| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4,4-二丁基-γ-丁内酮 | 4,4-dibutyl-4-butyrolactone | 7774-47-2 | C12H22O2 |
| 4,4-二-叔丁基联吡啶 | 4,4'-bis(butoxycarbonyl)-2,2'-bipyridine | 69641-93-6 | C20H24N2O4 |
| 4,4-二(4-氧芴基)二苯胺 | bis(4-(dibenzo[b,d]furan-4-yl)phenyl)amine | 955959-91-8 | C36H23NO2 |
| 4,4-二(2-乙基己基)-二噻吩并环戊二烯 | 4,4-bis(2-ethylhexyl)-4H-cyclopenta[2,1-b:3,4-b']dithiophene | 365547-20-2 | C25H38S2 |
| 4,4-[(3,20-二氧代孕甾-4-烯-14,17-二基)二氧基]丁酸 | 4,4-[(3,20-Dioxopregn-4-ene-14,17-diyl)dioxy]butyric acid | 23655-69-8 | C25H34O6 |
| 4,4-(哌嗪-1,4-二基)双(丁烷-1-磺酸) | 1,4-bis(4-sulfobutyl)piperazinium | 16045-14-0 | C12H26N2O6S2 |
| 4,4-(哌嗪-1,4-二基)二苯甲醛 | N,N'-di(4-formylphenyl)piperazine | 10159-39-4 | C18H18N2O2 |
| 4,4-(乙烯二氧基)-1-叔丁氧羰基哌啶 | tert-butyl 1,4-dioxa-8-azaspiro[4.5]decane-8-carboxylate | 123387-51-9 | C12H21NO4 |
| 4,4-(2-乙基-2-硝基三亚甲基)二吗啉 | 4,4'-(2-Ethyl-2-nitrotrimethylene)dimorpholine | 1854-23-5 | C13H25N3O4 |
| 4,4-(1,2-二氮烯二基)双[1,2-苯二甲酸] | 3,4-dicarboxyl-(3',4'-dicarboxylazophenyl) benzene | 21278-45-5 | C16H10N2O8 |
| 4,4,7,9-四甲基-1,3,4,5-四氢-2-苯并噁-1,3-二酮 | 4,4,7,9-Tetramethyl-4,5-dihydro-benzo[c]oxepine-1,3-dione | 23342-31-6 | C14H16O3 |
| 4,4,7,9-四溴-1,2,3,4-四氢-5H-1-苯并吖庚英-5-酮 | 4,4,7,9-Tetrabrom-1,2,3,4-tetrahydro-1-benzazepin-5-on | 19673-28-0 | C10H7Br4NO |
| 4,4,6-三甲基-四氢-嘧啶-2-酮 | 2-Oxo-4,4,6-trimethyl-hexahydro-pyrimidin | 10554-41-3 | C7H14N2O |
| 4,4,6-三甲基-alpha-丙基-1,3-二恶烷-2-丙醇 | 4,4,6-Trimethyl-alpha-propyl-1,3-dioxane-2-propanol | 68568-80-9 | C13H26O3 |
| 4,4,6-三甲基-4,5-二氢嘧啶-2-硫醇 | 4,4,6-Trimethyl-2-thiono-2,3,4,5-tetrahydro-pyrimidin | 933-49-3 | C7H12N2S |
| 4,4,6-三甲基-3,4-二氢嘧啶-2(1H)-硫酮 | 3,4-dihydro-4,4,6-trimethylpyrimidine-2(1H)-thione | 5392-23-4 | C7H12N2S |
| 4,4,6-三甲基-3,4-二氢-吡喃-2-酮 | 4,4,6-trimethyl-3,4-dihydro-pyran-2-one | 68208-62-8 | C8H12O2 |
| 4,4,6-三甲基-3,4-二氢-2-喹啉酮 | 3,4-dihydro-4,4,6-trimethyl-2(1H)-quinolinone | 181122-00-9 | C12H15NO |
| 4,4,6-三甲基-2-辛基-1,3-二恶烷 | 4,4,6-Trimethyl-2-octyl-1,3-dioxane | 5452-12-0 | C15H30O2 |
| 4,4,6-三甲基-2-苯基-1,3-二恶烷 | 4,4,6-trimethyl-2-phenyl-1,3-dioxane | 2568-06-1 | C13H18O2 |
| 4,4,6-三甲基-2-甲基硫烷基-1-苯基嘧啶 | 1,4-dihydro-4,4,6-trimethyl-2-methylthio-1-phenylpyrimidine | 34927-74-7 | C14H18N2S |
| 4,4,6-三甲基-2-戊基-1,3-二恶烷 | 1,3-Dioxane, 4,4,6-trimethyl-2-pentyl- | 63449-89-8 | C12H24O2 |
| 4,4,6-三甲基-2-乙烯基-[1,3]二恶烷 | 4,4,6-trimethyl-2-vinyl-[1,3]dioxane | 22634-89-5 | C9H16O2 |
| 4,4,6-三甲基-2-(苯基甲基)-1,3-二恶烷 | 2-benzyl-4,4,6-trimethyl-[1,3]dioxane | 67633-94-7 | C14H20O2 |
| 4,4,6-三甲基-2-(1-丙烯基)-1,3-二恶烷 | 4,4,6-trimethyl-2-propenyl-[1,3]dioxane | 6413-74-7 | C10H18O2 |
| 4,4,6-三甲基-2,3-二氢-2-硫代-1(4H)-嘧啶乙醇 | 1-(2-Hydroxy-aethyl)-4,4,6-trimethyl-dihydro-pyrimidin-2-thion | 5339-75-3 | C9H16N2OS |
