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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-vinylbenzyl methoxytetrakis(oxyethylene) ether 59990-87-3 C18H28O5
    4-vinylbenzyl methoxytetrakis(oxyethylene) ether
    —— 4-[2-(2-Dimethylaminoethyl)tetrazol-5-yl]phenyl pivalate Hydrochloride 172353-09-2 C16H23N5O2*ClH
    4-[2-(2-Dimethylaminoethyl)tetrazol-5-yl]phenyl pivalate Hydrochloride
    —— 4-Bromo-1-chloro-6-(trifluoromethyl)isoquinoline 2137601-21-7 C10H4BrClF3N
    4-Bromo-1-chloro-6-(trifluoromethyl)isoquinoline
    —— 4,5-dihydro-6-[(4-acetonyl)phenyl]-3(2H)-pyridazinone 113758-31-9 C13H14N2O2
    4,5-dihydro-6-[(4-acetonyl)phenyl]-3(2H)-pyridazinone
    —— 4-[6-(4-Chlorophenyl)-2-(chromen-2-ylideneamino)pyrimidin-4-yl]phenol 951778-41-9 C25H16ClN3O2
    4-[6-(4-Chlorophenyl)-2-(chromen-2-ylideneamino)pyrimidin-4-yl]phenol
    —— 4a,5,8,8a-Tetrahydro-2H-thiopyrano[2,3-c]pyran-6-one 116012-88-5 C8H10O2S
    4a,5,8,8a-Tetrahydro-2H-thiopyrano[2,3-c]pyran-6-one
    —— 4-(2-bromophenyl)-6-(1H-indol-3-yl)-3-methyl-1-phenyl-1H-pyrazolo[3,4-b]pyridine-5-carbonitrile 1026993-60-1 C28H18BrN5
    4-(2-bromophenyl)-6-(1H-indol-3-yl)-3-methyl-1-phenyl-1H-pyrazolo[3,4-b]pyridine-5-carbonitrile
    —— 4-Methyl-4-(2-oxo-2λ5-[1,3,2]dioxaphosphinan-2-yl)-pentan-2-one 56694-39-4 C9H17O4P
    4-Methyl-4-(2-oxo-2λ5-[1,3,2]dioxaphosphinan-2-yl)-pentan-2-one
    —— 4,6-bis(pyrazol-1-yl)-2-phenylpyrimidine 131291-61-7 C16H12N6
    4,6-bis(pyrazol-1-yl)-2-phenylpyrimidine
    —— 4-(4-Bromo-2-fluorophenylamino)-1-cyclopropylmethyl-5-fluoro-6-oxo-1,6-dihydropyridine-3-carboxylic acid amide 853107-67-2 C16H14BrF2N3O2
    4-(4-Bromo-2-fluorophenylamino)-1-cyclopropylmethyl-5-fluoro-6-oxo-1,6-dihydropyridine-3-carboxylic acid amide
    —— 4-(2-Chloro-4-methylphenyl)-5-methyl-1,2-dihydropyrazol-3-one 871477-10-0 C11H11ClN2O
    4-(2-Chloro-4-methylphenyl)-5-methyl-1,2-dihydropyrazol-3-one
    —— 4-(2-chloro-6-fluorophenyl)-4-methyl-N-[4-nitro-3-(trifluoromethyl)phenyl]-2-oxopentanamide 1100393-22-3 C19H15ClF4N2O4
    4-(2-chloro-6-fluorophenyl)-4-methyl-N-[4-nitro-3-(trifluoromethyl)phenyl]-2-oxopentanamide
    —— 4-chloro-N-(2-methyl-3-nitrophenyl)thiobenzamide 1257095-68-3 C14H11ClN2O2S
    4-chloro-N-(2-methyl-3-nitrophenyl)thiobenzamide
    —— 4-(3-Fluoroanilino)-[1,3]thiazolo[4,5-c]quinoline-7-carboxylic acid 1009826-77-0 C17H10FN3O2S
    4-(3-Fluoroanilino)-[1,3]thiazolo[4,5-c]quinoline-7-carboxylic acid
