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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-ethoxy-benzoic acid 2-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1<i>H</i>-pyrazol-4-yl)-methyl-amino]-ethyl ester 47648-96-4 C23H27N3O4
    4-ethoxy-benzoic acid 2-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1<i>H</i>-pyrazol-4-yl)-methyl-amino]-ethyl ester
    —— 4-amino-4-phenyl-morpholinium; chloride 114328-32-4 C10H15N2O*Cl
    4-amino-4-phenyl-morpholinium; chloride
    —— 4-{2-[3,4-Bis(difluoromethoxy)phenyl]-2-[6-(N-methyl-N-4-chlorobenzylamino)3-pyridyl]ethyl}pyridine-N-oxide 306760-50-9 C28H24ClF4N3O3
    4-{2-[3,4-Bis(difluoromethoxy)phenyl]-2-[6-(N-methyl-N-4-chlorobenzylamino)3-pyridyl]ethyl}pyridine-N-oxide
    —— <4-Chlor-cyclohex-3-enyl>-vinyl-sulfon 33832-04-1 C8H11ClO2S
    <4-Chlor-cyclohex-3-enyl>-vinyl-sulfon
    —— 4-chloro-3-iodo-5-phenyl-1-((2-pyrrolidin-1-yl)ethyl)pyrazolo[3,4-c]pyridazine 1606126-58-2 C17H17ClIN5
    4-chloro-3-iodo-5-phenyl-1-((2-pyrrolidin-1-yl)ethyl)pyrazolo[3,4-c]pyridazine
    —— 4-acetamido-N-(2-pivaloyloxyethyl)-N-(pivaloyloxymethyl)benzenesulfonamide 1079339-78-8 C21H32N2O7S
    4-acetamido-N-(2-pivaloyloxyethyl)-N-(pivaloyloxymethyl)benzenesulfonamide
    —— 4-cyclohexyl-5-cyclohexylimino-4,5-dihydro-3,3-dimethyl-3H-1,2,4-triazole 1158595-93-7 C16H28N4
    4-cyclohexyl-5-cyclohexylimino-4,5-dihydro-3,3-dimethyl-3H-1,2,4-triazole
    —— 4-[(1R,3S)-3-(1H-imidazol-1-ylmethyl)-2,2-dimethylcyclopropyl]butan-2-one 1422560-71-1 C13H20N2O
    4-[(1R,3S)-3-(1H-imidazol-1-ylmethyl)-2,2-dimethylcyclopropyl]butan-2-one
    —— 4-[(2-chlorophenyl)methylideneamino]-3-sulfanylidenespiro[1,2,4-triazinane-6,6'-5H-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole]-5-one 1254335-99-3 C12H9ClN8OS2
    4-[(2-chlorophenyl)methylideneamino]-3-sulfanylidenespiro[1,2,4-triazinane-6,6'-5H-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole]-5-one
    —— (4R)-4,8-Dimethylnonan-2-one 76035-98-8 C11H22O
    (4R)-4,8-Dimethylnonan-2-one
    —— 4-anthracen-9-ylmethyl 2,2-diethyl 5-(4-bromophenyl)-3-methylenepyrrolidine-2,2,4-tricarboxylate 1193745-50-4 C33H30BrNO6
    4-anthracen-9-ylmethyl 2,2-diethyl 5-(4-bromophenyl)-3-methylenepyrrolidine-2,2,4-tricarboxylate
    —— 4-O-(2,3-di-O-acetyl-4,6-O-isopropylidene-α-glucopyranosyl)-2,3:5,6-di-O-isopropylidene-aldehydo-D-glucose dimethyl acetal 76888-32-9 C27H44O14
