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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,5α-epoxy-17-methyl-(14α)-morphinane-3,8α-diol 741607-85-2 C17H21NO3
    4,5α-epoxy-17-methyl-(14α)-morphinane-3,8α-diol
    —— 4-(di(prop-2-yn-1-yl)amino)-2-hydroxybenzaldehyde 1448314-11-1 C13H11NO2
    4-(di(prop-2-yn-1-yl)amino)-2-hydroxybenzaldehyde
    —— (-)-(4R,5R)-[2,2-dimethyl-5-((R)-2,2,2-trifluoro-1-phenyl-1-trimethylsilanyloxyethyl)-[1,3]dioxolan-4-yl](4-methoxyphenyl)methanone 1337967-77-7 C24H29F3O5Si
    (-)-(4R,5R)-[2,2-dimethyl-5-((R)-2,2,2-trifluoro-1-phenyl-1-trimethylsilanyloxyethyl)-[1,3]dioxolan-4-yl](4-methoxyphenyl)methanone
    —— 4-bromo-N-(2-dimethylamino-2-methyl-propyl)-2-fluoro-benzamide 1000147-71-6 C13H18BrFN2O
    4-bromo-N-(2-dimethylamino-2-methyl-propyl)-2-fluoro-benzamide
    —— 4'-[[2-n-Propyl-4-isopropyl-6-(1-oxo-isoindolin-2-yl)-benzimidazol-1-yl]-methyl]-2-(1H-tetrazol-5-yl)-biphenyl 144701-93-9 C35H33N7O
    4'-[[2-n-Propyl-4-isopropyl-6-(1-oxo-isoindolin-2-yl)-benzimidazol-1-yl]-methyl]-2-(1H-tetrazol-5-yl)-biphenyl
    —— (4<i>S</i>)-2-ethoxy-3,4<i>r</i>-dimethyl-5<i>c</i>-phenyl-[1,3,2]oxazaphospholidine 2<i>c</i>-sulfide 57573-34-9 C12H18NO2PS
    (4<i>S</i>)-2-ethoxy-3,4<i>r</i>-dimethyl-5<i>c</i>-phenyl-[1,3,2]oxazaphospholidine 2<i>c</i>-sulfide
    —— 4,5-bis(benzoylseleno)-1,3-dithiol-2-selon 133640-91-2 C17H10O2S2Se3
    4,5-bis(benzoylseleno)-1,3-dithiol-2-selon
    —— 4-butyl-4-(diethylaminomethyl)-1,2-diphenylpyrazolidine-3,5-dione 76383-62-5 C24H31N3O2
    4-butyl-4-(diethylaminomethyl)-1,2-diphenylpyrazolidine-3,5-dione
    —— 4-(1-hydroxy-[2]naphthylazo)-benzenesulfonic acid ; sodium salt 129918-70-3 C16H11N2O4S*Na
    4-(1-hydroxy-[2]naphthylazo)-benzenesulfonic acid ; sodium salt
    —— 4-fluoren-2-ylazo-6-methyl-<i>m</i>-phenylenediamine 63020-07-5 C20H18N4
    4-fluoren-2-ylazo-6-methyl-<i>m</i>-phenylenediamine
    —— 4,4'-bis(methylbutylamino)triphenylmethane 1383141-03-4 C29H38N2
    4,4'-bis(methylbutylamino)triphenylmethane
    —— 4-carbomethoxymethyl-3,3-dimethylbicyclo<4.2.0>octane-2,7-dione 70630-10-3 C13H18O4
    4-carbomethoxymethyl-3,3-dimethylbicyclo<4.2.0>octane-2,7-dione
    —— 4-(2-iodophenyl)-2-methylene-N-phenylbutanamide 1384898-19-4 C17H16INO
    4-(2-iodophenyl)-2-methylene-N-phenylbutanamide
    —— 4-((3,5-dichloro-4-(1,1,2,2-tetrafluoroethoxy)-phenoxy)methyl)aniline 1278547-54-8 C15H11Cl2F4NO2
    4-((3,5-dichloro-4-(1,1,2,2-tetrafluoroethoxy)-phenoxy)methyl)aniline
    —— 4-(4-methoxyphenyl)-1,1-dimethyl-3-phenyl-1H-isochromene 1638178-40-1 C24H22O2
    4-(4-methoxyphenyl)-1,1-dimethyl-3-phenyl-1H-isochromene
    —— 4-(2-phenylhydrazono)-1-(4-(4-chlorophenyl)thiazol-2-yl)-3-methyl-1H-pyrazol-5(4H)-one 905368-54-9 C19H14ClN5OS
