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    中文名称 英文名称 CAS号 化学式
    4-(对甲苯磺酰基)氨基水杨酸 4-(p-toluenesulfonyl)aminosalicylic acid 78775-31-2 C14H13NO5S
    4-(对甲苯基偶氮)苯胺 4-(p-tolyl)azoaniline 722-25-8 C13H13N3
    4-(对甲苯基)-2-丁酮 4-(4-methylphenyl)butan-2-one 7774-79-0 C11H14O
    4-(对甲氧基苯基)-1,1,2-三苯基-1,3-丁二烯 4-(p-Methoxyphenyl)-1,1,2-triphenyl-1,3-butadien 78906-74-8 C29H24O
    4-(对氰基苯胺基)-1,2-萘醌 4-(p-Cyanoanilino)-1,2-naphthoquinone 75139-90-1 C17H10N2O2
    4-(对氯苯基)-2-氧代丁酸 4-(p-chlorophenyl)-2-oxobutanoic acid 76400-21-0 C10H9ClO3
    4-(对氯苯基)-2-[(对羟基苄亚基)氨基]-5-噻唑乙酸甲酯 4-(p-Chlorophenyl)-2-((p-hydroxybenzylidene)amino)thiazole-5-acetic acid methyl ester 71013-51-9 C19H15ClN2O3S
    4-(对氯苯基)-2-(1,3-二氧代-1H-异吲哚-2-基)-5-噻唑乙酸甲酯 Thiazole-5-acetic acid, 4-(p-chlorophenyl)-2-(1,3-dioxo-2-isoindolyl)-, methyl ester 71013-48-4 C20H13ClN2O4S
    4-(四氢吡喃-4-基)哌嗪-1-羧酸叔丁酯 4-(tetrahydropyran-4-yl)piperazine-1-carboxylic acid tert-butyl ester 706759-32-2 C14H26N2O3
    4-(四氢-吡喃-2-基氧基)-苯甲醛 4-(tetrahydropyran-2-yloxy)benzaldehyde 74189-56-3 C12H14O3
    4-(四氢-2H-吡喃-2-基)氧-2-丁烯醛 4-(tetrahydro-2H-pyran-2-yl)oxy-2-butenal 78008-26-1 C9H14O3
    4-(噻唑-4-基)丁酸乙酯 ethyl 4-(thiazol-4-yl)butanoate 79685-56-6 C9H13NO2S
    4-(噻吩-2-基)-1H-咪唑-2-胺 4-Thiophen-2-yl-1H-imidazol-2-ylamine 76507-19-2 C7H7N3S
    4-(喹啉-2-基亚肼基)环己-2,5-二烯-1-酮 Phenol, 4-(2-quinolinylazo)- 76019-74-4 C15H11N3O
    4-(哌啶-1-基甲基)苯酚 4-(piperidin-1-ylmethyl)phenol 73152-41-7 C12H17NO
    4-(呋喃-2-羰基)-5-甲基-1,3-二氢咪唑-2-酮 1,3-dihydro-4-(2-furanoyl)-5-methyl-2H-imidazol-2-one 77671-34-2 C9H8N2O3
    4-(呋喃-2-羰基)-1,3-二氢咪唑-2-酮 1,3-dihydro-4-(2-furanoyl)-2H-imidazol-2-one 77671-36-4 C8H6N2O3
    4-(呋喃-2-基甲基氨基)苯磺酰胺 N(sup 4)-Furfurylsulfanilamide 76852-01-2 C11H12N2O3S
    4-(吡啶-2-基)哌嗪-1-羧酸叔丁酯 tert-butyl 4-(pyridin-2-yl)piperazine-1-carboxylate 77278-62-7 C14H21N3O2
    4-(吡啶-2-基)哌啶-4-甲腈 4-(pyridine-2-yl)piperidine-4-carbonitrile 767263-33-2 C11H13N3
    4-(吖啶-9-基氨基)苯甲腈 4-(acridin-9-ylamino)benzonitrile 75775-89-2 C20H13N3
    4-(叠氮甲基)苯甲酸 4-(azidomethyl)benzoic acid 79584-03-5 C8H7N3O2
    4-(叔丁氧基)-2-环戊烯酮 4-tert-butoxycyclopent-2-en-1-one 73448-15-4 C9H14O2
    4-(叔丁基二甲基硅杂氧基)-1-丁炔 1-t-butyldimethylsilyloxy-3-butyne 78592-82-2 C10H20OSi
    4-(叔丁基二甲基甲硅烷氧基)-6-[2-(8-羟基-2,6-二甲基-1,2,6,7,8,8a-六氢萘)-乙基]-四氢吡喃-2-酮 (4R,6R)-6-[2-((1S,2S,6R,8S,8aR)-8-hydroxy-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthyl)ethyl]-4-[(tert-butyldimethylsilyl)oxy]-3,4,5,6-tetrahydro-2H-pyran-2-one 79902-31-1 C25H42O4Si
