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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-bromo-N-(2,2,2-trichloro-1-(4-chlorophenylamino)ethyl)furan-2-carboxamide 1208128-11-3 C13H9BrCl4N2O2
    4-bromo-N-(2,2,2-trichloro-1-(4-chlorophenylamino)ethyl)furan-2-carboxamide
    —— 4-Azanidylbutan-2-ylazanide;nitric acid;platinum(2+) 78036-81-4 C4H12N4O6Pt
    4-Azanidylbutan-2-ylazanide;nitric acid;platinum(2+)
    —— 4-(3-hydroxyestra-1,3,5(10),16-tetraen-16-yl)-2-methylene-4-butanolide 150585-14-1 C23H26O3
    4-(3-hydroxyestra-1,3,5(10),16-tetraen-16-yl)-2-methylene-4-butanolide
    —— 4-amino-2,5-dihydro-5,5-dimethyl-2-oxo-3-furancarboxylic acid 139003-89-7 C7H9NO4
    4-amino-2,5-dihydro-5,5-dimethyl-2-oxo-3-furancarboxylic acid
    —— 4-Methoxy-α,α,α-trifluoracetophenon-hydrat 110374-82-8 C9H9F3O3
    4-Methoxy-α,α,α-trifluoracetophenon-hydrat
    —— 4-(2-(Diethylamino)ethoxy)-7H-furo(3,2-g)chromen-7-one 65799-69-1 C17H19NO4
    4-(2-(Diethylamino)ethoxy)-7H-furo(3,2-g)chromen-7-one
    —— 4,4-bis[(3,5-dimethoxybenzoyloxy)methyl]-1,6-heptadiene 1098232-42-8 C27H32O8
    4,4-bis[(3,5-dimethoxybenzoyloxy)methyl]-1,6-heptadiene
    —— 4-carboxy-1-(4-methoxyphenyl)-6-methyl-1,5,7-octatriene 176220-15-8 C17H20O3
    4-carboxy-1-(4-methoxyphenyl)-6-methyl-1,5,7-octatriene
    —— 4-hydroxymethyl-1-(4-methoxyphenyl)-6-methyl-1,5,7-octatriene 176220-16-9 C17H22O2
    4-hydroxymethyl-1-(4-methoxyphenyl)-6-methyl-1,5,7-octatriene
    —— 4-(cyclopropylamino)-N-(2-methyl-5-(4-((4-methyl-1H-imidazole-1-yl)methyl)-3-(trifluoromethyl)phenylcarbamoyl)phenyl)thieno[3,2-d]pyrimidine-7-carboxamide 1318241-68-7 C30H26F3N7O2S
    4-(cyclopropylamino)-N-(2-methyl-5-(4-((4-methyl-1H-imidazole-1-yl)methyl)-3-(trifluoromethyl)phenylcarbamoyl)phenyl)thieno[3,2-d]pyrimidine-7-carboxamide
    —— 4-(coumarin-7-yloxy)-2-methyl-2(E)-butenal 78957-45-6 C14H12O4
    4-(coumarin-7-yloxy)-2-methyl-2(E)-butenal
    —— (4-Benzo[d]imidazo[2,1-b]thiazol-2-yl-phenyl)-acetic acid 81950-33-6 C17H12N2O2S
    (4-Benzo[d]imidazo[2,1-b]thiazol-2-yl-phenyl)-acetic acid
    —— [4,10-Dihydroxy-1,5-dimethyl-11-(2-methylprop-2-enoyloxy)spiro[8-oxatricyclo[7.2.1.02,7]dodec-5-ene-12,2'-oxirane]-2-yl]methyl 2-methylprop-2-enoate 81331-43-3 C23H30O8
    [4,10-Dihydroxy-1,5-dimethyl-11-(2-methylprop-2-enoyloxy)spiro[8-oxatricyclo[7.2.1.02,7]dodec-5-ene-12,2'-oxirane]-2-yl]methyl 2-methylprop-2-enoate
    —— 4-(3-(4-(cyclopropylamino)thieno[3,2-d]pyrimidine-7-carboxamido)-4-methylbenzamido)-2-(trifluoromethyl)benzyl methanesulfonate 1318241-67-6 C27H24F3N5O5S2
    4-(3-(4-(cyclopropylamino)thieno[3,2-d]pyrimidine-7-carboxamido)-4-methylbenzamido)-2-(trifluoromethyl)benzyl methanesulfonate
    —— 4-chloro-3,5-diethyltoluene-2,6-diamine 1373247-97-2 C11H17ClN2
    4-chloro-3,5-diethyltoluene-2,6-diamine
    —— (4-Benzo[d]imidazo[2,1-b]thiazol-2-yl-phenyl)-acetic acid ethyl ester 81950-37-0 C19H16N2O2S
    (4-Benzo[d]imidazo[2,1-b]thiazol-2-yl-phenyl)-acetic acid ethyl ester
