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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4,5-diazafluorene)tetracarbonylmolybdenum 106213-26-7 C15H8MoN2O4
    (4,5-diazafluorene)tetracarbonylmolybdenum
    —— [4-[2-Amino-5-[2-(6-aminopyridin-3-yl)ethynyl]-6-methylpyrimidin-4-yl]-2-chlorophenyl]-pyrrolidin-1-ylmethanone 1207349-80-1 C23H21ClN6O
    [4-[2-Amino-5-[2-(6-aminopyridin-3-yl)ethynyl]-6-methylpyrimidin-4-yl]-2-chlorophenyl]-pyrrolidin-1-ylmethanone
    —— 4-bromo-(1,1'-biphenyl-4-yl)-1-(tetrahydropyranyloxy)benzene 1609243-29-9 C23H21BrO2
    4-bromo-(1,1'-biphenyl-4-yl)-1-(tetrahydropyranyloxy)benzene
    —— 4-Ethyl-2-[[4-[(5-ethyl-2-hydroxyphenyl)methylideneamino]phenyl]iminomethyl]phenol 1257423-39-4 C24H24N2O2
    4-Ethyl-2-[[4-[(5-ethyl-2-hydroxyphenyl)methylideneamino]phenyl]iminomethyl]phenol
    —— (4-benzyl-2-methyl-5-oxo-1-phenyl-2,5-dihydro-1<i>H</i>-pyrazol-3-yl)-acetic acid 54813-85-3 C19H18N2O3
    (4-benzyl-2-methyl-5-oxo-1-phenyl-2,5-dihydro-1<i>H</i>-pyrazol-3-yl)-acetic acid
    —— 4-((3-Chlorophenyl)amino)-3-pyridinesulfonic acid 33263-42-2 C11H9ClN2O3S
    4-((3-Chlorophenyl)amino)-3-pyridinesulfonic acid
    —— 4-[(2-cyano-ethyl)-phenethyl-amino]-2-phenyl-pyrimidine-5-carboxylic acid ethyl ester 35855-41-5 C24H24N4O2
    4-[(2-cyano-ethyl)-phenethyl-amino]-2-phenyl-pyrimidine-5-carboxylic acid ethyl ester
    —— 4-butylamino-1-(4-chloro-phenyl)-2,5-dioxo-2,5-dihydro-pyrrole-3-carbothioic acid benzoylamide 56414-26-7 C22H20ClN3O3S
    4-butylamino-1-(4-chloro-phenyl)-2,5-dioxo-2,5-dihydro-pyrrole-3-carbothioic acid benzoylamide
    —— 4-<1,2-Dibromo-2-(methoxycarbonyl)ethyl>benzoesaeure-(8-hydroxy-1-octyl)ester 117076-49-0 C19H26Br2O5
    4-<1,2-Dibromo-2-(methoxycarbonyl)ethyl>benzoesaeure-(8-hydroxy-1-octyl)ester
    —— 4-[5-(2-[1,3]dioxolane-2-yl-4-fluorobenzyl)furan-2-carbonyl]-1-isopropyl-3-methoxy-1,5-dihydropyrrol-2-one 500368-38-7 C23H24FNO6
    4-[5-(2-[1,3]dioxolane-2-yl-4-fluorobenzyl)furan-2-carbonyl]-1-isopropyl-3-methoxy-1,5-dihydropyrrol-2-one
    —— 4'-[(2,3-dihydro-1H-inden-1-yl-amino)methyl]-2-methylbiphenyl-4-carboxamide hydrochloride 1027213-36-0 C24H24N2O*ClH
    4'-[(2,3-dihydro-1H-inden-1-yl-amino)methyl]-2-methylbiphenyl-4-carboxamide hydrochloride
    —— 4-O-tert-butyldimethylsilyl-3-O-(N-2,4-dimethoxybenzyl)carbamoyl-6-O-p-toluenesulfonyl-D-glucal 1133982-01-0 C29H41NO9SSi
    4-O-tert-butyldimethylsilyl-3-O-(N-2,4-dimethoxybenzyl)carbamoyl-6-O-p-toluenesulfonyl-D-glucal
    —— 4-Methoxy-1-(p-Nitrophenyl)-bicyclo<2.2.2>-octan 23042-20-8 C15H19NO3
    4-Methoxy-1-(p-Nitrophenyl)-bicyclo<2.2.2>-octan
    —— 4a-Methyl-6-methylsulfanyl-1,2,3,4,4a,5,8,8a-octahydro-naphthalene 76284-76-9 C12H20S
    4a-Methyl-6-methylsulfanyl-1,2,3,4,4a,5,8,8a-octahydro-naphthalene
    —— 4'-Hydroxy-4-sulfamylchalcon 25111-46-0 C15H13NO4S
    4'-Hydroxy-4-sulfamylchalcon
    —— 4-(1-phenylhydrazono-ethyl)-thiazole-2-carboxylic acid ethyl ester 69808-93-1 C14H15N3O2S
    4-(1-phenylhydrazono-ethyl)-thiazole-2-carboxylic acid ethyl ester
