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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(benzyloxy-2,6-dimethyl-phenyl)-(3-isopropyl-4-methoxy-phenyl)-methanol 904925-57-1 C26H30O3
    4-(benzyloxy-2,6-dimethyl-phenyl)-(3-isopropyl-4-methoxy-phenyl)-methanol
    —— 4-(2-acetoxyethylidene)-4-hydroxy-2,3-dioxobutano-1,4-lactone 2-(3-chlorophenylhydrazone) 89912-65-2 C14H11ClN2O5
    4-(2-acetoxyethylidene)-4-hydroxy-2,3-dioxobutano-1,4-lactone 2-(3-chlorophenylhydrazone)
    —— 4-diethoxyphosphinothioyl-5-propan-2-yl-1,5-dihydro-1,2,4-triazin-6-one 135492-43-2 C10H20N3O3PS
    4-diethoxyphosphinothioyl-5-propan-2-yl-1,5-dihydro-1,2,4-triazin-6-one
    —— 4,4-dimethyl-5α-estrane-3β,17β-diol 94763-18-5 C20H34O2
    4,4-dimethyl-5α-estrane-3β,17β-diol
    —— 4-amino-2-(trifluoromethyl)phenyl thiocyanate 20782-37-0 C8H5F3N2S
    4-amino-2-(trifluoromethyl)phenyl thiocyanate
    —— 4-(4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-Heptadecafluoroundecoxy)-3-methoxybenzaldehyde 853928-84-4 C19H13F17O3
    4-(4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-Heptadecafluoroundecoxy)-3-methoxybenzaldehyde
    —— [4-(3-Dimethylamino-propoxy)-phenyl]-(2-ethyl-thieno[3,2-c]pyridin-3-yl)-methanone 90997-56-1 C21H24N2O2S
    [4-(3-Dimethylamino-propoxy)-phenyl]-(2-ethyl-thieno[3,2-c]pyridin-3-yl)-methanone
    —— 4-((3<i>R</i>)-4<i>c</i>-ethyl-5-oxo-tetrahydro-furan-3<i>r</i>-ylmethyl)-3-methyl-1-propyl-imidazolium; iodide 35671-93-3 C14H23N2O2*I
    4-((3<i>R</i>)-4<i>c</i>-ethyl-5-oxo-tetrahydro-furan-3<i>r</i>-ylmethyl)-3-methyl-1-propyl-imidazolium; iodide
    —— 4-Cyclohexylarsenin 51470-96-3 C11H15As
    4-Cyclohexylarsenin
    —— 4-(perfluoro tolyl) magnesiumbromide 40586-93-4 C7BrF7Mg
    4-(perfluoro tolyl) magnesiumbromide
    —— 4-[1-(benzooxazol-2-ylcarbamoyl)-2-(4-fluoro-phenyl)-ethyl]-benzoic acid 1380646-61-6 C23H17FN2O4
    4-[1-(benzooxazol-2-ylcarbamoyl)-2-(4-fluoro-phenyl)-ethyl]-benzoic acid
    —— 4-(3-cyclopentyloxy-4-methoxyphenyl)-1,4-dicyanocyclohexan-1-ol 350044-42-7 C20H24N2O3
    4-(3-cyclopentyloxy-4-methoxyphenyl)-1,4-dicyanocyclohexan-1-ol
    —— 4-{[(1,1-dimethylethyl)oxy]carbonyl}piperazin-1-ium thiocyanate 1307272-23-6 CHNS*C9H18N2O2
    4-{[(1,1-dimethylethyl)oxy]carbonyl}piperazin-1-ium thiocyanate
    —— 4-((3R)-4c-ethyl-5-oxo-tetrahydro-furan-3r-ylmethyl)-1-(2-(E)-hydroxyimino-2-phenyl-ethyl)-3-methyl-imidazolium; chloride 59031-99-1 C19H24N3O3*Cl
    4-((3R)-4c-ethyl-5-oxo-tetrahydro-furan-3r-ylmethyl)-1-(2-(E)-hydroxyimino-2-phenyl-ethyl)-3-methyl-imidazolium; chloride
    —— 4-((2-(1H-tetrazol-5-yl)hydrazono)methyl)-2-methoxyphenol 56929-45-4 C9H10N6O2
    4-((2-(1H-tetrazol-5-yl)hydrazono)methyl)-2-methoxyphenol
    —— (4R,5S)-4-methyl-5-phenyl-2-oxazoline 136846-24-7 C10H11NO
    (4R,5S)-4-methyl-5-phenyl-2-oxazoline
    —— 4-chloro-17β-heptanoyloxy-estr-4-en-3-one 119599-12-1 C25H37ClO3
