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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4-dimethylspiro[cyclohex[2]ene-1,9'-fluorene] 1591668-61-9 C20H20
    4,4-dimethylspiro[cyclohex[2]ene-1,9'-fluorene]
    —— 4-(3-acetoxypropyl)-2-chloro-5-fluorobenzenesulfonamide 135832-55-2 C11H13ClFNO4S
    4-(3-acetoxypropyl)-2-chloro-5-fluorobenzenesulfonamide
    —— 4-Ethyl-5-methylidene-1-(2-methyl-6-propan-2-ylphenyl)-2-oxopyrrole-3-carbonitrile 1032184-72-7 C18H20N2O
    4-Ethyl-5-methylidene-1-(2-methyl-6-propan-2-ylphenyl)-2-oxopyrrole-3-carbonitrile
    —— 4-{[2-(2,4-difluorophenyl)-1,3-benzothiazol-6-yl]sulfonyl}tetrahydro-2H-pyran-4-carboxylic acid 701271-25-2 C19H15F2NO5S2
    4-{[2-(2,4-difluorophenyl)-1,3-benzothiazol-6-yl]sulfonyl}tetrahydro-2H-pyran-4-carboxylic acid
    —— 4'-[1-hydroxy-(1-trityl-1H-imidazol-4-yl)-3-butenyl]-N-methyl[1,1'-biphenyl]-3-carboxamide 337535-80-5 C40H35N3O2
    4'-[1-hydroxy-(1-trityl-1H-imidazol-4-yl)-3-butenyl]-N-methyl[1,1'-biphenyl]-3-carboxamide
    —— 4-(4-ethoxyphenoxy)-2-pyrimidin-5-yl-N-[[(2S)-pyrrolidin-2-yl]methyl]pyrimidin-5-amine 1298097-79-6 C21H24N6O2
    4-(4-ethoxyphenoxy)-2-pyrimidin-5-yl-N-[[(2S)-pyrrolidin-2-yl]methyl]pyrimidin-5-amine
    —— 4,6-di-O-acetyl-2,3-dideoxy-β-D-erytho-hex-2-enopyranosyl hydroperoxide 113886-66-1 C10H14O7
    4,6-di-O-acetyl-2,3-dideoxy-β-D-erytho-hex-2-enopyranosyl hydroperoxide
    —— 4-(4-Hydroxy-phenyl)-3-o-tolyl-3H-thiazole-2-thione 77293-31-3 C16H13NOS2
    4-(4-Hydroxy-phenyl)-3-o-tolyl-3H-thiazole-2-thione
    —— 4-chloro-3-[3-(2,4-difluoro-benzyloxy)-phenoxymethyl]-thieno[3,2-c]pyridine-7-carboxylic acid ethyl ester 929290-93-7 C24H18ClF2NO4S
    4-chloro-3-[3-(2,4-difluoro-benzyloxy)-phenoxymethyl]-thieno[3,2-c]pyridine-7-carboxylic acid ethyl ester
    —— 4,5α-Epoxy-3-methoxy-8β-methyl-morphinan-6-on 74914-66-2 C18H21NO3
    4,5α-Epoxy-3-methoxy-8β-methyl-morphinan-6-on
    —— 4-ethyl-2,2-dimethyl-3-trichloroacetyl-oxazolidine 52836-23-4 C9H14Cl3NO2
    4-ethyl-2,2-dimethyl-3-trichloroacetyl-oxazolidine
    —— 4-<i>tert</i>-butyl-2-(3<i>H</i>-inden-4-yloxymethyl)-morpholine 60929-19-3 C18H25NO2
    4-<i>tert</i>-butyl-2-(3<i>H</i>-inden-4-yloxymethyl)-morpholine
    —— 4,6-Diphenyl-1-[3-(phenyl-hydrazono)-1-p-tolyl-prop-(E)-ylideneamino]-1H-pyridin-2-one 91869-69-1 C33H28N4O
