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    中文名称 英文名称 CAS号 化学式
    4-(二乙基氨基)-2,5-二乙氧基偶氮苯四氟硼酸盐 4-(Diethylamino)-2,5-diethoxybenzenediazonium tetrafluoroborate 68052-06-2 C14H22BF4N3O2
    4-(二丙胺基)苯甲醛 4-[N,N-bis(n-propyl)amino]benzaldehyde 613-28-5 C13H19NO
    4-(二丙基氨基)丁-2-炔-1-醇 dipropyl(4-hydroxy-2-butynyl)amine 65597-82-2 C10H19NO
    4-(二丁基氨基)-3,5-二硝基-N-苯基苯磺酰胺 N1-phenyl-3,5-dinitro-N4,N4-di-n-butylsulfanilamide 619267-15-1 C20H26N4O6S
    4-(二(2-羟基乙基)氨基)苯乙酮-(4,5-二苯基噻唑基)-2-腙 Zimet 38-74 61930-49-2 C27H28N4O2S
    4-(乙酰胺)-2-甲基苯磺酰氯 4-acetamino-2-methyl-benzenesulfonyl chloride 62374-67-8 C9H10ClNO3S
    4-(乙酰氨基)苯基3-甲基-O-乙酰基水杨酸酯 4-(Acetylamino)phenyl 3-methyl-o-acetylsalicylate 69705-27-7 C18H17NO5
    4-(乙酰氨基)苯基 1-(4-氯苯甲酰基)-5-甲氧基-2-甲基-1H-吲哚-3-乙酸酯 [1-(4-Chloro-benzoyl)-5-methoxy-2-methyl-1H-indol-3-yl]-acetic acid 4-acetylamino-phenyl ester 68483-33-0 C27H23ClN2O5
    4-(乙酰氨基)烟酸 4-(acetylamino)nicotinic acid 60770-86-7 C8H8N2O3
    4-(乙酰氨基)-苯磺酸钠盐(1:1) —— 6034-54-4 C8H9NNaO4S
    4-(乙酰氨基)-5-羟基萘-1,7-二磺酸 1-acetylamino-8-hydroxynaphthalene-4,6-disulfonic acid 6409-21-8 C12H11NO8S2
    4-(乙酰氧基甲基)-5-(羟甲基)-2-甲基吡啶-3-基乙酸酯 Pyridoxin-3,4-diacetat 60690-80-4 C12H15NO5
    4-(乙酰氧基)-苯乙酰氯 4-acetoxyphenylacetyl chloride 65448-20-6 C10H9ClO3
    4-(乙酰氧基)-3-甲基壬烷-1-酸 3-Methyl-4-acetoxynonanoic acid 68922-16-7 C12H22O4
    4-(乙酰基甲基氨基)-1-(3-吡啶基)-1-丁酮 4-(2-Oxopropylamino)-1-pyridin-3-ylbutan-1-one 63551-23-5 C12H16N2O2
    4-(乙酰基氨基)-苯丙酸 3-(4-acetamidophenyl)propanoic acid 6325-43-5 C11H13NO3
    4-(乙酰基氧基)-7,8-二甲氧基-5-(苯基甲氧基)-2-萘羧酸乙酯 2-Naphthalenecarboxylic acid, 4-(acetyloxy)-7,8-dimethoxy-5-(phenylmethoxy)-, ethyl ester 693784-40-6 C24H24O7
    4-(乙酰基氧基)-3-甲氧基苯甲醇 4-acetoxy-3-methoxybenzyl alcohol 60835-68-9 C10H12O4
    4-(乙酰基氧基)-2-萘羧酸 4-acetoxy-2-naphthoic acid 6566-42-3 C13H10O4
    4-(乙酰乙酰基氨基)苯羧酸甲酯 N-(4-methoxycarbonyl)phenyl-3-oxobutanamide 67093-75-8 C12H13NO4
    4-(乙硫基)甲苯 ethyl p-tolyl sulfide 622-63-9 C9H12S
    4-(乙烯基巯基)苯胺 4-aminophenyl vinyl sulfide 63930-39-2 C8H9NS
    4-(乙烯基)苯基甲硫醇 4-(vinyl)phenylmethanethiol 6987-23-1 C9H10S
    4-(乙氧羰基亚硝基氨基)丁醛 4-(Carboethoxynitrosamino)butanal 65734-41-0 C7H12N2O4
    4-(乙氧羰基亚硝基氨基)-1-(3-吡啶基)-1-丁酮 4-(carbethoxynitrosamino)-1-(3-pyridyl)-1-butanone 68743-68-0 C12H15N3O4
    4-(乙氧基羰基氨基)-2-羟基苯甲酸 4-ethoxycarbonylamino-2-hydroxy-benzoic acid 63931-07-7 C10H11NO5
