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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-pyridine-3-yl-formyloxybenzoxazolone 1082928-60-6 C13H8N2O4
    4-pyridine-3-yl-formyloxybenzoxazolone
    —— 4-(Chlorthio)-benzoesaure 476423-85-5 C7H5ClO2S
    4-(Chlorthio)-benzoesaure
    —— 4-Amino-6-isopropylamino-s-triazin-carbonsaeure-(2)-ethylester 90769-46-3 C9H15N5O2
    4-Amino-6-isopropylamino-s-triazin-carbonsaeure-(2)-ethylester
    —— 4-Methoxy-9-methylsulfanyl-benzo[a]phenazine-11-carboxylic acid (2-dimethylamino-ethyl)-amide 346689-99-4 C23H24N4O2S
    4-Methoxy-9-methylsulfanyl-benzo[a]phenazine-11-carboxylic acid (2-dimethylamino-ethyl)-amide
    —— <4-(1-Tetralyl)-phenyl>-disulfid 58076-52-1 C32H30S2
    <4-(1-Tetralyl)-phenyl>-disulfid
    —— 4-Methoxy-N-(3-phenyl-propyl)-3-(3-pyrazin-2-yl-ureido)-benzamide 457097-38-0 C22H23N5O3
    4-Methoxy-N-(3-phenyl-propyl)-3-(3-pyrazin-2-yl-ureido)-benzamide
    —— (4S,5Z)-1,5-undecadien-4-yl propenoate 791849-31-5 C14H22O2
    (4S,5Z)-1,5-undecadien-4-yl propenoate
    —— 4-hydroxymethylidene-3-methyl-1-(6-methyl-2-methylsulfanylpyrimidin-4-yl)-1H-pyrazol-5(4H)-one 1343444-30-3 C11H12N4O2S
    4-hydroxymethylidene-3-methyl-1-(6-methyl-2-methylsulfanylpyrimidin-4-yl)-1H-pyrazol-5(4H)-one
    —— 4-Benzyloxycarbonylamino-6-(4-benzyloxycarbonylamino-3,6,7,8-tetrahydro-pyrrolo[3,2-e]indole-2-carbonyl)-3,6,7,8-tetrahydro-pyrrolo[3,2-e]indole-2-carboxylic acid methyl ester; hydrochloride 139131-89-8 C39H34N6O7*ClH
    4-Benzyloxycarbonylamino-6-(4-benzyloxycarbonylamino-3,6,7,8-tetrahydro-pyrrolo[3,2-e]indole-2-carbonyl)-3,6,7,8-tetrahydro-pyrrolo[3,2-e]indole-2-carboxylic acid methyl ester; hydrochloride
    —— 4-Benzyloxycarbonylamino-3,6,7,8-tetrahydro-pyrrolo[3,2-e]indole-2-carboxylic acid methyl ester; hydrochloride 139131-85-4 C20H19N3O4*ClH
    4-Benzyloxycarbonylamino-3,6,7,8-tetrahydro-pyrrolo[3,2-e]indole-2-carboxylic acid methyl ester; hydrochloride
    —— 4-[5-(4-chlorophenyl)-4-(4-pyridinyl)-1H-pyrazol-3-yl]morpholine 216505-83-8 C18H17ClN4O
    4-[5-(4-chlorophenyl)-4-(4-pyridinyl)-1H-pyrazol-3-yl]morpholine
    —— 4-Hydroxy-2-phenyl-imidazo<4,5-d>pyridazin 1019-84-7 C11H8N4O
    4-Hydroxy-2-phenyl-imidazo<4,5-d>pyridazin
    —— 4-[(5-oxo-5,6-dihydro-pyrazolo[1,5-<i>c</i>]quinazolin-2-yl)-thioacetyl]-morpholine 65951-09-9 C16H16N4O2S