    —— {4-[3-(4-cyclopropylmethoxy-phenyl)-imidazo[1,2-b]pyridazin-6-yloxy]-butyl}-dimethyl-amine 1000156-79-5 C22H28N4O2
    {4-[3-(4-cyclopropylmethoxy-phenyl)-imidazo[1,2-b]pyridazin-6-yloxy]-butyl}-dimethyl-amine
    —— 4-chloro-3-phenyl-N-(4-methylphenyl)isoxazole-5-carboxamide 1235569-93-3 C17H13ClN2O2
    4-chloro-3-phenyl-N-(4-methylphenyl)isoxazole-5-carboxamide
    —— 4-Ethyl-2,6+di-(2-methoxycarbonyl-ethyl)-1,3,5,6'-tetramethyl-1'-benzyloxycarbonyl-b-oxo-tripyrran 17484-76-3 C36H43N3O7
    4-Ethyl-2,6+di-(2-methoxycarbonyl-ethyl)-1,3,5,6'-tetramethyl-1'-benzyloxycarbonyl-b-oxo-tripyrran
    —— 4-(2-Cyan-ethyl)-1-methyl-5-oxo-1,4,5,6,7,8-hexahydro-pyrrolol<3.2-b>azepin 21353-06-0 C12H15N3O
    4-(2-Cyan-ethyl)-1-methyl-5-oxo-1,4,5,6,7,8-hexahydro-pyrrolol<3.2-b>azepin
    —— 4-Acetoxyiminomethyl-5-hydroxymethyl-2-methylmercapto-pyrimidin 19880-65-0 C9H11N3O3S
    4-Acetoxyiminomethyl-5-hydroxymethyl-2-methylmercapto-pyrimidin
    —— 4-Brombenzolsulfonsaeure-<5-n-butyl-2-dimethylamino-4-methyl-pyrimidinyl-(6)>-ester 19823-12-2 C17H22BrN3O3S
    4-Brombenzolsulfonsaeure-<5-n-butyl-2-dimethylamino-4-methyl-pyrimidinyl-(6)>-ester
    —— 4-((3R,10S,13R)-3-Hydroxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-pentanoic acid [(2R,17S)-17-hydroxy-2,10,13-trimethyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-cyclopenta[a]phenanthren-(3E)-ylidene]-hydrazide 14424-95-4 C44H70N2O3
    4-((3R,10S,13R)-3-Hydroxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-pentanoic acid [(2R,17S)-17-hydroxy-2,10,13-trimethyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-cyclopenta[a]phenanthren-(3E)-ylidene]-hydrazide
    —— 4-oxo-4-(1-phenyl-3,4-dihydropyrrolo[1,2-a]pyrazin-2-yl)-N-(1-(3-(pyridin-3-yl)phenyl)ethyl)butanamide 1020656-07-8 C30H30N4O2
    4-oxo-4-(1-phenyl-3,4-dihydropyrrolo[1,2-a]pyrazin-2-yl)-N-(1-(3-(pyridin-3-yl)phenyl)ethyl)butanamide
    —— 4-(2-Chlorbenzyliden)-2-styryl-Δ<sup>2</sup>-imidazolinon-(5) 19508-14-6 C18H13ClN2O
    4-(2-Chlorbenzyliden)-2-styryl-Δ<sup>2</sup>-imidazolinon-(5)
    —— 4-Brom-3-methyl-1-phenyl-5-ethoxycarbonyl-pyrazol 21012-45-3 C13H13BrN2O2
    4-Brom-3-methyl-1-phenyl-5-ethoxycarbonyl-pyrazol
    —— 4-Nitro-3-methyl-2-triphenylphosphoranylidenbuttersaeuremethylester 15267-29-5 C24H24NO4P
    4-Nitro-3-methyl-2-triphenylphosphoranylidenbuttersaeuremethylester
    —— 4-(3-butenyloxy)quinoline 1-oxide 110339-57-6 C13H13NO2
