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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-bromo-6-chloro-2-((2-(trimethylsilyl)ethoxy)methyl)pyridazin-3(2H)-one 1346672-91-0 C10H16BrClN2O2Si
    4-bromo-6-chloro-2-((2-(trimethylsilyl)ethoxy)methyl)pyridazin-3(2H)-one
    —— 4-(9,10-dihydro-[2]phenanthryl)-4-oxo-butyric acid 52135-43-0 C18H16O3
    4-(9,10-dihydro-[2]phenanthryl)-4-oxo-butyric acid
    —— 4-acetyl-5-phenyl-1,3-dimethylpyrazole 77435-41-7 C13H14N2O
    4-acetyl-5-phenyl-1,3-dimethylpyrazole
    —— 4,7-Dimethyl-6-phenyl-5,6,7,8-tetrahydro-4H-1,3,2,6-dioxathiazocine 2-Oxide 129118-40-7 C12H17NO3S
    4,7-Dimethyl-6-phenyl-5,6,7,8-tetrahydro-4H-1,3,2,6-dioxathiazocine 2-Oxide
    —— 4-(L-arginyl) morpholine 63093-18-5 C10H21N5O2
    4-(L-arginyl) morpholine
    —— 4,7-Dimethyl-6-phenyl-5,6,7,8-tetrahydro-4H-1,3,6-dioxazocin-2-one 129118-35-0 C13H17NO3
    4,7-Dimethyl-6-phenyl-5,6,7,8-tetrahydro-4H-1,3,6-dioxazocin-2-one
    —— (4-Isocyanatophenyl)acetylchlorid 10260-04-5 C9H6ClNO2
    (4-Isocyanatophenyl)acetylchlorid
    —— 4-[[5-[(7-chloroquinolin-4-yl)amino]-2-hydroxyphenyl]methyl]-N,N-diethylpiperazine-1-carboxamide;hydron;dichloride —— C25H32Cl3N5O2
    4-[[5-[(7-chloroquinolin-4-yl)amino]-2-hydroxyphenyl]methyl]-N,N-diethylpiperazine-1-carboxamide;hydron;dichloride
    —— 4-bromophthaloyl dichloride 62366-67-0 C8H3BrCl2O2
    4-bromophthaloyl dichloride
    —— 4-Chloe-4-p-tolyl-buttersaeureethylester 100607-64-5 C13H17ClO2
    4-Chloe-4-p-tolyl-buttersaeureethylester
    —— 4-[4-Fluoro-2-(2-hydroxy-1,2-dimethyl-propoxy)-phenylamino]-5-methyl-thieno[2,3-d]pyrimidine-6-carboxylic acid amide 1332760-79-8 C19H21FN4O3S
    4-[4-Fluoro-2-(2-hydroxy-1,2-dimethyl-propoxy)-phenylamino]-5-methyl-thieno[2,3-d]pyrimidine-6-carboxylic acid amide
    —— 4-Aza-phenothiazin-10-carbonsaeure-1-diaethylamino-propylester-3 100195-68-4 C19H23N3O2S
    4-Aza-phenothiazin-10-carbonsaeure-1-diaethylamino-propylester-3
    —— 4-(4-(4-bromo-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridin-2-yl)phenyl)morpholine 942921-06-4 C23H20BrN3O3S
    4-(4-(4-bromo-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridin-2-yl)phenyl)morpholine
    —— 4-(4-Benzyl-2R,6S-dimethyl-piperazin-1-yl)-2-methanesulfonyl-pyrimidine 300553-09-7 C18H24N4O2S
    4-(4-Benzyl-2R,6S-dimethyl-piperazin-1-yl)-2-methanesulfonyl-pyrimidine
    —— 4-fluoro-benzoic acid-(3-diethylamino-propyl ester) 532-90-1 C14H20FNO2
    4-fluoro-benzoic acid-(3-diethylamino-propyl ester)
    —— 4,4'-(11-chloroundecane-1,1-diyl)bis(methoxybenzene) 1229597-10-7 C25H35ClO2
    4,4'-(11-chloroundecane-1,1-diyl)bis(methoxybenzene)