    4-[(5-oxo-5,6-dihydro-pyrazolo[1,5-<i>c</i>]quinazolin-2-yl)-thioacetyl]-morpholine
    —— (4-Chloro-phenyl)-(2-hydroxy-5-methyl-phenyl)-methanone oxime 61466-69-1 C14H12ClNO2
    (4-Chloro-phenyl)-(2-hydroxy-5-methyl-phenyl)-methanone oxime
    —— 4-[[4-fluoro-3-(4-ethoxyl-4-oxo-1,4-azaphosphinane-1-carbonyl)phenyl]methyl]-2H-phthalazin-1-one 1415141-49-9 C22H23FN3O4P
    4-[[4-fluoro-3-(4-ethoxyl-4-oxo-1,4-azaphosphinane-1-carbonyl)phenyl]methyl]-2H-phthalazin-1-one
    —— 4-(2-fluoro-5-((4-oxo-3,4-dihydrophthalazin-1-yl)methyl)phenyl)-N,N-dimethyl-1,4-azaphosphinane-1-carboxamide 4-oxide 1415139-93-3 C22H24FN4O3P
    4-(2-fluoro-5-((4-oxo-3,4-dihydrophthalazin-1-yl)methyl)phenyl)-N,N-dimethyl-1,4-azaphosphinane-1-carboxamide 4-oxide
    —— 4-(o-Carboxyphenyl)-1,3-Dimethyl-1H-pyrazolo<3,4-e><1,4>thiazepin-7-on 59166-10-8 C15H15N3O3S
    4-(o-Carboxyphenyl)-1,3-Dimethyl-1H-pyrazolo<3,4-e><1,4>thiazepin-7-on
    —— 4-(4-chloro-phenylsulfanyl)-benzoic acid amide 100398-34-3 C13H10ClNOS
    4-(4-chloro-phenylsulfanyl)-benzoic acid amide
    —— 4,4-Dimethoxy-1-[3-(trifluoromethyl)phenyl]cyclohexan-1-ol 50372-01-5 C15H19F3O3
    4,4-Dimethoxy-1-[3-(trifluoromethyl)phenyl]cyclohexan-1-ol
    —— 4β,5-cyclopropano-17β,19-dihydroxy-17α-methyl-5β-androstan-3-one 81594-46-9 C21H32O3
    4β,5-cyclopropano-17β,19-dihydroxy-17α-methyl-5β-androstan-3-one
    —— 4''-O-(hydrazidocarbonyl)-1,3,2',6',3''-penta-N-(benzyloxycarbonyl)gentamicin C2 78518-54-4 C61H73N7O18
    4''-O-(hydrazidocarbonyl)-1,3,2',6',3''-penta-N-(benzyloxycarbonyl)gentamicin C2
    —— 4-ethoxycarbonyl-1-[3-(4-fluorobenzoyl)propyl]-4-(2-phenylthiophenyl)-piperidine ethylene glycol ketal 74442-90-3 C32H36FNO4S
    4-ethoxycarbonyl-1-[3-(4-fluorobenzoyl)propyl]-4-(2-phenylthiophenyl)-piperidine ethylene glycol ketal
    —— 4-(1,4,7,10-tetraoxaundecanyl)-benzo-18-crown-6 106888-32-8 C23H38O10
    4-(1,4,7,10-tetraoxaundecanyl)-benzo-18-crown-6
    —— (4aS)-3ξ,4c-Diacetoxy-4t,4ar,7-trimethyl-(12btH)-1,2,3,4,4a,5,6,8,9,10,11,12b-dodekahydro-benz<a>anthracen, 17aβ,17ξ-Diacetoxy-17aα-methyl-Δ<sup>5,7,9</sup>-anthra-D-homo-androstatrien-17-one 102215-56-5 C25H34O4
    (4aS)-3ξ,4c-Diacetoxy-4t,4ar,7-trimethyl-(12btH)-1,2,3,4,4a,5,6,8,9,10,11,12b-dodekahydro-benz<a>anthracen, 17aβ,17ξ-Diacetoxy-17aα-methyl-Δ<sup>5,7,9</sup>-anthra-D-homo-androstatrien-17-one