    4-(反-4-丙基环己基羰氧基)苯甲酸-4-氟苯酯 4-Fluorophenyl 4-[(4-propylcyclohexane-1-carbonyl)oxy]benzoate 79945-42-9 C23H25FO4
    4-(双(4-甲氧基苯基)氨基)苯甲酸 4-(bis(4-methoxyphenyl)amino)benzoic acid 704914-80-7 C21H19NO4
    4-(双(4-氟苯基)(羟甲基))-3-(羟甲基)苯甲氰 4-(bis(4-fluorophenyl)hydroxymethyl)-3-(hydroxymethyl)benzonitrile 762266-07-9 C21H15F2NO2
    4-(十八烷氧基)苯甲酸乙酯 ethyl 4-(octadecyloxy)benzoat 773135-07-2 C27H46O3
    4-(十八烷基氨基甲酰基)苯甲酸甲酯 <i>N</i>-octadecyl-terephthalamic acid methyl ester 7333-86-0 C27H45NO3
    4-(五氟硫代)苯甲醇 [4-(pentafluoro-λ<sup>6</sup>-sulfanyl)phenyl]methanol 773872-73-4 C7H7F5OS
    4-(二苯并呋喃-4-基)苯硼酸 (4-(dibenzo[b,d]furan-4-yl)phenyl)boronic acid 796071-96-0 C18H13BO3
    4-(二苯基氨基)苯丙酸甲酯 Methyl 4-(diphenylamino)hydrocinnamate 71215-92-4 C22H21NO2
    4-(二甲氨基)三苯基膦 4-(N,N-Dimethylamino)triphenylphosphine 739-58-2 C20H20NP
    4-(二甲氨基)丁烷-1,3-二醇 (+/-)-4-Dimethylamino-butandiol-(1,3) 78879-70-6 C6H15NO2
    4-(二甲氨基)-6-甲基吡喃-2-酮 4-(Dimethylamino)-6-methyl-2H-pyran-2-on 7272-75-5 C8H11NO2
    4-(二甲氨基)-1-(三苯甲基)吡啶氯化物 4-dimethylamino-N-triphenylmethylpyridiniumchloride 78646-25-0 C26H25N2*Cl
    4-(二甲氨基)-1,3-二苯基丁烷-2-酮 4-Dimethylamino-1,3-diphenyl-2-butanon 76932-64-4 C18H21NO
    4-(二甲氧基甲基)苯酚苯甲酸酯 Benzoic acid;4-(dimethoxymethyl)phenol 798544-46-4 C16H18O5
    4-(二甲氧基甲基)苯基乙酸酯 [4-(Dimethoxymethyl)phenyl] acetate 79721-01-0 C11H14O4
    4-(二甲氧基甲基)-2-甲氧基-1-苯基甲氧基苯 4-benzyloxy-3-methoxybenzyl alcohol 71146-61-7 C17H20O4
    4-(二甲氧基甲基)-1-环己烯 4-cyclohexenecarbaldehyde dimethylacetal 7560-65-8 C9H16O2
    4-(二甲基羰甲基)苯酚 N,N-dimethyl-p-hydroxyphenylacetamide 76472-23-6 C10H13NO2
    4-(二甲基氨基-甲基氨基)丁烷-2-酮 3-oxobutyltrimethylhydrazine 74773-77-6 C7H16N2O
    4-(二甲基氨基)双环[2.2.2]辛烷-1-羧酸甲酯盐酸盐 Methyl 4-(dimethylamino)bicyclo[2.2.2]octane-1-carboxylate hydrochloride 72422-69-6 C12H22ClNO2
    4-(二甲基氨基)乙酰苯胺 N'-acetyl-N,N-dimethyl-1,4-phenylenediamine 7463-28-7 C10H14N2O
    4-(二甲基氨基)-5-嘧啶羧酸 4-(Dimethylamino)pyrimidine-5-carboxylic acid 773098-81-0 C7H9N3O2
    4-(二甲基氨基)-2-苯基-2-(2-吡啶基)丁腈 4-(N,N-dimethylamino)-2-phenyl-2-(2-pyridyl)butanenitrile 71486-42-5 C17H19N3
    4-(二烯丙基氨基)-3,5-二甲基苯基二甲基氨基甲酸酯 4-(Diallylamino)-3,5-dimethylphenyl dimethylcarbamate 71735-25-6 C17H24N2O2
    4-(二溴甲基)-3-氟苯甲酸 4-(dibromomethyl)-3-fluorobenzoic acid 777074-51-8 C8H5Br2FO2