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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-<β-(Pyridyl-2)-ethylamino>-6-chlor-pyrimidin 19808-21-0 C11H11ClN4
    4-<β-(Pyridyl-2)-ethylamino>-6-chlor-pyrimidin
    —— 4-benzoylamino-7-(2-desoxy-β-D-erythro-pentofuranosyl)-3'-O-(diisopropylmethylphosphoramidito)-5'-O-(4,4'-dimethoxytrityl)-7H-pyrrolo-<2,3-d>pyrimidin 98921-82-5 C46H52N5O7P
    4-benzoylamino-7-(2-desoxy-β-D-erythro-pentofuranosyl)-3'-O-(diisopropylmethylphosphoramidito)-5'-O-(4,4'-dimethoxytrityl)-7H-pyrrolo-<2,3-d>pyrimidin
    —— 4-chloromethyl-2,3'-dimethyldiphenylmethane 160505-56-6 C16H17Cl
    4-chloromethyl-2,3'-dimethyldiphenylmethane
    —— [(4,5-bis(2,6-diisopropylanilido)-2,7-di-tert-butyl-9,9-dimethylxanthene)2Th(CH2Ph)][PhCH2B(C6F5)3] 1005456-02-9 C25H7BF15*C54H69N2OTh
    [(4,5-bis(2,6-diisopropylanilido)-2,7-di-tert-butyl-9,9-dimethylxanthene)2Th(CH2Ph)][PhCH2B(C6F5)3]
    —— 4-{4-[(anthracene-9-carbonyl)-amino]-3,5-dimethyl-phenyl}-4-{3,5-dimethyl-4-[(4-nitro-1H-pyrrole-2-carbonyl)-amino]-phenyl}-piperidine-1-carboxylic acid benzyl ester 402912-79-2 C49H45N5O6
    4-{4-[(anthracene-9-carbonyl)-amino]-3,5-dimethyl-phenyl}-4-{3,5-dimethyl-4-[(4-nitro-1H-pyrrole-2-carbonyl)-amino]-phenyl}-piperidine-1-carboxylic acid benzyl ester
    —— <4-Amino-2-nitro-phenyl>-cyclopentan 91180-95-9 C11H14N2O2
    <4-Amino-2-nitro-phenyl>-cyclopentan
    —— 4-chloro-5-(3-cyclopropyl-2-t-butyloxycarbonyl-1,3-dioxoprop-1-yl)-3-methoxy-2-methylbenzo[b]thiophene 162506-31-2 C21H23ClO5S
    4-chloro-5-(3-cyclopropyl-2-t-butyloxycarbonyl-1,3-dioxoprop-1-yl)-3-methoxy-2-methylbenzo[b]thiophene
    —— {[(4-hydroxy-2-oxo-1-{[6-(trifluoromethyl)pyridin-3-yl]methyl}-1,2-dihydro-1,8-naphthyridin-3-yl)carbonyl]amino}acetic acid 1073230-60-0 C18H13F3N4O5
    {[(4-hydroxy-2-oxo-1-{[6-(trifluoromethyl)pyridin-3-yl]methyl}-1,2-dihydro-1,8-naphthyridin-3-yl)carbonyl]amino}acetic acid
    —— 4-[4-(3-diethylamino-2-hydroxy-propylamino)-phenylazo]-benzenesulfonic acid amide 95424-66-1 C19H27N5O3S
    4-[4-(3-diethylamino-2-hydroxy-propylamino)-phenylazo]-benzenesulfonic acid amide
    —— 4-Hydroxy-4,5-seco-cholestanon-5 22041-80-1 C27H48O2
    4-Hydroxy-4,5-seco-cholestanon-5
    —— 4-chloro-N-{2-[2-(8-ethyl-5,6-dimethyl-7H-imidazo[4,5-c]tetrazolo[1,5-a]pyridin-7-yl)ethoxy]ethyl}butanamide 634927-91-6 C18H26ClN7O2
