin-2-one 1892807-92-9 C16H16N2O
    4-[(4-Methylphenyl)methyl]-1,2,3,4-tetrahydroquinoxalin-2-one
    —— 4,5-Dimethylnicotinoylaceton 56704-31-5 C11H13NO2
    4,5-Dimethylnicotinoylaceton
    —— 4-(4-chloro-2-hydroxybenzamido)-2-(2,3-difluoro-4-methylphenyl)thiophene-3-carboxylic acid 1273312-73-4 C19H12ClF2NO4S
    4-(4-chloro-2-hydroxybenzamido)-2-(2,3-difluoro-4-methylphenyl)thiophene-3-carboxylic acid
    —— (4R,5R,6R)-6-((tert-butyldimethylsilyl)oxy)-5-methyloct-7-en-1-yn-4-ol 1426250-40-9 C15H28O2Si
    (4R,5R,6R)-6-((tert-butyldimethylsilyl)oxy)-5-methyloct-7-en-1-yn-4-ol
    —— (4R)-4-ethyl-2-[[(4R)-4-ethyl-4,5-dihydro-1,3-oxazol-2-yl]methyl]-4,5-dihydro-1,3-oxazole 132098-57-8 C11H18N2O2
    (4R)-4-ethyl-2-[[(4R)-4-ethyl-4,5-dihydro-1,3-oxazol-2-yl]methyl]-4,5-dihydro-1,3-oxazole
    —— (4R,5S)-(-)-3-[(benzyloxy)methyl]-4,5-O-isopropylidene-2-cyclopenten-1-ol 328396-53-8 C16H20O4
    (4R,5S)-(-)-3-[(benzyloxy)methyl]-4,5-O-isopropylidene-2-cyclopenten-1-ol
    —— 4-bromo-5-methoxy-1-morpholinomethylisatin 130420-89-2 C14H15BrN2O4
    4-bromo-5-methoxy-1-morpholinomethylisatin
    —— 4-acetyl-5-methyl-1-p-tolyl-1H-pyrazole-3-carboxylic acid 96723-37-4 C14H14N2O3
    4-acetyl-5-methyl-1-p-tolyl-1H-pyrazole-3-carboxylic acid
    —— 4-iodo-N,N-diisopropyl-[1,1'-biphenyl]-3-carboxamide 1527480-05-2 C19H22INO
    4-iodo-N,N-diisopropyl-[1,1'-biphenyl]-3-carboxamide
    —— 4-(2-chloroethyl)-2-ethyl-3-oxo-3,4-dihydroquinoxaline 1-oxide 1610961-28-8 C12H13ClN2O2
    4-(2-chloroethyl)-2-ethyl-3-oxo-3,4-dihydroquinoxaline 1-oxide
    —— 4,6-bis[3-(bromomethyl)-1H-pyrazol-1-yl]pyrimidine 1439863-93-0 C12H10Br2N6
    4,6-bis[3-(bromomethyl)-1H-pyrazol-1-yl]pyrimidine