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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-tert-butyl-3,4-dihydro-7,9-dimethyl-1H-1,4-benzodiazepine-2,5-dione 167690-03-1 C15H20N2O2
    4-tert-butyl-3,4-dihydro-7,9-dimethyl-1H-1,4-benzodiazepine-2,5-dione
    —— 4(3H)-Quinazolinone, 3-((2-phenyl-1H-indol-3-yl)methyl)- 88514-38-9 C23H17N3O
    4(3H)-Quinazolinone, 3-((2-phenyl-1H-indol-3-yl)methyl)-
    —— 4'-Deoxydoxorubicinol 7-deoxyaglycone 141975-30-6 C21H20O9
    4'-Deoxydoxorubicinol 7-deoxyaglycone
    —— 4-amino-2,5-dimethoxybenzonitrile;hydron;chloride —— C9H11ClN2O2
    4-amino-2,5-dimethoxybenzonitrile;hydron;chloride
    —— 4-Hydroxy-2,3,3',4'-tetrachlorobiphenyl 150975-82-9 C12H6Cl4O
    4-Hydroxy-2,3,3',4'-tetrachlorobiphenyl
    —— 4-[3-(4-carbamimidoylphenoxy)propoxy]benzenecarboximidamide;hydron;dichloride —— C17H22Cl2N4O2
    4-[3-(4-carbamimidoylphenoxy)propoxy]benzenecarboximidamide;hydron;dichloride
    —— 4'-(Octyloxy)-3-piperidinopropiophenone hydrochloride 5249-88-7 C22H36ClNO2
    4'-(Octyloxy)-3-piperidinopropiophenone hydrochloride
    —— 4(3H)-Quinazolinone, 6-bromo-3-(2-(dimethylamino)ethyl)-2-ethyl- 77300-85-7 C14H18BrN3O
    4(3H)-Quinazolinone, 6-bromo-3-(2-(dimethylamino)ethyl)-2-ethyl-
    —— 4,4-Bis(2-hydroxyethyl)morpholinium chloride 5468-45-1 C8H18ClNO3
    4,4-Bis(2-hydroxyethyl)morpholinium chloride
    —— 4-[2-(4-Acetamidophenylsulfonyl)ethyl]pyridine hydrochloride 67057-85-6 C15H17ClN2O3S
    4-[2-(4-Acetamidophenylsulfonyl)ethyl]pyridine hydrochloride
    —— 4-Amino-2-methylphenol, sulfate —— C14H20N2O6S
    4-Amino-2-methylphenol, sulfate
    —— 4(3H)-Quinazolinone, 3-(((4-methoxyphenyl)amino)methyl)-, dihydrochloride 75159-52-3 C16H17Cl2N3O2
    4(3H)-Quinazolinone, 3-(((4-methoxyphenyl)amino)methyl)-, dihydrochloride
    —— 4-Hydroxy-7-[(5-hydroxy-6-phenyldiazenyl-7-sulfonaphthalen-2-yl)amino]-3-phenyldiazenylnaphthalene-2-sulfonic acid 25188-37-8 C32H23N5O8S2
    4-Hydroxy-7-[(5-hydroxy-6-phenyldiazenyl-7-sulfonaphthalen-2-yl)amino]-3-phenyldiazenylnaphthalene-2-sulfonic acid
    —— 4-Ethylphenylmethylcarbamat 2631-30-3 C10H13NO2
    4-Ethylphenylmethylcarbamat
    —— 4,4'-(5,8-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-1,4-diyl-di-amino)-bis-toluene-3-sulfonic acid 47831-51-6 C28H22N2O10S2
    4,4'-(5,8-dihydroxy-9,10-dioxo-9,10-dihydro-anthracene-1,4-diyl-di-amino)-bis-toluene-3-sulfonic acid
    —— 4-Methylmercapto-N-methyl-phenylacetat 3938-34-9 C9H11NO2S
    4-Methylmercapto-N-methyl-phenylacetat
    —— 4-(2-{4-[2-(5,5,8,8-Tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)prop-1-en-1-yl]phenoxy}ethyl)morpholine —— C29H39NO2
    4-(2-{4-[2-(5,5,8,8-Tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)prop-1-en-1-yl]phenoxy}ethyl)morpholine
    —— 4(3H)-Quinazolinone, 3-(4-(o-chlorophenyl)-1-piperazinylmethyl)-, dihydrochloride 68638-33-5 C19H21Cl3N4O