    4-chloro-17β-heptanoyloxy-estr-4-en-3-one
    —— 4-methylumbelliferyl 3,4,6-tri-O-acetyl-2-deoxy-2-fluoroacetamido-1-thio-β-D-glucopyranoside 872618-20-7 C24H26FNO10S
    4-methylumbelliferyl 3,4,6-tri-O-acetyl-2-deoxy-2-fluoroacetamido-1-thio-β-D-glucopyranoside
    —— 4-(3,4-dimethyl-phenyl)-1-methyl-piperidine-4-carbonitrile 855639-22-4 C15H20N2
    4-(3,4-dimethyl-phenyl)-1-methyl-piperidine-4-carbonitrile
    —— 4-bromo-N-benzylidenebenzenesulfonamide 14674-31-8 C13H10BrNO2S
    4-bromo-N-benzylidenebenzenesulfonamide
    —— 4-(1-acetyl-3-4'-chlorophenyl-2-pyrazolin-5-yl)phenol 125910-43-2 C17H15ClN2O2
    4-(1-acetyl-3-4'-chlorophenyl-2-pyrazolin-5-yl)phenol
    —— 4-[hydroxy(phenyl)methylene]-1-(4-methylphenyl)pyrrolidine-2,3,5-trione 121819-44-1 C18H13NO4
    4-[hydroxy(phenyl)methylene]-1-(4-methylphenyl)pyrrolidine-2,3,5-trione
    —— 4,4'-bis(pentafluorophenylmercapto)-octafluorobiphenyl 1927-89-5 C24F18S2
    4,4'-bis(pentafluorophenylmercapto)-octafluorobiphenyl
    —— (4bR,8aR,9R)-11-(cyclopropanecarbonyl)-6,7,8,8a,9,10-hexahydro-5H-9,4b-(epiminoethano)phenanthren-3-yl cyclopropanecarboxylate 4236-97-9 C24H29NO3
    (4bR,8aR,9R)-11-(cyclopropanecarbonyl)-6,7,8,8a,9,10-hexahydro-5H-9,4b-(epiminoethano)phenanthren-3-yl cyclopropanecarboxylate
    —— (4bR,8aR,9R)-11-(cyclobutanecarbonyl)-6,7,8,8a,9,10-hexahydro-5H-9,4b-(epiminoethano)phenanthren-3-yl cyclobutanecarboxylate 5196-22-5 C26H33NO3
    (4bR,8aR,9R)-11-(cyclobutanecarbonyl)-6,7,8,8a,9,10-hexahydro-5H-9,4b-(epiminoethano)phenanthren-3-yl cyclobutanecarboxylate
    —— 4,5-bis(hydroxymethyl)-1-methyl-2-(2-propylthio)imidazole 152591-48-5 C9H16N2O2S
    4,5-bis(hydroxymethyl)-1-methyl-2-(2-propylthio)imidazole
    —— (4-octyne)Fe(1+) 118575-36-3 C8H14Fe
    (4-octyne)Fe(1+)
    —— 4-(4'-ferrocenylquinoline-2'-yl)-2-methoxyphenol 1443656-00-5 C26H21FeNO2
    4-(4'-ferrocenylquinoline-2'-yl)-2-methoxyphenol
    —— 4-hydroxy-3-phenylazo-benzenesulfonic acid 19980-56-4 C12H10N2O4S
    4-hydroxy-3-phenylazo-benzenesulfonic acid
    —— [4-(3,4-dimethoxy-phenyl)-1-methyl-[4]piperidylmethyl]-[4-(3,4-dimethoxy-phenyl)-1-methyl-[4]piperidylmethylen]-amine 104339-08-4 C30H43N3O4
    [4-(3,4-dimethoxy-phenyl)-1-methyl-[4]piperidylmethyl]-[4-(3,4-dimethoxy-phenyl)-1-methyl-[4]piperidylmethylen]-amine
    —— 4-benzoylamino-2,2,6,6-tetramethyl-piperidine-1-carbonitrile 63206-88-2 C17H23N3O
    4-benzoylamino-2,2,6,6-tetramethyl-piperidine-1-carbonitrile
    —— 4,6-ditosylperhydro-1,4,6-oxadiazonine 91894-66-5 C20H26N2O5S2
    4,6-ditosylperhydro-1,4,6-oxadiazonine
    —— 4-Brom-1-(p-tolylamino)-7-(p-tolylimino)-cycloheptatrien-(1,3,5) 114330-58-4 C21H19BrN2
    4-Brom-1-(p-tolylamino)-7-(p-tolylimino)-cycloheptatrien-(1,3,5)
    —— (4Z,7Z,10Z,13Z,16Z,19Z)-1-(piperazin-1-yl)docosa-4,7,10,13,16,19-hexaen-1-one hydrochloride salt 1333067-42-7 C26H40N2O*ClH
