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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-methyl-N-(2-nitrophenyl)benzene carboximidamide 1224442-20-9 C14H13N3O2
    4-methyl-N-(2-nitrophenyl)benzene carboximidamide
    —— 4-benzyloxy-3-hydroxy-1,3,5(10)-estratrien-17-one 88016-81-3 C25H28O3
    4-benzyloxy-3-hydroxy-1,3,5(10)-estratrien-17-one
    —— 4-(5-cyclopropyl-1,2,4-oxadiazol-3-yl)pyrimidine 51285-12-2 C9H8N4O
    4-(5-cyclopropyl-1,2,4-oxadiazol-3-yl)pyrimidine
    —— [4-(2-ethyl-5,7-dimethylpyrazolo[1,5-a]pyrimidin-3-ylmethyl)phenoxy]acetic acid methyl ester 1401728-69-5 C20H23N3O3
    [4-(2-ethyl-5,7-dimethylpyrazolo[1,5-a]pyrimidin-3-ylmethyl)phenoxy]acetic acid methyl ester
    —— 4-[5-(4-chloro-benzylamino)-2-fluoro-4-nitro-phenyl]-piperazine-1-carboxylic acid tert-butyl ester 885232-48-4 C22H26ClFN4O4
    4-[5-(4-chloro-benzylamino)-2-fluoro-4-nitro-phenyl]-piperazine-1-carboxylic acid tert-butyl ester
    —— 4r,6c-diphenyl-4H,6H-thieno[3,4-c][1,2,5]oxadiazole 5ξ-oxide 64959-97-3 C16H12N2O2S
    4r,6c-diphenyl-4H,6H-thieno[3,4-c][1,2,5]oxadiazole 5ξ-oxide
    —— 4-ethoxy-7-methoxy-2-(3,4,5-trimethoxybenzyl)-1,2,3,4-tetrahydroisoquinolin-6-ol 1064204-97-2 C22H29NO6
    4-ethoxy-7-methoxy-2-(3,4,5-trimethoxybenzyl)-1,2,3,4-tetrahydroisoquinolin-6-ol
    —— 4-(cyclopropyl-{2-[4-(pyridazin-4-ylcarbamoyl)-phenyl]-pyrimidine-5-carbonyl}-amino)-piperidine-1-carboxylic acid tert-butyl ester 1557036-50-6 C29H33N7O4
    4-(cyclopropyl-{2-[4-(pyridazin-4-ylcarbamoyl)-phenyl]-pyrimidine-5-carbonyl}-amino)-piperidine-1-carboxylic acid tert-butyl ester
    —— [(4S)-4-[[(R)-tert-butylsulfinyl]amino]-4-[2-fluoro-5-[(2,2,2-trifluoroacetyl)amino]phenyl]-2-oxopentyl] acetate 1404336-89-5 C19H24F4N2O5S
    [(4S)-4-[[(R)-tert-butylsulfinyl]amino]-4-[2-fluoro-5-[(2,2,2-trifluoroacetyl)amino]phenyl]-2-oxopentyl] acetate
    —— 4-[cyclopropyl-(5-oxazol-5-yl-pyridine-2-carbonyl)-amino]-piperidine-1-carboxylic acid tert-butyl ester 1557031-24-9 C22H28N4O4
    4-[cyclopropyl-(5-oxazol-5-yl-pyridine-2-carbonyl)-amino]-piperidine-1-carboxylic acid tert-butyl ester
    —— 4-(N-(t-butoxycarbonyl)piperidin-4-yl)oxy-3-phenylsulfonyl-2,3-dihydro-1,1-dioxidebenzo[b]thiophene 246171-15-3 C24H29NO7S2
    4-(N-(t-butoxycarbonyl)piperidin-4-yl)oxy-3-phenylsulfonyl-2,3-dihydro-1,1-dioxidebenzo[b]thiophene
    —— 4,4,5-trimethyl-5-ethynyl-2-ethoxy-1,3-dioxolane 113311-47-0 C10H16O3
