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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Chlor-2,1-benzisothiazolin-3-on 40352-88-3 C7H4ClNOS
    4-Chlor-2,1-benzisothiazolin-3-on
    —— 4-<p-Benzyl-phenoxy>-3-hydroxy-buttersaeurenitril 20804-69-7 C17H17NO2
    4-<p-Benzyl-phenoxy>-3-hydroxy-buttersaeurenitril
    —— 4-[bis(2-chloroethyl)butyloxycarbonyl]-L-phenylalanyl-L-proline benzyl ester 844879-82-9 C30H39Cl2N3O5
    4-[bis(2-chloroethyl)butyloxycarbonyl]-L-phenylalanyl-L-proline benzyl ester
    —— (4-methoxyphenyl)methyl N-[2-[2-[(4-methoxyphenyl)methoxycarbonylamino]ethyldisulfanyl]ethyl]carbamate 135598-54-8 C22H28N2O6S2
    (4-methoxyphenyl)methyl N-[2-[2-[(4-methoxyphenyl)methoxycarbonylamino]ethyldisulfanyl]ethyl]carbamate
    —— 4-tert-butylimino-2,5-bis(tert-butylmethylene)-1,3-dithiolane 92486-83-4 C17H29NS2
    4-tert-butylimino-2,5-bis(tert-butylmethylene)-1,3-dithiolane
    —— 4-Bromo-2-(4-bromo-2-iodophenoxy)-1-nitrobenzene 1354655-80-3 C12H6Br2INO3
    4-Bromo-2-(4-bromo-2-iodophenoxy)-1-nitrobenzene
    —— 4'-({4-butyl-[(6-methoxypyridin-3-yl)methyl]-2-methyl-6-oxo-1,6-dihydropyrimidin-5-yl}methyl)biphenyl-2-carbonitrile 1028732-07-1 C30H30N4O2
    4'-({4-butyl-[(6-methoxypyridin-3-yl)methyl]-2-methyl-6-oxo-1,6-dihydropyrimidin-5-yl}methyl)biphenyl-2-carbonitrile
    —— 4-{(1E)-3-[(4,4’-diamino-2’-{[(3E)-4-(4-{[4-(3-nitrilepropoxy)benzoyl]oxy}phenyl)-2-oxobut-3-enyl]oxy}-1,1‘-biphenyl-2-yl)methoxy]-3-oxoprop-1-enyl}phenyl 4-(3-nitrilepropoxy) benzoate 1429526-39-5 C54H46N4O10
    4-{(1E)-3-[(4,4’-diamino-2’-{[(3E)-4-(4-{[4-(3-nitrilepropoxy)benzoyl]oxy}phenyl)-2-oxobut-3-enyl]oxy}-1,1‘-biphenyl-2-yl)methoxy]-3-oxoprop-1-enyl}phenyl 4-(3-nitrilepropoxy) benzoate
    —— 4-amino-6-{4-[4-(4-fluoro-3-trifluoromethylphenyl)-1-(2-methylaminoethyl)-1H-imidazol-2-yl]piperidin-1-yl}pyrimidine-5-carboxylic acid amide 1428252-67-8 C23H26F4N8O
    4-amino-6-{4-[4-(4-fluoro-3-trifluoromethylphenyl)-1-(2-methylaminoethyl)-1H-imidazol-2-yl]piperidin-1-yl}pyrimidine-5-carboxylic acid amide
    —— 4-chloro-N-(3-(3-morpholinoquinoxaline-6-carbonyl)phenyl)-3-(trifluoromethyl)benzamide 1427632-96-9 C27H20ClF3N4O3
    4-chloro-N-(3-(3-morpholinoquinoxaline-6-carbonyl)phenyl)-3-(trifluoromethyl)benzamide
    —— 4-Methoxy-benzoic acid 2-nitro-4-p-tolylazo-phenyl ester 100556-30-7 C21H17N3O5
    4-Methoxy-benzoic acid 2-nitro-4-p-tolylazo-phenyl ester
    —— 4,4,5,5-tetramethyl-2-(6-nitro-benzo[1,3]dioxol-5-yl)-[1,3]dioxolane 107663-47-8 C14H17NO6
