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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(5-isopropyl-6-methoxy-3,4-dihydro-[1]naphthyl)-butyric acid 109693-00-7 C18H24O3
    4-(5-isopropyl-6-methoxy-3,4-dihydro-[1]naphthyl)-butyric acid
    —— 4-Mercapto-nicotinsaeure-1-oxid 98139-08-3 C6H5NO3S
    4-Mercapto-nicotinsaeure-1-oxid
    —— 4-chloro-2,3-dihydro-1<i>H</i>-pyrido[3,2,1-<i>kl</i>]phenothiazin-3-ylamine 111526-86-4 C15H13ClN2S
    4-chloro-2,3-dihydro-1<i>H</i>-pyrido[3,2,1-<i>kl</i>]phenothiazin-3-ylamine
    —— 4,5-Diphenyl-3-benzoyl-pyrazol-(2,4-dinitrophenylhydrazon) 103798-78-3 C28H20N6O4
    4,5-Diphenyl-3-benzoyl-pyrazol-(2,4-dinitrophenylhydrazon)
    —— 4-(3-methyl-5-phenyl-pyrazol-1-yl)-5-phenyl-pyrimidine 100546-09-6 C20H16N4
    4-(3-methyl-5-phenyl-pyrazol-1-yl)-5-phenyl-pyrimidine
    —— 4-Brom-N-(di-O-methyl-phosphon)-benzamidin 91178-74-4 C9H12BrN2O3P
    4-Brom-N-(di-O-methyl-phosphon)-benzamidin
    —— 4'-Nitro-azobenzol-carbonsaeure-(4)-pyrrolidid 94674-31-4 C17H16N4O3
    4'-Nitro-azobenzol-carbonsaeure-(4)-pyrrolidid
    —— 4-(3-Chlor-benzoyloxy)-1.2-dihydro-spiro<phthalazin-1.2'-oxazolidin> 98173-08-1 C17H14ClN3O3
    4-(3-Chlor-benzoyloxy)-1.2-dihydro-spiro<phthalazin-1.2'-oxazolidin>
    —— 4-Methyl-4-methylmercapto-<1,2>dithiolan-3-on 89798-01-6 C5H8OS3
    4-Methyl-4-methylmercapto-<1,2>dithiolan-3-on
    —— 4-(2-ethynyl-4-(4-fluorophenyl)-1-methyl-1H-imidazol-5-yl)pyridine 1572047-38-1 C17H12FN3
    4-(2-ethynyl-4-(4-fluorophenyl)-1-methyl-1H-imidazol-5-yl)pyridine
    —— 4-(Adenin-9-yl)-3-butenoic Acid 83085-19-2 C9H9N5O2
    4-(Adenin-9-yl)-3-butenoic Acid
    —— 4-[5-fluoro-4-(2-fluoro-3-methoxy-5-methylphenyl)-2-oxopyridin-1(2H)-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide 1398502-80-1 C19H22F2N2O6S
    4-[5-fluoro-4-(2-fluoro-3-methoxy-5-methylphenyl)-2-oxopyridin-1(2H)-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide
    —— (4S)-2'-((2,2-difluorocyclopropyl)methoxy)-7'-(5-pyrimidinyl)spiro[1,3-oxazole-4,9'-xanthen]-2-amine 1215865-03-4 C23H18F2N4O3
    (4S)-2'-((2,2-difluorocyclopropyl)methoxy)-7'-(5-pyrimidinyl)spiro[1,3-oxazole-4,9'-xanthen]-2-amine
    —— 4-(2-Methyl-4-oxo-thiochroman-3-yl)-2,4-dioxo-butyric acid 75692-53-4 C14H12O5S
    4-(2-Methyl-4-oxo-thiochroman-3-yl)-2,4-dioxo-butyric acid
    —— 4-dodecyl-3-nitro-benzoic acid 102658-84-4 C19H29NO4
    4-dodecyl-3-nitro-benzoic acid
    —— 4-[o-bromo-p-N,N-di(ethoxycarbonylmethyl)aminophenyl]-2,6-di(trichloromethyl)-s-triazine 155600-21-8 C19H17BrCl6N4O4
    4-[o-bromo-p-N,N-di(ethoxycarbonylmethyl)aminophenyl]-2,6-di(trichloromethyl)-s-triazine
    —— 4-[4-(6-fluoro-benzo[b]thiophen-3-yl)-[1,4]diazapan-1-yl]pentylamine 452916-66-4 C18H26FN3S
    4-[4-(6-fluoro-benzo[b]thiophen-3-yl)-[1,4]diazapan-1-yl]pentylamine
    —— 4-[4-(1-Pyrrolidinylcarbonyl)benzyl]piperidine Hydrochloride 333987-82-9 C17H24N2O*ClH
    4-[4-(1-Pyrrolidinylcarbonyl)benzyl]piperidine Hydrochloride
