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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Ethyl-1,4-dihydropyridazine 129180-75-2 C6H10N2
    4-Ethyl-1,4-dihydropyridazine
    —— 4<i>t</i>,5<i>c</i>-dicyano-2-methoxy-isoxazolidine-3<i>r</i>-carboxylic acid methyl ester 34866-12-1 C8H9N3O4
    4<i>t</i>,5<i>c</i>-dicyano-2-methoxy-isoxazolidine-3<i>r</i>-carboxylic acid methyl ester
    —— 4-(2-Chloro-4-methoxyphenyl)-5-methyl-2-[N-(2,5-dichlorophenyl)-N-propylamino]thiazole 781597-33-9 C20H19Cl3N2OS
    4-(2-Chloro-4-methoxyphenyl)-5-methyl-2-[N-(2,5-dichlorophenyl)-N-propylamino]thiazole
    —— 4-((cinnamoyloxy)methyl)-1-methylpyridin-1-ium bromide 1262325-43-8 Br*C16H16NO2
    4-((cinnamoyloxy)methyl)-1-methylpyridin-1-ium bromide
    —— 4-[(2-Amino-1,3-thiazol-4-yl)methyl]benzonitrile 897934-80-4 C11H9N3S
    4-[(2-Amino-1,3-thiazol-4-yl)methyl]benzonitrile
    —— 4-chlorotropolone 698-48-6 C7H5ClO2
    4-chlorotropolone
    —— 4-fluoro-2-methoxy-5-(2-propenyl)phenylboronic acid 1383814-83-2 C10H12BFO3
    4-fluoro-2-methoxy-5-(2-propenyl)phenylboronic acid
    —— (4aR,4bS,6aS,7S,9aS,9bS)-1-(2-Hydroxy-ethyl)-4a,6a-dimethyl-2-oxo-2,3,4,4a,4b,5,6,6a,7,8,9,9a,9b,10-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylic acid diethylamide 92472-49-6 C25H40N2O3
    (4aR,4bS,6aS,7S,9aS,9bS)-1-(2-Hydroxy-ethyl)-4a,6a-dimethyl-2-oxo-2,3,4,4a,4b,5,6,6a,7,8,9,9a,9b,10-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylic acid diethylamide
    —— {4-[(E)-2-(3-guaiazulenyl)ethenyl]phenyl}(3-guaiazulenyl)methylium hexafluorophosphate 1609117-46-5 C39H41*F6P
    {4-[(E)-2-(3-guaiazulenyl)ethenyl]phenyl}(3-guaiazulenyl)methylium hexafluorophosphate
    —— 4-(3-bromo-4-fluorobenzyl)phthalazin-1(4H)-one 1423030-13-0 C15H10BrFN2O
    4-(3-bromo-4-fluorobenzyl)phthalazin-1(4H)-one
    —— 4-methoxycarbonylmethylene-3,3-dimethylpiperidine-1-carboxylic acid t-butyl ester 502609-69-0 C15H25NO4
    4-methoxycarbonylmethylene-3,3-dimethylpiperidine-1-carboxylic acid t-butyl ester
    —— 4-amino-4'-(trifluoromethyl)-2-biphenylcarboxamide 858105-82-5 C14H11F3N2O
    4-amino-4'-(trifluoromethyl)-2-biphenylcarboxamide
    —— [4-[4-[(5-chloro-4-imidazo[1,2-a]pyridin-3-yl-pyrimidin-2-yl)amino]-3-methoxy-phenyl]piperazin-1-yl]-piperazin-1-yl-methanone 1224704-36-2 C27H30ClN9O2
    [4-[4-[(5-chloro-4-imidazo[1,2-a]pyridin-3-yl-pyrimidin-2-yl)amino]-3-methoxy-phenyl]piperazin-1-yl]-piperazin-1-yl-methanone
    —— 4-Oxo-3,4,6,7,8,9-hexahydro-2H-pyrimido<1,2-a>pyrimidin 91981-83-8 C7H11N3O
    4-Oxo-3,4,6,7,8,9-hexahydro-2H-pyrimido<1,2-a>pyrimidin
    —— 4-Chloro-3-isothiocyanatobenzonitrile 1503332-77-1 C8H3ClN2S
    4-Chloro-3-isothiocyanatobenzonitrile
    —— 4-[(4R)-3-[3-[3-[(4R)-4-(4-cyanophenyl)-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-pyrrolo[3,4-d]pyrimidin-3-yl]propyl-methylamino]propyl]-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-pyrrolo[3,4-d]pyrimidin-4-yl]benzonitrile 1150268-21-5 C47H39F6N9O4
