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    首页 分子通 CAS
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    中文名称 英文名称 CAS号 化学式
    4,4-二乙氧基-3-氧代丁酸乙酯 ethyl 4,4-diethoxyacetoacetate 10495-09-7 C10H18O5
    4,4-二乙氧基-2-氨基丁炔 4,4-Diethoxy-but-2-ynylamine 124744-14-5 C8H15NO2
    4,4-二乙氧基-1-苯乙基-哌啶 4,4-diethoxy-1-phenethyl-piperidine 101745-47-5 C17H27NO2
    4,4-二乙氧基-1-丁烯 3-butenal 1,1-diethylacetal 10602-36-5 C8H16O2
    4,4-二乙基联苯 4,4'-diethylbiphenyl 13049-40-6 C16H18
    4,4-二乙基-咪唑烷-2-酮 4,4-diethyl-imidazolidin-2-one 100949-25-5 C7H14N2O
    4,4-二乙基-2-(3,4,5-三甲氧基苯甲酰基)-1,2-恶唑烷-3,5-二酮 2-(3,4,5-trimethoxybenzoyl)-4,4-diethyl-3,5-isoxazolidinedione 124756-24-7 C17H21NO7
    4,4-二乙基-2,2-二甲基-1-氧代-3H-吡咯-1-鎓 3,3-diethyl-5,5-dimethylpyrroline 1-oxide 111904-11-1 C10H19NO
    4,4-二乙基-1-苯基-2-丙基-吡唑烷-3,5-二酮 4,4-diethyl-1-phenyl-2-propyl-pyrazolidine-3,5-dione 101275-33-6 C16H22N2O2
    4,4-二乙基-1-异丙基-2-(1-甲基-[4]哌啶基)-吡唑烷-3,5-二酮 4,4-diethyl-1-isopropyl-2-(1-methyl-[4]piperidyl)-pyrazolidine-3,5-dione 101433-51-6 C16H29N3O2
    4,4-二丙基庚烷 4,4-Di(propan-2-yl)heptane 17312-72-0 C13H28
    4,4-二丙基-2,6-哌啶二酮 4,4-Dipropyl-2,6-piperidinedione 1132-96-3 C11H19NO2
    4,4-二丁氧基-丁-1-烯 4,4-dibutoxy-but-1-ene 100038-32-2 C12H24O2
    4,4-二-2-乙基己基-二硫代[3,2-b：2'，3'-d]甲硅烷基 4,4'-bis(2-ethylhexyl)-dithieno[3,2-b:2',3'-d]silole 1207627-85-7 C24H38S2Si
    4,4-二(苯基磺酰基)-1,2-双(亚甲基)环戊烷 4,4-di(phenylsulphonyl)-1,2-bis(methylene)cyclopentane 100780-35-6 C19H18O4S2
    4,4-[(4S,5R)-4,5-二羟基-1-戊炔-1,5-二基]双-1,2-苯二醇 nyasicol 111518-95-7 C17H16O6
    4,4-(蒽-9,10-二基双(乙炔-2,1-二基))二苯甲醛 9,10-bis(4-formylphenylethynyl)anthracene 1361119-48-3 C32H18O2
    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-甲基亚丙基)苯二酚 1,1-bis(4'-hydroxyphenyl)-2-methylpropane 1844-00-4 C16H18O2
    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-苯乙基)双苯庚氯烷 1-(Heptyloxy)-4-(1-(4-(heptyloxy)phenyl)-1-phenylethyl)benzene 1799707-26-8 C34H46O2
    4,4,9,9-四(4-己基苯基)-4,9-二氢-s-苯并二茚并[1,2-b:5,6-b']]二噻吩 4,4,9,9-tetrakis(4-hexylphenyl)-4,9-dihydro-s-indaceno[1,2-b:5,6-b0]dithiophene 1049034-67-4 C64H74S2
    4,4,8,8,12,12-六(4-甲基苯基)-4H,8H,12H-苯并[1,9]喹嗪并[3,4,5,6,7-defg]吖啶 4,4,8,8,12,12-hexa-p-tolyl-4H,8H,12H-12c-aza-dibenzo[cd,mn]pyrene 1131007-94-7 C63H51N