    4,6-Diphenyl-1-[3-(phenyl-hydrazono)-1-p-tolyl-prop-(E)-ylideneamino]-1H-pyridin-2-one
    —— 4-((1,4-dioxaspiro[4.5]decan-8-ylidene)methyl)benzonitrile 1023309-28-5 C16H17NO2
    4-((1,4-dioxaspiro[4.5]decan-8-ylidene)methyl)benzonitrile
    —— 4-[5-(Difluoromethyl)-2-(4-methoxyphenyl)pyrazol-3-yl]phenol 705939-59-9 C17H14F2N2O2
    4-[5-(Difluoromethyl)-2-(4-methoxyphenyl)pyrazol-3-yl]phenol
    —— 4-(3-methoxyphenyl)-1-propylpiperidine-4-carbonitrile 1143579-07-0 C16H22N2O
    4-(3-methoxyphenyl)-1-propylpiperidine-4-carbonitrile
    —— (4aS,10aS)-4-Allyl-9-methoxy-3,4,4a,5,10,10a-hexahydro-2H-naphtho[2,3-b] [1,4]oxazine 1202361-58-7 C16H21NO2
    (4aS,10aS)-4-Allyl-9-methoxy-3,4,4a,5,10,10a-hexahydro-2H-naphtho[2,3-b] [1,4]oxazine
    —— 4-Chlor-N-<2-(2,4-dinitro-phenylhydrazono)-propyl>-benzolsulfonamid-(1) 92550-05-5 C15H14ClN5O6S
    4-Chlor-N-<2-(2,4-dinitro-phenylhydrazono)-propyl>-benzolsulfonamid-(1)
    —— 4-Nitro-benzoesaeure-<4-(C-(4-methoxy-anilino)-acetamino)-<1>naphthylester> 97258-70-3 C26H21N3O6
    4-Nitro-benzoesaeure-<4-(C-(4-methoxy-anilino)-acetamino)-<1>naphthylester>
    —— 4-Androsten-1β,3β,17β-triol 95554-09-9 C19H30O3
    4-Androsten-1β,3β,17β-triol
    —— 4-(2-(2-(3-hydroxyphenyl)-6-morpholino-9H-purin-9-yl)acetyl)piperazin-2-one 1198171-39-9 C21H23N7O4
    4-(2-(2-(3-hydroxyphenyl)-6-morpholino-9H-purin-9-yl)acetyl)piperazin-2-one
    —— 4-cyclopropyl-5,6-difluoro-3,4-dihydro-2H-1,2,4-benzothiadiazine 1,1-dioxide 1204573-75-0 C10H10F2N2O2S
    4-cyclopropyl-5,6-difluoro-3,4-dihydro-2H-1,2,4-benzothiadiazine 1,1-dioxide
    —— 4,5-dimethoxy-2-(3,4,5-trifluorobenzyl)isoindoline-1,3-dione 1123214-90-3 C17H12F3NO4
    4,5-dimethoxy-2-(3,4,5-trifluorobenzyl)isoindoline-1,3-dione
    —— 4'-((E)-Styryl)-biphenyl-4-carboxylic acid 14261-11-1 C21H16O2
    4'-((E)-Styryl)-biphenyl-4-carboxylic acid
    —— 4-Ethylbicyclo[2.2.2]octane-1-carbonyl chloride 82935-22-6 C11H17ClO
    4-Ethylbicyclo[2.2.2]octane-1-carbonyl chloride
    —— 4-amino-N-[(1-methylpyrazol-4-yl)methyl]-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidine-4-carboxamide 1035345-41-5 C17H22N8O
    4-amino-N-[(1-methylpyrazol-4-yl)methyl]-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidine-4-carboxamide
    —— 4-(2-{1-acetyl-2-[4-(4-fluorophenyl)-3-hydroxybutyl]hydrazino}ethyl)benzoic acid 841234-56-8 C21H25FN2O4
