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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(4-Diethylamino-1-methyl-2-butinyl-amino)-7-chlor-chinolin 21373-56-8 C18H22ClN3
    4-(4-Diethylamino-1-methyl-2-butinyl-amino)-7-chlor-chinolin
    —— 4-(1,3-dimethyl-1<i>H</i>-pyrazolo[3,4-<i>b</i>]quinolin-4-ylamino)-pentan-1-ol 25627-92-3 C17H22N4O
    4-(1,3-dimethyl-1<i>H</i>-pyrazolo[3,4-<i>b</i>]quinolin-4-ylamino)-pentan-1-ol
    —— 4-Bromo-benzenesulfonic acid (3aR,4S,6R,7S,7aR)-6-iodomethyl-4-methoxy-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyran-7-yl ester 22932-33-8 C16H20BrIO7S
    4-Bromo-benzenesulfonic acid (3aR,4S,6R,7S,7aR)-6-iodomethyl-4-methoxy-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyran-7-yl ester
    —— (4-phenethyl-piperazin-1-yl)-(3-phenyl-allylidene)-amine 41298-70-8 C21H25N3
    (4-phenethyl-piperazin-1-yl)-(3-phenyl-allylidene)-amine
    —— (-)-(4S)-4-methylspiro[1,3-dioxolane-2,9'-fluorene] 69103-82-8 C16H14O2
    (-)-(4S)-4-methylspiro[1,3-dioxolane-2,9'-fluorene]
    —— 4-oxo-4-(4-Boc-piperazin-1-yl)butyrylglycine succinimide ether 801317-52-2 C19H28N4O8
    4-oxo-4-(4-Boc-piperazin-1-yl)butyrylglycine succinimide ether
    —— 4-chloro-2-hydroxy-tri-<i>N</i>-methyl-anilinium; iodide 109966-97-4 C9H13ClNO*I
    4-chloro-2-hydroxy-tri-<i>N</i>-methyl-anilinium; iodide
    —— 4-oxo-4-(4-Boc-piperazin-1-yl)butyrylglycine pentafluorophenyl ether 801317-51-1 C21H24F5N3O6
    4-oxo-4-(4-Boc-piperazin-1-yl)butyrylglycine pentafluorophenyl ether
    —— 4'',6''-O-benzylidene-1,3''-bis(N-benzyloxycarbonyl)-3,2',6'-tris(N-tert-butoxycarbonyl)-2''-(tert-butoxycarbonyl)amino-2''-deoxydibekacin 161906-84-9 C61H86N6O19
    4'',6''-O-benzylidene-1,3''-bis(N-benzyloxycarbonyl)-3,2',6'-tris(N-tert-butoxycarbonyl)-2''-(tert-butoxycarbonyl)amino-2''-deoxydibekacin
    —— 4-[8-(difluoromethoxy)imidazo[1,2-a]pyridin-3-yl]-2-(methylthio)pyrimidine-5-carbonitrile 878805-94-8 C14H9F2N5OS
    4-[8-(difluoromethoxy)imidazo[1,2-a]pyridin-3-yl]-2-(methylthio)pyrimidine-5-carbonitrile
    —— 4-Bromo-8-methoxy-6-methylnaphthalen-1-ol 177555-76-9 C12H11BrO2
    4-Bromo-8-methoxy-6-methylnaphthalen-1-ol
    —— 4-[1-(4-chlorophenyl)-1H-tetrazol-5-ylsulfanylmethyl]-2-(2,5-dichlorophenyl)-3-methyl-6,7-dihydro-2H-pyrazolo[3,4-d]pyridazin-7-one 1260400-99-4 C20H13Cl3N8OS
