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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-nonadecylphenyl bis(o-bifenylyl) phosphite 105281-85-4 C49H61O3P
    4-nonadecylphenyl bis(o-bifenylyl) phosphite
    —— [4-(bis(pyridin-2-ylmethyl)carbamoyl)benzyl]carbamic acid tert butyl ester 1609945-71-2 C25H28N4O3
    [4-(bis(pyridin-2-ylmethyl)carbamoyl)benzyl]carbamic acid tert butyl ester
    —— (4-chloro-3-methyl-2,6-dinitro-phenyl)-phenyl ether 99513-78-7 C13H9ClN2O5
    (4-chloro-3-methyl-2,6-dinitro-phenyl)-phenyl ether
    —— (4-Aethylamino-2-chlor-5-nitro-phenyl)-trifluormethylsulfoxid 14159-85-4 C9H8ClF3N2O3S
    (4-Aethylamino-2-chlor-5-nitro-phenyl)-trifluormethylsulfoxid
    —— 4-[5-(4-chloro-phenyl)-3-methyl-isoxazol-4-ylazo]-<i>N</i>-(5-methyl-[1,3,4]thiadiazol-2-yl)-benzenesulfonamide 59885-29-9 C19H15ClN6O3S2
    4-[5-(4-chloro-phenyl)-3-methyl-isoxazol-4-ylazo]-<i>N</i>-(5-methyl-[1,3,4]thiadiazol-2-yl)-benzenesulfonamide
    —— 4-chloro-N-(2,2-dichloro-1-phenylcyclopropylmethylidene)aniline N-oxide 1283128-84-6 C16H12Cl3NO
    4-chloro-N-(2,2-dichloro-1-phenylcyclopropylmethylidene)aniline N-oxide
    —— (4aS,7aS)-11-Methanesulfonylamino-1,2,4a,5,6,7,7a,8-octahydro-4H-pyrido[3,4-d]carbazole-3-carboxylic acid ethyl ester 100420-92-6 C19H27N3O4S
    (4aS,7aS)-11-Methanesulfonylamino-1,2,4a,5,6,7,7a,8-octahydro-4H-pyrido[3,4-d]carbazole-3-carboxylic acid ethyl ester
    —— 4-(5-methoxy-1H-pyrrolo[3,2-b]pyridin-3-yl)-2-(5-methyl-1H-indol-3-yl)thiazole 1639457-06-9 C20H16N4OS
    4-(5-methoxy-1H-pyrrolo[3,2-b]pyridin-3-yl)-2-(5-methyl-1H-indol-3-yl)thiazole
    —— 4-(4-Benzoylpiperazin-1-yl)carbonyl-3-phenylsulfonyl-2,3-dihydro-1,1-dioxidebenzo[b]thiophene 246176-01-2 C26H24N2O6S2
    4-(4-Benzoylpiperazin-1-yl)carbonyl-3-phenylsulfonyl-2,3-dihydro-1,1-dioxidebenzo[b]thiophene
    —— 4-(ethylthio)-2-morpholinocyclopent-2-enone 1465003-30-8 C11H17NO2S
    4-(ethylthio)-2-morpholinocyclopent-2-enone
    —— 4-(<1-(cyclohexylidenemethylene)-4-methylpenta-1,3-dienyl>sulfinyl)morpholine 127624-17-3 C17H27NO2S
    4-(<1-(cyclohexylidenemethylene)-4-methylpenta-1,3-dienyl>sulfinyl)morpholine
    —— 4-(4-t-butoxycarbonylpiperazin-1-yl)carbonyl-1,1-dioxidebenzo[b]thiophene 246174-55-0 C18H22N2O5S
    4-(4-t-butoxycarbonylpiperazin-1-yl)carbonyl-1,1-dioxidebenzo[b]thiophene
    —— 4-isopropoxy-benzoic acid 3-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1<i>H</i>-pyrazol-4-yl)-ethyl-amino]-propyl ester 47726-50-1 C26H33N3O4
