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    中文名称 英文名称 CAS号 化学式
    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
    4-(二氯甲基)苯甲腈 1-(dichloromethyl)-4-cyanobenzene 74231-65-5 C8H5Cl2N
    4-(二氯甲基)-4-甲基萘-1-酮 4-Methyl-4-dichlormethyl-1(4H)-naphthalon 7499-74-3 C12H10Cl2O
    4-(二氟甲氧基)苯甲醛 4-difluoromethoxybenzaldehyde 73960-07-3 C8H6F2O2
    4-(二氟甲氧基)苯甲酸乙酯 ethyl 4-(difluoromethoxy)benzoate 773134-78-4 C10H10F2O3
    4-(二氟甲氧基)-3,5-二甲基苯甲醛 4-(difluoromethoxy)-3,5-dimethylbenzaldehyde 749920-58-9 C10H10F2O2
    4-(二氟甲氧基)-2-甲基-1-硝基苯 4-(difluoromethoxy)-2-methyl-1-nitrobenzene 795303-16-1 C8H7F2NO3
    4-(二氟甲基)吗啉 N-(difluoromethyl)morpholine 721451-45-2 C5H9F2NO
    4-(二戊基氨基磺酰基)苯甲酸 p-(Dipentylsulfamoyl)benzoic acid 79787-04-5 C17H27NO4S
    4-(二乙胺基)-4-羰基-2-(吡咯烷-1-基)丁酸 1-anilino-3-(4-<i>o</i>-tolyl-piperazin-1-yl)-propan-2-ol 73771-39-8 C20H27N3O
    4-(二乙氨基)苯磺酸钠盐 Benzenesulfonic acid, 4-(diethylamino)-, sodium salt 70916-35-7 C10H14NNaO3S
    4-(二乙氨基)-4-氧代丁酸乙酯 ethyl 4-(N,N-diethylaminocarbonyl)propanoate 7497-63-4 C10H19NO3
    4-(二乙氧基甲基)苯酚 p-hydroxybenzaldehyde diethyl acetal 7465-16-9 C11H16O3
    4-(二乙氧基甲基)-1-乙氧基-2-甲氧基苯 4-(Diethoxymethyl)-1-ethoxy-2-methoxybenzene 72797-28-5 C14H22O4
    4-(二乙基氨基)苯甲酸钠盐 Sodium 4-(diethylamino)benzoate 71371-38-5 C11H14NNaO2
    4-(二乙基氨基)偶氮苯六氟磷酸盐 4-(Diethylamino)benzenediazonium hexafluorophosphate 733-51-7 C10H14F6N3P
    4-(乙酰苯基)苯甲烷 1-(4-benzylphenyl)ethanone 782-92-3 C15H14O
    4-(乙酰氨基)-3-溴-2-(2-溴乙氧基)-5-氯苯甲酸甲酯 methyl 4-acetamido-3-bromo-2-(2-bromoethoxy)-5-chlorobenzoate 748788-39-8 C12H12Br2ClNO4
    4-(乙酰氧基)-1-乙基-3-[2-(5-硝基-2-呋喃基)乙烯基]-2(1H)-喹啉酮 4-(Acetyloxy)-1-ethyl-3-(2-(5-nitro-2-furanyl)ethenyl)-2(1H)-quinolinone 74693-56-4 C19H16N2O6