    4-O-(2,3-di-O-acetyl-4,6-O-isopropylidene-α-glucopyranosyl)-2,3:5,6-di-O-isopropylidene-aldehydo-D-glucose dimethyl acetal
    —— 4a,5-Epoxy-4a,5-dihydro-8a-hydroperoxy-2,2,5,7,8-pentamethylchroman-6(8aH)-one 147649-84-1 C14H20O5
    4a,5-Epoxy-4a,5-dihydro-8a-hydroperoxy-2,2,5,7,8-pentamethylchroman-6(8aH)-one
    —— 4-[(S)-[(2R,4S,5R)-5-ethenyl-1-azabicyclo[2.2.2]octan-2-yl]-(6-pyridin-2-ylpyridin-2-yl)oxymethyl]-6-methoxyquinoline 1446495-76-6 C30H30N4O2
    4-[(S)-[(2R,4S,5R)-5-ethenyl-1-azabicyclo[2.2.2]octan-2-yl]-(6-pyridin-2-ylpyridin-2-yl)oxymethyl]-6-methoxyquinoline
    —— 4-methylbenzhydryl dichloroacetate 1580541-47-4 C16H14Cl2O2
    4-methylbenzhydryl dichloroacetate
    —— 4-[3-(2-hydroxy-2-naphthalen-2-yl-ethylamino)-3-methyl-butyl]-4<i>H</i>-benzo[1,4]oxazin-3-one 75755-80-5 C25H28N2O3
    4-[3-(2-hydroxy-2-naphthalen-2-yl-ethylamino)-3-methyl-butyl]-4<i>H</i>-benzo[1,4]oxazin-3-one
    —— 4-[2-(2,3,4-Trimethoxy-benzenesulfonyl)-ethyl]-morpholine; hydrochloride 103595-66-0 C15H23NO6S*ClH
    4-[2-(2,3,4-Trimethoxy-benzenesulfonyl)-ethyl]-morpholine; hydrochloride
    —— 4,7-Dimethyl-1H-quinoline-2,5,8-trione 8-oxime 35246-98-1 C11H10N2O3
    4,7-Dimethyl-1H-quinoline-2,5,8-trione 8-oxime
    —— (4Z,10Z,15Z,19Z)-2,3,7,8,12,13,17,18-Octaethyl-21,22-dimethyl-22,24-dihydro-porphin-21-ium; iodide 27100-91-0 C38H51N4*I
    (4Z,10Z,15Z,19Z)-2,3,7,8,12,13,17,18-Octaethyl-21,22-dimethyl-22,24-dihydro-porphin-21-ium; iodide
    —— 4a,8a-Dimethyl-octahydro-cyclobuta[1,2-b;3,4-b']dipyrane-2,6-dione 33936-62-8 C12H16O4
    4a,8a-Dimethyl-octahydro-cyclobuta[1,2-b;3,4-b']dipyrane-2,6-dione
    —— 4-(7-chloro-10-methyl-5-phenyl-3a,10a-dihydro-[1,2]oxazolo[5,4-b][1,4]benzodiazepin-3-yl)-N,N-dimethylaniline 142428-00-0 C25H23ClN4O
    4-(7-chloro-10-methyl-5-phenyl-3a,10a-dihydro-[1,2]oxazolo[5,4-b][1,4]benzodiazepin-3-yl)-N,N-dimethylaniline
    —— 4-Bromo-benzenesulfonic acid (1R,2S)-2-benzyloxymethoxy-1-ethyl-propyl ester 170985-80-5 C19H23BrO5S
    4-Bromo-benzenesulfonic acid (1R,2S)-2-benzyloxymethoxy-1-ethyl-propyl ester
    —— 4-[1-(2-Hydroxy-5-methyl-phenyl)-eth-(E)-ylideneamino]-N-(6-methoxy-pyridazin-3-yl)-benzenesulfonamide 77544-96-8 C20H20N4O4S
    4-[1-(2-Hydroxy-5-methyl-phenyl)-eth-(E)-ylideneamino]-N-(6-methoxy-pyridazin-3-yl)-benzenesulfonamide
    —— 4-nitro-benzoic acid-(2-pyrrolidino-ethyl ester) 30726-96-6 C13H16N2O4
    4-nitro-benzoic acid-(2-pyrrolidino-ethyl ester)