    —— (4,5-diphenyl-2-thiazolyl)hydrazone-3-pyridine-carboxaldehyde 73923-55-4 C21H16N4S
    (4,5-diphenyl-2-thiazolyl)hydrazone-3-pyridine-carboxaldehyde
    —— 4-Dimethylaminomethylene-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-3-one 78893-39-7 C14H18N2O3
    4-Dimethylaminomethylene-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-3-one
    —— 4-(7-chloro-furo[3,2-b]pyridin-2-yl)benzoic acid ethyl ester 1449712-29-1 C16H12ClNO3
    4-(7-chloro-furo[3,2-b]pyridin-2-yl)benzoic acid ethyl ester
    —— 4-(3-diethylamino-propoxy)-2-fluoro-5-methoxy-benzaldehyde 918524-91-1 C15H22FNO3
    4-(3-diethylamino-propoxy)-2-fluoro-5-methoxy-benzaldehyde
    —— 4-amino-2-methyl-6,7-dihydropyrimido<5,4-b><1,4>oxazin-7(8H)-one hydrochloride 130558-83-7 C7H8N4O2*ClH
    4-amino-2-methyl-6,7-dihydropyrimido<5,4-b><1,4>oxazin-7(8H)-one hydrochloride
    —— (4-(5-cyclopropyl-1H-pyrazol-3-ylamino)pyrrolo[2,1-f][1,2,4]triazin-2-yl)(4-fluorophenyl)methanone 1204243-96-8 C19H15FN6O
    (4-(5-cyclopropyl-1H-pyrazol-3-ylamino)pyrrolo[2,1-f][1,2,4]triazin-2-yl)(4-fluorophenyl)methanone
    —— 4-amino-benzoyl chloride ; hydrochloride 3016-64-6 C7H6ClNO*ClH
    4-amino-benzoyl chloride ; hydrochloride
    —— 4-[[5-[(7-chloroquinolin-4-yl)amino]-2-methoxyphenyl]methyl]-N,N-diethylpiperazine-1-carboxamide;hydron;dichloride —— C26H34Cl3N5O2
    4-[[5-[(7-chloroquinolin-4-yl)amino]-2-methoxyphenyl]methyl]-N,N-diethylpiperazine-1-carboxamide;hydron;dichloride
    —— 4,4',5,5'-tetramethoxy-2,2'-dithiobis(benzoic acid) 97656-05-8 C18H18O8S2
    4,4',5,5'-tetramethoxy-2,2'-dithiobis(benzoic acid)
    —— 4,7-di(p-methoxyphenyl)-1,2,5-thiadiazolo<3,4-d>pyridazine 133333-11-6 C18H14N4O2S
    4,7-di(p-methoxyphenyl)-1,2,5-thiadiazolo<3,4-d>pyridazine
    —— 4-chloro-2-methylsulfanyl-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-6-carboxylic acid benzyl ester 852443-91-5 C16H16ClN3O2S
    4-chloro-2-methylsulfanyl-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-6-carboxylic acid benzyl ester
    —— 4,4'-Diisocyanatophenyl benzoate 92429-58-8 C15H8N2O4
    4,4'-Diisocyanatophenyl benzoate
    —— 4-bromo-2-(3-methoxy-2-methylbenzoyl)-benzoic acid 868694-08-0 C16H13BrO4
    4-bromo-2-(3-methoxy-2-methylbenzoyl)-benzoic acid
    —— 4-(o-Chlorphenyl)-5-<p-(dimethylamino)phenyl>-2,2-dimethyl-Δ<sup>3</sup>-1,3-oxazolin 79213-88-0 C19H21ClN2O
    4-(o-Chlorphenyl)-5-<p-(dimethylamino)phenyl>-2,2-dimethyl-Δ<sup>3</sup>-1,3-oxazolin
    —— 4-Brom-3-t-butyl-cyclopent-2-en-1-on 10394-15-7 C9H13BrO
    4-Brom-3-t-butyl-cyclopent-2-en-1-on