    4,4,5-trimethyl-5-ethynyl-2-ethoxy-1,3-dioxolane
    —— (4-bromophenyl)(5-chloro-2-(1-(methoxyimino)ethyl)phenyl)methanone 1510826-88-6 C16H13BrClNO2
    (4-bromophenyl)(5-chloro-2-(1-(methoxyimino)ethyl)phenyl)methanone
    —— 4,5,7,8-tetramethoxy-3-methyl-chromen-2-one 55742-71-7 C14H16O6
    4,5,7,8-tetramethoxy-3-methyl-chromen-2-one
    —— 4-Oxo-4H-pyrazino<1,2-a>pyrimidin-3-carbonsaeure-ethylester 21271-39-6 C10H9N3O3
    4-Oxo-4H-pyrazino<1,2-a>pyrimidin-3-carbonsaeure-ethylester
    —— 4-methyl-3,5-diphenyl-dihydro-furan-2-one 56075-26-4 C17H16O2
    4-methyl-3,5-diphenyl-dihydro-furan-2-one
    —— 4-chloro-3-iodo-1-(triisopropylsilyl)-1H-pyrrolo [2,3-b]pyridine 1310703-87-7 C16H24ClIN2Si
    4-chloro-3-iodo-1-(triisopropylsilyl)-1H-pyrrolo [2,3-b]pyridine
    —— 4-(1-trifluoromethyl-2-chloroethylthio)-6-oxatricyclo<3.2.1.13,8>nonan-7-one 128856-03-1 C11H12ClF3O2S
    4-(1-trifluoromethyl-2-chloroethylthio)-6-oxatricyclo<3.2.1.13,8>nonan-7-one
    —— 4-Dimethylamino-2-ethyl-1,3-butadien-1,1-dicarbonitril 65996-14-7 C10H13N3
    4-Dimethylamino-2-ethyl-1,3-butadien-1,1-dicarbonitril
    —— 4-trans(?)-styryl-1-(3-trimethylammonio-propyl)-pyridinium, dibromide 19218-46-3 2Br*C19H26N2
    4-trans(?)-styryl-1-(3-trimethylammonio-propyl)-pyridinium, dibromide
    —— 4,6-dibromo-4-hydroxy-2-methylbenzo[b]furan 181119-31-3 C9H6Br2O2
    4,6-dibromo-4-hydroxy-2-methylbenzo[b]furan
    —— 4,7-dibromo-2-(4-bromo-anilino)-cycloheptatrienone 99847-40-2 C13H8Br3NO
    4,7-dibromo-2-(4-bromo-anilino)-cycloheptatrienone
    —— 4-(4-hydroxy-1-methyl-2-oxo-7-trifluoromethyl-1,2-dihydro-1,8-naphthyridin-3-yl)-4-oxobutanoic acid 1073128-76-3 C14H11F3N2O5
    4-(4-hydroxy-1-methyl-2-oxo-7-trifluoromethyl-1,2-dihydro-1,8-naphthyridin-3-yl)-4-oxobutanoic acid
    —— 4-(4-chloro-phenyl)-2-oxo-6-phenyl-4<i>H</i>-[1,3]oxazine-3-sulfonyl chloride 53440-95-2 C16H11Cl2NO4S
    4-(4-chloro-phenyl)-2-oxo-6-phenyl-4<i>H</i>-[1,3]oxazine-3-sulfonyl chloride
    —— 4-[1-[3,5-Dibromo-4-(3-trifluoromethyl-phenylcarbamoyloxy)-phenyl]-meth-(Z)-ylideneaminooxy]-3-nitro-benzoic acid methyl ester 26853-22-5 C23H14Br2F3N3O7
    4-[1-[3,5-Dibromo-4-(3-trifluoromethyl-phenylcarbamoyloxy)-phenyl]-meth-(Z)-ylideneaminooxy]-3-nitro-benzoic acid methyl ester
    —— 4-Methyl-2-nitro-1-(tetrahydro-furan-2-yloxy)-pentan-3-one 87377-88-6 C10H17NO5
    4-Methyl-2-nitro-1-(tetrahydro-furan-2-yloxy)-pentan-3-one