    4,4,8,8,-四甲基-6-丙基-5,7-二硫杂-十一烷-2,10-二酮 4,4,8,8,-tetramethyl-6-propyl-5,7-dithia-undecane-2,10-dione 101434-08-6 C16H30O2S2
    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
    4,4,7,11b-四甲基十四氢-6a,9-亚甲基环庚三烯并[a]萘-7,8-二酚 1H-2,10a-Ethanophenanthrene-11,12-diol, dodecahydro-4b,8,8,12-tetramethyl- 112344-61-3 C20H34O2
    4,4,6-三甲基环己烷-1,3-二酮 4,4,6-trimethylcyclohexane-1,3-dione 104355-62-6 C9H14O2
    4,4,6-三甲基环己-2-烯-1-酮 4,4,6-trimethylcyclohex-2-en-1-one 13395-73-8 C9H14O
    4,4,6-三甲基-辛-5-烯-2-酮 4,4,6-trimethyl-oct-5-en-2-one 103983-83-1 C11H20O
    4,4,6-三甲基-庚-1-烯 4,4,6-trimethyl-hept-1-ene 102942-63-2 C10H20
    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-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-苯基-1,3,2-二氧硼烷 4,4,6-trimethyl-2-phenyl-1,3,2-dioxaborinane 15961-35-0 C12H17BO2
    4,4,6-三甲基-2-[(E)-2-萘-1-基乙烯基]-5,6-二氢-1,3-恶嗪盐酸盐 hydron;4,4,6-trimethyl-2-[(E)-2-naphthalen-1-ylethenyl]-5,6-dihydro-1,3-oxazine;chloride 100098-83-7 C19H21NO*ClH
    4,4,6-三甲基-2-(邻甲苯基)-1,3,2-二氧杂硼烷 4,4,6-Trimethyl-2-(2-methylphenyl)-1,3,2-dioxaborinane 1446443-35-1 C13H19BO2
    4,4,6-三甲基-2-(萘-2-基)-1,3,2-二氧硼杂环己烷 2-(2-naphthyl)-4,4,6-trimethyl-1,3,2-dioxaborinane 1260068-92-5 C16H19BO2
    4,4,6-三甲基-2-(对甲苯基)-1,3,2-二氧杂硼烷 4,4,6-trimethyl-2-(p-tolyl)-1,3,2-dioxaborinane 1092060-77-9 C13H19BO2
    4,4,6-三甲基-1-(4-甲基苯基)-3,4-二氢嘧啶-2(1H)-硫酮 1-p-tolyl-4,4,6-trimethyl-1,4-dihydropyrimidine-2(3H)thione 19017-40-4 C14H18N2S
    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-1,3-二噁烷 4,4,6-trimethyl-[1,3]dioxane 1123-07-5 C7H14O2
    4,4,6,6-四乙氧基-5-甲基-3,7-二氧杂-4,6-二硅烷 bis(triethoxysilyl)ethane 16068-36-3 C14H34O6Si2
    4,4,5-三甲基-己酸 4,4,5-trimethyl-hexanoic acid 102653-32-7 C9H18O2
    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-2-环己烯-1-酮 4,4,5-trimethyl-2-cyclohexen-1-one 17429-29-7 C9H14O
    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
    4,4,5-三氟-5-[4,5,5-三氟-2,2-二(三氟甲基)-1,3-二氧戊环-4-基]-2,2-二(三氟甲基)-1,3-二氧戊环 perfluoro-4,4'-bis(2,2-dimethyl-1,3-dioxolane) 139481-27-9 C10F18O4
    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