    4-(2-phenylhydrazono)-1-(4-(4-chlorophenyl)thiazol-2-yl)-3-methyl-1H-pyrazol-5(4H)-one
    —— 4-Dimethylamino-6-methylpyrimidin-2-malonaldehyd 28668-39-5 C10H13N3O2
    4-Dimethylamino-6-methylpyrimidin-2-malonaldehyd
    —— 4-(2,3-Dibromo-1-methyl-butyl)-1,2-dimethoxy-benzene 24114-84-9 C13H18Br2O2
    4-(2,3-Dibromo-1-methyl-butyl)-1,2-dimethoxy-benzene
    —— 4-Hydroxy-2-oxo-2H-quinoline-1,3-dicarboxylic acid bis-naphthalen-1-ylamide 40173-14-6 C31H21N3O4
    4-Hydroxy-2-oxo-2H-quinoline-1,3-dicarboxylic acid bis-naphthalen-1-ylamide
    —— 4-Cyclohexyl-1,2,4-triazol-3-sulfonamid 29982-61-4 C8H14N4O2S
    4-Cyclohexyl-1,2,4-triazol-3-sulfonamid
    —— 4-Ethylaminomethyl-2-isopropyl-5-methyl-phenol; hydrochloride 33597-36-3 C13H21NO*ClH
    4-Ethylaminomethyl-2-isopropyl-5-methyl-phenol; hydrochloride
    —— 4-(3-Methoxy-4-thiomorpholino-phenylazo)-benzoesaeure 28005-95-0 C18H19N3O3S
    4-(3-Methoxy-4-thiomorpholino-phenylazo)-benzoesaeure
    —— 4-acridin-9-ylamino-2-hydroxy-benzoic acid butyl ester 51207-95-5 C24H22N2O3
    4-acridin-9-ylamino-2-hydroxy-benzoic acid butyl ester
    —— (4-methoxy-benzylidene)-[3-(4-methoxy-phenyl)-2-methyl-indolizin-1-yl]-amine 32623-64-6 C24H22N2O2
    (4-methoxy-benzylidene)-[3-(4-methoxy-phenyl)-2-methyl-indolizin-1-yl]-amine
    —— 4-(diaminomethylideneamino)sulfonylbenzenediazonium;chloride 57198-80-8 C7H8N5O2S*Cl
    4-(diaminomethylideneamino)sulfonylbenzenediazonium;chloride
    —— 4-(2-Amino-4-phenyl-thiazol-5-ylazo)-N-thiazol-2-yl-benzenesulfonamide 85811-09-2 C18H14N6O2S3
    4-(2-Amino-4-phenyl-thiazol-5-ylazo)-N-thiazol-2-yl-benzenesulfonamide
    —— 4-propyl-[1,10]phenanthroline 80186-77-2 C15H14N2
    4-propyl-[1,10]phenanthroline
    —— 4',6'-di-iodocannabidiol 112639-15-3 C21H28I2O2
    4',6'-di-iodocannabidiol
    —— 4,4'-O-diallylhexestrol 76412-25-4 C24H30O2
    4,4'-O-diallylhexestrol
    —— 4α-(4-O-propargyl)podophyllotoxin 1600500-11-5 C25H24O8
    4α-(4-O-propargyl)podophyllotoxin
    —— (4-aminocyclopropyl)(4-hydroxyphenyl)methylthioketone 1416548-93-0 C13H17NOS
    (4-aminocyclopropyl)(4-hydroxyphenyl)methylthioketone
    —— (4R,5S)-1,5-dimethyl-4-phenyl-3-[(3R)-3-phenylbutanoyl]imidazolidin-2-one 113675-86-8 C21H24N2O2
    (4R,5S)-1,5-dimethyl-4-phenyl-3-[(3R)-3-phenylbutanoyl]imidazolidin-2-one
    —— 4-Nitro-benzoic acid [1-[(2S,4S)-4-((2R,4S,5S,6S)-4-amino-5-hydroxy-6-methyl-tetrahydro-pyran-2-yloxy)-2,5,12-trihydroxy-7-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydro-naphthacen-2-yl]-eth-(E)-ylidene]-hydrazide; hydrochloride 110925-30-9 C34H34N4O12*ClH
    4-Nitro-benzoic acid [1-[(2S,4S)-4-((2R,4S,5S,6S)-4-amino-5-hydroxy-6-methyl-tetrahydro-pyran-2-yloxy)-2,5,12-trihydroxy-7-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydro-naphthacen-2-yl]-eth-(E)-ylidene]-hydrazide; hydrochloride