    4,4,5,5-tetramethyl-2-(6-nitro-benzo[1,3]dioxol-5-yl)-[1,3]dioxolane
    —— (4a'R,9a'R)-11'-(cyclopropylmethyl)-6'-methoxy-1',2'-dihydro-4'H,9'H-spiro[[1,3]dioxolane-2,3'-[4a,9a](ethanoiminomethano)fluorene]-10'-carbonitrile 1069111-51-8 C24H30N2O3
    (4a'R,9a'R)-11'-(cyclopropylmethyl)-6'-methoxy-1',2'-dihydro-4'H,9'H-spiro[[1,3]dioxolane-2,3'-[4a,9a](ethanoiminomethano)fluorene]-10'-carbonitrile
    —— 4-hydroxy-2,6-bis(isobutyrylamino)pyridine 528891-87-4 C13H19N3O3
    4-hydroxy-2,6-bis(isobutyrylamino)pyridine
    —— 4-(2-{2-[2-(2-Azido-ethoxy)-ethoxy]-ethoxy}-acetylamino)-4-(2-tert-butoxycarbonyl-ethyl)-heptanedioic acid di-tert-butyl ester 797037-52-6 C30H54N4O10
    4-(2-{2-[2-(2-Azido-ethoxy)-ethoxy]-ethoxy}-acetylamino)-4-(2-tert-butoxycarbonyl-ethyl)-heptanedioic acid di-tert-butyl ester
    —— 4-(2-amino-4-pyrimidinyl)-N-[(4-fluorophenyl)methyl]benzamide 862723-10-2 C18H15FN4O
    4-(2-amino-4-pyrimidinyl)-N-[(4-fluorophenyl)methyl]benzamide
    —— 4-methyl-5-phenyl-4,5-dihydro-oxazole-4-carboxylic acid ethyl ester 27772-67-4 C13H15NO3
    4-methyl-5-phenyl-4,5-dihydro-oxazole-4-carboxylic acid ethyl ester
    —— 4-Hydroxy-6-(2-methyl-5-thiazolyl)-2-cyclopropylpyrimidine 1159815-59-4 C11H11N3OS
    4-Hydroxy-6-(2-methyl-5-thiazolyl)-2-cyclopropylpyrimidine
    —— 4-[4-(4-Ethyl-phenyl)-4-(pyrrolidine-1-carbonyl)-piperidin-1-yl]-1-thiophen-2-yl-butan-1-one 102380-47-2 C26H34N2O2S
    4-[4-(4-Ethyl-phenyl)-4-(pyrrolidine-1-carbonyl)-piperidin-1-yl]-1-thiophen-2-yl-butan-1-one
    —— 4,5-dichloro-7-methyl-benzo[1,2,5]thiadiazole 17754-10-8 C7H4Cl2N2S
    4,5-dichloro-7-methyl-benzo[1,2,5]thiadiazole
    —— 4-(2,4-Dihydroxy-9,10-dioxo-9,10-dihydro-anthracen-1-ylamino)-benzenesulfonic acid 2-isopropyl-phenyl ester 35715-29-8 C29H23NO7S
    4-(2,4-Dihydroxy-9,10-dioxo-9,10-dihydro-anthracen-1-ylamino)-benzenesulfonic acid 2-isopropyl-phenyl ester
    —— 4-(3-dibutylamino-2-hydroxy-propyl)-2,3,5,6-tetramethyl-piperazine-1-carboxylic acid methyl ester 96214-41-4 C21H43N3O3
    4-(3-dibutylamino-2-hydroxy-propyl)-2,3,5,6-tetramethyl-piperazine-1-carboxylic acid methyl ester
    —— 4-[4,5-bis-(4-dimethylamino-phenyl)-imidazol-2-ylidene]-2,6-dimethoxy-cyclohexa-2,5-dienone 1749-83-3 C27H28N4O3
    4-[4,5-bis-(4-dimethylamino-phenyl)-imidazol-2-ylidene]-2,6-dimethoxy-cyclohexa-2,5-dienone
    —— (4-bromomethyl-4-methyl-4,5-dihydro-1(3)<i>H</i>-imidazol-2-ylsulfanyl)-acetic acid ; hydrobromide 41511-97-1 BrH*C7H11BrN2O2S
    (4-bromomethyl-4-methyl-4,5-dihydro-1(3)<i>H</i>-imidazol-2-ylsulfanyl)-acetic acid ; hydrobromide