    —— (4-Chloro-2-nitro-benzyl)-(4-methoxy-benzyl)-amine; hydrochloride 85062-27-7 C15H15ClN2O3*ClH
    (4-Chloro-2-nitro-benzyl)-(4-methoxy-benzyl)-amine; hydrochloride
    —— 4-(1H-pyrrolo[2,3-b]pyridin-5-yl)-N-(3-methyl-4-((1S,4S)-5-(cyclopropyl)methyl-2,5-diazabicyclo[2.2.1]heptan-2-yl)phenyl)pyrimidin-2-amine 1182182-10-0 C27H29N7
    4-(1H-pyrrolo[2,3-b]pyridin-5-yl)-N-(3-methyl-4-((1S,4S)-5-(cyclopropyl)methyl-2,5-diazabicyclo[2.2.1]heptan-2-yl)phenyl)pyrimidin-2-amine
    —— 4-Ethyl-10-aza-tricyclo[6.3.2.0<sup>2,7</sup>]trideca-2(7),3,5,12-tetraen-9-one 40604-74-8 C14H15NO
    4-Ethyl-10-aza-tricyclo[6.3.2.0<sup>2,7</sup>]trideca-2(7),3,5,12-tetraen-9-one
    —— 4-oxo-4<i>H</i>-pyrano[3,2-<i>c</i>]quinoline-2,9-dicarboxylic acid 59688-70-9 C14H7NO6
    4-oxo-4<i>H</i>-pyrano[3,2-<i>c</i>]quinoline-2,9-dicarboxylic acid
    —— 4-chloro-5-(<i>N</i>-methyl-hydrazino)-2-(3-nitro-phenyl)-2<i>H</i>-pyridazin-3-one 41933-10-2 C11H10ClN5O3
    4-chloro-5-(<i>N</i>-methyl-hydrazino)-2-(3-nitro-phenyl)-2<i>H</i>-pyridazin-3-one
    —— 4-[2-(4-methanesulfonyl-benzyl)-2H-tetrazol-5-yl]-pyridine-2-carboxylic acid indan-1-ylamide 660859-55-2 C24H22N6O3S
    4-[2-(4-methanesulfonyl-benzyl)-2H-tetrazol-5-yl]-pyridine-2-carboxylic acid indan-1-ylamide
    —— 4-(dimethylamino)-5-(dimethylcarbamoyl)-3-imidazolin-2-one 116437-59-3 C8H14N4O2
    4-(dimethylamino)-5-(dimethylcarbamoyl)-3-imidazolin-2-one
    —— (+)450(CD)-amminecyanosulfito(1,4,7-triazacyclononane)cobalt(III) 85317-87-9 C7H18CoN5O3S
    (+)450(CD)-amminecyanosulfito(1,4,7-triazacyclononane)cobalt(III)
    —— 4-hydroxy-piperidine-1,4-dicarboxylic acid 4-[(4-tert-butyl-phenyl)-amide] 1-[(5-chloro-2-methoxy-phenyl)-amide] 1262987-35-8 C24H30ClN3O4
    4-hydroxy-piperidine-1,4-dicarboxylic acid 4-[(4-tert-butyl-phenyl)-amide] 1-[(5-chloro-2-methoxy-phenyl)-amide]
    —— 4-chloro-N-(3,4-difluorobenzyl)-N-(indan-2-yl)-1,1'-biphenyl-2-carboxamide 610795-23-8 C29H22ClF2NO
    4-chloro-N-(3,4-difluorobenzyl)-N-(indan-2-yl)-1,1'-biphenyl-2-carboxamide
    —— 4-[2-(3-isopropenyl-phenyl)-propyl]-morpholine 57236-04-1 C16H23NO
    4-[2-(3-isopropenyl-phenyl)-propyl]-morpholine
    —— 4-(dimethylamino)-3-fluorobenzaldehyde 1021240-69-6 C9H10FNO
    4-(dimethylamino)-3-fluorobenzaldehyde