    4-chloro-N-{2-[2-(8-ethyl-5,6-dimethyl-7H-imidazo[4,5-c]tetrazolo[1,5-a]pyridin-7-yl)ethoxy]ethyl}butanamide
    —— (4R,4aS,7S,7aR)-7-(2-((tert-butyldiphenylsilyl)oxy)ethyl)-4-(3,4-dimethoxyphenyl)-7-vinylhexahydrocyclopenta[b]pyran-2(3H)-one 1386992-08-0 C36H44O5Si
    (4R,4aS,7S,7aR)-7-(2-((tert-butyldiphenylsilyl)oxy)ethyl)-4-(3,4-dimethoxyphenyl)-7-vinylhexahydrocyclopenta[b]pyran-2(3H)-one
    —— 4-oxo-N-(3-propan-2-yloxypropyl)-1-propyl-5H-[1,2,4]triazolo[4,3-a]quinoxaline-7-carboxamide 1243156-90-2 C19H25N5O3
    4-oxo-N-(3-propan-2-yloxypropyl)-1-propyl-5H-[1,2,4]triazolo[4,3-a]quinoxaline-7-carboxamide
    —— [4-methoxymethyl-6-methyl-2-(4-trifluoromethyl-phenyl)-pyrimidin-5-yl]-methanol 851508-90-2 C15H15F3N2O2
    [4-methoxymethyl-6-methyl-2-(4-trifluoromethyl-phenyl)-pyrimidin-5-yl]-methanol
    —— 4-{5-ethyl-6-[2-(3-fluoro-phenyl)-imidazol-1-ylmethyl]-pyridazin-3-yl}-morpholine 679405-81-3 C20H22FN5O
    4-{5-ethyl-6-[2-(3-fluoro-phenyl)-imidazol-1-ylmethyl]-pyridazin-3-yl}-morpholine
    —— 4-iodo-6,7-dimethoxy-1-naphthylamine 1235871-76-7 C12H12INO2
    4-iodo-6,7-dimethoxy-1-naphthylamine
    —— 4-(tert-butyldimethylsilanyl)-3-[4-(tert-butyldimethylsilanyl)but-3-ynyl]-1,2-dithiete 1,1-dioxide 1319722-86-5 C18H34O2S2Si2
    4-(tert-butyldimethylsilanyl)-3-[4-(tert-butyldimethylsilanyl)but-3-ynyl]-1,2-dithiete 1,1-dioxide
    —— 4-Bromo-2-phenyltriazole 77896-57-2 C8H6BrN3
    4-Bromo-2-phenyltriazole
    —— 4-[(Z)-methoxycarbonylmethylene]-2-oxo-1,2,3,5-tetrahydro-4H-pyrido[2,3-b][1,4]diazepine 1456711-34-4 C11H11N3O3
    4-[(Z)-methoxycarbonylmethylene]-2-oxo-1,2,3,5-tetrahydro-4H-pyrido[2,3-b][1,4]diazepine
    —— 4-Methoxy-9-(morpholine-4-sulfonyl)-furo[3,2-g]chromen-7-one 96944-90-0 C16H15NO7S
    4-Methoxy-9-(morpholine-4-sulfonyl)-furo[3,2-g]chromen-7-one
    —— 4-(2-chloro-4-(trifluoromethyl)phenyl)piperidine hydrochloride 1004774-93-9 C12H13ClF3N*ClH
    4-(2-chloro-4-(trifluoromethyl)phenyl)piperidine hydrochloride
    —— 4-(2,2-dichlorocyclopropyl)-1-butene 17725-78-9 C7H10Cl2
    4-(2,2-dichlorocyclopropyl)-1-butene
    —— 4-(azetidine-1-carbonyl)-2-methyl-2H-pyrazole-3-carboxylic acid [2-(2,5-diphenyl-2H-[1,2,4]triazol-3-yl)-ethyl]-amide 1426443-67-5 C25H25N7O2
    4-(azetidine-1-carbonyl)-2-methyl-2H-pyrazole-3-carboxylic acid [2-(2,5-diphenyl-2H-[1,2,4]triazol-3-yl)-ethyl]-amide
    —— 4-benzenesulfonyl-1-ethyl-2-nitro-benzene 10342-68-4 C14H13NO4S