    4-[1-(4-chlorophenyl)-1H-tetrazol-5-ylsulfanylmethyl]-2-(2,5-dichlorophenyl)-3-methyl-6,7-dihydro-2H-pyrazolo[3,4-d]pyridazin-7-one
    —— (4-(benzyloxy)-7-(((tert-butyldimethylsilyl)oxy)methyl)-5-methoxynaphthalen-1-yl)boronic acid 1248682-83-8 C25H33BO5Si
    (4-(benzyloxy)-7-(((tert-butyldimethylsilyl)oxy)methyl)-5-methoxynaphthalen-1-yl)boronic acid
    —— 4-[2-(3-Acetyl-phenoxy)-ethyl]-piperazine-1-carboxylic acid ethyl ester 816456-13-0 C17H24N2O4
    4-[2-(3-Acetyl-phenoxy)-ethyl]-piperazine-1-carboxylic acid ethyl ester
    —— 4-cyano-1,7-dimethyl-3-methoxy-5,6,7,8-tetrahydroisoquinoline 117960-66-4 C13H16N2O
    4-cyano-1,7-dimethyl-3-methoxy-5,6,7,8-tetrahydroisoquinoline
    —— 4-Benzoylmethylen-2,6-dimethoxycarbonylpyran 51614-89-2 C17H14O6
    4-Benzoylmethylen-2,6-dimethoxycarbonylpyran
    —— 4-Butyryloxy-benzoic acid 4-nonyl-phenyl ester 38444-41-6 C26H34O4
    4-Butyryloxy-benzoic acid 4-nonyl-phenyl ester
    —— (4bRS,7aRS,10aSR)-5,6,7,7a,9,10,11,12-octahydro-7a-methylcyclopenta<j>phenanthren-8(4bH)-one 72610-97-0 C18H22O
    (4bRS,7aRS,10aSR)-5,6,7,7a,9,10,11,12-octahydro-7a-methylcyclopenta<j>phenanthren-8(4bH)-one
    —— (4-{4-[(3-Amino-phenylcarbamoyl)-methyl]-6-chloro-5-methyl-3-oxo-3,4-dihydro-pyrazin-2-ylamino}-cyclohexyl)-carbamic acid tert-butyl ester 787608-49-5 C24H33ClN6O4
    (4-{4-[(3-Amino-phenylcarbamoyl)-methyl]-6-chloro-5-methyl-3-oxo-3,4-dihydro-pyrazin-2-ylamino}-cyclohexyl)-carbamic acid tert-butyl ester
    —— (4R,5R)-5-((S)-3-(benzyloxy)-1-methoxypropyl)-4-((2-methoxyethoxy)methoxy)-3,3-dimethyltetrahydrofuran-2-ol 1189804-18-9 C21H34O7
    (4R,5R)-5-((S)-3-(benzyloxy)-1-methoxypropyl)-4-((2-methoxyethoxy)methoxy)-3,3-dimethyltetrahydrofuran-2-ol
    —— 4-(4-Carbamimidoyl-benzyloxy)-3,5-diiodo-benzamidine 56806-95-2 C15H14I2N4O
    4-(4-Carbamimidoyl-benzyloxy)-3,5-diiodo-benzamidine
    —— 4-acetoxy-3-(3'-chlorophenyl)-coumarin 121884-67-1 C17H11ClO4
    4-acetoxy-3-(3'-chlorophenyl)-coumarin
    —— 4,5,10,11-Tetramethyl-1α,8α-tricyclo<6.4.0.0<sup>2,7</sup>>dodecatrien-(2(7),4,10)-tetraon-(3,6,9,12) 98001-00-4 C16H14O4
    4,5,10,11-Tetramethyl-1α,8α-tricyclo<6.4.0.0<sup>2,7</sup>>dodecatrien-(2(7),4,10)-tetraon-(3,6,9,12)
    —— 4-(4-chloro-phenyl)-1,3,5-trimethyl-[1,2,4]triazolium; iodide 111382-88-8 C11H13ClN3*I
