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中文名称 英文名称 CAS号 化学式
4,4-二甲基-1,3-二氧戊环-2-酮 4,4-dimethyl-1,3-dioxolan-2-one 4437-69-8 C5H8O3
4,4-二甲基-1,2,3,4-四氢异喹啉盐酸盐 4,4-Dimethyl-1,2,3,4-tetrahydroisoquinoline hydrochloride 41565-86-0 C11H16ClN
4,4-二氨基-3,3-二氟联苯 3,3'-difluorobiphenyl-4,4'-diamine 448-97-5 C12H10F2N2
4,4-二氟金刚烷-1-羧酸 4,4-difluoroadamantaneformic acid 438017-43-7 C11H14F2O2
4,4-二氟环己基胺 4,4-difluorocyclohexanamine 458566-84-2 C6H11F2N
4,4-二氟-L-脯氨酰胺 盐酸盐 (S)-4,4-difluoropyrrolidine-2-carboxamide hydrochloride 426844-51-1 C5H8F2N2O*ClH
4,4-二氟-1-(2-呋喃基)丁二酮 4,4-difluoro-1-(furan-2-yl)buta-1,3-dione 480438-97-9 C8H6F2O3
4,4-二(十二烷基硫代)戊酸 Pentanoic acid, 4,4-bis(dodecylthio)- 4200-61-7 C29H58O2S2
4,4-二(4-氯苯基)哌啶 bis-4-(4-chlorophenyl)piperidine 40421-34-9 C17H17Cl2N
4,4-(蒽-9,10-二基)二苯甲酸 4,4'-(anthracene-9,10-diyl)dibenzoic acid 42824-53-3 C28H18O4
4,4-(苯基亚甲基)二苯酚 4,4'-benzylidene-di-phenol 4081-02-1 C19H16O2
4,4-(戊烷-2,2-二基)二苯酚 2,2-bis-(4-hydroxyphenyl)-pentane 4204-58-4 C17H20O2
4,4,8-三甲基苯并二氢吡喃-2-酮 3,4-dihydro-4,4,8-trimethylcoumarin 40662-13-3 C12H14O2
4,4,6-三甲基-2-乙烯基-1,3,2-二氧杂硼烷 4,4,6-trimethyl-2-vinyl-1,3,2-dioxaborinane 4627-10-5 C8H15BO2
4,4,6-三甲基-1,3-二氢嘧啶-2-酮 2-Oxo-4,4,6-trimethyl-1,2,3,4-tetrahydro-pyrimidin 4628-47-1 C7H12N2O
4,4,5,5-四甲基-2-(萘-1-甲基)-1,3,2-二噁硼烷 4,4,5,5-tetramethyl-2-(naphthalen-1-ylmethyl)-1,3,2-dioxaborolane 475250-57-8 C17H21BO2
4,4,5,5-四甲基-2-(2-甲基-1-环己烯-1-基)-1,3,2-二噁硼烷 4,4,5,5-tetramethyl-2-(2-methylcyclohex-1-en-1-yl)-1,3,2-dioxaborolane 448211-43-6 C13H23BO2
4,4,4-三氟丁醛 4,4,4-trifluorobutanal 406-87-1 C4H5F3O
4,4,4-三氟丁醇 4,4,4-trifluorobutanol 461-18-7 C4H7F3O
4,4,4-三氟丁酸 4,4,4-trifluorobutyric acid 406-93-9 C4H5F3O2
4,4,4-三氟丁酰胺 4,4,4-trifluorobutyroamide 461-34-7 C4H6F3NO
4,4,4-三氟丁酰氯 4,4,4-trifluorobutanoyl chloride 406-91-7 C4H4ClF3O
4,4,4-三氟丁-2-烯酸 (E)-4,4,4-trifluorobut-2-enoate 406-94-0 C4H3F3O2
4,4,4-三氟-3-羟基丁胺 4,4,4-trifluoro-3-hydroxybutanamide 453-34-9 C4H6F3NO2
4,4,4-三氟-3-羟基丁基氨基甲酸叔丁酯 tert-butyl (4,4,4-trifluoro-3-hydroxybutyl)carbamate 496847-72-4 C9H16F3NO3
