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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4,4',4''-((benzene-1,2,4-triyltris(methylene))tris(oxy))tris(methylbenzene) 633299-88-4 C30H30O3
4,4',4''-((benzene-1,2,4-triyltris(methylene))tris(oxy))tris(methylbenzene)
—— 4-hydroxy-4-(thiazol-2-yl)cyclohexanone 708274-03-7 C9H11NO2S
4-hydroxy-4-(thiazol-2-yl)cyclohexanone
—— 4-methyl-N-(1-methyl-1H-pyrrolo[2,3-b]pyridin-2(3H)-ylidene)benzenesulfonamide 1006728-12-6 C15H15N3O2S
4-methyl-N-(1-methyl-1H-pyrrolo[2,3-b]pyridin-2(3H)-ylidene)benzenesulfonamide
—— 4-methyl-5H-pyrrolo[3,2-d]pyrimidine-7-carboxylic acid [2,6-difluoro-3-(propane-1-sulfonylamino)phenyl]amide 1269667-23-3 C17H17F2N5O3S
4-methyl-5H-pyrrolo[3,2-d]pyrimidine-7-carboxylic acid [2,6-difluoro-3-(propane-1-sulfonylamino)phenyl]amide
—— 4-(4-5-[(2R,6S)-2,6-Dimethyltetrahydro-1(2H)-pyridinyl]pentyl-3-oxo-3,4-dihydro-2H-1,4-benzothiazin-2-yl)-2-pyridinecarboximidamide 244617-24-1 C26H35N5OS
4-(4-5-[(2R,6S)-2,6-Dimethyltetrahydro-1(2H)-pyridinyl]pentyl-3-oxo-3,4-dihydro-2H-1,4-benzothiazin-2-yl)-2-pyridinecarboximidamide
—— 4-((3-((3-Morpholinophenoxy)methyl)benzyl)oxy)benzonitrile 1443645-67-7 C25H24N2O3
4-((3-((3-Morpholinophenoxy)methyl)benzyl)oxy)benzonitrile
—— 4-butoxy-benzoic acid-(3-diethylamino-1,1-dimethyl-propyl ester) 110746-51-5 C20H33NO3
4-butoxy-benzoic acid-(3-diethylamino-1,1-dimethyl-propyl ester)
—— 4-iodo-3-methyl-2-hydroxybenzophenone 194784-86-6 C14H11IO2
4-iodo-3-methyl-2-hydroxybenzophenone
—— 4-bromo-2-methoxy-5-[2-(5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinolin-5-yl)-ethyl]-phenol; hydrochloride 65677-99-8 C19H20BrNO4*ClH
4-bromo-2-methoxy-5-[2-(5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinolin-5-yl)-ethyl]-phenol; hydrochloride
—— (4-benzylsulfanyl-phenoxy)-acetic acid 3897-12-9 C15H14O3S
(4-benzylsulfanyl-phenoxy)-acetic acid
—— 4-methyl-1-(nitromethylsulphonyl)piperazine 132251-75-3 C6H13N3O4S
4-methyl-1-(nitromethylsulphonyl)piperazine
—— 4-(4-fluorophenoxy)-3-nitrobenzoic acid anhydride 871822-17-2 C26H14F2N2O9
4-(4-fluorophenoxy)-3-nitrobenzoic acid anhydride
—— [4-tert-butyl-N2-(diisopropylphosphino)-N1-(2,6-dimethylphenyl)benzamidine](THF)CrCl3 1313714-88-3 C29H45Cl3CrN2OP
[4-tert-butyl-N2-(diisopropylphosphino)-N1-(2,6-dimethylphenyl)benzamidine](THF)CrCl3
—— [4-(3-Ethyl-3-methyl-2,5-dioxo-pyrrolidin-1-yl)-benzenesulfonylamino]-acetic acid ethyl ester 17101-08-5 C17H22N2O6S
[4-(3-Ethyl-3-methyl-2,5-dioxo-pyrrolidin-1-yl)-benzenesulfonylamino]-acetic acid ethyl ester
—— 4,5-Dimethyl-1-(4-fluorphenyl)-imidazol 802302-09-6 C11H11FN2
4,5-Dimethyl-1-(4-fluorphenyl)-imidazol
—— 4-{[3,4-bis(pentafluoroethyl)-1H-pyrazol-1-yl]methyl}aniline 1207089-12-0 C14H9F10N3
4-{[3,4-bis(pentafluoroethyl)-1H-pyrazol-1-yl]methyl}aniline
—— 4-Chloro-5-(5,5-dimethyl-2-thioxo-2λ<sup>5</sup>-[1,3,2]dioxaphosphinan-2-yloxy)-2-ethyl-2H-pyridazin-3-one 76105-54-9 C11H16ClN2O4PS