    —— 4-ethoxy-4,5-diphenyl-2-trichloromethyl-4<i>H</i>-imidazole 59801-05-7 C18H15Cl3N2O
    4-ethoxy-4,5-diphenyl-2-trichloromethyl-4<i>H</i>-imidazole
    —— 4,5-Dioxo-1-phenyl-pyrrolidine-3-carboxylic acid (2-chloro-phenyl)-amide 57434-80-7 C17H13ClN2O3
    4,5-Dioxo-1-phenyl-pyrrolidine-3-carboxylic acid (2-chloro-phenyl)-amide
    —— (4-chloro-phenyl)-[5-(4-nitro-phenyl)-furan-2-yl]-methanol 59835-64-2 C17H12ClNO4
    (4-chloro-phenyl)-[5-(4-nitro-phenyl)-furan-2-yl]-methanol
    —— 4-Chloro-3,5-dimethylphenyl chloroformate 20060-93-9 C9H8Cl2O2
    4-Chloro-3,5-dimethylphenyl chloroformate
    —— 4-chloro-2-methyl-2<i>H</i>-anthra[1,2-<i>d</i>][1,2,3]triazole-6,11-dione 60220-59-9 C15H8ClN3O2
    4-chloro-2-methyl-2<i>H</i>-anthra[1,2-<i>d</i>][1,2,3]triazole-6,11-dione
    —— 4-quinoxalin-2-yl-pentylamine 60492-05-9 C13H17N3
    4-quinoxalin-2-yl-pentylamine
    —— 4-[5-(4-chloro-phenyl)-3-methyl-1-phenyl-1<i>H</i>-pyrazol-4-ylazo]-<i>N</i>-(4-methoxy-phenyl)-benzenesulfonamide 58771-11-2 C29H24ClN5O3S
    4-[5-(4-chloro-phenyl)-3-methyl-1-phenyl-1<i>H</i>-pyrazol-4-ylazo]-<i>N</i>-(4-methoxy-phenyl)-benzenesulfonamide
    —— 4-[4-(4-chloro-benzenesulfonyl)-6-(3-nitro-anilino)-[1,3,5]triazin-2-ylamino]-benzoic acid 59650-12-3 C22H15ClN6O6S
    4-[4-(4-chloro-benzenesulfonyl)-6-(3-nitro-anilino)-[1,3,5]triazin-2-ylamino]-benzoic acid
    —— 4-Acetyl-2-(4-fluoro-phenyl)-9,10-dihydro-2H,9aH-2,3,4a-triaza-anthracen-1-one 139456-32-9 C19H16FN3O2
    4-Acetyl-2-(4-fluoro-phenyl)-9,10-dihydro-2H,9aH-2,3,4a-triaza-anthracen-1-one
    —— 4'-hexyloxybiphenyl-4-yl 2-((S)-4-bromo-5-oxo-2-((1S,2R,4S)-1,7,7-trimethylbicyclo[2.2.1]heptan-2-yloxy)-2,5-dihydrofuran-3-ylamino)-3-phenylpropanoate 1400891-34-0 C41H48BrNO6
    4'-hexyloxybiphenyl-4-yl 2-((S)-4-bromo-5-oxo-2-((1S,2R,4S)-1,7,7-trimethylbicyclo[2.2.1]heptan-2-yloxy)-2,5-dihydrofuran-3-ylamino)-3-phenylpropanoate
    —— 4,4'-Dichlor-azobenzol-2,2'-dicarbonsaeure 3923-41-9 C14H8Cl2N2O4
    4,4'-Dichlor-azobenzol-2,2'-dicarbonsaeure
    —— 4-Hydroxy-2,6-lutidin-3-sulfonsaeure 89776-92-1 C7H9NO4S
    4-Hydroxy-2,6-lutidin-3-sulfonsaeure
    —— 4-Chlor-8-methoxy-2-methyl-3-hexylchinolin 43150-49-8 C17H22ClNO
    4-Chlor-8-methoxy-2-methyl-3-hexylchinolin
    —— 4-(4-amino-phenyl)-5-thiocyanato-thiazol-2-ylamine 121232-97-1 C10H8N4S2
    4-(4-amino-phenyl)-5-thiocyanato-thiazol-2-ylamine