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CAS号 中文名称 英文名称
53158-95-5 4-二咪唑-1-膦氧基-1-羟基-2,2,6,6-四甲基-哌啶 4-Diimidazol-1-ylphosphoryloxy-1-hydroxy-2,2,6,6-tetramethyl-piperidine
7468-02-2 4-二甲基氨基-2-苯基-丁酸 4-Dimethylamino-2-phenyl-butanoic acid
7154-05-4 4-二甲基氨基-3-甲基-2,2-二苯基-丁腈 4-Dimethylamino-3-methyl-2,2-diphenyl-butanenitrile
3648-29-1 4-二甲基氨基吡啶-2,6-二羧酸 4-Dimethylaminopyridine-2,6-dicarboxylic acid
5435-93-8 4-乙氧基-6-苯基-5,6-二氢吡喃-2-酮 4-Ethoxy-6-phenyl-5,6-dihydropyran-2-one
33174-96-8 4-乙氧基-N-[(2-亚氨基-4-甲基-1,3-噻唑-5-基)氨基]苯胺 4-Ethoxy-n-[(2-imino-4-methyl-1,3-thiazol-5-ylidene)amino]aniline
3914-11-2 4-乙氧基磺酰基-1-氟-2-硝基-苯 4-Ethoxysulfonyl-1-fluoro-2-nitro-benzene
13997-20-1 4-乙基-2-噁唑啉硫酮 4-Ethyl-2-oxazolidinethione
52132-57-7 4-乙基-4-十六基-1-噁-4-氮杂环己烷 4-Ethyl-4-hexadecyl-1-oxa-4-azoniacyclohexane
83674-93-5 4-乙基-6-甲氧基-7-(环氧乙烷-2-基甲氧基)喹唑啉 4-Ethyl-6-methoxy-7-(oxiran-2-ylmethoxy)quinazoline
3166-88-9 4-乙基苯乙胺盐酸盐 4-Ethylbenzeneethanamine hydrochloride
620-85-9 4-乙基二苯基甲烷 4-Ethyldiphenylmethane
90090-62-3 4-乙基磺酰基苯胺 4-Ethylsulfanylaniline
18721-62-5 4-乙基磺酰基丁烷-1-醇 4-Ethylsulfanylbutan-1-ol
5430-13-7 4-氟苯胂酸 4-Fluorobenzenearsonic acid
970-11-6 4-氟-N-[(2-甲氧基萘-1-基)亚甲基氨基]苯胺 4-Fluoro-n-[(2-methoxynaphthalen-1-yl)methylideneamino]aniline
2925-02-2 4-氟-N-丙烷-2-基-苯并肼 4-Fluoro-n-propan-2-yl-benzohydrazide
5950-81-2 4-氟菲-9,10-二酮 4-Fluorophenanthrene-9,10-dione
88654-54-0 4-甲酰基苯磺酰氯 4-Formylbenzenesulfonyl fluoride
89048-88-4 2,3-二氢-2-(3-甲基苯基)-4H-[1]苯并吡喃并[2,3-d]嘧啶-4-酮 4H-[1]benzopyrano[2,3-d]pyrimidin-4-one, 2,3-dihydro-2-(3-methylphenyl)-
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