    4-[(4R)-3-[3-[3-[(4R)-4-(4-cyanophenyl)-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-pyrrolo[3,4-d]pyrimidin-3-yl]propyl-methylamino]propyl]-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-pyrrolo[3,4-d]pyrimidin-4-yl]benzonitrile
    —— 4-(t-butoxycarbonylamino)butyl 2-(dimethylamino)acetate 1260379-54-1 C13H26N2O4
    4-(t-butoxycarbonylamino)butyl 2-(dimethylamino)acetate
    —— 4-(4-mercaptothiazol-2-ylamino)-N-(pyridin-2-yl)benzenesulfonamide 1359872-05-1 C14H12N4O2S3
    4-(4-mercaptothiazol-2-ylamino)-N-(pyridin-2-yl)benzenesulfonamide
    —— 4-chlorophenyl sulfofluoridate 1535-33-7 C6H4ClFO3S
    4-chlorophenyl sulfofluoridate
    —— (4,6-dimethylpyrimidine-2(1H)-thione(-1H))phenylmercury(II) 1122592-60-2 C12H12HgN2S
    (4,6-dimethylpyrimidine-2(1H)-thione(-1H))phenylmercury(II)
    —— 4-Methyl-1-phthalazin-carbonitril 41886-43-5 C10H7N3
    4-Methyl-1-phthalazin-carbonitril
    —— 4-[3-oxo-28-norlup-20(29)-en-17-carbamoyl]-(2,2,6,6-tetramethylpiperidine-4-yl)-1-oxyl 1437792-47-6 C39H63N2O3
    4-[3-oxo-28-norlup-20(29)-en-17-carbamoyl]-(2,2,6,6-tetramethylpiperidine-4-yl)-1-oxyl
    —— 4α-methyl-3β-hydroxy-5α-pregnan-20-one ethylene ketal phenyl thiocarbonate 148552-73-2 C31H44O4S
    4α-methyl-3β-hydroxy-5α-pregnan-20-one ethylene ketal phenyl thiocarbonate
    —— 4-(2-hydroxy-ethoxy)-benzoic acid propyl ester 69806-25-3 C12H16O4
    4-(2-hydroxy-ethoxy)-benzoic acid propyl ester
    —— <4-Methoxy-benzyl>-pentachlorphenyl-carbonat 18912-36-2 C15H9Cl5O4
    <4-Methoxy-benzyl>-pentachlorphenyl-carbonat
    —— 4-(3-(benzyloxy)-3-oxopropyl)phenyl (1r,4r)-4-((((benzyloxy)carbonyl)amino)methyl)cyclohexane-1-carboxylate 38688-44-7 C32H35NO6
    4-(3-(benzyloxy)-3-oxopropyl)phenyl (1r,4r)-4-((((benzyloxy)carbonyl)amino)methyl)cyclohexane-1-carboxylate
    —— 4-hydroxy-3-morpholin-4-ylmethyl-benzoic acid propyl ester 108844-32-2 C15H21NO4
    4-hydroxy-3-morpholin-4-ylmethyl-benzoic acid propyl ester
    —— 4-(5-hydroxy-2-oxo-3-propionyl-2-H-pyran-6-yl)pentanal 196193-62-1 C13H16O5
    4-(5-hydroxy-2-oxo-3-propionyl-2-H-pyran-6-yl)pentanal
    —— 4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-amino-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)cyclohex-3-enecarboxylic acid hydrochloride 1449661-02-2 C36H55NO2*ClH
    4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-amino-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)cyclohex-3-enecarboxylic acid hydrochloride
    —— 4-(7-isopropyl-1-methylazulen-4-ylmethyl)benzaldehyde 1439937-96-8 C22H22O
    4-(7-isopropyl-1-methylazulen-4-ylmethyl)benzaldehyde
    —— 4-Amino-1-((1S,4R)-4-hydroxy-cyclopent-2-enyl)-1H-pyrimidin-2-one 129721-15-9 C9H11N3O2
    4-Amino-1-((1S,4R)-4-hydroxy-cyclopent-2-enyl)-1H-pyrimidin-2-one
    —— 4-[[(1E,6E)-3-hydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl)-5-oxohepta-1,3,6-trien-4-yl]diazenyl]-N-pyridin-2-ylbenzenesulfonamide 1443768-44-2 C32H28N4O8S
    4-[[(1E,6E)-3-hydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl)-5-oxohepta-1,3,6-trien-4-yl]diazenyl]-N-pyridin-2-ylbenzenesulfonamide