    —— 4-<3-Fluor-phenyl>-Δ<sup>2</sup>-1,3,4-oxadiazolin-5-on 708-71-4 C8H5FN2O2
    4-<3-Fluor-phenyl>-Δ<sup>2</sup>-1,3,4-oxadiazolin-5-on
    —— 4-Brom-3-hydroxy-17-<2.4-dinitro-phenylhydrazono>-oestratrien-(1.3.5(10)) 95622-79-0 C24H25BrN4O5
    4-Brom-3-hydroxy-17-<2.4-dinitro-phenylhydrazono>-oestratrien-(1.3.5(10))
    —— 4-(N-Acetyl-4-methoxy-anilino)-1'-methyl-anthrapyridon 101611-84-1 C26H20N2O4
    4-(N-Acetyl-4-methoxy-anilino)-1'-methyl-anthrapyridon
    —— 4-(3-Chlorphenylazo)-1,3,5-triphenylpyrazol 96971-10-7 C27H19ClN4
    4-(3-Chlorphenylazo)-1,3,5-triphenylpyrazol
    —— 4,4''-Bis-(2-methoxy-benzoylamino)-p-terphenyl 133326-34-8 C34H28N2O4
    4,4''-Bis-(2-methoxy-benzoylamino)-p-terphenyl
    —— 4-phenacylidenehydrazino-benzoic acid 111526-81-9 C15H12N2O3
    4-phenacylidenehydrazino-benzoic acid
    —— 4-(1H-indol-3-ylmethyleneimino)benzoic acid 4-methoxy-benzylidenehydrazide 108583-11-5 C24H20N4O2
    4-(1H-indol-3-ylmethyleneimino)benzoic acid 4-methoxy-benzylidenehydrazide
    —— 4.4.4-Trifluor-2-benzamino-3-trifluormethyl-buten-(2)-saeure-ethylester 1582-43-0 C14H11F6NO3
    4.4.4-Trifluor-2-benzamino-3-trifluormethyl-buten-(2)-saeure-ethylester
    —— 4-methoxycarbonylamino-4-phenyl-heptanedioic acid 108885-39-8 C15H19NO6
    4-methoxycarbonylamino-4-phenyl-heptanedioic acid
    —— 4'-Methyl-6-trifluormethyl-spiro<2H-1,2,4-benzothiadiazin-3(4H),1'-cyclohexan>-sulfonamid-(7)-dioxid-(1,1) 2805-69-8 C14H18F3N3O4S2
    4'-Methyl-6-trifluormethyl-spiro<2H-1,2,4-benzothiadiazin-3(4H),1'-cyclohexan>-sulfonamid-(7)-dioxid-(1,1)
    —— 4-Cyano-3,5-dichlorobenzyl Bromide 1139876-85-9 C8H4BrCl2N
    4-Cyano-3,5-dichlorobenzyl Bromide
    —— 4-(4-Hydroxy-phenyl)-2-methyl-5,5-dioxo-4,5-dihydro-1H-5λ<sup>6</sup>-benzo[4,5]thieno[3,2-b]pyridine-3-carboxylic acid ethyl ester 111677-30-6 C21H19NO5S
    4-(4-Hydroxy-phenyl)-2-methyl-5,5-dioxo-4,5-dihydro-1H-5λ<sup>6</sup>-benzo[4,5]thieno[3,2-b]pyridine-3-carboxylic acid ethyl ester
    —— 4-[4-(4-methoxyphenyl)(1,3-thiazol-2-yl)]-5-methylthiothiophene-2-carboxamidine hydrochloride 237381-26-9 C16H15N3OS3*ClH
    4-[4-(4-methoxyphenyl)(1,3-thiazol-2-yl)]-5-methylthiothiophene-2-carboxamidine hydrochloride
    —— 4-Butoxy-3-hydroxy-2,2-dimethyl-4-oxobutanoic acid 676257-65-1 C10H18O5
    4-Butoxy-3-hydroxy-2,2-dimethyl-4-oxobutanoic acid
    —— 4b.5-Dihydro-5.5.10-triphenyl-11H-benzo<b>fluoren 13975-10-5 C35H26
    4b.5-Dihydro-5.5.10-triphenyl-11H-benzo<b>fluoren
    —— 4,10-dichloro-1β,4ξH,10ξH-cadinane 481-35-6 C15H26Cl2
    4,10-dichloro-1β,4ξH,10ξH-cadinane
    —— 4-Amino-5-phenyl-6-thiocyanato-2-trichloromethyl-pyrido[2,3-d]pyrimidin-7-ol 96127-32-1 C15H8Cl3N5OS
    4-Amino-5-phenyl-6-thiocyanato-2-trichloromethyl-pyrido[2,3-d]pyrimidin-7-ol
    —— 4-Pentenoic acid, 2-amino-2-(2-phosphonoethyl)-, (S)- 104739-23-3 C7H14NO5P
    4-Pentenoic acid, 2-amino-2-(2-phosphonoethyl)-, (S)-
    —— [4-(4-Hexyl-piperazin-1-yl)-phenyl]-[1-(4-nitro-phenyl)-meth-(E)-ylidene]-amine 105746-11-0 C23H30N4O2