    4-(3-butenyloxy)quinoline 1-oxide
    —— 4-(1-methyl-1H-indol-3-yl)-N-(2-(pyridin-2-yl)propan-2-yl)butanamide 1620050-87-4 C21H25N3O
    4-(1-methyl-1H-indol-3-yl)-N-(2-(pyridin-2-yl)propan-2-yl)butanamide
    —— 4-chloro-1-oxido-2-(quinolin-2-ylmethyl)quinolin-1-ium 92955-65-2 C19H13ClN2O
    4-chloro-1-oxido-2-(quinolin-2-ylmethyl)quinolin-1-ium
    —— (4-(5-aminopyridin-2-yl)piperazin-1-yl)(4-methoxyphenyl)methanone 1343403-94-0 C17H20N4O2
    (4-(5-aminopyridin-2-yl)piperazin-1-yl)(4-methoxyphenyl)methanone
    —— 4-phenyl-1-thiophen-2-ylmethyl-5-p-tolyl-1,3-dihydro-imidazol-2-one 1006593-38-9 C21H18N2OS
    4-phenyl-1-thiophen-2-ylmethyl-5-p-tolyl-1,3-dihydro-imidazol-2-one
    —— 4-[5-Benzyl-3-(2-methoxy-phenyl)-2-thioxo-[1,3,5]triazinan-1-yl]-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one 77501-09-8 C28H29N5O2S
    4-[5-Benzyl-3-(2-methoxy-phenyl)-2-thioxo-[1,3,5]triazinan-1-yl]-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one
    —— 4-phenyl-α-cyanocinnamic acid amide 116374-04-0 C16H12N2O
    4-phenyl-α-cyanocinnamic acid amide
    —— 4-[(Methoxymethyl)thio]benzenethiol 762271-94-3 C8H10OS2
    4-[(Methoxymethyl)thio]benzenethiol
    —— 4-O-acetyl-3,6-di-O-benzyl-2-(benzyloxycarbonyl)amino-2-deoxy-1-O-trichloroacetimidoyl-α-D-glucopyranose 1242094-98-9 C32H33Cl3N2O8
    4-O-acetyl-3,6-di-O-benzyl-2-(benzyloxycarbonyl)amino-2-deoxy-1-O-trichloroacetimidoyl-α-D-glucopyranose
    —— [4-((E)-{[(1-naphthylamino)(oxo)acetyl]hydrazono}methyl)phenoxy]acetic acid 765904-99-2 C21H17N3O5
    [4-((E)-{[(1-naphthylamino)(oxo)acetyl]hydrazono}methyl)phenoxy]acetic acid
    —— 4-Ethoxy-N-(2-(2-(4-fluorobenzylidene)hydrazino)-2-oxoethyl)benzamide 769143-32-0 C18H18FN3O3
    4-Ethoxy-N-(2-(2-(4-fluorobenzylidene)hydrazino)-2-oxoethyl)benzamide
    —— 4-Bromo-2-(2-(2-chlorobenzoyl)carbohydrazonoyl)phenyl 4-chlorobenzoate 765276-60-6 C21H13BrCl2N2O3
    4-Bromo-2-(2-(2-chlorobenzoyl)carbohydrazonoyl)phenyl 4-chlorobenzoate
    —— 4-(1,1-dioxido-2-isothiazolidinyl)-1-ethyl-1H-benzimidazole-6-carboxylic acid 706794-76-5 C13H15N3O4S
    4-(1,1-dioxido-2-isothiazolidinyl)-1-ethyl-1H-benzimidazole-6-carboxylic acid
    —— 4-(2,5-difluorophenyl)-2-(3-hydroxyphenyl)-N-methyl-N-[2-(1H-1,2,4-triazol-1-yl)ethyl]-2,5-dihydro-1H-pyrrole-1-carboxamide 639078-00-5 C2HF3O2*C22H21F2N5O2
    4-(2,5-difluorophenyl)-2-(3-hydroxyphenyl)-N-methyl-N-[2-(1H-1,2,4-triazol-1-yl)ethyl]-2,5-dihydro-1H-pyrrole-1-carboxamide