4-Chloro-5-(5,5-dimethyl-2-thioxo-2λ<sup>5</sup>-[1,3,2]dioxaphosphinan-2-yloxy)-2-ethyl-2H-pyridazin-3-one
—— 4-(1-Methyl-cyclobut-2-enyl)-benzonitrile 75749-91-6 C12H11N
4-(1-Methyl-cyclobut-2-enyl)-benzonitrile
—— 4-{[1-(4-bromo-phenyl)-4,6-dioxo-3-phenyl-2-thioxo-tetrahydro-pyrimidin-5-ylidene]-hydrazino}-<i>N</i>-pyrimidin-2-yl-benzenesulfonamide 75065-82-6 C26H18BrN7O4S2
4-{[1-(4-bromo-phenyl)-4,6-dioxo-3-phenyl-2-thioxo-tetrahydro-pyrimidin-5-ylidene]-hydrazino}-<i>N</i>-pyrimidin-2-yl-benzenesulfonamide
—— 4-methyl-2-(3-methyl-ureido)-thiazole-5-carboxylic acid anilide 40050-99-5 C13H14N4O2S
4-methyl-2-(3-methyl-ureido)-thiazole-5-carboxylic acid anilide
—— 4-(3,4-dimethoxybenzyl)-2-phenylthiazole 1167412-61-4 C18H17NO2S
4-(3,4-dimethoxybenzyl)-2-phenylthiazole
—— 4-[3-(4-carboxyphenyl)-4,4-bis(4-chlorophenyl)-5-oxo-2-sulfanylideneimidazolidin-1-yl]benzoic acid 73076-18-3 C29H18Cl2N2O5S
4-[3-(4-carboxyphenyl)-4,4-bis(4-chlorophenyl)-5-oxo-2-sulfanylideneimidazolidin-1-yl]benzoic acid
—— 4-methyl-N-[N-(4-methylphenyl)sulfonyl-S-(2-phenylprop-2-enyl)sulfinimidoyl]benzenesulfonamide 58647-50-0 C23H24N2O4S3
4-methyl-N-[N-(4-methylphenyl)sulfonyl-S-(2-phenylprop-2-enyl)sulfinimidoyl]benzenesulfonamide
—— 4-(2-fluorophenylsulfonyl)-1-[2-(2,4-difluorophenyl)ethyl]piperidine, hydrochloride 349664-98-8 C19H20F3NO2S*ClH
4-(2-fluorophenylsulfonyl)-1-[2-(2,4-difluorophenyl)ethyl]piperidine, hydrochloride
—— 4-Brom-3,5-bis(tert-butylthio)-2-phenylthiophen 76202-72-7 C18H23BrS3
4-Brom-3,5-bis(tert-butylthio)-2-phenylthiophen
—— 4-Methyl-umbelliferon-8-N,N-dimethyl-thioformamid 5112-56-1 C13H13NO3S
4-Methyl-umbelliferon-8-N,N-dimethyl-thioformamid
—— 4.7-Dichlor-3-ethoxycarbonyl-5-hydroxy-2-methyl-benzofuran 6172-27-6 C12H10Cl2O4
4.7-Dichlor-3-ethoxycarbonyl-5-hydroxy-2-methyl-benzofuran
—— 4-[3-(1-bromo-ethyl)-4-methoxy-phenyl]-5<i>H</i>-furan-2-one 14360-41-9 C13H13BrO3
4-[3-(1-bromo-ethyl)-4-methoxy-phenyl]-5<i>H</i>-furan-2-one
—— 4-Anilino-2-(2-chlor-phenyl)-chinolin-3-carbonsaeure 7025-48-1 C22H15ClN2O2
4-Anilino-2-(2-chlor-phenyl)-chinolin-3-carbonsaeure
—— 4-(β-Methoxy-ethoxy)-1-benzoyl-pyrazol 16407-15-1 C13H14N2O3
4-(β-Methoxy-ethoxy)-1-benzoyl-pyrazol
—— 4-benzoylamino-2-ethyl-1,1-dioxo-1λ<sup>6</sup>-[1,2]thiazinan-3-one 14079-02-8 C13H16N2O4S
4-benzoylamino-2-ethyl-1,1-dioxo-1λ<sup>6</sup>-[1,2]thiazinan-3-one
—— (4-methoxy-benzylidene)-hydrazinecarboxylic acid 3-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-purin-7-yl)-2-hydroxy-propyl ester 18203-89-9 C19H22N6O6
(4-methoxy-benzylidene)-hydrazinecarboxylic acid 3-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-purin-7-yl)-2-hydroxy-propyl ester
—— 4-Hydroxy-4',5,7-trimethoxyisoflavan 5128-77-8 C18H20O5
4-Hydroxy-4',5,7-trimethoxyisoflavan
—— 4-Butyl-2-(4-iodo-phenyl)-5-methyl-2,4-dihydro-pyrazol-3-one 24664-27-5 C14H17IN2O