    4-(4-chloro-phenyl)-1,3,5-trimethyl-[1,2,4]triazolium; iodide
    —— (4aR,8aR,9S,9aR,10aS)-Decahydro-1,8,10-trioxa-anthracen-9-ol 175664-21-8 C11H18O4
    (4aR,8aR,9S,9aR,10aS)-Decahydro-1,8,10-trioxa-anthracen-9-ol
    —— 4-methyl-1-phenylazepan-2-one 156542-39-1 C13H17NO
    4-methyl-1-phenylazepan-2-one
    —— 4-chloro-1'-(methylsulfonyl)-3,4-dihydrospiro[chromene-2,4'-piperidine] 1630952-57-6 C14H18ClNO3S
    4-chloro-1'-(methylsulfonyl)-3,4-dihydrospiro[chromene-2,4'-piperidine]
    —— 4-(((1R)-5-(dimethylamino)-1-((phenylthio)methyl)pentyl)amino)-N-(4-(1-methyl-6-oxo-1,6-dihydropyridin-3-yl)benzoyl)-3-nitrobenzenesulfonamide 406230-41-9 C33H37N5O6S2
    4-(((1R)-5-(dimethylamino)-1-((phenylthio)methyl)pentyl)amino)-N-(4-(1-methyl-6-oxo-1,6-dihydropyridin-3-yl)benzoyl)-3-nitrobenzenesulfonamide
    —— 4-Bromo-2-phenyl-1-oxa-2-thionia-spiro[4.5]dec-3-ene; bromide 37605-52-0 Br*C14H16BrOS
    4-Bromo-2-phenyl-1-oxa-2-thionia-spiro[4.5]dec-3-ene; bromide
    —— 4,5,7-triphenyl-6-(3-phenyl-oxiranecarbonyl)-3,4,5,6,7,8-hexahydro-1<i>H</i>-quinazolin-2-one 30559-86-5 C35H30N2O3
    4,5,7-triphenyl-6-(3-phenyl-oxiranecarbonyl)-3,4,5,6,7,8-hexahydro-1<i>H</i>-quinazolin-2-one
    —— 4-Acetoxy-3-methyl-[1,2']binaphthalenyl-2-carboxylic acid methyl ester 42123-42-2 C25H20O4
    4-Acetoxy-3-methyl-[1,2']binaphthalenyl-2-carboxylic acid methyl ester
    —— 4-(1-Propylamino-cyclohexyl)-3-propylcarbamoyl-pentanoic acid 40945-61-7 C18H34N2O3
    4-(1-Propylamino-cyclohexyl)-3-propylcarbamoyl-pentanoic acid
    —— 4,7-dimethoxy-2-methyl-5-nitro-1(3)H-benzimidazole 114381-54-3 C10H11N3O4
    4,7-dimethoxy-2-methyl-5-nitro-1(3)H-benzimidazole
    —— 4-Ethyl-3-methyl-1,2,3,4-tetrahydro-quinoline 1379239-04-9 C12H17N
    4-Ethyl-3-methyl-1,2,3,4-tetrahydro-quinoline
    —— 4-[3-(4-Ethoxy-phenyl)-thioureido]-2-hydroxy-benzoic acid butyl ester 40930-31-2 C20H24N2O4S
    4-[3-(4-Ethoxy-phenyl)-thioureido]-2-hydroxy-benzoic acid butyl ester
    —— 4-[3-(4-Dimethylamino-phenyl)-thioureido]-2-hydroxy-benzoic acid propyl ester 40097-65-2 C19H23N3O3S
    4-[3-(4-Dimethylamino-phenyl)-thioureido]-2-hydroxy-benzoic acid propyl ester
    —— 4-Hydroxy-3-methyl-[1,2']binaphthalenyl-2-carboxylic acid 42123-43-3 C22H16O3
    4-Hydroxy-3-methyl-[1,2']binaphthalenyl-2-carboxylic acid
    —— (4-Methoxy-3-carboxyphenyl)-p-tolyl-sulfon 51207-54-6 C15H14O5S