    —— 4a-ethyl-4,4a,5,6,7,8-hexahydro-3H-naphthalen-2-one 13984-74-2 C12H18O
    4a-ethyl-4,4a,5,6,7,8-hexahydro-3H-naphthalen-2-one
    —— 4-methyl-4-((3-phenylprop-2-yn-1-yl)oxy)cyclohexa-2,5-dien-1-one 1375111-56-0 C16H14O2
    4-methyl-4-((3-phenylprop-2-yn-1-yl)oxy)cyclohexa-2,5-dien-1-one
    —— 4-acetoxy-2-ethyl-12-oxatricyclo[7.2.1.0(5,9)]dodeca-2,4,10-triene 1052623-39-8 C15H18O3
    4-acetoxy-2-ethyl-12-oxatricyclo[7.2.1.0(5,9)]dodeca-2,4,10-triene
    —— 4-[α-(2',3'-dimethylanilino)-methyl]-5-methylimidazole 87471-97-4 C13H17N3
    4-[α-(2',3'-dimethylanilino)-methyl]-5-methylimidazole
    —— 4-(4-fluorobenzylidene)-4H-benzo[d][1,3]thiazine-2-thiol 1374443-16-9 C15H10FNS2
    4-(4-fluorobenzylidene)-4H-benzo[d][1,3]thiazine-2-thiol
    —— 4-[3-(3-chloro-2,4,6-trimethoxy-phenyl)-prop-2-ynyl]-morpholine 54433-02-2 C16H20ClNO4
    4-[3-(3-chloro-2,4,6-trimethoxy-phenyl)-prop-2-ynyl]-morpholine
    —— 4-azido-1,2,5-oxadiazol-3-yl(4-chloromethyl-1,2,3-triazol-1-yl)ketoxime 667411-64-5 C6H4ClN9O2
    4-azido-1,2,5-oxadiazol-3-yl(4-chloromethyl-1,2,3-triazol-1-yl)ketoxime
    —— 4-bromo-1-(1-methylethyl)-6-(trifluoromethyl)-1H-indole 1346575-56-1 C12H11BrF3N
    4-bromo-1-(1-methylethyl)-6-(trifluoromethyl)-1H-indole
    —— 4-((1-(4'-(tert-butyl)-[1,1'-biphenyl]-4-yl)-3-(4-iodophenyl)ureido)methyl)benzoic acid 1208223-24-8 C31H29IN2O3
    4-((1-(4'-(tert-butyl)-[1,1'-biphenyl]-4-yl)-3-(4-iodophenyl)ureido)methyl)benzoic acid
    —— 4-(p-methoxyphenyl)-5H-chromeno[3,4-e]pyrimidin-2-amine 1620997-87-6 C18H15N3O2
    4-(p-methoxyphenyl)-5H-chromeno[3,4-e]pyrimidin-2-amine
    —— 4-(benzofuran-2-yl)-6-(2,4-difluorophenyl)pyrimidin-2-amine 1628169-94-7 C18H11F2N3O
    4-(benzofuran-2-yl)-6-(2,4-difluorophenyl)pyrimidin-2-amine
    —— (4S)-2-hydroxy-7,7-dimethyl-4-phenyl-3,4,7,8-tetrahydro-2H-chromen-5(6H)-one 1062118-15-3 C17H20O3
    (4S)-2-hydroxy-7,7-dimethyl-4-phenyl-3,4,7,8-tetrahydro-2H-chromen-5(6H)-one
    —— (4aR,6R,7R,8R,8aS)-6-methoxy-8-nitro-2-phenyl-7-((S)-tetrahydrofuran-2-yl)hexahydropyrano[3,2-d][1,3]dioxine-8-d 112472-95-4 C18H23NO7
    (4aR,6R,7R,8R,8aS)-6-methoxy-8-nitro-2-phenyl-7-((S)-tetrahydrofuran-2-yl)hexahydropyrano[3,2-d][1,3]dioxine-8-d
    —— 4-adamantan-2-yl-butyric acid ethyl ester 835902-26-6 C16H26O2
    4-adamantan-2-yl-butyric acid ethyl ester
    —— 4-amino-2-(4-[4-(2-[2,2,2-trifluoroethyl]guanidino)pyrimid-2yl]butyl)pyrimidine 84421-53-4 C15H19F3N8
    4-amino-2-(4-[4-(2-[2,2,2-trifluoroethyl]guanidino)pyrimid-2yl]butyl)pyrimidine
    —— 4-methoxy-2-phenyl-N-(2-phenylpropan-2-yl)benzenesulfonamide 936841-49-5 C22H23NO3S
    4-methoxy-2-phenyl-N-(2-phenylpropan-2-yl)benzenesulfonamide
    —— 4-{[(4-chlorophenyl)methylene]amino}-5-[4-(methylsulfonyl)benzyl]-2,4-dihydro-3H-[1,2,4]-triazole-3-thione 1414883-36-5 C17H15ClN4O2S2
    4-{[(4-chlorophenyl)methylene]amino}-5-[4-(methylsulfonyl)benzyl]-2,4-dihydro-3H-[1,2,4]-triazole-3-thione
    —— 4-Amino-1-[1-(2-chloro-ethoxy)-ethyl]-1H-pyrimidin-2-one 83297-29-4 C8H12ClN3O2
    4-Amino-1-[1-(2-chloro-ethoxy)-ethyl]-1H-pyrimidin-2-one