    4-isopropoxy-benzoic acid 3-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1<i>H</i>-pyrazol-4-yl)-ethyl-amino]-propyl ester
    —— 4-cyclopentyl-3-styrylisoxazolo[3,4-d]pyridazin-7(6H)-one 910316-38-0 C18H17N3O2
    4-cyclopentyl-3-styrylisoxazolo[3,4-d]pyridazin-7(6H)-one
    —— 4-(4-[1,3]dioxolan-2-yl-2-nitro-phenyl)-morpholine 773097-02-2 C13H16N2O5
    4-(4-[1,3]dioxolan-2-yl-2-nitro-phenyl)-morpholine
    —— (4-ethoxy-5-methoxy-2-nitro-phenyl)-acetic acid-(3,4-dimethoxy-phenethylamide) 872274-89-0 C21H26N2O7
    (4-ethoxy-5-methoxy-2-nitro-phenyl)-acetic acid-(3,4-dimethoxy-phenethylamide)
    —— (4aS,9R,9aR)-(+)-1,2,3,4,4a,9,9a,10-octahydroanthracene-9-carboxylic acid 85240-91-1 C15H18O2
    (4aS,9R,9aR)-(+)-1,2,3,4,4a,9,9a,10-octahydroanthracene-9-carboxylic acid
    —— 4,7-bis((tert-butyldimethylsilyloxy)methyl)-2-octyl-3a,4,7,7a-tetrahydroisobenzofuran-1,3-dione 1224885-87-3 C22H40O5Si2
    4,7-bis((tert-butyldimethylsilyloxy)methyl)-2-octyl-3a,4,7,7a-tetrahydroisobenzofuran-1,3-dione
    —— (4R,5S,6S)-4-Hydroxy-5-iodo-4-methyl-6-propyl-tetrahydro-pyran-2-one 104426-35-9 C9H15IO3
    (4R,5S,6S)-4-Hydroxy-5-iodo-4-methyl-6-propyl-tetrahydro-pyran-2-one
    —— 4-(2-Oxo-2-pyrrolidin-1-yl-ethyl)-4-aza-tricyclo[5.2.1.0<sup>2,6</sup>]dec-8-ene-3,5-dione 26750-04-9 C15H18N2O3
    4-(2-Oxo-2-pyrrolidin-1-yl-ethyl)-4-aza-tricyclo[5.2.1.0<sup>2,6</sup>]dec-8-ene-3,5-dione
    —— 4-tert-butyl 2-ethyl 3-amino-1-(2-bromo-5-fluorobenzyl)-5-{3-[(tert-butoxycarbonyl)amino]-3-ethylpiperidin-1-yl}-1H-pyrrole-2,4-dicarboxylate 1338930-82-7 C31H44BrFN4O6
    4-tert-butyl 2-ethyl 3-amino-1-(2-bromo-5-fluorobenzyl)-5-{3-[(tert-butoxycarbonyl)amino]-3-ethylpiperidin-1-yl}-1H-pyrrole-2,4-dicarboxylate
    —— 4,4,5,5-tetramethyl-4,5-dihydro-1H-imidazole-3-oxide-1-oxyl-2-carboxylic acid amide 26495-04-5 C8H14N3O3
    4,4,5,5-tetramethyl-4,5-dihydro-1H-imidazole-3-oxide-1-oxyl-2-carboxylic acid amide
    —— 4-{3-[1-benzhydryl-5-chloro-2-(2-{((2,6-dimethoxyphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid 540526-52-1 C41H39ClN2O6S
    4-{3-[1-benzhydryl-5-chloro-2-(2-{((2,6-dimethoxyphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid
    —— 4-(4-chlorophenyl)-4-oxo-2-(2-oxocyclohexyl)butyric acid 924283-92-1 C16H17ClO4
    4-(4-chlorophenyl)-4-oxo-2-(2-oxocyclohexyl)butyric acid
    —— 4-Aminomethyl-cyclohexanecarboxylic acid [(S)-1-(4-acetyl-phenylcarbamoyl)-5-amino-pentyl]-amide 103892-58-6 C22H34N4O3
