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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(1-trifluoromethylvinylthio)-6-oxatricyclo<3.2.1.13,8>nonan-7-one 128856-13-3 C11H11F3O2S
    4-(1-trifluoromethylvinylthio)-6-oxatricyclo<3.2.1.13,8>nonan-7-one
    —— 4-Methanesulfonyl-naphthalen-2-ylamine 1999-81-1 C11H11NO2S
    4-Methanesulfonyl-naphthalen-2-ylamine
    —— 4,5-Dimethyl-2-thioxo-2λ<sup>5</sup>-[1,3,2]dioxaphospholan-2-ol anion 66289-02-9 C4H8O3PS
    4,5-Dimethyl-2-thioxo-2λ<sup>5</sup>-[1,3,2]dioxaphospholan-2-ol anion
    —— (4S)-5-[4-(butoxycarbonyl)piperazin-1-yl]-5-oxo-4-[((6-phenyl-4-[4-(pyrrolidin-1-ylmethyl)piperidin-1-yl]pyridin-2-yl)carbonyl)amino]pentanoic acid 1214284-79-3 C36H50N6O6
    (4S)-5-[4-(butoxycarbonyl)piperazin-1-yl]-5-oxo-4-[((6-phenyl-4-[4-(pyrrolidin-1-ylmethyl)piperidin-1-yl]pyridin-2-yl)carbonyl)amino]pentanoic acid
    —— 4-bromo-1-(trimethylsilyl)-1-butyne-4,4-d2 115142-99-9 C7H13BrSi
    4-bromo-1-(trimethylsilyl)-1-butyne-4,4-d2
    —— 4-(4-cyano-N-[6-(4-cyano-N-(4-cyanophenyl)anilino)phenanthren-3-yl]anilino)benzonitrile 1345989-62-9 C42H24N6
    4-(4-cyano-N-[6-(4-cyano-N-(4-cyanophenyl)anilino)phenanthren-3-yl]anilino)benzonitrile
    —— 4,7,13,15-tetraoxa-1,10-diaza-14(1,2),20(1,4)-dibenzena-bicyclo[8.7.5]docosaphane 69909-35-9 C26H36N2O4
    4,7,13,15-tetraoxa-1,10-diaza-14(1,2),20(1,4)-dibenzena-bicyclo[8.7.5]docosaphane
    —— 4-(4-benzoylpiperazin-1-yl)carbonyl-1,1-dioxidebenzo[b]thiophene 246174-63-0 C20H18N2O4S
    4-(4-benzoylpiperazin-1-yl)carbonyl-1,1-dioxidebenzo[b]thiophene
    —— 4-Chloro-3-methoxy-9,10-dioxo-9,10-dihydro-anthracene-1-carboxylic acid 2-(2,2,2-trifluoro-acetoxy)-ethyl ester 73286-21-2 C20H12ClF3O7
    4-Chloro-3-methoxy-9,10-dioxo-9,10-dihydro-anthracene-1-carboxylic acid 2-(2,2,2-trifluoro-acetoxy)-ethyl ester
    —— 4-(4-(4'-(3-hydroxypyrrolidine-1-carbonyl)-3,5-dimethylbiphenyl-4-yloxy)-5-methyl-5H-pyrrolo[3,2-d]pyrimidin-2-ylamino)benzonitrile 1164099-99-3 C33H30N6O3
    4-(4-(4'-(3-hydroxypyrrolidine-1-carbonyl)-3,5-dimethylbiphenyl-4-yloxy)-5-methyl-5H-pyrrolo[3,2-d]pyrimidin-2-ylamino)benzonitrile
    —— 4,5-Bis(carbomethoxy)-3-(trifluormethyl)-1,2-thiazole 74410-91-6 C8H6F3NO4S
    4,5-Bis(carbomethoxy)-3-(trifluormethyl)-1,2-thiazole
    —— 4-(3,3,3-trifluoro-1-phenylprop-1-en-2-yl)morpholine 122982-74-5 C13H14F3NO