    4-benzenesulfonyl-1-ethyl-2-nitro-benzene
    —— 4-Thiocyanatobutyl prop-2-enoate 139883-22-0 C8H11NO2S
    4-Thiocyanatobutyl prop-2-enoate
    —— 4-(2-acetoxyimino-1-phenyl-propyl)-3-phenyl-2H-isoxazol-5-one 111271-66-0 C20H18N2O4
    4-(2-acetoxyimino-1-phenyl-propyl)-3-phenyl-2H-isoxazol-5-one
    —— 4-[4-[2-[1-(5-Chloropyrimidin-2-yl)piperidin-4-yl]oxy-1,3-benzothiazol-6-yl]piperazin-1-yl]sulfonylbutan-1-ol 1346625-39-5 C24H31ClN6O4S2
    4-[4-[2-[1-(5-Chloropyrimidin-2-yl)piperidin-4-yl]oxy-1,3-benzothiazol-6-yl]piperazin-1-yl]sulfonylbutan-1-ol
    —— 4-O-Acetyl-7-cyano-5,7-dehydro-6,14-endo-etheno-6-O-methyldihydrothebainol 16558-87-5 C24H26N2O4
    4-O-Acetyl-7-cyano-5,7-dehydro-6,14-endo-etheno-6-O-methyldihydrothebainol
    —— 4,4'-Bis-(4-methyl-phenylaminomethyl)-diphenyldisulfid 2948-35-8 C28H28N2S2
    4,4'-Bis-(4-methyl-phenylaminomethyl)-diphenyldisulfid
    —— 4-Acetoxy-2-(N-acetyl-N-benzyl-aminomethyl)-phenol 1753-69-1 C18H19NO4
    4-Acetoxy-2-(N-acetyl-N-benzyl-aminomethyl)-phenol
    —— 4-(4-Bromo-phenyl)-3-(4-chloro-phenyl)-4-cyano-butyric acid ethyl ester 111928-49-5 C19H17BrClNO2
    4-(4-Bromo-phenyl)-3-(4-chloro-phenyl)-4-cyano-butyric acid ethyl ester
    —— 4-acetamido-4,4-diethoxycarbonyl-1,2-diphenylbutan-1-one 158630-18-3 C24H27NO6
    4-acetamido-4,4-diethoxycarbonyl-1,2-diphenylbutan-1-one
    —— 4-(2,4-dimethoxyphenyl)-2-phenyl-6-(2-pyridyl)-4,5-dihydro-1,2,4-triazin-3-(2H)-one 404932-88-3 C22H20N4O3
    4-(2,4-dimethoxyphenyl)-2-phenyl-6-(2-pyridyl)-4,5-dihydro-1,2,4-triazin-3-(2H)-one
    —— 4,6-diethyl-2-hydroxypyrimidine hydrochloride 65267-51-8 C8H12N2O*ClH
    4,6-diethyl-2-hydroxypyrimidine hydrochloride
    —— 4-[(3-Methyl-but-2-enyl)-(4-phenethyl-phenyl)-amino]-piperidine-1-carboxylic acid tert-butyl ester 241499-63-8 C29H40N2O2
    4-[(3-Methyl-but-2-enyl)-(4-phenethyl-phenyl)-amino]-piperidine-1-carboxylic acid tert-butyl ester
    —— 4-(ethoxycarbonyl)-2-formyl-3-heptylpyrrole 1394980-09-6 C15H23NO3
    4-(ethoxycarbonyl)-2-formyl-3-heptylpyrrole
    —— 4-benzyloxy-1-methyl-1,2,4-triazolium triflate 873589-90-3 CF3O3S*C10H12N3O
    4-benzyloxy-1-methyl-1,2,4-triazolium triflate
    —— 4,10-bis(5-bromothiophen-2-yl)-7-[4-(heptadecan-9-yloxy)-phenyl]-6H-[1,2,5]thiadiazole[3,4-g]benzoimidazole 1250830-84-2 C38H44Br2N4OS3
    4,10-bis(5-bromothiophen-2-yl)-7-[4-(heptadecan-9-yloxy)-phenyl]-6H-[1,2,5]thiadiazole[3,4-g]benzoimidazole