4,4,4-三氟-3-羟基-1-苯基-丁-2-烯-1-酮 4,4,4-trifluoro-3-hydroxy-1-phenylbut-2-en-1-one 41463-86-9 C10H7F3O2
4,4,4-三氟-3-氧代丁酸 trifluoroacetylacetic acid 400-36-2 C4H3F3O3
4,4,4-三氟-2-丁酸乙酯 ethyl 4,4,4-trifluorobut-2-enoate 406-10-0 C6H7F3O2
4,4,4-三氟-1-碘丁烷 1,1,1-trifluoro-4-iodo-butane 461-17-6 C4H6F3I
4,4,4-三氟-1-(2-吡啶)丁烷-1,3-二酮 4,4,4-trifluoro-1-pyridin-2-yl-butane-1,3-dione 4027-51-4 C9H6F3NO2
4,4,4-三氟-1,3-丁二醇 4,4,4-Trifluor-butan-1,3-diol 433-25-0 C4H7F3O2
4,4,4,-三氟巴豆腈 4,4,4-trifluorobutenenitrile 406-86-0 C4H2F3N
4,4,4,-三氟-1,2-二丁烯 4,4,4-trifluorobuta-1,2-diene 406-40-6 C4H3F3
4,4,13,13-四乙氧基-3,14-二氧杂-7,8,9,10-四硫杂-4,13-二硅杂十六烷 Bis-(3-triethoxysilylethyl)tetrasulfid 41453-79-6 C16H38O6S4Si2
4,4'-联苯基二硼酸 4,4'-biphenyldiboronic acid 4151-80-8 C12H12B2O4
4,4'-联苯二甲酸二酰肼 1,1'-biphenyl-4,4'-dicarbohydrazide 4073-75-0 C14H14N4O2
4,4'-联吡啶,1,1'-双(羧甲基)-,二氯 N,N'-di(carboxymethyl)-4,4'-bipyridinium dichloride 4841-43-4 C14H14N2O4*2Cl
4,4'-联(苯磺酰肼) biphenyl-4,4'-disulfonic acid dihydrazide 42933-52-8 C12H14N4O4S2
4,4'-磺酰基双[2-(2-丙烯基)]苯酚 3,3'-diallyl-4,4'-dihydroxydiphenyl sulfone 41481-66-7 C18H18O4S
4,4'-双甲氧基三苯甲基氯 4,4'-dimethoxytrityl chloride 40615-36-9 C21H19ClO2
4,4'-双(9-乙基-3-咔唑乙烯基)-1,1'-联苯 4,4'-Bis(2-(9-ethyl-9H-carbazol-3-yl)vinyl)-1,1'-biphenyl 475480-90-1 C44H36N2
4,4'-偶氮双(4-氰基戊醇) 4,4′-azobis(4-cyano-1-pentanol) 4693-47-4 C12H20N4O2
4,4'-亚藜芦基二[N,N-二乙基间甲苯胺] 4,4'-veratrylidenebis[N,N-diethyl-m-toluidine] 4550-36-1 C31H42N2O2
4,4'-亚胺甲酰基二[N,N-二乙基苯胺]硝酸盐 Ethyl auramine nitrate 43130-12-7 C21H30N4O3
4,4'-亚胺甲酰基二[N,N-二乙基苯胺] 4,4'-bis-diethylamino-benzophenone-imine 42450-16-8 C21H29N3
4,4'-亚甲基二苯甲酰胺 4-((4-Carbamoylphenyl)methyl)benzamide 47004-70-6 C15H14N2O2
4,4'-亚甲基二[3-甲氧基-2-萘甲酸]二甲酯 bis(methyl-2-methoxy-3-naphthoyl)methane 49609-90-7 C27H24O6
4,4'-亚甲基二[2-(甲硫基)苯胺] 4,4'-Methylenebis(2-(methylthio)aniline) 47003-30-5 C15H18N2S2
4,4'-二甲氧基芪 4,4'-dimethoxystilbene 4705-34-4 C16H16O2
4,4'-二甲氧基[联-1,4-环己二烯-1-基]-3,3',6,6'-四酮 4,4'-Dimethoxydiquinone 43042-33-7 C14H10O6