    4-(3,3,3-trifluoro-1-phenylprop-1-en-2-yl)morpholine
    —— (4aR,5S,8aR)-3,4,4a,5,8,8a-hexahydro-5-(hydroxymethyl)-8a-methyl-1,6-(2H,7H)-naphthalenedione 1-ethylene acetal 117439-20-0 C14H22O4
    (4aR,5S,8aR)-3,4,4a,5,8,8a-hexahydro-5-(hydroxymethyl)-8a-methyl-1,6-(2H,7H)-naphthalenedione 1-ethylene acetal
    —— [4-[2-(3-tert-butoxycarbonyl-2-methoxy-phenyl)-1-(2,9,9-trimethyl-3,5-dioxa-4-bora-tricyclo[6.1.1.0(2,6)]dec-4-yl)-ethylcarbamoyl]-benzyl]-pyridinium bromide 1256336-60-3 Br*C37H46BN2O6
    [4-[2-(3-tert-butoxycarbonyl-2-methoxy-phenyl)-1-(2,9,9-trimethyl-3,5-dioxa-4-bora-tricyclo[6.1.1.0(2,6)]dec-4-yl)-ethylcarbamoyl]-benzyl]-pyridinium bromide
    —— 4-methoxyphenyl 2-deoxy-4,6-O-isopropylidene-2-trichloroacetamido-β-D-galactopyranoside 1327312-93-5 C18H22Cl3NO7
    4-methoxyphenyl 2-deoxy-4,6-O-isopropylidene-2-trichloroacetamido-β-D-galactopyranoside
    —— 4,5-diacetoxy-3-methoxytropone 120985-17-3 C12H12O6
    4,5-diacetoxy-3-methoxytropone
    —— (+/-)-(4aΞ)-1,1,4a-trimethyl-5<i>c</i>((Ξ)-tetrahydropyran-2-yloxy)-(4a<i>r</i>,8a<i>t</i>)-decahydro-[2<i>c</i>]naphthol 108011-76-3 C18H32O3
    (+/-)-(4aΞ)-1,1,4a-trimethyl-5<i>c</i>((Ξ)-tetrahydropyran-2-yloxy)-(4a<i>r</i>,8a<i>t</i>)-decahydro-[2<i>c</i>]naphthol
    —— 4-carboethoxy-2-carbomethoxy-3-(3-chloro-3-butenyl)-2-cyclopenten-1-one 106051-75-6 C14H17ClO5
    4-carboethoxy-2-carbomethoxy-3-(3-chloro-3-butenyl)-2-cyclopenten-1-one
    —— 4-amino-6-bromo-benzene-1,3-disulfonic acid bis-methylamide 98948-43-7 C8H12BrN3O4S2
    4-amino-6-bromo-benzene-1,3-disulfonic acid bis-methylamide
    —— 4,4-diethoxy-2,6-dichloro-3,5-dimethyl-cyclohexa-2,5-dienone 108650-86-8 C12H16Cl2O3
    4,4-diethoxy-2,6-dichloro-3,5-dimethyl-cyclohexa-2,5-dienone
    —— 4-<4-(4-Thiocyanato-phenyl)-thiosemicarbazono>-pentansaeure 96431-71-9 C13H14N4O2S2
    4-<4-(4-Thiocyanato-phenyl)-thiosemicarbazono>-pentansaeure
    —— 4-Benzoyloxy-2,5-dimethyl-1-propyl-4-ethinyl-piperidin 102321-29-9 C19H25NO2
    4-Benzoyloxy-2,5-dimethyl-1-propyl-4-ethinyl-piperidin
    —— 4-benzoyloxy-2-chloro-1-(4-nitro-phenylmethanesulfonyl)-benzene 110050-72-1 C20H14ClNO6S
    4-benzoyloxy-2-chloro-1-(4-nitro-phenylmethanesulfonyl)-benzene
    —— 4-(4-Antipyrinyl)-2-m-hydroxybenzyliden-hydrazinothiazol 95938-03-7 C21H19N5O2S
    4-(4-Antipyrinyl)-2-m-hydroxybenzyliden-hydrazinothiazol
