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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-tert.-Butyl-2-benzyl-thiosemicarbazid 21076-45-9 C12H19N3S
    4-tert.-Butyl-2-benzyl-thiosemicarbazid
    —— 4-acetyl-1-(4-chloro-2-fluorophenyl)-5-cyclopentyl-3-hydroxy-1,5-dihydro-2H-pyrrol-2-one 512177-78-5 C17H17ClFNO3
    4-acetyl-1-(4-chloro-2-fluorophenyl)-5-cyclopentyl-3-hydroxy-1,5-dihydro-2H-pyrrol-2-one
    —— (4R,5S,6R)-6-(benzyloxymethyl)-5-methoxyocta-1,7-dien-4-ol 1094450-97-1 C17H24O3
    (4R,5S,6R)-6-(benzyloxymethyl)-5-methoxyocta-1,7-dien-4-ol
    —— 4-(2,5-Dioxo-2,5-dihydro-pyrrol-1-ylmethyl)-cyclohexanecarboxylic acid 4-oxo-4H-benzo[d][1,2,3]triazin-3-yl ester 73207-04-2 C19H18N4O5
    4-(2,5-Dioxo-2,5-dihydro-pyrrol-1-ylmethyl)-cyclohexanecarboxylic acid 4-oxo-4H-benzo[d][1,2,3]triazin-3-yl ester
    —— 4-oxo-1-phenyl-4,7-dihydro-1<i>H</i>-pyrazolo[3,4-<i>b</i>]pyridine-5-carboxylic acid ethyl ester 19743-75-0 C15H13N3O3
    4-oxo-1-phenyl-4,7-dihydro-1<i>H</i>-pyrazolo[3,4-<i>b</i>]pyridine-5-carboxylic acid ethyl ester
    —— (4a<i>S</i>)-7-methoxy-2<i>t</i>-methyl-2<i>c</i>-hydroxymethyl-1<i>t</i>-ethyl-(4a<i>rH</i>.10a<i>tH</i>)-1,2,3,4,4a,9,10,10a-octahydro-phenanthrene 39780-02-4 C19H28O2
    (4a<i>S</i>)-7-methoxy-2<i>t</i>-methyl-2<i>c</i>-hydroxymethyl-1<i>t</i>-ethyl-(4a<i>rH</i>.10a<i>tH</i>)-1,2,3,4,4a,9,10,10a-octahydro-phenanthrene
    —— 4-(5-nitro-furan-2-yl)-thiazol-2-ylamine; hydrobromide 91589-12-7 BrH*C7H5N3O3S
    4-(5-nitro-furan-2-yl)-thiazol-2-ylamine; hydrobromide
    —— (4-<i>tert</i>-butyl-phenyl)-(tetra-<i>O</i>-acetyl-β-D-glucopyranoside) 928437-90-5 C24H32O10
    (4-<i>tert</i>-butyl-phenyl)-(tetra-<i>O</i>-acetyl-β-D-glucopyranoside)
    —— (4-chloro-phenethyl)-(2-morpholin-4-yl-ethyl)-amine 3840-65-1 C14H21ClN2O
    (4-chloro-phenethyl)-(2-morpholin-4-yl-ethyl)-amine
    —— 4-thiazol-2-ylsulfanyl-aniline 37587-64-7 C9H8N2S2
    4-thiazol-2-ylsulfanyl-aniline
    —— 4-(1-azidovinyl)benzonitrile 1374152-39-2 C9H6N4
    4-(1-azidovinyl)benzonitrile
    —— 4-phenyl-[1,2]dithiol-3-one oxime 19791-12-9 C9H7NOS2
    4-phenyl-[1,2]dithiol-3-one oxime
    —— 4-(3-ethyl-3H-benzothiazol-2-ylidene)-2-benzoylmercapto-1-phenyl-but-2-en-1-one 102949-29-1 C26H21NO2S2
    4-(3-ethyl-3H-benzothiazol-2-ylidene)-2-benzoylmercapto-1-phenyl-but-2-en-1-one
    —— 4-methoxycarbonyl-2,5-dimethyl-3-methylene-2,3-dihydrofuran 95314-69-5 C9H12O3
    4-methoxycarbonyl-2,5-dimethyl-3-methylene-2,3-dihydrofuran
    —— 4,4-dichloro-3-(4-chlorophenyl)-N-propan-2-ylbutanamide 718599-07-6 C13H16Cl3NO
    4,4-dichloro-3-(4-chlorophenyl)-N-propan-2-ylbutanamide
    —— <4-(Methylthio)phenyl>chlorodiphenylmethane 121443-29-6 C20H17ClS
    <4-(Methylthio)phenyl>chlorodiphenylmethane
