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    中文名称 英文名称 CAS号 化学式
    4-(2-氟苯基)-6-甲基噻吩并[2,3-d]嘧啶-2(1H)-酮 4-(o-fluorophenyl)-6-methyl-1,2-dihydrothieno[2,3-d]pyrimidin-2-one 50263-91-7 C13H9FN2OS
    4-(2-氟苯基)-4H-1,2,4-噻唑-3-硫醇 4-(2-fluorophenyl)-2,4-dihydro-3H-1,2,4-triazole-3-thione 52747-56-5 C8H6FN3S
    4-(2-氟乙基)-1-哌嗪丙醇 3-[4-(2-fluoroethyl)piperazin-1-yl]propan-1-ol 574745-95-2 C9H19FN2O
    4-(2-氟-4-硝基苯氧基)-6,7-二甲氧基喹啉 4-(2-fluoro-4-nitrophenoxy)-6,7-dimethoxyquinoline 516526-44-6 C17H13FN2O5
    4-(2-氟-4-溴苯基)吗啉 4-(4-bromo-2-fluorophenyl)morpholine 513068-89-8 C10H11BrFNO
    4-(2-正辛氧基苯甲酰)氨基苯甲酸2-(二乙胺基)乙酯盐酸盐 2-(Diethylamino)ethyl 4-(2-(octyloxy)benzamido)benzoate hydrochloride 51444-52-1 C28H41ClN2O4
    4-(2-异丙基氨基乙酰基)苯甲烷磺胺盐酸盐 4'-(Isopropylaminoacetyl)-methansulfonanilid-hydrochlorid 5576-49-8 C12H18N2O3S*ClH
    4-(2-噻唑氧基)苯甲酸 4-thiazol-2-yloxy-benzoic acid 56355-20-5 C10H7NO3S
    4-(2-噻吩基)丁酰氯 4-(2-thienyl)butanoyl chloride 58372-62-6 C8H9ClOS
    4-(2-喹啉-2-基乙基)苯胺 4-(2-[2]quinolyl-ethyl)-aniline 5429-68-5 C17H16N2
    4-(2-哌啶-4-乙基)-吗啉 4-(2-(piperidin-4-yl)ethyl)morpholine 500357-64-2 C11H22N2O
    4-(2-呋喃甲基)-5-(1-萘)-4H-1,2,4-噻唑-3-硫醇 4-(2-furylmethyl)-5-(1-naphthyl)-4H-1,2,4-triazole-3-thiol 519056-68-9 C17H13N3OS
    4-(2-呋喃并yl氨基)苯甲酸 4-(furan-2-carboxamido)benzoic acid 5768-34-3 C12H9NO4
    4-(2-呋喃基)-4-氧代丁醛 4-(2-furyl)-4-oxobutanal 56139-61-8 C8H8O3
    4-(2-呋喃基)-3-氧代丁酸乙酯 4-(furan-2-yl)-3-oxobutanoic acid ethyl ester 577776-75-1 C10H12O4
    4-(2-呋喃基)-2-己酮 4-(2-furyl)-2-hexanone 5159-29-5 C10H14O2
    4-(2-呋喃)苯胺 4-(furan-2-yl)aniline 59147-02-3 C10H9NO
    4-(2-吡啶甲基)苯胺 2-(p-Aminobenzyl)pyridin 58498-12-7 C12H12N2
    4-(2-吡啶氧基)苯甲酰氯 4-(pyridin-2-yloxy)benzoyl chloride 51363-01-0 C12H8ClNO2
    4-(2-吡啶基羰基)苯甲腈 4-picolinoylbenzonitrile 57954-94-6 C13H8N2O
    4-(2-吡啶基-1H-吲哚)-丁胺 4-(2-Pyridin-2-yl-1H-indol-3-yl)-butylamine 556777-69-6 C17H19N3
    4-(2-吡啶基-1H-吲哚)-丁胺 4-(2-Pyridin-4-yl-1H-indol-3-yl)-butylamine 556777-73-2 C17H19N3
    4-(2-吡啶基-1H-吲哚)-丁胺 4-(2-pyridin-3-yl-1H-indol-3-yl)butan-1-amine 556777-74-3 C17H19N3
    4-(2-吗啉-4-乙氧基)苯胺 4-(2-morpholinoethoxy)aniline 52481-41-1 C12H18N2O2
    4-(2-叠氮基-2-丙基)联苯 4-(2-azidopropan-2-yl)-1,1'-biphenyl 51677-40-8 C15H15N3
    4-(2-叔丁氧基羰基氨基-乙基)-哌嗪-1-羧酸苄酯 benzyl 4-(2-((tert-butoxycarbonyl)amino)ethyl)piperazine-1-carboxylate 500013-42-3 C19H29N3O4