    —— 4-Methyl-1,8-phenanthrolin 61352-00-9 C13H10N2
    4-Methyl-1,8-phenanthrolin
    —— 4-bromo-3,5-diethyltoluene-2,6-diamine 1373248-01-1 C11H17BrN2
    4-bromo-3,5-diethyltoluene-2,6-diamine
    —— 4-(4-nitrobenzylidene)-1-benzyl-2-phenylimidazol-5-one 300700-99-6 C23H17N3O3
    4-(4-nitrobenzylidene)-1-benzyl-2-phenylimidazol-5-one
    —— 4-(3-methoxyphenyl)-2-methylenebutyrolactone 192457-46-8 C12H12O3
    4-(3-methoxyphenyl)-2-methylenebutyrolactone
    —— [4-(5,6-Dihydro-imidazo[2,1-b]thiazol-3-yl)-phenyl]-acetic acid ethyl ester; hydrobromide 77006-37-2 BrH*C15H16N2O2S
    [4-(5,6-Dihydro-imidazo[2,1-b]thiazol-3-yl)-phenyl]-acetic acid ethyl ester; hydrobromide
    —— 4-bromo-3-(chloromercurio)-1-tosylindole 90481-79-1 C15H11BrClHgNO2S
    4-bromo-3-(chloromercurio)-1-tosylindole
    —— 4-(2-ethoxycarbonylallyl)-2,6-dimethoxypyrimidine-5-carbixylic acid ethyl ester 1009812-34-3 C15H20N2O6
    4-(2-ethoxycarbonylallyl)-2,6-dimethoxypyrimidine-5-carbixylic acid ethyl ester
    —— 4-{4-[4-(3,5-Bis-trimethylsilanylethynyl-phenylethynyl)-phenylethynyl]-phenyl}-2-methyl-but-3-yn-2-ol 625088-67-7 C37H36OSi2
    4-{4-[4-(3,5-Bis-trimethylsilanylethynyl-phenylethynyl)-phenylethynyl]-phenyl}-2-methyl-but-3-yn-2-ol
    —— 4.6-Diamino-2.2-dimethyl-1-<4-carbamoyl-phenyl>-1.2-dihydro-s-triazin 87871-34-9 C12H16N6O
    4.6-Diamino-2.2-dimethyl-1-<4-carbamoyl-phenyl>-1.2-dihydro-s-triazin
    —— 4-vinylhex-5-enoic acid 4-methoxybenzylamide 1374353-65-7 C16H21NO2
    4-vinylhex-5-enoic acid 4-methoxybenzylamide
    —— 4-chloro-2-<i>p</i>-tolyl-isoindoline-1,3-dione 80564-12-1 C15H10ClNO2
    4-chloro-2-<i>p</i>-tolyl-isoindoline-1,3-dione
    —— 4-(p-cyanophenyl)-2,6-di(quinolin-8-yl)-4-(p-tolyl)pyridine 1000861-00-6 C30H18N4
    4-(p-cyanophenyl)-2,6-di(quinolin-8-yl)-4-(p-tolyl)pyridine
    —— 4-isopropyl-2-methylenebutyrolactone 29044-01-7 C8H12O2
    4-isopropyl-2-methylenebutyrolactone
    —— (+/-)-4-(2-methoxyphenyl)-2-methylene-γ-butyrolactone 177776-72-6 C12H12O3
    (+/-)-4-(2-methoxyphenyl)-2-methylene-γ-butyrolactone
    —— (4-Oxo-3-phenyl-5-trifluoromethyl-4H-chromen-7-yloxy)-acetic acid 112953-51-2 C18H11F3O5
    (4-Oxo-3-phenyl-5-trifluoromethyl-4H-chromen-7-yloxy)-acetic acid
    —— 4-nitrophenyl 3-(tert-butyldiphenylsilanoxy)-2,2-dimethylpropylcarbamate 1352087-18-3 C28H34N2O5Si
    4-nitrophenyl 3-(tert-butyldiphenylsilanoxy)-2,2-dimethylpropylcarbamate
    —— 4-(6-chloro-2-methanesulfonyl-pyrimidin-4-yl)-piperazine-1-carboxylic acid tert-butyl ester 932046-79-2 C14H21ClN4O4S
    4-(6-chloro-2-methanesulfonyl-pyrimidin-4-yl)-piperazine-1-carboxylic acid tert-butyl ester
    —— 4,4',4'''',5'''-tetra-tert-butyl-5''-(4,4'-di-tert-butyl-[1,1'-biphenyl]-2-yl)-1,1':2',1'':3'',1''':2''',1''''-quinquephenyl 1356476-47-5 C66H78
    4,4',4'''',5'''-tetra-tert-butyl-5''-(4,4'-di-tert-butyl-[1,1'-biphenyl]-2-yl)-1,1':2',1'':3'',1''':2''',1''''-quinquephenyl
    —— 4-methoxy-5,5-dimethyl-3-[(E)-(p-nitro)cinnamoyl]furan-2(5H)-one 1428771-60-1 C16H15NO6