    —— 4-tosyloctahydrocyclopenta[b][1,4]oxazine 1186384-37-1 C14H19NO3S
    4-tosyloctahydrocyclopenta[b][1,4]oxazine
    —— 4,6,7,7-Tetramethyl-bicyclo[2.2.2]oct-5-ene-2-carboxylic acid methyl ester 57606-33-4 C14H22O2
    4,6,7,7-Tetramethyl-bicyclo[2.2.2]oct-5-ene-2-carboxylic acid methyl ester
    —— 4-ethoxy-1-<2-O-methoxycarbonyl-2-(trimethylsilylethynyl)-3,5-O-tetraisopropyldisiloxyl-1,3-diyl-β-D-arabinofuranosyl>-2(1H)-pyrimidone 156569-49-2 C30H52N2O9Si3
    4-ethoxy-1-<2-O-methoxycarbonyl-2-(trimethylsilylethynyl)-3,5-O-tetraisopropyldisiloxyl-1,3-diyl-β-D-arabinofuranosyl>-2(1H)-pyrimidone
    —— 4-Nitro-3-phenyl-indol-dicarbonsaeure-(2,5)-diethylester 94547-47-4 C20H18N2O6
    4-Nitro-3-phenyl-indol-dicarbonsaeure-(2,5)-diethylester
    —— 4-[4-(4-bromo-phenyl)-thiazol-2-ylamino]-cyclohexanecarboxylic acid 1007583-53-0 C16H17BrN2O2S
    4-[4-(4-bromo-phenyl)-thiazol-2-ylamino]-cyclohexanecarboxylic acid
    —— 4-(5-Carbamoyl-3-thiophen-2-yl-4,5-dihydro-pyrazol-1-yl)-benzoic acid ethyl ester 31573-69-0 C17H17N3O3S
    4-(5-Carbamoyl-3-thiophen-2-yl-4,5-dihydro-pyrazol-1-yl)-benzoic acid ethyl ester
    —— [4-(pentane-1-sulfonyl)-phenacyl]-hexamethylenetetraminium; bromide 114931-48-5 Br*C19H29N4O3S
    [4-(pentane-1-sulfonyl)-phenacyl]-hexamethylenetetraminium; bromide
    —— [4-Chloro-2-(toluene-4-sulfonylmethyl)-phenyl]-[1-(3,4-dimethoxy-phenyl)-meth-(E)-ylidene]-amine 108378-70-7 C23H22ClNO4S
    [4-Chloro-2-(toluene-4-sulfonylmethyl)-phenyl]-[1-(3,4-dimethoxy-phenyl)-meth-(E)-ylidene]-amine
    —— 4-(2-((R)-1-cyclobutylpyrrolidin-3-yl)-1-oxo-1,2,3,4-tetrahydroisoquinolin-6-yl)-3-fluoro-N-((S)-1-methoxypropan-2-yl)benzamide 1131347-55-1 C28H34FN3O3
    4-(2-((R)-1-cyclobutylpyrrolidin-3-yl)-1-oxo-1,2,3,4-tetrahydroisoquinolin-6-yl)-3-fluoro-N-((S)-1-methoxypropan-2-yl)benzamide
    —— 4-(5,6-dimethyl-pyrrolo[2,1-<i>b</i>]thiazol-7-yl)-but-3-en-2-one 73181-49-4 C12H13NOS
    4-(5,6-dimethyl-pyrrolo[2,1-<i>b</i>]thiazol-7-yl)-but-3-en-2-one
    —— 4-(4,4-difluoro-1-piperidinyl)-6-{[(1-ethyl-5-methyl-1H-1,2,4-triazol-3-yl)thio]methyl}-N-(2,2,2-trifluoroethyl)-2-pyridinamine 1186688-15-2 C18H23F5N6S
    4-(4,4-difluoro-1-piperidinyl)-6-{[(1-ethyl-5-methyl-1H-1,2,4-triazol-3-yl)thio]methyl}-N-(2,2,2-trifluoroethyl)-2-pyridinamine
    —— 4-(4-chlorophenyl)-2-methylthio-7,7-dimethyl-3,4,6,8-tetrahydro-quinazolin-5-one 1188423-36-0 C17H19ClN2OS
    4-(4-chlorophenyl)-2-methylthio-7,7-dimethyl-3,4,6,8-tetrahydro-quinazolin-5-one