    4-(2-二甲基氨基乙氧基)-3-甲氧基苯甲醛 4-(2-(dimethylamino)ethoxy)-3-methoxybenzaldehyde 55589-46-3 C12H17NO3
    4-(2-二甲基氨基乙基)-苯胺 4-[2-(dimethylamino)ethyl]aniline 5636-52-2 C10H16N2
    4-(2-二甲基氨基-1-羟基乙基)苯-1,2-二醇 N-Methylepinephrine 554-99-4 C10H15NO3
    4-(2-乙酰氧基-乙基)苯酚 2-(4-hydroxyphenyl)ethyl acetate 58556-55-1 C10H12O3
    4-(2-乙氨基)苯甲酸甲酯盐酸盐 methyl 4-(2-aminoethyl)benzoate hydrochloride 56161-89-8 C10H13NO2*ClH
    4-(2-乙氧基乙基磺酰基)-2,3,5,6-四氯苯甲腈 4-Ethoxyethylsulfonyl-2,3,5,6-tetrachlorobenzonitrile 56916-72-4 C11H9Cl4NO3S
    4-(2-乙基己基)-5-甲基-2-苯基-1H-吡唑-3-酮 2-phenyl-4-(2-ethylhexanoyl)-5-methyl-(3H)-pyrazol-3-one 565228-04-8 C18H24N2O2
    4-(2-丁炔-1-基)-1,3-环戊烷二酮 4-but-2-ynylcyclopenatne-1,3-dione 561301-74-4 C9H10O2
    4-(2-(甲基氨基)乙基)哌嗪-1-甲酸叔丁酯 tert-butyl 4-(2-(methylamino)ethyl)piperazine-1-carboxylate 539822-98-5 C12H25N3O2
    4-(2-(2-氧代亚丙基)肼基)苯甲酸 4-(2-(2-Oxopropylidene)hydrazinyl)benzoic acid 57965-40-9 C10H10N2O3
    4-(2,6-二氯苄氧基)-3-乙氧基苯甲醛 4-[(2,6- dichlorophenyl)methoxy]-3- ethoxybenzaldehyde 568556-77-4 C16H14Cl2O3
    4-(2,6-二氯环己烯-1-基)吗啉 4-(1,3-dichlorocyclohex-1-en-2-yl)morpholine 54494-82-5 C10H15Cl2NO
    4-(2,6-二氯异烟酰)吗啉 (2,6-dichloropyridin-4-yl)(morpholino)methanone 57803-44-8 C10H10Cl2N2O2
    4-(2,6-二氯-4-嘧啶)吗啉 4-(2,6-dichloropyrimidin-4-yl)morpholine 52127-83-0 C8H9Cl2N3O
    4-(2,6-二丁氧基异烟酰)吗啉 4-(2,6-Di-n-butoxyisonicotinoyl)-morpholin 57803-47-1 C18H28N2O4
    4-(2,6,6三甲基-1-环己烯-1-基)-3-丁烯-2-醇乙酸酯 3-Buten-2-ol, 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-, acetate 52210-18-1 C15H24O2
    4-(2,5-二羟基苯基)-4-氧代丁酸 4-(2,5-dihydroxyphenyl)-4-oxobutanoic acid 59701-65-4 C10H10O5
    4-(2,5-二甲基-苯基)-4-羰基-丁酸 3-(2,5-dimethylbenzoyl)propionic acid 5394-59-2 C12H14O3
    4-(2,5-二甲基-1H-吡咯-1-基)苯甲酸乙酯 ethyl 4-(2,5-dimethyl-1H-pyrrol-1-yl)benzoate 5159-70-6 C15H17NO2
    4-(2,5-二氯苯基)-4-氧代丁酸 4-(2,5-dichlorophenyl)-4-oxobutanoic acid 52240-14-9 C10H8Cl2O3
    4-(2,5-二氧代吡咯烷-1-基)苯磺酰胺 <i>N</i>,<i>N</i>-succinyl-sulfanilic acid amide 5470-06-4 C10H10N2O4S
    4-(2,5-二氧代-2,5-二氢-吡咯-1-基)-邻苯二甲酸 4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)phthalic acid 56896-91-4 C12H7NO6
    4-(2,4-二苯基-2-丁炔基)-1,2-二甲基苯 1,2-Dimethyl-4-[1-[(1-phenylethyl)phenyl]ethyl]benzene 57213-94-2 C24H26
    4-(2,4-二甲氧基苯甲酰基)吗啉 4-(2,4-dimethoxy-benzoyl)-morpholine 53951-94-3 C13H17NO4