    —— 4-(Dimethylamino)-1-((piperidine-1-carbonyl)oxy)pyridin-1-ium tetraphenylborate 308089-06-7 C13H20N3O2*C24H20B
    4-(Dimethylamino)-1-((piperidine-1-carbonyl)oxy)pyridin-1-ium tetraphenylborate
    —— 4-(5-dimethylsulfamoyl-2-ethylamino-benzoyl)-piperazine-1-carboxylic acid ethyl ester 55389-54-3 C18H28N4O5S
    4-(5-dimethylsulfamoyl-2-ethylamino-benzoyl)-piperazine-1-carboxylic acid ethyl ester
    —— (4aS,9S,9aS)-3-Allyl-7-chloro-9-(4-chloro-phenyl)-2,3,4,4a,9,9a-hexahydro-1H-3-aza-fluorene 30145-06-3 C21H21Cl2N
    (4aS,9S,9aS)-3-Allyl-7-chloro-9-(4-chloro-phenyl)-2,3,4,4a,9,9a-hexahydro-1H-3-aza-fluorene
    —— 4-Bromomethyl-N-((S)-1-carbamoyl-3-methyl-butyl)-benzamide 120131-67-1 C14H19BrN2O2
    4-Bromomethyl-N-((S)-1-carbamoyl-3-methyl-butyl)-benzamide
    —— 4-dimethylamino-4-methyl-pentan-2-one oxime 59949-65-4 C8H18N2O
    4-dimethylamino-4-methyl-pentan-2-one oxime
    —— 4-(2-benzoylphenylsulfamoyl)-N-[2-oxo-2-(3-oxopiperazin-1-yl)ethyl]benzamide 1032613-36-7 C26H24N4O6S
    4-(2-benzoylphenylsulfamoyl)-N-[2-oxo-2-(3-oxopiperazin-1-yl)ethyl]benzamide
    —— (4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-3-[[(3S)-3-[(2,2,2-trifluoroacetyl)amino]pyrrolidin-1-yl]methyl]-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid 1352660-31-1 C17H22F3N3O5
    (4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-3-[[(3S)-3-[(2,2,2-trifluoroacetyl)amino]pyrrolidin-1-yl]methyl]-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
    —— (4R,5S,6S)-3-((3S,5S)-1-Allyloxycarbonyl-5-{2-ethoxycarbonyl-1-[(E)-methoxyimino]-ethyl}-pyrrolidin-3-ylsulfanyl)-6-((R)-1-hydroxy-ethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester 894433-11-5 C27H37N3O9S
    (4R,5S,6S)-3-((3S,5S)-1-Allyloxycarbonyl-5-{2-ethoxycarbonyl-1-[(E)-methoxyimino]-ethyl}-pyrrolidin-3-ylsulfanyl)-6-((R)-1-hydroxy-ethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester
    —— 4-hydroxy-3-(3-thienylacetyl)-1-(3-trifluoromethoxyphenyl)-1,8-naphthyridin-2(1H)-one 929612-75-9 C21H13F3N2O4S
    4-hydroxy-3-(3-thienylacetyl)-1-(3-trifluoromethoxyphenyl)-1,8-naphthyridin-2(1H)-one
    —— 4-Hydroxy-3,5-diiodo-N-(4-sulfamoyl-phenyl)-benzamide 19503-89-0 C13H10I2N2O4S
    4-Hydroxy-3,5-diiodo-N-(4-sulfamoyl-phenyl)-benzamide
    —— 4-Chloro-benzenesulfonic acid 1-chloro-naphthalen-2-yl ester 15161-18-9 C16H10Cl2O3S
    4-Chloro-benzenesulfonic acid 1-chloro-naphthalen-2-yl ester