    —— 4-(4-chlorophenyl)-N-(4-(5-chloropyrrolo[1,2-f][1,2,4]triazin-4-ylthio)phenyl)phthalazin-1-amine 1187875-76-8 C26H16Cl2N6S
    4-(4-chlorophenyl)-N-(4-(5-chloropyrrolo[1,2-f][1,2,4]triazin-4-ylthio)phenyl)phthalazin-1-amine
    —— (4-Fluoropiperidin-1-yl)-(5-phenylthiophen-3-yl)methanone 1187466-38-1 C16H16FNOS
    (4-Fluoropiperidin-1-yl)-(5-phenylthiophen-3-yl)methanone
    —— 4-methoxyphenyl 3,6-di-O-benzyl-2-deoxy-2-trichloroacetamido-β-D-galactopyranoside 321380-39-6 C29H30Cl3NO7
    4-methoxyphenyl 3,6-di-O-benzyl-2-deoxy-2-trichloroacetamido-β-D-galactopyranoside
    —— 4-(1-methyl-2-oxo-1,2-dihydroquinolin-3-yloxy)but-2-yn-1-yl acetate 172604-77-2 C16H15NO4
    4-(1-methyl-2-oxo-1,2-dihydroquinolin-3-yloxy)but-2-yn-1-yl acetate
    —— 4,5-bis(methoxycarbonyl)-1-(5-nitro-2-furyl)-1,2,3-triazole 87997-19-1 C10H8N4O7
    4,5-bis(methoxycarbonyl)-1-(5-nitro-2-furyl)-1,2,3-triazole
    —— (4-Azidomethyl-2-chloro-phenyl)-carbamic acid tert-butyl ester 866005-28-9 C12H15ClN4O2
    (4-Azidomethyl-2-chloro-phenyl)-carbamic acid tert-butyl ester
    —— (4-methyl-1,2,3,4-tetrahydro-acridin-9-yl)-phenyl-amine 110244-25-2 C20H20N2
    (4-methyl-1,2,3,4-tetrahydro-acridin-9-yl)-phenyl-amine
    —— 4-[2-ethoxy-5-(4-methylpiperazin-1-ylsulfonyl)-6-pentadecylbenzamido]-1-methyl-3-n-propylpyrazole-5-carboxamide 485386-88-7 C37H62N6O5S
    4-[2-ethoxy-5-(4-methylpiperazin-1-ylsulfonyl)-6-pentadecylbenzamido]-1-methyl-3-n-propylpyrazole-5-carboxamide
    —— 4-methoxyphenyl O-(2-O-benzoyl-3-O-benzyl-α-L-idopyranosyl)-(1->3)-6-O-benzyl-2-deoxy-4-O-pivaloyl-2-trichloroacetamido-β-D-galactopyranoside 445397-87-5 C47H52Cl3NO14
    4-methoxyphenyl O-(2-O-benzoyl-3-O-benzyl-α-L-idopyranosyl)-(1->3)-6-O-benzyl-2-deoxy-4-O-pivaloyl-2-trichloroacetamido-β-D-galactopyranoside
    —— 4-[(E)-1,1,1-trifluoronon-2-en-2-yl]morpholine 122982-73-4 C13H22F3NO
    4-[(E)-1,1,1-trifluoronon-2-en-2-yl]morpholine
    —— 4-acetyl-2-hydroxy-2,5-dimethyl-1-(prop-2-yn-1-yl)-1H-pyrrol-3(2H)-one 1589010-94-5 C11H13NO3
    4-acetyl-2-hydroxy-2,5-dimethyl-1-(prop-2-yn-1-yl)-1H-pyrrol-3(2H)-one
    —— 4-[Methyl-(propane-1-sulfonyl)-amino]-benzenesulfonamide 91717-08-7 C10H16N2O4S2
    4-[Methyl-(propane-1-sulfonyl)-amino]-benzenesulfonamide
    —— 4,5-bis(4-ethyloctyl)benzene-1,2-diamine 1207196-49-3 C26H48N2
    4,5-bis(4-ethyloctyl)benzene-1,2-diamine
    —— 4-[(5,9,13-Trimethyl-4(E), 8(E), 12-tetradecatrienyl)oxy]benzenemethanol 141868-39-5 C24H36O2
    4-[(5,9,13-Trimethyl-4(E), 8(E), 12-tetradecatrienyl)oxy]benzenemethanol