    4-(乙氧基甲基)辛-1,3-二烯 4-ethoxymethyl-octa-1,3-diene 65883-58-1 C11H20O
    4-(乙氧基甲基)-2-(4-甲氧基苯基)-1,3-二氧戊环 4-(Ethoxymethyl)-2-(4-methoxyphenyl)-1,3-dioxolane 6301-38-8 C13H18O4
    4-(乙氧基甲基)-2-(2-苯乙烯基)-1,3-二氧戊环 4-(ethoxymethyl)-2-[(E)-2-phenylethenyl]-1,3-dioxolane 6308-09-4 C14H18O3
    4-(乙氧基二甲基甲硅烷基)苯甲酸乙酯 4-(Ethoxy-dimethyl-silanyl)-benzoic acid ethyl ester 609353-67-5 C13H20O3Si
    4-(乙基苯乙基氨基)丁基苯甲酸酯 Phenethylamine, N-ethyl-N-(4-hydroxybutyl)-, benzoate (ester) 67293-21-4 C21H27NO2
    4-(乙基苯乙基氨基)丁基乙酸酯 Phenethylamine, N-ethyl-N-(4-hydroxybutyl)-, acetate (ester) 67293-19-0 C16H25NO2
    4-(乙基磺酰基)苯胺 4-(ethylsulfonyl)aniline 6334-01-6 C8H11NO2S
    4-(乙基磺酰基)苯甲醛[苯并恶唑-2(3H)-亚基]腙 4-ethanesulfonyl-benzaldehyde-benzoxazol-2-ylhydrazone 6291-30-1 C16H15N3O3S
    4-(乙基磺酰基)-n1-甲基苯-1,2-二胺 N<sup>1</sup>-methyl-4-ethylsulfonyl-benzene-1,2-diamine 68502-19-2 C9H14N2O2S
    4-(乙基硫代)嘧啶-2-胺 4-ethylsulfanyl-pyrimidin-2-ylamine 6311-81-5 C6H9N3S
    4-(乙基氨基)-3-甲基偶氮苯四氟硼酸盐 Benzenediazonium, 4-(ethylamino)-3-methyl-, tetrafluoroborate(1-) 6087-59-8 C9H12BF4N3
    4-(乙基氨基)-3-甲基偶氮苯六氟磷酸盐 Benzenediazonium, 4-(ethylamino)-3-methyl-, hexafluorophosphate(1-) 68015-91-8 C9H12F6N3P
    4-(乙基氨基)-2-甲基偶氮苯六氟磷酸盐 4-(Ethylamino)-2-methylbenzenediazonium hexafluorophosphate 68413-89-8 C9H12F6N3P
    4-(乙基氨基)-2-甲基偶氮苯六氟砷酸盐 Benzenediazonium, 4-(ethylamino)-2-methyl-, hexafluoroarsenate(1-) 63217-32-3 C9H12AsF6N3
    4-(乙基(2-羟基乙基)氨基)-2-甲基偶氮苯 Ethanol, 2-(ethyl(3-methyl-4-(phenylazo)phenyl)amino)- 68214-81-3 C17H21N3O
    4-(丙氧羰基)苯基3-氨基-4-甲基苯甲酸酯 4-(Propoxycarbonyl)phenyl 3-amino-4-methylbenzoate 67603-68-3 C18H19NO4
    4-(三氯甲基)苯甲酸 2-氯乙基酯 4-trichloromethyl-benzoic acid-(2-chloro-ethyl ester) 63980-12-1 C10H8Cl4O2
    4-(三氟甲氧基)苯-1,2-二胺 4-(trifluoromethoxy)benzene-1,2-diamine 658-89-9 C7H7F3N2O
    4-(三氟甲基磺酰基)苯磺酰氯 4-(trifluoromethylsulfonyl)benzenesulfonyl chloride 63647-64-3 C7H4ClF3O4S2
    4-(三氟甲基磺酰基)苯甲醛 (4-trifluoromethanesulfonyl)-benzaldehyde 650-89-5 C8H5F3O3S
    4-(三氟甲基)苯甲酸-α-<sup>13</sup>C 4-(Trifluoromethyl)benzoic acid--13C 698999-46-1 C8H5F3O2
    4-(三氟甲基)哌啶 4-Trifluormethyl-piperidin 657-36-3 C6H10F3N
    4-(三氟甲基)吡咯烷-2-酮 4-(trifluoromethyl)pyrrolidin-2-one 664304-83-0 C5H6F3NO
    4-(三氟甲基)-2-吡啶甲酰氯 4-(trifluoromethyl)pyridine-2-carbonyl chloride 640296-12-4 C7H3ClF3NO