    —— 4-Butoxy-methylen-desoxybenzoin 109472-13-1 C19H20O2
    4-Butoxy-methylen-desoxybenzoin
    —— 4-Propionyl-2,3,3a,4-tetrahydro-1H-pyrrolo<1.2-a>benzimidazol 95979-86-5 C13H16N2O
    4-Propionyl-2,3,3a,4-tetrahydro-1H-pyrrolo<1.2-a>benzimidazol
    —— 4-Chlor-N-<5-(4-chloranilino)-furfuryliden>-anilin 130955-78-1 C17H12Cl2N2O
    4-Chlor-N-<5-(4-chloranilino)-furfuryliden>-anilin
    —— (4-chloro-2-methyl-phenyl)-(dichloro-[1,3,5]triazin-2-yl)-amine 102878-04-6 C10H7Cl3N4
    (4-chloro-2-methyl-phenyl)-(dichloro-[1,3,5]triazin-2-yl)-amine
    —— 4,6-Dichlor-2-(3-propylmercapto-propyloxy)-1,3,5-triazin 90675-66-4 C9H13Cl2N3OS
    4,6-Dichlor-2-(3-propylmercapto-propyloxy)-1,3,5-triazin
    —— 4-Methoxy-9-<N,N-dimethylhydrazino>-acridin 22089-31-2 C16H17N3O
    4-Methoxy-9-<N,N-dimethylhydrazino>-acridin
    —— 4-[3-(2,6-difluorophenyl)-5-methyl-1H-pyrazol-4-yl]pyridine 216506-02-4 C15H11F2N3
    4-[3-(2,6-difluorophenyl)-5-methyl-1H-pyrazol-4-yl]pyridine
    —— 4,4'-(4-(trifluoromethyl)cyclopenta-1,3-diene-1,2-diyl)bis(fluorobenzene) 1459697-08-5 C18H11F5
    4,4'-(4-(trifluoromethyl)cyclopenta-1,3-diene-1,2-diyl)bis(fluorobenzene)
    —— 4-allyl-5-chloro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine 1567213-61-9 C17H23BClNO3
    4-allyl-5-chloro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine
    —— 4-(1H-Indol-3-ylazo)-benzoic acid [1-(4-chloro-phenyl)-meth-(E)-ylidene]-hydrazide 132256-02-1 C22H16ClN5O
    4-(1H-Indol-3-ylazo)-benzoic acid [1-(4-chloro-phenyl)-meth-(E)-ylidene]-hydrazide
    —— 4-[6-methoxy-2-(4-methylsulfanyl-phenyl)-naphthalen-1-yloxy]-benzaldehyde 648905-59-3 C25H20O3S
    4-[6-methoxy-2-(4-methylsulfanyl-phenyl)-naphthalen-1-yloxy]-benzaldehyde
    —— (4R,7R,E)-4-(benzyloxy)-7-((4R,5R,E)-5-hydroxy-4-(4-methoxybenzyloxy)hex-2-enoyloxy)oct-2-enoic acid 1206732-15-1 C29H36O8
    (4R,7R,E)-4-(benzyloxy)-7-((4R,5R,E)-5-hydroxy-4-(4-methoxybenzyloxy)hex-2-enoyloxy)oct-2-enoic acid
    —— 4,5,4',5'-Tetrakis-(2-trimethylsilanyl-ethoxymethylselanyl)-[2,2']bi[[1,3]dithiolylidene] 114657-73-7 C30H60O4S4Se4Si4
    4,5,4',5'-Tetrakis-(2-trimethylsilanyl-ethoxymethylselanyl)-[2,2']bi[[1,3]dithiolylidene]
    —— 4-Chlor-thiobenzoesaeure-<(O.O-diphenyl-phosphono)-amid> 109555-27-3 C19H15ClNO3PS
    4-Chlor-thiobenzoesaeure-<(O.O-diphenyl-phosphono)-amid>