    —— 4'-(5-(Methoxymethyl)-2-oxo-3-oxazolidinyl)-(1,1'-biphenyl)-3-carbonitrile 79039-11-5 C18H16N2O3
    4'-(5-(Methoxymethyl)-2-oxo-3-oxazolidinyl)-(1,1'-biphenyl)-3-carbonitrile
    —— 4-bromo-N-(1-naphtyl)phthalimide 82104-04-9 C18H10BrNO2
    4-bromo-N-(1-naphtyl)phthalimide
    —— 4',6-dimethoxy-isoflavone 53847-88-4 C17H14O4
    4',6-dimethoxy-isoflavone
    —— 4-(4-amino-6,7-dimethoxyquinazolin-2-yl)-N-(2-methylphenyl)piperazine-1-carboxamide;hydron;chloride —— C22H27ClN6O3
    4-(4-amino-6,7-dimethoxyquinazolin-2-yl)-N-(2-methylphenyl)piperazine-1-carboxamide;hydron;chloride
    —— (4-Acetylphenyl) 4-(diaminomethylideneamino)benzoate;hydron;chloride —— C16H16ClN3O3
    (4-Acetylphenyl) 4-(diaminomethylideneamino)benzoate;hydron;chloride
    —— 4-tetrathiafulvalene-2,6-pyridinedicarboxylic acid dimethyl ester 1354526-11-6 C15H11NO4S4
    4-tetrathiafulvalene-2,6-pyridinedicarboxylic acid dimethyl ester
    —— 4-triphenylsilanyl-benzyl alcohol 4392-97-6 C25H22OSi
    4-triphenylsilanyl-benzyl alcohol
    —— 4-Hydroxy-6-methoxy-2-oxo-2H-chromene-3-carbaldehyde 126214-25-3 C11H8O5
    4-Hydroxy-6-methoxy-2-oxo-2H-chromene-3-carbaldehyde
    —— 4,4'-(3,4-dithia-adipoyldiamino)-di-benzoic acid 15088-45-6 C18H16N2O6S2
    4,4'-(3,4-dithia-adipoyldiamino)-di-benzoic acid
    —— 4-(2-aminoethyl)-1-benzylpiperidin-4-ol 54981-01-0 C14H22N2O
    4-(2-aminoethyl)-1-benzylpiperidin-4-ol
    —— 4-(3,6-dioxaheptyloxy)-3-(benzyloxy)pyridine-2-carboxaldehyde oxime 1393456-58-0 C18H20N2O4
    4-(3,6-dioxaheptyloxy)-3-(benzyloxy)pyridine-2-carboxaldehyde oxime
    —— 4-Chloro-5-methyl-thieno[2,3-d]pyrimidine-6-carboxylic acid amide 1332761-26-8 C8H6ClN3OS
    4-Chloro-5-methyl-thieno[2,3-d]pyrimidine-6-carboxylic acid amide
    —— 4-Isocyanato-benzoic acid 4-isocyanato-3-methyl-phenyl ester 121565-68-2 C16H10N2O4
    4-Isocyanato-benzoic acid 4-isocyanato-3-methyl-phenyl ester
    —— 4-(2-amino-1-methyl-ethyl)-1-benzyl-piperidin-4-ol 54981-02-1 C15H24N2O
    4-(2-amino-1-methyl-ethyl)-1-benzyl-piperidin-4-ol
    —— 4,4'-dimethoxytritylamine 136809-03-5 C21H21NO2
    4,4'-dimethoxytritylamine
    —— 4-methylthio-1-(4-hydroxybutyl)pyrazolo<3,4-d>pyrimidine 173950-34-0 C10H14N4OS
    4-methylthio-1-(4-hydroxybutyl)pyrazolo<3,4-d>pyrimidine
    —— 4-(3,6-dioxaheptyloxy)-3-(benzyloxy)-2-pyridinemethanol 1393456-55-7 C18H23NO5
    4-(3,6-dioxaheptyloxy)-3-(benzyloxy)-2-pyridinemethanol
    —— 4-(2-hydroxypropyl) benzaldehyde 1357255-97-0 C10H12O2
    4-(2-hydroxypropyl) benzaldehyde
    —— 4-Chloro-5-methyl-thieno[2,3-d]pyrimidine-6-carbonyl chloride 1332761-25-7 C8H4Cl2N2OS
    4-Chloro-5-methyl-thieno[2,3-d]pyrimidine-6-carbonyl chloride