    —— 4-<4-Nitro-phenyl>-Δ<sup>2</sup>-1,3,4-oxadiazolin-5-on 64890-51-3 C8H5N3O4
    4-<4-Nitro-phenyl>-Δ<sup>2</sup>-1,3,4-oxadiazolin-5-on
    —— 4-(3-Bromomethyl-phenoxy)-phenol 63987-34-8 C13H11BrO2
    4-(3-Bromomethyl-phenoxy)-phenol
    —— 4-(2-Benzoyl-phenyl)-2-methyl-thiosemicarbazid 116089-17-9 C15H15N3OS
    4-(2-Benzoyl-phenyl)-2-methyl-thiosemicarbazid
    —— (4R)-3-{(2S)-2-[(2S)-1-benzyloxycarbonylpyrrolidin-2-yl]propionyl}-4-benzyl-2-oxazolidinone 225227-07-6 C25H28N2O5
    (4R)-3-{(2S)-2-[(2S)-1-benzyloxycarbonylpyrrolidin-2-yl]propionyl}-4-benzyl-2-oxazolidinone
    —— 4-(5-methoxy-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-indazol-3-yl)benzonitrile 1361332-16-2 C21H25N3O2Si
    4-(5-methoxy-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-indazol-3-yl)benzonitrile
    —— 4-(5-{4-[2-(4-trifluoromethyl-phenyl)-ethyl]-piperazin-1-yl}-[1,2,4]thiadiazol-3-yl)-benzonitrile 1417824-84-0 C22H20F3N5S
    4-(5-{4-[2-(4-trifluoromethyl-phenyl)-ethyl]-piperazin-1-yl}-[1,2,4]thiadiazol-3-yl)-benzonitrile
    —— 4-chloro-2-(4-methanesulfonylphenyl)-6-(2-methoxyethoxy)pyrimidine 1018481-38-3 C14H15ClN2O4S
    4-chloro-2-(4-methanesulfonylphenyl)-6-(2-methoxyethoxy)pyrimidine
    —— 43-O-(2-aminoethyl)rapamycin 159351-98-1 C53H84N2O13
    43-O-(2-aminoethyl)rapamycin
    —— 4t-diethylaminomethyl-cyclohexane-r-carboxylic acid 154602-54-7 C12H23NO2
    4t-diethylaminomethyl-cyclohexane-r-carboxylic acid
    —— 4-demethyl-3'-N3-daunorubicine 1403987-61-0 C26H25N3O10
    4-demethyl-3'-N3-daunorubicine
    —— (4R,5R)-5-methyl-4-(3-oxobutyl)-tetrahydropyran-2-one 111831-56-2 C10H16O3
    (4R,5R)-5-methyl-4-(3-oxobutyl)-tetrahydropyran-2-one
    —— 4-acetylamino-N-(4-[1,3,4]oxadiazol-2-yl-phenyl)-benzenesulfonamide 1071691-56-9 C16H14N4O4S
    4-acetylamino-N-(4-[1,3,4]oxadiazol-2-yl-phenyl)-benzenesulfonamide
    —— 4'-[1-(tertbutyloxycarbonylmethoxyimino)ethyl]-2'-(2,4-difluorophenoxy)methanesulfonanilide 116686-41-0 C21H24F2N2O6S
    4'-[1-(tertbutyloxycarbonylmethoxyimino)ethyl]-2'-(2,4-difluorophenoxy)methanesulfonanilide
    —— 4-[(Z)-3-Hydroxy-1-methyl-3-phenyl-prop-2-en-(E)-ylideneamino]-N-thiazol-2-yl-benzenesulfonamide 275801-82-6 C19H17N3O3S2
    4-[(Z)-3-Hydroxy-1-methyl-3-phenyl-prop-2-en-(E)-ylideneamino]-N-thiazol-2-yl-benzenesulfonamide
    —— 4-Benzylsulfanyl-10-(4-fluorophenyl)-6-phenyl-1,5,6,8,10,12-hexazatricyclo[7.3.0.03,7]dodeca-3(7),4,8,11-tetraen-2-one 1047643-06-0 C25H17FN6OS
    4-Benzylsulfanyl-10-(4-fluorophenyl)-6-phenyl-1,5,6,8,10,12-hexazatricyclo[7.3.0.03,7]dodeca-3(7),4,8,11-tetraen-2-one
    —— 4-hydrazino-2-benzylthiopyrimidine 1192660-38-0 C11H12N4S
    4-hydrazino-2-benzylthiopyrimidine
    —— (4R,5R)-4,5-di(tert-butyl)-3-methyl-1-(bis(2-naphthyl)methyl)imidazolidinium fluoroborate 1620963-20-3 BF4*C33H39N2
