| 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 |