    4-methoxy-5,5-dimethyl-3-[(E)-(p-nitro)cinnamoyl]furan-2(5H)-one
    —— 4-((3-hydroxy-2,2-dimethylpropylamino)methyl)-N-((1R,3S)-3-hydroxycyclohexyl)-5-(4-(trifluoromethyl)phenyl)isoxazole-3-carboxamide 1237714-99-6 C23H30F3N3O4
    4-((3-hydroxy-2,2-dimethylpropylamino)methyl)-N-((1R,3S)-3-hydroxycyclohexyl)-5-(4-(trifluoromethyl)phenyl)isoxazole-3-carboxamide
    —— (4S,5S,6S,7S,8S)-ethyl 5,7-diacetamido-4,6,8-trihydroxy-2-methylenenonaoate 1264439-20-4 C16H28N2O7
    (4S,5S,6S,7S,8S)-ethyl 5,7-diacetamido-4,6,8-trihydroxy-2-methylenenonaoate
    —— 4-amino-N-(3-hydroxy-2,2-dimethyl-propyl)benzenesulfonamide 222037-06-1 C11H18N2O3S
    4-amino-N-(3-hydroxy-2,2-dimethyl-propyl)benzenesulfonamide
    —— 4-(3,5-bis((4-tert-butylphenyl)ethynyl)phenyl)-2-methylbut-3-yn-2-ol 872690-07-8 C35H36O
    4-(3,5-bis((4-tert-butylphenyl)ethynyl)phenyl)-2-methylbut-3-yn-2-ol
    —— 4-(cyclopropyl-{2-[2-fluoro-4-(3-hydroxy-2,2-dimethyl-propylcarbamoyl)-phenyl]-pyrimidine-5-carbonyl}-amino)-piperidine-1-carboxylic acid tert-butyl ester 1557033-44-9 C30H40FN5O5
    4-(cyclopropyl-{2-[2-fluoro-4-(3-hydroxy-2,2-dimethyl-propylcarbamoyl)-phenyl]-pyrimidine-5-carbonyl}-amino)-piperidine-1-carboxylic acid tert-butyl ester
    —— 4-[2-(3,4,5-Trimethoxyphenyl)-1,3-dithian-2-yl]-5-(trityloxymethyl)oxolan-2-one 76236-33-4 C37H38O6S2
    4-[2-(3,4,5-Trimethoxyphenyl)-1,3-dithian-2-yl]-5-(trityloxymethyl)oxolan-2-one
    —— 4'-benzyloxy-3,5-dibromobiphenyl 1126625-79-3 C19H14Br2O
    4'-benzyloxy-3,5-dibromobiphenyl
    —— (4R,5R)-2,2-diethyl-5-vinyl-1,3-dioxolane-4-carbaldehyde 1218790-10-3 C10H16O3
    (4R,5R)-2,2-diethyl-5-vinyl-1,3-dioxolane-4-carbaldehyde
    —— 4-ethyl-4-(naphthalen-1-yl)-2-(2-(trifluoromethyl)phenyl)-1,2-oxazetidin-3-one 1257246-04-0 C21H16F3NO2
    4-ethyl-4-(naphthalen-1-yl)-2-(2-(trifluoromethyl)phenyl)-1,2-oxazetidin-3-one
    —— 4-(3,5-dibromophenyl)-4-hydroxy-1-tert-butyloxycarbonylpiperidine 185843-79-2 C16H21Br2NO3
    4-(3,5-dibromophenyl)-4-hydroxy-1-tert-butyloxycarbonylpiperidine
    —— (4R,6R)-3-Acetyl-4-ethyl-6-methyl-5,6-dihydro-4λ<sup>4</sup>-[1,4]oxathiin-2-one 71254-58-5 C9H14O3S
    (4R,6R)-3-Acetyl-4-ethyl-6-methyl-5,6-dihydro-4λ<sup>4</sup>-[1,4]oxathiin-2-one
    —— 4-chloro-2,6-dinitro-N-(1,3-dimethylbutyl)-m-toluidine 40318-81-8 C13H18ClN3O4
    4-chloro-2,6-dinitro-N-(1,3-dimethylbutyl)-m-toluidine
    —— 4-[1-Benzenesulfonyl-5-(3,4-dimethoxy-phenyl)-1H-pyrrolo[2,3-b]pyridin-3-ylethynyl]-benzoic acid ethyl ester 880771-27-7 C32H26N2O6S
    4-[1-Benzenesulfonyl-5-(3,4-dimethoxy-phenyl)-1H-pyrrolo[2,3-b]pyridin-3-ylethynyl]-benzoic acid ethyl ester
    —— (4-Methoxy-3-oxo-1,3-dihydro-isobenzofuran-1-yl)-phosphonic acid dimethyl ester 135217-56-0 C11H13O6P
    (4-Methoxy-3-oxo-1,3-dihydro-isobenzofuran-1-yl)-phosphonic acid dimethyl ester
    —— 4-Methyl-2-(2-tritylsulfanyl-acetyl)-pentanoic acid methyl ester 186602-92-6 C28H30O3S
    4-Methyl-2-(2-tritylsulfanyl-acetyl)-pentanoic acid methyl ester