    4-(2-{1-acetyl-2-[4-(4-fluorophenyl)-3-hydroxybutyl]hydrazino}ethyl)benzoic acid
    —— 4-[5-(1-amino-1-cyano-2-{[6-(trifluoromethyl)pyridin-2-yl]oxy}ethyl)-2-methylpyrimidin-4-yl]-N-(2,6-difluorophenyl)piperidine-1-carboxamide 1603907-20-5 C26H24F5N7O2
    4-[5-(1-amino-1-cyano-2-{[6-(trifluoromethyl)pyridin-2-yl]oxy}ethyl)-2-methylpyrimidin-4-yl]-N-(2,6-difluorophenyl)piperidine-1-carboxamide
    —— 4-[5-(2-cyclohexylethoxy)pyridine-2-carbonyl]-N-pyrimidin-2-ylpiperazine-1-carboxamide 1008767-65-4 C23H30N6O3
    4-[5-(2-cyclohexylethoxy)pyridine-2-carbonyl]-N-pyrimidin-2-ylpiperazine-1-carboxamide
    —— [4-(3-Dipropylamino-propoxy)-phenyl]-(2-p-tolyl-indolizin-3-yl)-methanone 64677-26-5 C31H36N2O2
    [4-(3-Dipropylamino-propoxy)-phenyl]-(2-p-tolyl-indolizin-3-yl)-methanone
    —— 4-(3-ethoxy-3-oxopropanoyl)phenyl 4-(nonyloxy)benzoate 1462352-12-0 C27H34O6
    4-(3-ethoxy-3-oxopropanoyl)phenyl 4-(nonyloxy)benzoate
    —— 4-(4-(2-N,N-Dimethylaminoethoxy)phenyl)-N-(3,4,5-trimethoxyphenyl)-2-pyrimidineamine 191727-85-2 C23H28N4O4
    4-(4-(2-N,N-Dimethylaminoethoxy)phenyl)-N-(3,4,5-trimethoxyphenyl)-2-pyrimidineamine
    —— (4-benzylpiperazin-1-yl)(3-phenyl-1H-1,2,4-triazol-1-yl)methanone hydrochloride 1233853-03-6 C20H21N5O*ClH
    (4-benzylpiperazin-1-yl)(3-phenyl-1H-1,2,4-triazol-1-yl)methanone hydrochloride
    —— 4-(2-pyrrolidin-1-ylethyl)-1-[4-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)thiazol-2-yl]piperidine 1314082-85-3 C28H41N3S
    4-(2-pyrrolidin-1-ylethyl)-1-[4-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)thiazol-2-yl]piperidine
    —— 4-fluoro-N-[N'-[(5-methylfuran-2-yl)methyl]-N-[5-(trifluoromethyl)-1H-pyrazol-3-yl]carbamimidoyl]benzamide 1381836-74-3 C18H15F4N5O2
    4-fluoro-N-[N'-[(5-methylfuran-2-yl)methyl]-N-[5-(trifluoromethyl)-1H-pyrazol-3-yl]carbamimidoyl]benzamide
    —— 4-Isopropyl-2,3-dihydro-4H-pyrazino<2,3-b>-1,4-thiazinon-3 53265-26-2 C9H11N3OS
    4-Isopropyl-2,3-dihydro-4H-pyrazino<2,3-b>-1,4-thiazinon-3
    —— (4-Nitro-phenyl)-thiocarbamic acid S-(3,4-dichloro-benzyl) ester 58143-36-5 C14H10Cl2N2O3S
    (4-Nitro-phenyl)-thiocarbamic acid S-(3,4-dichloro-benzyl) ester
    —— 4-{2-oxo-8-[(2,2,4,4-tetramethyl-3,4-dihydro-2H-chromen-6-yl)methyl]-1-oxa-3,8-diazaspiro[4.5]dec-3-yl}benzoic acid trifluoroacetate 1360914-92-6 C2HF3O2*C28H34N2O5