    —— 4-hydroxy-3-nitro-7-(6-phenoxyhexoxy) coumarin 63361-16-0 C21H21NO7
    4-hydroxy-3-nitro-7-(6-phenoxyhexoxy) coumarin
    —— 4-<3-<4-(β-D-galactopyranosyloxy)-3-methoxyphenyl>-1-phenylallylidene>-3-methyl-1-phenyl-5-pyrazolone 148528-55-6 C32H32N2O8
    4-<3-<4-(β-D-galactopyranosyloxy)-3-methoxyphenyl>-1-phenylallylidene>-3-methyl-1-phenyl-5-pyrazolone
    —— 4,4-Dimethyl-5,6β-epoxy-A-homo-5β-cholestane-3,4a-dione 96574-92-4 C30H48O3
    4,4-Dimethyl-5,6β-epoxy-A-homo-5β-cholestane-3,4a-dione
    —— 4-ethyl-3-phenyl-2-furancarboxylic acid hydrazide 576170-45-1 C13H14N2O2
    4-ethyl-3-phenyl-2-furancarboxylic acid hydrazide
    —— 4-[4-oxo-2-[(1S,2R,3R)-1,2,3,4-tetrahydroxybutyl]-1,3-thiazolidin-3-yl]-N-pyridin-2-ylbenzenesulfonamide 1214992-15-0 C18H21N3O7S2
    4-[4-oxo-2-[(1S,2R,3R)-1,2,3,4-tetrahydroxybutyl]-1,3-thiazolidin-3-yl]-N-pyridin-2-ylbenzenesulfonamide
    —— 4'-fluoro-5-{[(5R,7S)-1-(3-fluorophenyl)-3,7-dimethyl-2,2-dioxido-2-thia-1,3,8-triazaspiro[4.5]dec-8-yl]methyl}-2'-methylbiphenyl-2-ol 1193783-28-6 C28H31F2N3O3S
    4'-fluoro-5-{[(5R,7S)-1-(3-fluorophenyl)-3,7-dimethyl-2,2-dioxido-2-thia-1,3,8-triazaspiro[4.5]dec-8-yl]methyl}-2'-methylbiphenyl-2-ol
    —— 4-(6-(cyclohexylamino)pyridin-3-yl)-N-(3-trifluoromethyl-4-((1S,4S)-5-methyl-2,5-diazabicyclo[2.2.1]heptan-2-yl)phenyl)pyrimidin-2-amine 1182183-97-6 C28H32F3N7
    4-(6-(cyclohexylamino)pyridin-3-yl)-N-(3-trifluoromethyl-4-((1S,4S)-5-methyl-2,5-diazabicyclo[2.2.1]heptan-2-yl)phenyl)pyrimidin-2-amine
    —— 4-((4-((2-bromophenyl)(cyano)methyl)pyrimidin-2-yl)amino)benzonitrile 1334320-23-8 C19H12BrN5
    4-((4-((2-bromophenyl)(cyano)methyl)pyrimidin-2-yl)amino)benzonitrile
    —— 4-Bromo-10-aza-tricyclo[6.3.2.0<sup>2,7</sup>]trideca-2(7),3,5,12-tetraen-9-one 40604-73-7 C12H10BrNO
    4-Bromo-10-aza-tricyclo[6.3.2.0<sup>2,7</sup>]trideca-2(7),3,5,12-tetraen-9-one
    —— [4-(2-methyl-imidazol-1-ylmethyl)-phenyl]-[4-(4-trimethylsilanylethynyl-thiophen-2-yl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl]-amine 1142948-01-3 C26H26N6SSi
    [4-(2-methyl-imidazol-1-ylmethyl)-phenyl]-[4-(4-trimethylsilanylethynyl-thiophen-2-yl)-7H-pyrrolo[2,3-d]pyrimidin-2-yl]-amine
    —— 4-oxo-1,5,9-triazacyclotridecan-1,9-dicarboxylic acid 1-tert-butyl ester 9-(2,2,2-trichloroethyl)ester 84927-09-3 C18H30Cl3N3O5
    4-oxo-1,5,9-triazacyclotridecan-1,9-dicarboxylic acid 1-tert-butyl ester 9-(2,2,2-trichloroethyl)ester
    —— 4-Phenylpyrimidine-2-malonaldehyde 28668-33-9 C13H10N2O2
    4-Phenylpyrimidine-2-malonaldehyde
    —— 4-acetyl-2-methoxy-3,4-dihydro-2H-1,4-benzoxazine-2-carboxylic acid methyl ester 96023-43-7 C13H15NO5
    4-acetyl-2-methoxy-3,4-dihydro-2H-1,4-benzoxazine-2-carboxylic acid methyl ester
    —— 4-Chloro-2-hydroxy-N-phenyl-5-sulfamoyl-benzamide 14293-32-4 C13H11ClN2O4S
    4-Chloro-2-hydroxy-N-phenyl-5-sulfamoyl-benzamide
    —— 4,6-Pyrimidinediamine, N4-[(2-chlorophenyl)methyl]-5-nitro-N6-[4-(2-phenyldiazenyl)phenyl]- 888260-62-6 C23H18ClN7O2