    (4R,5R)-4,5-di(tert-butyl)-3-methyl-1-(bis(2-naphthyl)methyl)imidazolidinium fluoroborate
    —— 4-t-butylcyclohexyl 2-quinolinyl-methyl ether 142820-23-3 C20H27NO
    4-t-butylcyclohexyl 2-quinolinyl-methyl ether
    —— 4,5-Bis-(dimethylaminomethyl)furan-2-carbonsaeure-methylester 46823-89-6 C12H20N2O3
    4,5-Bis-(dimethylaminomethyl)furan-2-carbonsaeure-methylester
    —— (4-hydroxy-2-oxo-1-phenyl-1,2-dihydro-quinolin-3-yl)-acetic acid methyl ester 32083-21-9 C18H15NO4
    (4-hydroxy-2-oxo-1-phenyl-1,2-dihydro-quinolin-3-yl)-acetic acid methyl ester
    —— 4-[2-(2,3-dimethyl-5-nitro-3<i>H</i>-imidazol-4-yl)-vinyl]-phenol 32063-81-3 C13H13N3O3
    4-[2-(2,3-dimethyl-5-nitro-3<i>H</i>-imidazol-4-yl)-vinyl]-phenol
    —— 4-phenyl-3-(2-piperidin-1-yl-ethyl)-3,9-dihydro-pyrimido[4,5-<i>b</i>]indol-2-one 27355-62-0 C23H24N4O
    4-phenyl-3-(2-piperidin-1-yl-ethyl)-3,9-dihydro-pyrimido[4,5-<i>b</i>]indol-2-one
    —— 4-Methyl-3,3-diphenyl-pyrrolidin 28168-79-8 C17H19N
    4-Methyl-3,3-diphenyl-pyrrolidin
    —— 4-(5-chloromethyl-isoxazol-3-yl)-benzoic acid methyl ester 627903-16-6 C12H10ClNO3
    4-(5-chloromethyl-isoxazol-3-yl)-benzoic acid methyl ester
    —— 4-((3’-chloro-6-phenyl-[4,4’-bipyridin]-3-yl)oxy)-3-cyano-N-(thiazol-2-yl)benzenesulfonamide 1606120-10-8 C26H16ClN5O3S2
    4-((3’-chloro-6-phenyl-[4,4’-bipyridin]-3-yl)oxy)-3-cyano-N-(thiazol-2-yl)benzenesulfonamide
    —— 4-(2-methylbutyl)phenyl-4'-(octyloxy)-(1,1')-biphenyl-4-carboxylate 96492-57-8 C32H40O3
    4-(2-methylbutyl)phenyl-4'-(octyloxy)-(1,1')-biphenyl-4-carboxylate
    —— 4,6-dimethyl-2-oxyacetophenone hydrocarbonylbis(triphenylphosphine)ruthenium(II) 104370-31-2 C47H42O3P2Ru
    4,6-dimethyl-2-oxyacetophenone hydrocarbonylbis(triphenylphosphine)ruthenium(II)
    —— (4,9-dimethylcarbazol-3-yl)methanol 136650-07-2 C15H15NO
    (4,9-dimethylcarbazol-3-yl)methanol
    —— 4-methyl-3-nitro-tropolone 833454-20-9 C8H7NO4
    4-methyl-3-nitro-tropolone
    —— 4-(Benzyloxy)-3-methyl-1-(2-pyridinyl)-1H-pyrazolo[3,4-b]pyridine 364727-60-6 C19H16N4O
    4-(Benzyloxy)-3-methyl-1-(2-pyridinyl)-1H-pyrazolo[3,4-b]pyridine
    —— 4-Oxo-pentanoic acid [3-(3-methyl-indol-1-yl)-propyl]-amide 65422-45-9 C17H22N2O2
    4-Oxo-pentanoic acid [3-(3-methyl-indol-1-yl)-propyl]-amide
    —— 4-dimethylamino-piperidine-1-carboxylic acid diethylamide 63574-77-6 C12H25N3O
    4-dimethylamino-piperidine-1-carboxylic acid diethylamide
    —— 4-Chloro-9-nitro-benzo[4,5]thieno[3,2-d][1,2,3]triazine 63084-15-1 C9H3ClN4O2S
    4-Chloro-9-nitro-benzo[4,5]thieno[3,2-d][1,2,3]triazine
    —— 4-(tert-butyl)-N-(2-methyl-3-(7-oxo-6-phenyl-6,7-dihydro-1H-pyrrolo[2,3-c]pyridin-4-yl)phenyl)benzamide 1622302-85-5 C31H29N3O2
    4-(tert-butyl)-N-(2-methyl-3-(7-oxo-6-phenyl-6,7-dihydro-1H-pyrrolo[2,3-c]pyridin-4-yl)phenyl)benzamide