    4-{2-oxo-8-[(2,2,4,4-tetramethyl-3,4-dihydro-2H-chromen-6-yl)methyl]-1-oxa-3,8-diazaspiro[4.5]dec-3-yl}benzoic acid trifluoroacetate
    —— (4-Hydroxy-butyl)-carbamic acid 4-nitro-benzyl ester 81036-23-9 C12H16N2O5
    (4-Hydroxy-butyl)-carbamic acid 4-nitro-benzyl ester
    —— 4-[2-(10-butyl-3-formyl-10H-phenothiazin-7-yl)ethynyl]benzonitrile 1398498-31-1 C26H20N2OS
    4-[2-(10-butyl-3-formyl-10H-phenothiazin-7-yl)ethynyl]benzonitrile
    —— 4-methyl-2-[(E)-(1-methyl-2-pyridin-2-ylsulfanylquinolin-4-ylidene)methyl]-[1,3]thiazolo[4,5-b]pyridin-4-ium;iodide 305801-91-6 C23H19N4S2*I
    4-methyl-2-[(E)-(1-methyl-2-pyridin-2-ylsulfanylquinolin-4-ylidene)methyl]-[1,3]thiazolo[4,5-b]pyridin-4-ium;iodide
    —— 4,8-dimethyl-5-morpholin-4-yl-2-phenyl-3,4-dihydro-pyrimido[4,5-<i>d</i>]pyridazine 57315-50-1 C18H21N5O
    4,8-dimethyl-5-morpholin-4-yl-2-phenyl-3,4-dihydro-pyrimido[4,5-<i>d</i>]pyridazine
    —— 4-(2-nitrophenyl)-3-pyridinecarboxaldehyde 186789-35-5 C12H8N2O3
    4-(2-nitrophenyl)-3-pyridinecarboxaldehyde
    —— 4-phenylazo-5-methyl-7-aminobenzo-2,1,3-thiadiazole 126307-84-4 C13H11N5S
    4-phenylazo-5-methyl-7-aminobenzo-2,1,3-thiadiazole
    —— (4-chloro-phenyl)-(3H-imidazol-4-ylmethyl)-methyl-amine 1020814-52-1 C11H12ClN3
    (4-chloro-phenyl)-(3H-imidazol-4-ylmethyl)-methyl-amine
    —— (4R,5S,6R,7R)-5,7,10-tris(benzyloxy)-4,6-dimethyldecanenitrile 256464-95-6 C33H41NO3
    (4R,5S,6R,7R)-5,7,10-tris(benzyloxy)-4,6-dimethyldecanenitrile
    —— 4-ethyl-6-(5-methyl-1,3-thiazolo[5,4-b]pyridin-2-yl)benzene-1,3-diol 1357359-37-5 C15H14N2O2S
    4-ethyl-6-(5-methyl-1,3-thiazolo[5,4-b]pyridin-2-yl)benzene-1,3-diol
    —— 4-{[3-({[4-(difluoromethoxy)phenyl]carbamoyl}amino)benzyl]amino}-1H-pyrazole-3-carboxamide trifluoroacetate 1024499-21-5 C2HF3O2*C19H18F2N6O3
    4-{[3-({[4-(difluoromethoxy)phenyl]carbamoyl}amino)benzyl]amino}-1H-pyrazole-3-carboxamide trifluoroacetate
    —— 4-N-(3-fluoro-4-pyridin-4-ylsulfanylphenyl)-6-N-methylpyrimidine-2,4,6-triamine 569658-38-4 C16H15FN6S
    4-N-(3-fluoro-4-pyridin-4-ylsulfanylphenyl)-6-N-methylpyrimidine-2,4,6-triamine
    —— 4-Methyl-N-((R)-1-methyl-2-phenyl-ethyl)-N-(2-nitro-phenylsulfanyl)-benzenesulfonamide 72939-02-7 C22H22N2O4S2
    4-Methyl-N-((R)-1-methyl-2-phenyl-ethyl)-N-(2-nitro-phenylsulfanyl)-benzenesulfonamide