    —— 4-(4-Methoxy-phenyl)-1-phenyl-3-(phenyl-hydrazono)-3H-pyridine-2,6-dione 20949-31-9 C24H19N3O3
    4-(4-Methoxy-phenyl)-1-phenyl-3-(phenyl-hydrazono)-3H-pyridine-2,6-dione
    —— 4-Amino-7-<4-chlor-benzolazo>-1.2.3-benzothiadiazol 92721-75-0 C12H8ClN5S
    4-Amino-7-<4-chlor-benzolazo>-1.2.3-benzothiadiazol
    —— 4-Ethyl-5-propyl-1-isopentyl-Δ<sup>2</sup>-pyrazolin 100527-92-2 C13H26N2
    4-Ethyl-5-propyl-1-isopentyl-Δ<sup>2</sup>-pyrazolin
    —— 4-[N,N-bis(carboxymethyl)sulfamyl]benzenediazonium hexafluorophosphate 88655-40-7 C10H10N3O6S*F6P
    4-[N,N-bis(carboxymethyl)sulfamyl]benzenediazonium hexafluorophosphate
    —— 4α,5α-dimethyl-4β-formyl-1α-t-butyldimethylsilyloxycyclohex-2-ene 90020-38-5 C15H28O2Si
    4α,5α-dimethyl-4β-formyl-1α-t-butyldimethylsilyloxycyclohex-2-ene
    —— 4α,5α-dimethyl-4β-(2''-1'',3''-dithiolan)-3α-(4'-hydroxybutyl)cyclohexanol 87927-63-7 C15H28O2S2
    4α,5α-dimethyl-4β-(2''-1'',3''-dithiolan)-3α-(4'-hydroxybutyl)cyclohexanol
    —— [4-[5-(3,4-Diethoxyphenyl)-1,2,4-oxadiazol-3-yl]-2-methylphenyl]methanol 1201445-90-0 C20H22N2O4
    [4-[5-(3,4-Diethoxyphenyl)-1,2,4-oxadiazol-3-yl]-2-methylphenyl]methanol
    —— 4-benzyl-1-[2-(5-methyl[1,6]naphthyridin-2-ylamino)ethyl]piperidin-4-ol 1085266-47-2 C23H28N4O
    4-benzyl-1-[2-(5-methyl[1,6]naphthyridin-2-ylamino)ethyl]piperidin-4-ol
    —— (4S,6R,8R,9S,10S,11R)-9,10,11-trihydroxy-8-(hydroxymethyl)-3-methyl-4-phenyl-1,7-dioxa-3-azaspiro[5.5]undecan-2-one 1075227-73-4 C16H21NO7
    (4S,6R,8R,9S,10S,11R)-9,10,11-trihydroxy-8-(hydroxymethyl)-3-methyl-4-phenyl-1,7-dioxa-3-azaspiro[5.5]undecan-2-one
    —— 4-N-(adamantan-1-ylmethyl)-2-N-methyl-2-N-[(1-methyl-1H-imidazol-5-yl)methyl]pyrazolo[1,5-a]pyridine-2,4-dicarboxamide 1069068-67-2 C26H32N6O2
    4-N-(adamantan-1-ylmethyl)-2-N-methyl-2-N-[(1-methyl-1H-imidazol-5-yl)methyl]pyrazolo[1,5-a]pyridine-2,4-dicarboxamide
    —— 4-{[(3R)-3-(1-(6-chloro-3'-ethyl-2-biphenylyl)-1-hydroxy-4-{[(methyloxy)carbonyl]amino}butyl)-1-piperidinyl]carbonyl}benzoic acid 1070869-14-5 C33H37ClN2O6
    4-{[(3R)-3-(1-(6-chloro-3'-ethyl-2-biphenylyl)-1-hydroxy-4-{[(methyloxy)carbonyl]amino}butyl)-1-piperidinyl]carbonyl}benzoic acid
    —— 4-Benzyloxy-8-oxo-8,9-dihydro-7H-thieno[3,2-f]quinoline-2,6-dicarboxylic acid dimethyl ester 190972-81-7 C22H19NO6S
    4-Benzyloxy-8-oxo-8,9-dihydro-7H-thieno[3,2-f]quinoline-2,6-dicarboxylic acid dimethyl ester