| 4,4,6-三甲基-1,3-恶嗪烷-2-硫酮 | 4,4,6-Trimethyl-tetrahydro-[1,3]oxazin-2-thion | 17374-19-5 | C7H13NOS |
| 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 |
| 4,4,6-三甲基-1,3-二噁烷 | 4,4,6-trimethyl-[1,3]dioxane | 1123-07-5 | C7H14O2 |
| 4,4,6-三乙基-1,3-二氢嘧啶-2-硫酮 | 4,4,6-triethyl-1,2,3,4-tetrahydropyrimidine-2-thione | 89187-92-8 | C10H18N2S |
| 4,4,5a-三甲基十二氢苯并[3,4]环丁[1,2-b]氧杂卓 | Dodecahydro-4,4,5a-trimethylbenzo[3,4]cyclobuta[1,2-b]oxepin | 94087-07-7 | C15H26O |
| 4,4,5-三甲基-二氢-呋喃-2,3-二酮 | rac-4,4,5-trimethyldihydrofuran-2,3-dione | 17155-47-4 | C7H10O3 |
| 4,4,5-三甲基-3,4-二氢-2H-吡喃-2-甲醛 | 4,4,5-Trimethyl-3,4-dihydro-2H-pyran-2-carbaldehyde | 141037-59-4 | C9H14O2 |
| 4,4,5-三甲基-2H-吡唑-3-酮 | 2,4-dihydro-4,4,5-trimethyl-3H-pyrazol-3-one | 3201-20-5 | C6H10N2O |
| 4,4,5-三甲基-2-亚甲基-3,4-二氢-2H-吡咯 | 2,3,3-trimethyl-5-methylidene-3,4-dihydro-pyrrole | 110466-35-8 | C8H13N |
| 4,4,5-三氘代-5-(4-吗啉基双氘甲基)-3-[[(5-硝基-2-呋喃基)亚甲基]氨基]-2-恶唑烷酮 | Furaltadone-D5 | 1015855-64-7 | C13H16N4O6 |
| 4,4,5,8-四甲基-1-氧杂螺[2.5]辛烷 | 4,4,5,8-Tetramethyl-1-oxaspiro[2.5]octane | 130516-76-6 | C11H20O |
| 4,4,5,5-四甲基咪唑烷e | 4,4,5,5-tetramethylimidazolidine | 351902-06-2 | C7H16N2 |
| 4,4,5,5-四甲基-3-噻吩-2-基-1,2-噻唑 | 4,4,5,5-Tetramethyl-3-(thiophen-2-yl)-4,5-dihydro-1,2-thiazole | 89767-76-0 | C11H15NS2 |
| 4,4,5,5-四甲基-3-吡啶-4-基-1,2-噻唑 | 4-(4,4,5,5-Tetramethyl-4,5-dihydro-isothiazol-3-yl)-pyridine | 89767-74-8 | C12H16N2S |
| 4,4,5,5-四甲基-3-吡啶-3-基-1,2-噻唑 | 3-(4,4,5,5-Tetramethyl-4,5-dihydro-1,2-thiazol-3-yl)pyridine | 89767-73-7 | C12H16N2S |
| 4,4,5,5-四甲基-2-乙烯基-1,3-二氧戊环 | 4,4,5,5-tetramethyl-2-vinyl-[1,3]dioxolane | 90646-39-2 | C9H16O2 |
| 4,4,5,5-四甲基-2-{4-[(三甲基甲硅烷基)乙炔基]苯基}咪唑烷-1,3-二醇 | 4,4,5,5-tetramethyl-2-{4-[(trimethylsilyl)ethynyl]phenyl}imidazolidine-1,3-diol | 650606-54-5 | C18H28N2O2Si |
| 4,4,5,5-四甲基-2-(4-硝基苯基)咪唑烷 | 4,4,5,5-Tetramethyl-2-(4-nitrophenyl)imidazolidine | 351902-04-0 | C13H19N3O2 |
| 4,4,5,5-四甲基-2-(3-吡啶-4-基乙炔基-苯基)-咪唑烷-1,3-二醇 | 4-[2-[3-(1,3-Dihydroxy-4,4,5,5-tetramethylimidazolidin-2-yl)phenyl]ethynyl]pyridine | 824427-07-8 | C20H23N3O2 |
| 4,4,5,5-四甲基-2-(2,4,5-三甲基噻吩-3-基)-1,3,2-二氧杂硼烷 | 4,4,5,5-Tetramethyl-2-(2,4,5-trimethylthiophen-3-yl)-1,3,2-dioxaborolane | 2064117-97-9 | C13H21BO2S |
| 4,4,5,5-四甲基-1,3-二氧戊环 | Ethyl 1-[1-(3-chlorophenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxylate | 5660-63-9 | C18H21ClN2O4 |
| 4,4,5,5-四甲基-1,3,2-二氧磷杂环戊烷-2-醇 | 4,4,5,5-Tetramethyl-1,3,2-dioxaphospholane 2-Oxide | 16352-18-4 | C6H12O3P+ |
| 4,4,5,5-四甲基-1,3,2-二氧杂硼环戊烷-2-基硼酸 | (4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)boronic acid | 913739-28-3 | C6H14B2O4 |
| 4,4,5,5-四氯-2-苯基-1,2-噻唑烷-3-酮 | 2-Phenyl-4.4.5.5-tetrachlorisothiazolidin-3-on | 54415-04-2 | C9H5Cl4NOS |