4-Butyl-2-(4-iodo-phenyl)-5-methyl-2,4-dihydro-pyrazol-3-one
—— (4E,8E)-Dodeca-4,8-dienedioic acid dimethyl ester 39155-19-6 C14H22O4
(4E,8E)-Dodeca-4,8-dienedioic acid dimethyl ester
—— 4-(4-ethoxy-phenylazo)-3,5-dimethyl-pyrazole-1-carbothioic acid amide 29147-33-9 C14H17N5OS
4-(4-ethoxy-phenylazo)-3,5-dimethyl-pyrazole-1-carbothioic acid amide
—— ({(4-Methoxy-benzyl)-[(4-methoxy-benzylcarbamoyl)-methyl]-carbamoyl}-methyl)-triphenyl-phosphonium; bromide 144775-07-5 Br*C38H38N2O4P
({(4-Methoxy-benzyl)-[(4-methoxy-benzylcarbamoyl)-methyl]-carbamoyl}-methyl)-triphenyl-phosphonium; bromide
—— 4-[(E)-4-Amino-phenylimino]-2,3,5-trimethyl-cyclohexa-2,5-dienone 29807-69-0 C15H16N2O
4-[(E)-4-Amino-phenylimino]-2,3,5-trimethyl-cyclohexa-2,5-dienone
—— 4-{[4-(4,6-Dimethylpyrimidin-2-ylsulfamoyl)-phenylamino]-methyl}-benzoic acid methyl ester 491600-62-5 C21H22N4O4S
4-{[4-(4,6-Dimethylpyrimidin-2-ylsulfamoyl)-phenylamino]-methyl}-benzoic acid methyl ester
—— <4-Dichloracetamino-benzyl>-penicillin 47633-54-5 C18H19Cl2N3O5S
<4-Dichloracetamino-benzyl>-penicillin
—— 4-Carboethoxy-2-brom-cyclohexanon-ethylenketal 22650-21-1 C11H17BrO4
4-Carboethoxy-2-brom-cyclohexanon-ethylenketal
—— 4-Brom-4-(5-nitro-2-furyl)-3-buten-2-on-amidinohydrazon 21739-06-0 C9H10BrN5O3
4-Brom-4-(5-nitro-2-furyl)-3-buten-2-on-amidinohydrazon
—— 4,4'-Dicarboxy-bipyrazolyl-(5,5') 16267-24-6 C8H6N4O4
4,4'-Dicarboxy-bipyrazolyl-(5,5')
—— 4-bromo-2-(α-(cyclohexyloxy)-4-chlorobenzyl)-5-(trifluoromethyl)-1H-pyrrole-3-carbonitrile 1614231-74-1 C19H17BrClF3N2O
4-bromo-2-(α-(cyclohexyloxy)-4-chlorobenzyl)-5-(trifluoromethyl)-1H-pyrrole-3-carbonitrile
—— 4-[2-(5-Methyl-2,3-dioxo-2,3-dihydro-indol-1-yl)-acetyl]-piperazine-1-carboxylic acid tert-butyl ester 319492-14-3 C20H25N3O5
4-[2-(5-Methyl-2,3-dioxo-2,3-dihydro-indol-1-yl)-acetyl]-piperazine-1-carboxylic acid tert-butyl ester
—— 4-(2-(4-amino-1,2,5-oxadiazol-3-yl)-1-ethyl-6-{[(3S)-1,2,3,4-tetrahydro-3-isoquinolinylmethyl]oxy}-1H-imidazo[4,5-c]pyridin-4-yl)-2-methyl-3-butyn-2-ol 913642-00-9 C25H27N7O3
4-(2-(4-amino-1,2,5-oxadiazol-3-yl)-1-ethyl-6-{[(3S)-1,2,3,4-tetrahydro-3-isoquinolinylmethyl]oxy}-1H-imidazo[4,5-c]pyridin-4-yl)-2-methyl-3-butyn-2-ol
—— 4-ethoxy-6-hydroxy-benzofuran-5-carboxylic acid 99846-36-3 C11H10O5
4-ethoxy-6-hydroxy-benzofuran-5-carboxylic acid
—— 4H-Pyrimido[4,5-d]azepin-4-one, 7-[2-(3,4-dihydro-2(1H)-isoquinolinyl)-1-oxopropyl]-3,5,6,7,8,9-hexahydro-2-methyl- 1268957-09-0 C21H26N4O2
4H-Pyrimido[4,5-d]azepin-4-one, 7-[2-(3,4-dihydro-2(1H)-isoquinolinyl)-1-oxopropyl]-3,5,6,7,8,9-hexahydro-2-methyl-
—— 4-[7-(chloromethyl)-1-ethyl-4-phenyl-1H-imidazo[4,5-c]pyridin-2-yl]-1,2,5-oxadiazol-3-amine 842145-89-5 C17H15ClN6O
4-[7-(chloromethyl)-1-ethyl-4-phenyl-1H-imidazo[4,5-c]pyridin-2-yl]-1,2,5-oxadiazol-3-amine
—— (4R,5R)-4-(furan-2-yl)-5-methyl-1,3-oxazolidin-2-one 122762-44-1 C8H9NO3
(4R,5R)-4-(furan-2-yl)-5-methyl-1,3-oxazolidin-2-one