    (4Z,7Z,10Z,13Z,16Z,19Z)-1-(piperazin-1-yl)docosa-4,7,10,13,16,19-hexaen-1-one hydrochloride salt
    —— 4-methylumbelliferyl 3,4,6-tri-O-acetyl-2-deoxy-2-fluoroacetamido-β-D-glucopyranoside 863918-43-8 C24H26FNO11
    4-methylumbelliferyl 3,4,6-tri-O-acetyl-2-deoxy-2-fluoroacetamido-β-D-glucopyranoside
    —— 4-[(4-chloro-2-methylphenoxy)methyl]phenol 120677-38-5 C14H13ClO2
    4-[(4-chloro-2-methylphenoxy)methyl]phenol
    —— 4,7,10,17,23-pentamethyl-1,4,7,10,13,17,23-heptaazacyclo<11.7.5>pentacosane 144140-21-6 C23H51N7
    4,7,10,17,23-pentamethyl-1,4,7,10,13,17,23-heptaazacyclo<11.7.5>pentacosane
    —— [4-[(4-chloro-2-methylphenoxy)methyl]phenyl] N-methylcarbamate 120677-44-3 C16H16ClNO3
    [4-[(4-chloro-2-methylphenoxy)methyl]phenyl] N-methylcarbamate
    —— 4-N-(11-fluoroundecanoyl)-3',5'-di-O-(tert-butoxycarbonyl)-2'-deoxy-2',2'-difluorocytidine 1519060-60-6 C30H46F3N3O9
    4-N-(11-fluoroundecanoyl)-3',5'-di-O-(tert-butoxycarbonyl)-2'-deoxy-2',2'-difluorocytidine
    —— 4-butyl-3,5-dioxo-2-phenyl-pyrazolidine-1-carboxylic acid anilide 110375-62-7 C20H21N3O3
    4-butyl-3,5-dioxo-2-phenyl-pyrazolidine-1-carboxylic acid anilide
    —— 4-N-octadecanoyl-2'-2'-difluoro-2'-deoxycytidine 5'-sodium phosphate 1373932-91-2 C27H45F2N3O8P*Na
    4-N-octadecanoyl-2'-2'-difluoro-2'-deoxycytidine 5'-sodium phosphate
    —— 4,4'-Difluor-3,3'-dichlor-diphenylmethan 330-47-2 C13H8Cl2F2
    4,4'-Difluor-3,3'-dichlor-diphenylmethan
    —— [4-(2-Diethylamino-ethoxy)-phenyl]-(2-ethyl-thieno[3,2-c]pyridin-3-yl)-methanone 90997-54-9 C22H26N2O2S
    [4-(2-Diethylamino-ethoxy)-phenyl]-(2-ethyl-thieno[3,2-c]pyridin-3-yl)-methanone
    —— 4,4'-((phthalazine-1,4-diylbis(hydrazin-2-yl-1-ylidene))bis(methaneylylidene))diphenol 133847-34-4 C22H18N6O2
    4,4'-((phthalazine-1,4-diylbis(hydrazin-2-yl-1-ylidene))bis(methaneylylidene))diphenol
    —— 4-(4-(isopentyloxy)phenyl)-[1,2,4]triazolo[4,3-a]-quinazolin-5(4H)-one 85772-29-8 C20H20N4O2
    4-(4-(isopentyloxy)phenyl)-[1,2,4]triazolo[4,3-a]-quinazolin-5(4H)-one
    —— [4-(Hydroxymethyl)-2-methyl-5-phenylfuran-3-yl]methanol 92126-08-4 C13H14O3
    [4-(Hydroxymethyl)-2-methyl-5-phenylfuran-3-yl]methanol
    —— 4-ethoxy-5,6,7,8-tetrahydro-6-(phenylmethyl)-pyrido<4,3-d>pyrimidin-2(1H)-one 135481-54-8 C16H19N3O2
    4-ethoxy-5,6,7,8-tetrahydro-6-(phenylmethyl)-pyrido<4,3-d>pyrimidin-2(1H)-one
    —— 4-tert-butyl-2-iodo-N-methylbenzenesulfonamide 1629894-54-7 C11H16INO2S
    4-tert-butyl-2-iodo-N-methylbenzenesulfonamide
    —— 4-Heptanon-O,O'-(aethylarsylen)dioxim 24073-90-3 C16H33AsN2O2
    4-Heptanon-O,O'-(aethylarsylen)dioxim
    —— 4-(2-Acetoxyethyliden)-4-hydroxy-2,3-dioxobutyro-1,4-lacton-3-(N-acetyl-methylhydrazon)-2-(o-chlor-phenylhydrazon) 111205-90-4 C17H17ClN4O5
    4-(2-Acetoxyethyliden)-4-hydroxy-2,3-dioxobutyro-1,4-lacton-3-(N-acetyl-methylhydrazon)-2-(o-chlor-phenylhydrazon)