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中文名称 英文名称 CAS号 化学式
5-十一烯-4-酮,7-乙基-2-甲基- 7-ethyl-2-methyl-undec-5-en-4-one 96446-43-4 C14H26O
5-十一炔 undec-5-yne 2294-72-6 C11H20
5-内酯 (3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-one 13096-62-3 C34H34O6
5-内-羧基草藻灭酸酐 5-endo-Carboxyendothall anhydride 127311-90-4 C9H8O6
5-内-(乙氧羰基)草藻灭酸酐 5-endo-(Ethoxycarbonyl)endothall anhydride 127311-88-0 C11H12O6
5-全氟己基-5'-溴-2,2'-二噻吩 5-bromo-5'-(tridecafluorohexyl)-2,2'-bithiophene 327630-35-3 C14H4BrF13S2
5-全氟己基-2,2′-联噻吩 5-Perfluorohexyl-2,2'-dithiophene 327630-34-2 C14H5F13S2
5-偶氮水杨酸 Salicylsaeure-5-diazonium 616-78-4 C7H5N2O3
5-偶氮基-2-[(Z)-2-(4-偶氮基-2-磺酸-苯基)乙烯基]苯磺酸内盐 5-Diazonio-2-[2-(4-diazonio-2-sulfonatophenyl)ethenyl]benzenesulfonate 57153-16-9 C14H8N4O6S2
5-仲丁基硫代-1,3,4-噻二唑-2-硫醇 5-<i>sec</i>-butylsulfanyl-3<i>H</i>-[1,3,4]thiadiazole-2-thione 19921-51-8 C6H10N2S3
5-仲丁基-[1,3,4]噻二唑-2-胺 5-sec-butyl-[1,3,4]thiadiazol-2-ylamine 62492-20-0 C6H11N3S
5-仲丁基-5-环己基巴比妥酸 5-<i>sec</i>-butyl-1-cyclohexyl-pyrimidine-2,4,6-trione 841-72-5 C14H22N2O3
5-仲丁基-3-甲基异恶唑-4-羧酸 5-Sec-butyl-3-methyl-isoxazole-4-carboxylic acid 1263378-15-9 C9H13NO3
5-仲丁基-2,3-二甲基吡嗪 2,3-dimethyl-5-(1-methylpropyl)-pyrazine 32263-00-6 C10H16N2
5-仲丁基-1,5-二甲基巴比妥酸 1,5-Dimethyl-5-sec-butyl-barbitursaeure 4325-43-3 C10H16N2O3
5-仲-丁基巴比妥酸 5-sec-butylbarbituric acid 14077-79-3 C8H12N2O3
5-仲-丁基-5-苯乙基-2-钠氧基-4,6(1H,5H)-嘧啶二酮 Sodium;5-butan-2-yl-2,6-dioxo-5-(2-phenylethyl)pyrimidin-4-olate 67050-56-0 C16H19N2NaO3
5-仲-丁基-5-乙基-1-甲基-2-硫代-2,3-二氢嘧啶-4,6(1H,5H)-二酮 5-sec-Butyl-5-ethyl-1-methyl-2-thio-barbituric acid 29639-65-4 C11H18N2O2S
5-仲-丁基-5-丙基巴比妥酸 5-<i>sec</i>-butyl-5-propyl-barbituric acid 67050-59-3 C11H18N2O3
5-仲-丁基-5-(乙硫基甲基)-2-钠硫基-4,6(1H,5H)-嘧啶二酮 Sodium;5-butan-2-yl-5-(ethylsulfanylmethyl)-6-oxo-2-sulfanylidenepyrimidin-4-olate 67050-34-4 C11H17N2NaO2S2
5-仲-丁基-5-(乙硫基甲基)-2-钠氧基-4,6(1H,5H)-嘧啶二酮 Sodium;5-butan-2-yl-5-(ethylsulfanylmethyl)-2,6-dioxopyrimidin-4-olate 67050-32-2 C11H17N2NaO3S