    4,6-Pyrimidinediamine, N4-[(2-chlorophenyl)methyl]-5-nitro-N6-[4-(2-phenyldiazenyl)phenyl]-
    —— 4-amino-4-pyrimidin-2-yl-but-3-en-2-one 65735-44-6 C8H9N3O
    4-amino-4-pyrimidin-2-yl-but-3-en-2-one
    —— 4-(7-chloro-[4]quinolylamino)-2-isopentylaminomethyl-phenol; dihydrochloride 132400-31-8 C21H24ClN3O*2ClH
    4-(7-chloro-[4]quinolylamino)-2-isopentylaminomethyl-phenol; dihydrochloride
    —— 4-oxo-2-phenyl-4H-chromene-7,8-diyl bis(t-butylcarbamate) 1609067-51-7 C25H28N2O6
    4-oxo-2-phenyl-4H-chromene-7,8-diyl bis(t-butylcarbamate)
    —— 4-({[({Imino[(1-naphthylmethyl)amino]methyl}amino)carbonyl]amino}methyl)-1-(2-methylbenzyl)piperidine 422568-16-9 C27H33N5O
    4-({[({Imino[(1-naphthylmethyl)amino]methyl}amino)carbonyl]amino}methyl)-1-(2-methylbenzyl)piperidine
    —— [4-[[4-Amino-5-(2,6-difluorobenzoyl)-1,3-thiazol-2-yl]amino]phenyl]-(3-hydroxypyrrolidin-1-yl)methanone 486416-10-8 C21H18F2N4O3S
    [4-[[4-Amino-5-(2,6-difluorobenzoyl)-1,3-thiazol-2-yl]amino]phenyl]-(3-hydroxypyrrolidin-1-yl)methanone
    —— {4-[(2-Aminooxy-ethyl)-benzyloxycarbonyl-amino]-butyl}-carbamic acid benzyl ester 183731-12-6 C22H29N3O5
    {4-[(2-Aminooxy-ethyl)-benzyloxycarbonyl-amino]-butyl}-carbamic acid benzyl ester
    —— 4-[2-(6-Oxo-6-piperidin-1-yl-hexylcarbamoyl)-2-(toluene-4-sulfonylamino)-ethyl]-thiobenzimidic acid methyl ester; hydriodide 90282-39-6 C29H40N4O4S2*HI
    4-[2-(6-Oxo-6-piperidin-1-yl-hexylcarbamoyl)-2-(toluene-4-sulfonylamino)-ethyl]-thiobenzimidic acid methyl ester; hydriodide
    —— 4-phenylacetyl 4-ALA pivaloyloxymethylester 119144-14-8 C22H26N2O9
    4-phenylacetyl 4-ALA pivaloyloxymethylester
    —— 4-[5-(3-Carbamimidoyl-phenoxy)-pentyloxy]-3-iodo-benzamidine 67833-90-3 C19H23IN4O2
    4-[5-(3-Carbamimidoyl-phenoxy)-pentyloxy]-3-iodo-benzamidine
    —— 4-(4-chlorobut-2-ynoxy)-6-methylchromen-2-one 177897-38-0 C14H11ClO3
    4-(4-chlorobut-2-ynoxy)-6-methylchromen-2-one
    —— 4-Dimethylamino-2,3,5,6-tetrafluorostyrol 29551-56-2 C10H9F4N
    4-Dimethylamino-2,3,5,6-tetrafluorostyrol
    —— 4-Nitro-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-imidazole-5-carboxamide 129966-71-8 C30H24N4O10
    4-Nitro-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-imidazole-5-carboxamide
    —— 4-acetyl-1-tert-butyl-3-isopropyl-3,4-dihydroquinoxalin-2(1H)-one 1139917-75-1 C17H24N2O2
    4-acetyl-1-tert-butyl-3-isopropyl-3,4-dihydroquinoxalin-2(1H)-one
    —— (4-tert-butylphenyl)methyl 2-methyl-3-oxobutanoate 127426-53-3 C16H22O3
    (4-tert-butylphenyl)methyl 2-methyl-3-oxobutanoate
    —— 4,7-anhydro-1,2,3-trideoxy-5,6,8-tri-O-benzoyl-D-allo-oct-1-ene 82921-67-3 C29H26O7
    4,7-anhydro-1,2,3-trideoxy-5,6,8-tri-O-benzoyl-D-allo-oct-1-ene
    —— 4-chloromethyl-2-(2-hydroxybenzylidenehydrazino)thiazole 24641-77-8 C11H10ClN3OS
    4-chloromethyl-2-(2-hydroxybenzylidenehydrazino)thiazole
    —— 4,4'-pentane-1,5-diylbissulfanyl-bis-morpholine 7257-70-7 C13H26N2O2S2
    4,4'-pentane-1,5-diylbissulfanyl-bis-morpholine