    —— (4α,5α,17β)-4,5-Dideuterio-17-hydroxy-3-androstanone 31285-38-8 C19H30O2
    (4α,5α,17β)-4,5-Dideuterio-17-hydroxy-3-androstanone
    —— 4-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-4-oxobutyric acid 1449425-60-8 C9H10N2O5
    4-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-4-oxobutyric acid
    —— 4-(2-propylphenyl)-thiomorpholine 1,1-dioxide 1219600-79-9 C13H19NO2S
    4-(2-propylphenyl)-thiomorpholine 1,1-dioxide
    —— (4'R,8S,9S,10R,11s,13S,14S)-2'-(3-bromopropyl)-11-hydroxy-2'-methoxy-10,13-dimethyl-7,8,9,10,11,12,13,14,15,16-decahydrospiro[cyclopenta[a]phenanthrene-17,4'-[1,3]dioxane]-3,5'(6H)-dione 1207376-53-1 C26H35BrO6
    (4'R,8S,9S,10R,11s,13S,14S)-2'-(3-bromopropyl)-11-hydroxy-2'-methoxy-10,13-dimethyl-7,8,9,10,11,12,13,14,15,16-decahydrospiro[cyclopenta[a]phenanthrene-17,4'-[1,3]dioxane]-3,5'(6H)-dione
    —— (4-hydroxyphenyl)(3-iodophenyl)methanone 341989-93-3 C13H9IO2
    (4-hydroxyphenyl)(3-iodophenyl)methanone
    —— (4R,5S)-1,3-dibenzyl-2-oxo-5-(((S)-quinolin-4-yl((1S,2R,4S,5R)-5-vinylquinuclidin-2-yl)methoxy)carbonyl)imidazolidine-4-carboxylic acid 332908-83-5 C38H38N4O5
    (4R,5S)-1,3-dibenzyl-2-oxo-5-(((S)-quinolin-4-yl((1S,2R,4S,5R)-5-vinylquinuclidin-2-yl)methoxy)carbonyl)imidazolidine-4-carboxylic acid
    —— 4-{(R)-carboxy-[5-(4'-ethoxyphenyl)-thiophene-2-sulfonylamino]-methyl}-piperidine-1-carboxylic acid cyclohexyl ester 458559-25-6 C26H34N2O7S2
    4-{(R)-carboxy-[5-(4'-ethoxyphenyl)-thiophene-2-sulfonylamino]-methyl}-piperidine-1-carboxylic acid cyclohexyl ester
    —— [4-(benzothiazol-2-yloxy)-phenoxy]-acetic acid methyl ester 841202-67-3 C16H13NO4S
    [4-(benzothiazol-2-yloxy)-phenoxy]-acetic acid methyl ester
    —— 4-(trifluoromethyl)benzeneselenol 65007-41-2 C7H5F3Se
    4-(trifluoromethyl)benzeneselenol
    —— 4'-(bromomethyl)-2,2':6',2''-terpyridine 265987-26-6 C16H12BrN3
    4'-(bromomethyl)-2,2':6',2''-terpyridine
    —— 4-dimethoxymethyl-1-iodo-2-nitrobenzene 1001916-47-7 C9H10INO4
    4-dimethoxymethyl-1-iodo-2-nitrobenzene
    —— 4-bromo-epigallocatechin gallate peracetate 329904-37-2 C38H33BrO19
    4-bromo-epigallocatechin gallate peracetate
    —— 4-(3-methyl-1,2,4-thiadiazol-5-yl)-1-{[(3S,5S)-5-(1-pyrrolidinylcarbonyl)-3-pyrrolidinyl]carbonyl}piperidine monohydrochloride 898274-22-1 C18H27N5O2S*ClH
    4-(3-methyl-1,2,4-thiadiazol-5-yl)-1-{[(3S,5S)-5-(1-pyrrolidinylcarbonyl)-3-pyrrolidinyl]carbonyl}piperidine monohydrochloride