    4(3H)-Quinazolinone, 3-(4-(o-chlorophenyl)-1-piperazinylmethyl)-, dihydrochloride
    —— 4(3H)-Quinazolinone, 6,8-dibromo-2-((4-nitrophenyl)methoxy)-3-(2-thiazolyl)- 85178-78-5 C18H10Br2N4O4S
    4(3H)-Quinazolinone, 6,8-dibromo-2-((4-nitrophenyl)methoxy)-3-(2-thiazolyl)-
    —— 4-Thiazoline-2-thiol 96-51-5 C3H5NS2
    4-Thiazoline-2-thiol
    —— 4-Hydroxy-7-((((5-hydroxy-7-sulfo-2-naphthalenyl)amino)carbonyl)amino)-3-(2-(6-sulfo-2-naphthalenyl)diazenyl)-2-naphthalenesulfonic acid 66217-02-5 C31H22N4O12S3
    4-Hydroxy-7-((((5-hydroxy-7-sulfo-2-naphthalenyl)amino)carbonyl)amino)-3-(2-(6-sulfo-2-naphthalenyl)diazenyl)-2-naphthalenesulfonic acid
    —— 4-Adamantan-1-yl-morpholine; hydrochloride 19984-51-1 C14H23NO*ClH
    4-Adamantan-1-yl-morpholine; hydrochloride
    —— 4(3H)-Quinazolinone, 3-(2,4-dimethylphenyl)-6-iodo-2-methyl- 35711-12-7 C17H15IN2O
    4(3H)-Quinazolinone, 3-(2,4-dimethylphenyl)-6-iodo-2-methyl-
    —— 4,6-difluoro-2-(trifluoromethyl)-1H-benzo[d]imidazole 89426-93-7 C8H3F5N2
    4,6-difluoro-2-(trifluoromethyl)-1H-benzo[d]imidazole
    —— 4(3H)-Quinazolinone, 3-(morpholinomethyl)-, hydrochloride 68638-39-1 C13H16ClN3O2
    4(3H)-Quinazolinone, 3-(morpholinomethyl)-, hydrochloride
    —— 4(3H)-Quinazolinone, 3-(aminomethyl)-6-nitro-, dihydrochloride 75159-36-3 C9H10Cl2N4O3
    4(3H)-Quinazolinone, 3-(aminomethyl)-6-nitro-, dihydrochloride
    —— 4(3H)-Quinazolinone, 3-(2,4-dimethylphenyl)-6,8-diiodo-2-methyl- 35711-14-9 C17H14I2N2O
    4(3H)-Quinazolinone, 3-(2,4-dimethylphenyl)-6,8-diiodo-2-methyl-
    —— 4(1H)-Quinazolinone, 2,3-dihydro-3-(p-methoxyphenyl)-1-(morpholinoacetyl)-, hydrochloride 20866-06-2 C21H24ClN3O4
    4(1H)-Quinazolinone, 2,3-dihydro-3-(p-methoxyphenyl)-1-(morpholinoacetyl)-, hydrochloride
    —— 4(3H)-Quinazolinone, 3-(aminomethyl)-6,8-dibromo-, dihydrochloride 75159-33-0 C9H9Br2Cl2N3O
    4(3H)-Quinazolinone, 3-(aminomethyl)-6,8-dibromo-, dihydrochloride
    —— 4(3H)-Quinazolinone, 2-methyl-3-(2-naphthyl)-, hydrochloride 3445-50-9 C19H15ClN2O
    4(3H)-Quinazolinone, 2-methyl-3-(2-naphthyl)-, hydrochloride
    —— 4(3H)-Quinazolinone, 2-ethyl-3-(2-(ethylamino)ethyl)-6-iodo- 77301-00-9 C14H18IN3O
    4(3H)-Quinazolinone, 2-ethyl-3-(2-(ethylamino)ethyl)-6-iodo-
    —— 4-tert-butyl-3,4-dihydro-7-methyl-1H-1,4-benzodiazepine-2,5-dione 167689-91-0 C14H18N2O2
    4-tert-butyl-3,4-dihydro-7-methyl-1H-1,4-benzodiazepine-2,5-dione
    —— 4(3H)-Quinazolinone, 3-(3-chloro-2-methylphenyl)-2-ethyl-, hydrochloride 78308-56-2 C17H16Cl2N2O
    4(3H)-Quinazolinone, 3-(3-chloro-2-methylphenyl)-2-ethyl-, hydrochloride
    —— 4-Heptanone, 2,6-bis(trifluoromethyl)-2,6-dihydroxy-1,1,1,7,7,7-hexafluoro-, azine 101913-85-3 C18H12F24N2O4
    4-Heptanone, 2,6-bis(trifluoromethyl)-2,6-dihydroxy-1,1,1,7,7,7-hexafluoro-, azine
    —— 4(3H)-Quinazolinone, 3-(((1-methylethyl)amino)methyl)-, dihydrochloride 75174-38-8 C12H17Cl2N3O