    4-Aminomethyl-cyclohexanecarboxylic acid [(S)-1-(4-acetyl-phenylcarbamoyl)-5-amino-pentyl]-amide
    —— 4-amino-3-(1H-benzimidazol-2-yl)-5-morpholin-4-ylquinolin-2( H)-one 405168-99-2 C20H19N5O2
    4-amino-3-(1H-benzimidazol-2-yl)-5-morpholin-4-ylquinolin-2( H)-one
    —— 4-(2-hydroxy-1,1-bis-hydroxymethyl-ethylamino)-3-(6-imidazol-1-yl-4-methyl-1H-benzimidazol-2-yl)-1H-pyridin-2-one 468736-01-8 C20H22N6O4
    4-(2-hydroxy-1,1-bis-hydroxymethyl-ethylamino)-3-(6-imidazol-1-yl-4-methyl-1H-benzimidazol-2-yl)-1H-pyridin-2-one
    —— 4-benzyl-6,6-pentamethylene-2-phenyl-1,3-dioxa-4-aza-2-boracyclohexane 160423-79-0 C20H24BNO2
    4-benzyl-6,6-pentamethylene-2-phenyl-1,3-dioxa-4-aza-2-boracyclohexane
    —— 4-(2-Chloro-phenyl)-8-methanesulfinyl-1-methyl-4H-3,4,7,9,9b-pentaaza-cyclopenta[a]naphthalen-5-one 1395026-86-4 C16H12ClN5O2S
    4-(2-Chloro-phenyl)-8-methanesulfinyl-1-methyl-4H-3,4,7,9,9b-pentaaza-cyclopenta[a]naphthalen-5-one
    —— 4-azido-4-deoxy-2,3-O-isopropylidene-α-D-mannose 172688-50-5 C9H15N3O5
    4-azido-4-deoxy-2,3-O-isopropylidene-α-D-mannose
    —— 4,7-dimethylazulene-1-carbaldehyde 105903-80-8 C13H12O
    4,7-dimethylazulene-1-carbaldehyde
    —— 4-(4''-methoxyphenyl)-2-(5'-methylmercapto-1',3',4'-oxadiazol-5'-ylmethylmercapto)thiazole 116626-09-6 C14H13N3O2S3
    4-(4''-methoxyphenyl)-2-(5'-methylmercapto-1',3',4'-oxadiazol-5'-ylmethylmercapto)thiazole
    —— (4aR,8R,9aR)-1-(2-(dimethylamino)ethyl)-N-methyl-8-(pyrrolidine-1-carbonyl)-4,4a,7,8,9,9a-hexahydroindolo[1,14-fg]quinoline-6(1H)-carboxamide 1624289-40-2 C25H35N5O2
    (4aR,8R,9aR)-1-(2-(dimethylamino)ethyl)-N-methyl-8-(pyrrolidine-1-carbonyl)-4,4a,7,8,9,9a-hexahydroindolo[1,14-fg]quinoline-6(1H)-carboxamide
    —— (4S,6R,8R,9S,10S,11R)-4-(2-chlorophenyl)-9,10,11-trihydroxy-8-(hydroxymethyl)-3-methyl-1,7-dioxa-3-azaspiro[5.5]undecan-2-one 1075227-86-9 C16H20ClNO7
    (4S,6R,8R,9S,10S,11R)-4-(2-chlorophenyl)-9,10,11-trihydroxy-8-(hydroxymethyl)-3-methyl-1,7-dioxa-3-azaspiro[5.5]undecan-2-one
    —— 4-(4-(2-(4-adamantan-1-yl-2-hydroxybutanamido)ethyl)phenoxy)benzoic acid 1033777-54-6 C29H35NO5
    4-(4-(2-(4-adamantan-1-yl-2-hydroxybutanamido)ethyl)phenoxy)benzoic acid
    —— 4-(β-ethoxy-isopropyl)-3-(bis-ethoxycarbonyl-methyl)-pyrrolidine-1,2-dicarboxylic acid diethyl ester 114161-65-8 C22H37NO9
    4-(β-ethoxy-isopropyl)-3-(bis-ethoxycarbonyl-methyl)-pyrrolidine-1,2-dicarboxylic acid diethyl ester
    —— 4-<3-Trimethylsilyl-propyl>-anilin 18023-80-8 C12H21NSi
    4-<3-Trimethylsilyl-propyl>-anilin