    —— 4-[3,3-Ethylendithio-17β-methoxy-17α-(methoxymethyl)-estra-4,9-dien-11β-yl]benzaldehyd 289900-35-2 C30H38O3S2
    4-[3,3-Ethylendithio-17β-methoxy-17α-(methoxymethyl)-estra-4,9-dien-11β-yl]benzaldehyd
    —— (4-(methoxycarbonyl)phenyl)zinc(II) bromide 521097-85-8 C8H7BrO2Zn
    (4-(methoxycarbonyl)phenyl)zinc(II) bromide
    —— 4-(8,8-dimethyl-2,7-dioxa-spiro[4.4]non-3-ylmethyl)-morpholine 7457-90-1 C14H25NO3
    4-(8,8-dimethyl-2,7-dioxa-spiro[4.4]non-3-ylmethyl)-morpholine
    —— (4S,4aS,5aR, 12aS)-9-(((3,3-difluorocyclobutyl)methylamino)methyl)-4,7-bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide 1420294-45-6 C29H36F2N4O7
    (4S,4aS,5aR, 12aS)-9-(((3,3-difluorocyclobutyl)methylamino)methyl)-4,7-bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide
    —— 4-(6-ethoxy-2-methylquinolin-4-ylamino)-N-(thiazol-2-yl)benzenesulfonamide monohydrochloride 1061768-07-7 C21H20N4O3S2*ClH
    4-(6-ethoxy-2-methylquinolin-4-ylamino)-N-(thiazol-2-yl)benzenesulfonamide monohydrochloride
    —— 4-(4-tert-Butyl-cyclohexyl)-4-methyl-pentan-2-ol 39866-01-8 C16H32O
    4-(4-tert-Butyl-cyclohexyl)-4-methyl-pentan-2-ol
    —— 4-benzhydryl-2-methoxyphenol 848-52-2 C20H18O2
    4-benzhydryl-2-methoxyphenol
    —— 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl pivalate 1239573-10-4 C17H25BO4
    4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl pivalate
    —— 4-acetoxy-5-oxo-2,5-dihydro-pyrrole-3-carboxylic acid ethyl ester 98996-91-9 C9H11NO5
    4-acetoxy-5-oxo-2,5-dihydro-pyrrole-3-carboxylic acid ethyl ester
    —— 4,5α-epoxy-6-oxo-morphinane-17-carboxylic acid ethyl ester 69663-75-8 C19H21NO4
    4,5α-epoxy-6-oxo-morphinane-17-carboxylic acid ethyl ester
    —— 4-Bromo-1,6,8-triaza-benzo[de]anthracen-7-one 741281-35-6 C14H6BrN3O
    4-Bromo-1,6,8-triaza-benzo[de]anthracen-7-one
    —— 4-Chlor-benzoylessigsaeure-<4-methoxy-anilid> 1037-75-8 C16H14ClNO3
    4-Chlor-benzoylessigsaeure-<4-methoxy-anilid>
    —— (4-Aminooxy-1-diethoxymethyl-butyl)-carbamic acid benzyl ester 128433-84-1 C17H28N2O5
    (4-Aminooxy-1-diethoxymethyl-butyl)-carbamic acid benzyl ester
    —— 4-{3-(dimethylamino)-5-[(triisopropylsilyl)oxy]phenoxy}butyl benzoate 1253783-80-0 C28H43NO4Si
    4-{3-(dimethylamino)-5-[(triisopropylsilyl)oxy]phenoxy}butyl benzoate
    —— 4-(((2-carboxyethyl)selanyl)thio)benzoic acid 1582790-34-8 C10H10O4SSe
    4-(((2-carboxyethyl)selanyl)thio)benzoic acid
    —— [4-[(3-Methoxyoxan-4-yl)amino]piperidin-1-yl]-[5-methyl-6-[4-(2-methylphenyl)piperazin-1-yl]pyrimidin-4-yl]methanone 1349196-68-4 C28H40N6O3
    [4-[(3-Methoxyoxan-4-yl)amino]piperidin-1-yl]-[5-methyl-6-[4-(2-methylphenyl)piperazin-1-yl]pyrimidin-4-yl]methanone
    —— 4-Pentafluorethoxy-2-nitrophenol 60702-03-6 C8H4F5NO4
    4-Pentafluorethoxy-2-nitrophenol