    —— 4-Fluor-3-nitro-benzoesaeure-dodecylester 1649-32-7 C19H28FNO4
    4-Fluor-3-nitro-benzoesaeure-dodecylester
    —— 4-acetyl-3-(1-acetyl-indol-3-yl)-1-methoxycarbonylmethyl-1,2,3,4-tetrahydro-cyclopenta[<i>b</i>]indole-2-carboxylic acid methyl ester 90230-23-2 C28H26N2O6
    4-acetyl-3-(1-acetyl-indol-3-yl)-1-methoxycarbonylmethyl-1,2,3,4-tetrahydro-cyclopenta[<i>b</i>]indole-2-carboxylic acid methyl ester
    —— 4-Hydroxy-3-methyl-4.6-diphenyl-tetrahydro-<1.3>thiazin-2-thion 93817-08-4 C17H17NOS2
    4-Hydroxy-3-methyl-4.6-diphenyl-tetrahydro-<1.3>thiazin-2-thion
    —— (4,5-dinitro-[1]naphthyl)-picryl-amine 132962-48-2 C16H8N6O10
    (4,5-dinitro-[1]naphthyl)-picryl-amine
    —— 4,10-Dimethyl-3,3a.<sup>4,5</sup>-tetrahydro-6,7-benzinden-(1,7a)-on-(2)-essigsaeure-(1) 98200-88-5 C17H18O3
    4,10-Dimethyl-3,3a.<sup>4,5</sup>-tetrahydro-6,7-benzinden-(1,7a)-on-(2)-essigsaeure-(1)
    —— 4-[4-(4-hydroxy-3-methoxy-phenyl)-[1,3]dithietan-2-ylidene]-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one 57624-75-6 C19H16N2O3S2
    4-[4-(4-hydroxy-3-methoxy-phenyl)-[1,3]dithietan-2-ylidene]-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one
    —— 4-{1-[4-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)thiazol-2-yl]azepan-4-ylamino}butan-1-ol hydrochloride 1314084-98-4 C27H41N3OS*ClH
    4-{1-[4-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)thiazol-2-yl]azepan-4-ylamino}butan-1-ol hydrochloride
    —— 4-[4-chloro-3-(4-methyl-[1,2,4]triazolo[4,3-a]quinoxalin-1-yl)phenoxy]-butan-1-ol 1392413-15-8 C20H19ClN4O2
    4-[4-chloro-3-(4-methyl-[1,2,4]triazolo[4,3-a]quinoxalin-1-yl)phenoxy]-butan-1-ol
    —— 4-(2-(Quinazolin-4-ylamino)ethyl)phenol 1135238-55-9 C16H15N3O
    4-(2-(Quinazolin-4-ylamino)ethyl)phenol
    —— 4-[6-(2-chloro-4-methoxy-phenoxy)-hexyl]-3,5-diethyl-1-(4-morpholin-4-yl-butyryl)-1<i>H</i>-pyrazole 69982-38-3 C28H42ClN3O4
    4-[6-(2-chloro-4-methoxy-phenoxy)-hexyl]-3,5-diethyl-1-(4-morpholin-4-yl-butyryl)-1<i>H</i>-pyrazole
    —— 4-hydroxy-2-(3-methoxyphenylthio)benzoic acid 134987-37-4 C14H12O4S
    4-hydroxy-2-(3-methoxyphenylthio)benzoic acid
    —— 4-bromo-<i>N</i>-methyl-2,3,6,<i>N</i>-tetranitro-aniline 861298-47-7 C7H4BrN5O8
    4-bromo-<i>N</i>-methyl-2,3,6,<i>N</i>-tetranitro-aniline
    —— 4-[[5-methyl-3-[3-[4-(trifluoromethoxy)phenyl]-1,2,4-oxadiazol-5-yl]pyrazol-1-yl]methyl]-N-(2-pyrrolidin-1-ylethyl)pyridin-2-amine 1226861-41-1 C25H26F3N7O2