    —— 4-Acetylamino-5-chloro-2-methoxy-N-(2R,9aS)-octahydro-quinolizin-2-yl-benzamide 98482-44-1 C19H26ClN3O3
    4-Acetylamino-5-chloro-2-methoxy-N-(2R,9aS)-octahydro-quinolizin-2-yl-benzamide
    —— 4-{[tert-butyl(dimethyl)silyl]oxy}-2-(difluoromethyl)-5-methoxy-1H-benzimidazole 1336890-51-7 C15H22F2N2O2Si
    4-{[tert-butyl(dimethyl)silyl]oxy}-2-(difluoromethyl)-5-methoxy-1H-benzimidazole
    —— (4-((2-(trifluoromethyl)pyrimidin-5-yl)oxy)phenyl)methanol 1369257-54-4 C12H9F3N2O2
    (4-((2-(trifluoromethyl)pyrimidin-5-yl)oxy)phenyl)methanol
    —— (4S)-N-[(2R)-7-oxo-2-propyloctanoyl]-4-isopropyl-2-oxazolidinone 824961-01-5 C17H29NO4
    (4S)-N-[(2R)-7-oxo-2-propyloctanoyl]-4-isopropyl-2-oxazolidinone
    —— (4-(2-bromo-4-nitrophenyl)piperazin-1-yl)(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)methanone 1370419-41-2 C21H18BrClN4O4
    (4-(2-bromo-4-nitrophenyl)piperazin-1-yl)(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)methanone
    —— 4-(trifluoromethyl)-4b,5,6,7,8,8a-hexahydrobenzo[3,4]cyclobuta[1,2-b]pyridine-3-carbonitrile 1240350-12-2 C13H11F3N2
    4-(trifluoromethyl)-4b,5,6,7,8,8a-hexahydrobenzo[3,4]cyclobuta[1,2-b]pyridine-3-carbonitrile
    —— 4-(11β,17-dihydroxy-3-oxo-androsta-1,4-dien-17β-yl)-2-oxa-8-thia-7-aza-bicyclo[3.2.1]octa-1(7),4-dien-6-one 50681-42-0 C24H27NO5S
    4-(11β,17-dihydroxy-3-oxo-androsta-1,4-dien-17β-yl)-2-oxa-8-thia-7-aza-bicyclo[3.2.1]octa-1(7),4-dien-6-one
    —— (4-(trifluoromethyl)phenyl)-λ<sup>3</sup>-iodanediyl diacetate 69180-48-9 C11H10F3IO4
    (4-(trifluoromethyl)phenyl)-λ<sup>3</sup>-iodanediyl diacetate
    —— 4,4-bis(trimethylstannyl)butan-1-ol 76077-18-4 C10H26OSn2
    4,4-bis(trimethylstannyl)butan-1-ol
    —— 4-{[2-(3-Chloro-phenyl)-acetyl]-phenyl-amino}-1-cyclopentyl-piperidine-4-carboxylic acid ethyl ester; compound with (E)-but-2-enedioic acid 69385-93-9 C4H4O4*C27H33ClN2O3
    4-{[2-(3-Chloro-phenyl)-acetyl]-phenyl-amino}-1-cyclopentyl-piperidine-4-carboxylic acid ethyl ester; compound with (E)-but-2-enedioic acid
    —— 4-(4-methoxy-phenylsulfanyl)-6-phenoxy-[1,3,5]triazin-2-ylamine 13017-41-9 C16H14N4O2S
    4-(4-methoxy-phenylsulfanyl)-6-phenoxy-[1,3,5]triazin-2-ylamine
    —— 4-butyl-3,5-diphenyl-3<i>H</i>-thiazol-2-one 53409-90-8 C19H19NOS
    4-butyl-3,5-diphenyl-3<i>H</i>-thiazol-2-one
    —— 4-[2-(3-fluoro-phenyl)-6-methyl-pyrimidin-4-ylamino]-benzamide 56302-62-6 C18H15FN4O
    4-[2-(3-fluoro-phenyl)-6-methyl-pyrimidin-4-ylamino]-benzamide