    (4-Methoxy-3-carboxyphenyl)-p-tolyl-sulfon
    —— 4-Amino-3-nitro-N,N-bis-trifluormethyl-anilin 10218-94-7 C8H5F6N3O2
    4-Amino-3-nitro-N,N-bis-trifluormethyl-anilin
    —— (4aR,8aR)-3-Methoxy-4a,6,8a-trimethyl-1,2,4a,5,8,8a-hexahydro-naphthalene 52782-80-6 C14H22O
    (4aR,8aR)-3-Methoxy-4a,6,8a-trimethyl-1,2,4a,5,8,8a-hexahydro-naphthalene
    —— (4a<i>t</i>,7a<i>t</i>,11a<i>t</i>,14a<i>t</i>)-1,4,4a,7a,8,11,11a,14a-octahydro-5<i>c</i>,14<i>c</i>;7<i>c</i>,12<i>c</i>-diepisulfano-1<i>r</i>,4<i>c</i>;8<i>c</i>,11<i>c</i>-dimethano-dibenzo[<i>c</i>,<i>h</i>][1,6,2,5,7,10]dithiatetrazecine 36112-24-0 C14H16N4S4
    (4a<i>t</i>,7a<i>t</i>,11a<i>t</i>,14a<i>t</i>)-1,4,4a,7a,8,11,11a,14a-octahydro-5<i>c</i>,14<i>c</i>;7<i>c</i>,12<i>c</i>-diepisulfano-1<i>r</i>,4<i>c</i>;8<i>c</i>,11<i>c</i>-dimethano-dibenzo[<i>c</i>,<i>h</i>][1,6,2,5,7,10]dithiatetrazecine
    —— 4-Ethoxy-2-phenyl-pyrido<2,3-d>pyrimidin 41803-80-9 C15H13N3O
    4-Ethoxy-2-phenyl-pyrido<2,3-d>pyrimidin
    —— 4-Phenyl-2-p-tolyl-bicyclo[3.2.1]oct-2-en-8-one 50344-71-3 C21H20O
    4-Phenyl-2-p-tolyl-bicyclo[3.2.1]oct-2-en-8-one
    —— 4b,9b-dihydroxy-5-isopropyl-7-methyl-4b,5,6,7,8,9b-hexahydroindeno[1,2-b]indole-9,10-dione 1158819-93-2 C19H21NO4
    4b,9b-dihydroxy-5-isopropyl-7-methyl-4b,5,6,7,8,9b-hexahydroindeno[1,2-b]indole-9,10-dione
    —— 4-[2-(1,1-diphenylethylperoxy)propan-2-yl]benzoic acid 73682-20-9 C24H24O4
    4-[2-(1,1-diphenylethylperoxy)propan-2-yl]benzoic acid
    —— 4.4'-Bis-<diphenylarsino>-stilben 109097-45-2 C38H30As2
    4.4'-Bis-<diphenylarsino>-stilben
    —— 4-Amino-2-oxo-3,4-diphenyl-3-butensaeuremorpholid 79680-44-7 C20H20N2O3
    4-Amino-2-oxo-3,4-diphenyl-3-butensaeuremorpholid
    —— 4,4'-(phenyltriazenylidene-piperidin-1-yl-λ<sup>5</sup>-phosphanediyl)-bis-morpholine 95369-01-0 C19H31N6O2P
    4,4'-(phenyltriazenylidene-piperidin-1-yl-λ<sup>5</sup>-phosphanediyl)-bis-morpholine
    —— 4-phenyl-1,2,3-benzotriazine-2-oxide 123346-41-8 C13H9N3O
    4-phenyl-1,2,3-benzotriazine-2-oxide
    —— 4-(3'-chloro-4'-fluorophenylamino)-6-[3-(1-oxa-3,8-diazaspiro[4.5]decane-2-ketone-8-yl)propoxy]-7-deuterated methoxyquinazoline 1445861-59-5 C25H27ClFN5O4
    4-(3'-chloro-4'-fluorophenylamino)-6-[3-(1-oxa-3,8-diazaspiro[4.5]decane-2-ketone-8-yl)propoxy]-7-deuterated methoxyquinazoline