    4-[[5-methyl-3-[3-[4-(trifluoromethoxy)phenyl]-1,2,4-oxadiazol-5-yl]pyrazol-1-yl]methyl]-N-(2-pyrrolidin-1-ylethyl)pyridin-2-amine
    —— 4-(2-(difluoromethyl)-4-methoxy-1H-benzimidazol-1-yl)-N-(6-methoxypyrimidin-4-yl)-6-morpholino-1,3,5-triazin-2-amine 1261281-36-0 C21H21F2N9O3
    4-(2-(difluoromethyl)-4-methoxy-1H-benzimidazol-1-yl)-N-(6-methoxypyrimidin-4-yl)-6-morpholino-1,3,5-triazin-2-amine
    —— 4-((5S)-5-(1,1-dimethyl-2-((5-(4-morpholinylcarbonyl)-1,3-thiazol-2-yl)amino)-2-oxoethyl)-8-methyl-5H-pyrido[3',2':5,6]pyrano[2,3-b]pyridin-2-yl)-N,N-dimethylbenzamide 1177422-78-4 C33H34N6O5S
    4-((5S)-5-(1,1-dimethyl-2-((5-(4-morpholinylcarbonyl)-1,3-thiazol-2-yl)amino)-2-oxoethyl)-8-methyl-5H-pyrido[3',2':5,6]pyrano[2,3-b]pyridin-2-yl)-N,N-dimethylbenzamide
    —— 4-(6-chloro-2-(piperidin-1-yl)pyrimidin-4-yl)morpholine 908141-76-4 C13H19ClN4O
    4-(6-chloro-2-(piperidin-1-yl)pyrimidin-4-yl)morpholine
    —— (4-Methoxy-phenyl)-(2-phenyl-9H-pyrido[2,3-b]indol-4-yl)-methanone 120422-12-0 C25H18N2O2
    (4-Methoxy-phenyl)-(2-phenyl-9H-pyrido[2,3-b]indol-4-yl)-methanone
    —— 4-methyl-2-(3-nitrothiophen-2-yl)thiazole 1239463-47-8 C8H6N2O2S2
    4-methyl-2-(3-nitrothiophen-2-yl)thiazole
    —— 4-[5-(pyridin-3-ylcarbamoyl)-naphthalene-1-sulfonylamino]-piperidine-1-carboxylic acid ethyl ester 723308-20-1 C24H26N4O5S
    4-[5-(pyridin-3-ylcarbamoyl)-naphthalene-1-sulfonylamino]-piperidine-1-carboxylic acid ethyl ester
    —— 4-iodomethyl-5-isopropyl-2-(3-trifluoromethyl-phenyl)-oxazole 752212-87-6 C14H13F3INO
    4-iodomethyl-5-isopropyl-2-(3-trifluoromethyl-phenyl)-oxazole
    —— 4-Amino-3-(4-pyridyl)-1,2,3-triazol-5-carbonitril 126385-85-1 C8H6N6
    4-Amino-3-(4-pyridyl)-1,2,3-triazol-5-carbonitril
    —— 4,5,7-tri-O-acetyl-2,6-anhydro-1-bromo-1,3-dideoxy-D-lyxo-hept-2-enit 153565-58-3 C13H17BrO7
    4,5,7-tri-O-acetyl-2,6-anhydro-1-bromo-1,3-dideoxy-D-lyxo-hept-2-enit
    —— 4-chloro-[4-(2-{4-[2-((R)-3-ethoxy-pyrrolidin-1-yl)-2-oxo-ethyl]-piperazin-1-yl}-2-oxo-ethyl)-thiazol-2-yl]-benzamide 895571-32-1 C24H30ClN5O4S
    4-chloro-[4-(2-{4-[2-((R)-3-ethoxy-pyrrolidin-1-yl)-2-oxo-ethyl]-piperazin-1-yl}-2-oxo-ethyl)-thiazol-2-yl]-benzamide
    —— 4-(2'-O-acetyl-3'-amino-3'-deoxy-α-L-threofuranosyl)-1,3-dihydro-3-methyl-1-p-tolyl-2H-imidazole-2-thione 426819-06-9 C17H21N3O3S
    4-(2'-O-acetyl-3'-amino-3'-deoxy-α-L-threofuranosyl)-1,3-dihydro-3-methyl-1-p-tolyl-2H-imidazole-2-thione