    [4-(4-Hexyl-piperazin-1-yl)-phenyl]-[1-(4-nitro-phenyl)-meth-(E)-ylidene]-amine
    —— (4S,5S)-5-((S)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2-oxo-oxazolidine-4-carbothioic acid S-methyl ester 118878-21-0 C10H15NO5S
    (4S,5S)-5-((S)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2-oxo-oxazolidine-4-carbothioic acid S-methyl ester
    —— 4-hydroxy-5-(4-methoxyphenyl)-2-methylpyridazin-3(2H)-one 503454-58-8 C12H12N2O3
    4-hydroxy-5-(4-methoxyphenyl)-2-methylpyridazin-3(2H)-one
    —— 4-{(4S,6S)-6-[(Z)-(4R,6R)-4-Benzyloxy-7-(tert-butyl-diphenyl-silanyloxy)-6-methoxy-hept-1-enyl]-2,2-dimethyl-[1,3]dioxan-4-yl}-butyric acid ethyl ester 207983-66-2 C43H60O7Si
    4-{(4S,6S)-6-[(Z)-(4R,6R)-4-Benzyloxy-7-(tert-butyl-diphenyl-silanyloxy)-6-methoxy-hept-1-enyl]-2,2-dimethyl-[1,3]dioxan-4-yl}-butyric acid ethyl ester
    —— 4-Benzofuran-4-ylmethyl-phenylamine 851390-99-3 C15H13NO
    4-Benzofuran-4-ylmethyl-phenylamine
    —— 4-((2S,4S)-1-(2-(2-chlorophenylamino)-6-benzoxazolylacetyl)-4-fluoro-2-pyrrolidinylmethoxy)benzoic acid 441711-89-3 C27H23ClFN3O5
    4-((2S,4S)-1-(2-(2-chlorophenylamino)-6-benzoxazolylacetyl)-4-fluoro-2-pyrrolidinylmethoxy)benzoic acid
    —— (4R,5R)-N-pivaloyl-3-hydroxyaspartic acid dimethyl ester 683228-04-8 C11H19NO6
    (4R,5R)-N-pivaloyl-3-hydroxyaspartic acid dimethyl ester
    —— [4-(4-cyclobutanecarbonyl-3-hydroxy-2-trifluoromethylphenoxymethyl)benzyl]carbamic acid tert-butyl ester 1204738-48-6 C25H28F3NO5
    [4-(4-cyclobutanecarbonyl-3-hydroxy-2-trifluoromethylphenoxymethyl)benzyl]carbamic acid tert-butyl ester
    —— 4-Thiazolidinone,3-ethyl-5-[2-(4-ethylthieno[3,2-b]pyridin-7(4H)-ylidene)ethylidene]-2-thioxo- 2182-81-2 C16H16N2OS3
    4-Thiazolidinone,3-ethyl-5-[2-(4-ethylthieno[3,2-b]pyridin-7(4H)-ylidene)ethylidene]-2-thioxo-
    —— 4-Thiazolidinone,3-ethyl-5-[(6-ethylfuro[3,2-f]quinolin-7(6H)-ylidene)ethylidene]-2-thioxo- 63118-27-4 C20H18N2O2S2
    4-Thiazolidinone,3-ethyl-5-[(6-ethylfuro[3,2-f]quinolin-7(6H)-ylidene)ethylidene]-2-thioxo-
    —— 4-(N-(2-Cyclohexylethyl)-N-p-toluenesulfonylaminomethyl)-2-(2-methylphenyl)benzoic acid methyl ester 216235-58-4 C31H37NO4S
    4-(N-(2-Cyclohexylethyl)-N-p-toluenesulfonylaminomethyl)-2-(2-methylphenyl)benzoic acid methyl ester
    —— 4α-Hydroxymethyl-4β,5β,14β-trimethyl-8ξ,9ξ,10ξ-Δ<sup>13(17)</sup>gonen 63640-12-0 C21H34O
    4α-Hydroxymethyl-4β,5β,14β-trimethyl-8ξ,9ξ,10ξ-Δ<sup>13(17)</sup>gonen
    —— 4-(ethoxycarbonyl)-3-(4-iodophenyl)-2-(2-nitroethyl)pyrrole 1207560-91-5 C15H15IN2O4
    4-(ethoxycarbonyl)-3-(4-iodophenyl)-2-(2-nitroethyl)pyrrole
    —— [(4-Benzyl-2-oxomorpholin-3-ylidene)amino] phenylmethanesulfonate 1390629-23-8 C18H18N2O5S
    [(4-Benzyl-2-oxomorpholin-3-ylidene)amino] phenylmethanesulfonate
    —— 4-O-deacetyl warkmycin 1496616-72-8 C48H65NO22
    4-O-deacetyl warkmycin
    —— 4,5-dimethyl-2-[N-(2-nitro)benzamidyl]isothiazol-3(2H)-one 1,1-dioxide 1040410-09-0 C12H11N3O6S
    4,5-dimethyl-2-[N-(2-nitro)benzamidyl]isothiazol-3(2H)-one 1,1-dioxide