    4(3H)-Quinazolinone, 3-(((1-methylethyl)amino)methyl)-, dihydrochloride
    —— 4,4'-[Nonane-1,9-diylbis(oxy)]dianiline--hydrogen chloride (1/2) 110684-98-5 C21H32Cl2N2O2
    4,4'-[Nonane-1,9-diylbis(oxy)]dianiline--hydrogen chloride (1/2)
    —— (4-methylphenyl)methyl N-[(2R)-3-(1H-indol-3-yl)-2-methyl-1-oxo-1-[[(1S)-1-phenylethyl]amino]propan-2-yl]carbamate 159672-36-3 C29H31N3O3
    (4-methylphenyl)methyl N-[(2R)-3-(1H-indol-3-yl)-2-methyl-1-oxo-1-[[(1S)-1-phenylethyl]amino]propan-2-yl]carbamate
    —— 4-Hydroxy-4-(phenylimino)butanoic acid--piperidine (1/1) 112997-57-6 C15H22N2O3
    4-Hydroxy-4-(phenylimino)butanoic acid--piperidine (1/1)
    —— 4-[(4-Fluorophenyl)methyl]-2-[1-(2-phenylethyl)azepan-1-ium-4-yl]phthalazin-1-one;chloride —— C29H31ClFN3O
    4-[(4-Fluorophenyl)methyl]-2-[1-(2-phenylethyl)azepan-1-ium-4-yl]phthalazin-1-one;chloride
    —— 4-Prop-2-ynoxy-2-(3-(trifluoromethyl)phenyl)-6-(4-(trifluoromethyl)phenyl)pyridine 136490-18-1 C22H13F6NO
    4-Prop-2-ynoxy-2-(3-(trifluoromethyl)phenyl)-6-(4-(trifluoromethyl)phenyl)pyridine
    —— (4-Hydroxyphenyl)trimethylammonium bromide 64051-05-4 C9H14BrNO
    (4-Hydroxyphenyl)trimethylammonium bromide
    —— 4-(4-Chlorphenyl)-acetamido-phenylarsonsaeure 74175-16-9 C14H13AsClNO4
    4-(4-Chlorphenyl)-acetamido-phenylarsonsaeure
    —— 4-Methylbenzene-1-sulfonic acid--4-ethoxy-N,N-dimethylbenzene-1-carboximidamide (1/1) 73987-03-8 C18H24N2O4S
    4-Methylbenzene-1-sulfonic acid--4-ethoxy-N,N-dimethylbenzene-1-carboximidamide (1/1)
    —— 4,5-Bis(pentyloxy)-2-imidazolidinone 92168-70-2 C13H26N2O3
    4,5-Bis(pentyloxy)-2-imidazolidinone
    —— 4,5,15,16-tetramethoxy-8,10-dimethyl-10-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1(17),2,4,6,8,13,15-heptaene;hydrochloride —— C22H26ClNO4
    4,5,15,16-tetramethoxy-8,10-dimethyl-10-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1(17),2,4,6,8,13,15-heptaene;hydrochloride
    —— 4-(1H-Indol-3-yl)-N,N-dimethylbutan-1-amine--hydrogen chloride (1/1) 74039-00-2 C14H21ClN2
    4-(1H-Indol-3-yl)-N,N-dimethylbutan-1-amine--hydrogen chloride (1/1)
    —— 4-(Ethylsulfanyl)pyridine-3-carboxylic acid--hydrogen bromide (1/1) 74039-06-8 C8H10BrNO2S
    4-(Ethylsulfanyl)pyridine-3-carboxylic acid--hydrogen bromide (1/1)
    —— 4-amino-benzoic acid-[β-(2-ethyl-hexylamino)-isobutyl ester]; hydrochloride 69781-34-6 C19H32N2O2*ClH
    4-amino-benzoic acid-[β-(2-ethyl-hexylamino)-isobutyl ester]; hydrochloride
    —— 4-amino-benzoic acid-[2-(ethyl-cyclohexyl-amino)-ethyl ester]; hydrochloride 69781-47-1 C17H26N2O2*ClH
    4-amino-benzoic acid-[2-(ethyl-cyclohexyl-amino)-ethyl ester]; hydrochloride
    —— 4-chloro-butyric acid <i>N</i>'-[5-(4-chloro-phenyl)-[1,2,4]triazin-3-yl]-hydrazide 70650-51-0 C13H13Cl2N5O
    4-chloro-butyric acid <i>N</i>'-[5-(4-chloro-phenyl)-[1,2,4]triazin-3-yl]-hydrazide