    —— 4-Nitro-3'-amino-diphenylmethylamin 51451-87-7 C13H13N3O2
    4-Nitro-3'-amino-diphenylmethylamin
    —— 4-(4-(methylsulfonylamino)phenyl)-N-(3-fluoro-4-((1S,4S)-5-methyl-2,5-diazabicyclo[2.2.1]heptan-2-yl)phenyl)pyrimidin-2-amine 1182185-29-0 C23H25FN6O2S
    4-(4-(methylsulfonylamino)phenyl)-N-(3-fluoro-4-((1S,4S)-5-methyl-2,5-diazabicyclo[2.2.1]heptan-2-yl)phenyl)pyrimidin-2-amine
    —— 4-(4-Bromo-5-ethyltetrahydro-2H-pyran-2-yl)phenol 916155-02-7 C13H17BrO2
    4-(4-Bromo-5-ethyltetrahydro-2H-pyran-2-yl)phenol
    —— <(4R)-4-diethoxyphosphoryl-5H,6H-1,3-oxazino><6,5-c>(1,2-O-isopropylidene-α-D-xylo-tetrofuranose) N-oxide 98808-08-3 C13H22NO8P
    <(4R)-4-diethoxyphosphoryl-5H,6H-1,3-oxazino><6,5-c>(1,2-O-isopropylidene-α-D-xylo-tetrofuranose) N-oxide
    —— [4-(4-Chloro-benzenesulfonyl)-4-(2,5-difluoro-phenyl)-cyclohexyl]-acetic acid ethyl ester 471903-67-0 C22H23ClF2O4S
    [4-(4-Chloro-benzenesulfonyl)-4-(2,5-difluoro-phenyl)-cyclohexyl]-acetic acid ethyl ester
    —— 4-(4-{4-[3-[3-(4-fluorophenyl)-3-hydroxypropyl]-2-(4-methoxyphenyl)-4-oxoazetidin-1-yl]benzylcarbamoyl}benzyl)benzoic acid 2,3,4,5,6-pentahydroxyhexylamide 640330-69-4 C47H50FN3O10
    4-(4-{4-[3-[3-(4-fluorophenyl)-3-hydroxypropyl]-2-(4-methoxyphenyl)-4-oxoazetidin-1-yl]benzylcarbamoyl}benzyl)benzoic acid 2,3,4,5,6-pentahydroxyhexylamide
    —— 4-(tert-butyldimethylsilyl)hydroxymethyl-2-cyclopentene-1-one 173776-29-9 C12H22O2Si
    4-(tert-butyldimethylsilyl)hydroxymethyl-2-cyclopentene-1-one
    —— 4-[5-(Iodomethyl)-5,6,6-trimethyl-1,2,4-trioxan-3-yl]butan-2-one 367265-76-7 C11H19IO4
    4-[5-(Iodomethyl)-5,6,6-trimethyl-1,2,4-trioxan-3-yl]butan-2-one
    —— 4,5,6,7-tetrahydro-8H-thieno<2,3-b>-indol-3(2H)-on 78645-73-5 C10H11NOS
    4,5,6,7-tetrahydro-8H-thieno<2,3-b>-indol-3(2H)-on
    —— 4-[(4-bromo-2-fluorophenyl)methylidene]-2-phenyl-1,3-oxazol-5-one 1281969-79-6 C16H9BrFNO2
    4-[(4-bromo-2-fluorophenyl)methylidene]-2-phenyl-1,3-oxazol-5-one
    —— 4-((4-(3,3-dimethyl-2-oxobutoxy)-3-methylphenyl)diethylsilyl)-2-methylphenyl trifluoromethanesulfonate 1439349-08-2 C25H33F3O5SSi
    4-((4-(3,3-dimethyl-2-oxobutoxy)-3-methylphenyl)diethylsilyl)-2-methylphenyl trifluoromethanesulfonate
    —— 4-Benzyl-9,10-dimethoxy-6,7-dihydro-pyrimido[6,1-a]isoquinolin-2-ylideneamine; hydrochloride 107301-34-8 C21H21N3O2*ClH
    4-Benzyl-9,10-dimethoxy-6,7-dihydro-pyrimido[6,1-a]isoquinolin-2-ylideneamine; hydrochloride
    —— 4-iodo-1H-isochromene 1232199-48-2 C9H7IO
    4-iodo-1H-isochromene