    —— 4-{2-butyl-5-[(S)-2-hydroxycarbamoyl-1-(4-methylbenzyl)ethylcarbamoyl] imidazol-1-ylmethyl}benzoic acid 1073546-28-7 C27H32N4O5
    4-{2-butyl-5-[(S)-2-hydroxycarbamoyl-1-(4-methylbenzyl)ethylcarbamoyl] imidazol-1-ylmethyl}benzoic acid
    —— 4-tert-butyl-N-(7-(6,7-dihydro-2H-pyrazolo[4,3-c]pyridin-5(4H)-yl)pyrazolo[1,5-a]pyrimidin-5-yl)benzamide 1189853-53-9 C23H25N7O
    4-tert-butyl-N-(7-(6,7-dihydro-2H-pyrazolo[4,3-c]pyridin-5(4H)-yl)pyrazolo[1,5-a]pyrimidin-5-yl)benzamide
    —— 4-(2-chloro-thiazol-4-ylmethoxy)-1H-indole-2-carboxylic acid 1050425-92-7 C13H9ClN2O3S
    4-(2-chloro-thiazol-4-ylmethoxy)-1H-indole-2-carboxylic acid
    —— [4-(3-benzenesulfonylamino-benzene-sulfonyl-amino)-4,5,6,7-tetrahydro-indazol-1-yl]-acetic acid 1204533-47-0 C21H22N4O6S2
    [4-(3-benzenesulfonylamino-benzene-sulfonyl-amino)-4,5,6,7-tetrahydro-indazol-1-yl]-acetic acid
    —— (4-chlorophenyl)(2-isocyanophenyl)methanol 1160653-24-6 C14H10ClNO
    (4-chlorophenyl)(2-isocyanophenyl)methanol
    —— 4-(5-((1S)-1-(3-fluorophenyl)-2,2-dimethyl-3-oxo-3-(1,3,4-thiadiazol-2-ylamino)propyl)-2-thienyl)-N,N-dimethylbenzamide 1025663-12-0 C26H25FN4O2S2
    4-(5-((1S)-1-(3-fluorophenyl)-2,2-dimethyl-3-oxo-3-(1,3,4-thiadiazol-2-ylamino)propyl)-2-thienyl)-N,N-dimethylbenzamide
    —— [4-(3-Bromo-propyl)-phenyl]-p-tolyl-methanone 142798-86-5 C17H17BrO
    [4-(3-Bromo-propyl)-phenyl]-p-tolyl-methanone
    —— 4-cyclobutyl-5-(5-ethyl-1H-imidazol-2-yl)-2-methylbenzoic acid 1399183-15-3 C17H20N2O2
    4-cyclobutyl-5-(5-ethyl-1H-imidazol-2-yl)-2-methylbenzoic acid
    —— 4-(diethylamino)-5,6,7,8-tetrahydro-2-isopropyl-3-methylbenzo<4,5>thieno<2,3-b>pyridine 108561-28-0 C19H28N2S
    4-(diethylamino)-5,6,7,8-tetrahydro-2-isopropyl-3-methylbenzo<4,5>thieno<2,3-b>pyridine
    —— (4-chloro-2-fluoro-6-methoxyphenyl)lithium 1126310-46-0 C7H5ClFLiO
    (4-chloro-2-fluoro-6-methoxyphenyl)lithium
    —— [4-(Benzo[b]thiophen-2-yl)-5-methyl-pyrimidin-2-yl]-[3-(piperazin-1-yl)-propyl]-amine 946518-53-2 C20H25N5S
    [4-(Benzo[b]thiophen-2-yl)-5-methyl-pyrimidin-2-yl]-[3-(piperazin-1-yl)-propyl]-amine
    —— 4-(tetrahydro-pyran-4-carbonyl)-[1,4]diazepane-1-carboxylic acid (5-sec-butyl-2-methyl-2H-pyrazol-3-yl)-amide 1028853-49-7 C20H33N5O3
    4-(tetrahydro-pyran-4-carbonyl)-[1,4]diazepane-1-carboxylic acid (5-sec-butyl-2-methyl-2H-pyrazol-3-yl)-amide