5-仲-丁基-5-(丁基硫甲基)-2-钠氧基-4,6(1H,5H)-嘧啶二酮 Sodium;5-butan-2-yl-5-(butylsulfanylmethyl)-2,6-dioxopyrimidin-4-olate 67050-23-1 C13H21N2NaO3S
5-仲-丁基-5-(3-甲基-2-丁烯基)巴比妥酸 5-<i>sec</i>-butyl-5-(3-methyl-but-2-enyl)-barbituric acid 67050-47-9 C13H20N2O3
5-仲-丁基-5-(2-甲基-2-丙烯基)-2-钠氧基-4,6(1H,5H)-嘧啶二酮 Sodium;5-butan-2-yl-5-(2-methylprop-2-enyl)-2,6-dioxopyrimidin-4-olate 67050-42-4 C12H17N2NaO3
5-仲-丁基-5-(1-甲基-2-丙烯基)-2,4,6(1H,3H,5H)-嘧啶三酮 5-(Butan-2-yl)-5-(but-3-en-2-yl)pyrimidine-2,4,6(1H,3H,5H)-trione 67050-40-2 C12H18N2O3
5-仲-丁基-3-吗啉酮 5(S)-[1(S)-methyl]propyl-2,3,5,6-tetrahydro-4H-1, 4-oxazin-3-one 160141-20-8 C8H15NO2
5-仲-丁基-2-硫代-4-咪唑烷酮 5-sec-butyl-2-thiohydantoin 56830-83-2 C7H12N2OS
5-仲-丁基-2-甲基-1H-苯并咪唑 2-Methyl-5(6)-sec-butylbenzimidazol 98396-30-6 C12H16N2
5-仲-丁基-2,3-二氢-5-异丁基-2-硫代-4,6(1H,5H)-嘧啶二酮 5-sec-Butyl-5-isobutyl-2-thiobarbituric acid 67050-36-6 C12H20N2O2S
5-仲-丁基-2,3-二氢-5-丙基-2-硫代-4,6(1H,5H)-嘧啶二酮 5-<i>sec</i>-butyl-5-propyl-2-thio-barbituric acid 67050-60-6 C11H18N2O2S
5-仲-丁基-1,3-二甲基-2,4,6(1H,3H,5H)-嘧啶三酮 5-<i>sec</i>-butyl-1,3-dimethyl-barbituric acid 7391-63-1 C10H16N2O3
5-仲-丁基-1,3-二环己基-2,4,6(1H,3H,5H)-嘧啶三酮 5-<i>sec</i>-butyl-1,3-dicyclohexyl-pyrimidine-2,4,6-trione 745-31-3 C20H32N2O3
5-亚苄基呋喃-2(5H)-酮 γ-Benzyliden-Δ<sup>α,β</sup>-butenolid 13327-36-1 C11H8O2
5-亚苄基-3-乙基绕丹宁 5-benzylidene-3-ethyl rhodanine 18331-34-5 C12H11NOS2
5-亚苄基-2,2-二甲基-1,3-二恶烷-4,6-二酮 5-benzylidene Meldrum's acid 1214-54-6 C13H12O4
5-亚肉桂花基&lt苯亚烯基&gt-2-(苯亚氨基)-3-(1-吡咯烷基甲基)-4-噻唑烷酮 5-Cinnamylidene-2-(phenylimino)-3-(1-pyrrolidinylmethyl)-4-thiazolidinone 104123-93-5 C23H23N3OS
5-亚硝基-水杨酸酯 1-nitroso-4-hydroxy-benzene-3-carboxylic acid 15516-60-6 C7H5NO4
5-亚硝基-8-羟基喹啉盐酸盐 8-hydroxy-5-nitrosoquinoline hydrochloride 63450-86-2 C9H6N2O2*ClH
5-亚硝基-8-羟基喹啉 5-nitroso-8-hydroxyquinoline 3565-26-2 C9H6N2O2
5-亚硝基-6-氨基-3-乙基-1,3-二氢嘧啶-2,4-二酮 5-nitroso-6-amino-3-ethyl-1,3-dihydropyrimidine-2,4-dione 1019659-02-9 C6H8N4O3
5-亚硝基-6-(苯基甲氧基)-2,4-嘧啶二胺 2,4-diamino-6-(benzyloxy)-5-nitrosopyrimidine 101724-61-2 C11H11N5O2
5-亚硝基-6-(哌啶-1-基)嘧啶-2,4-二胺 2,4-Diamino-5-nitroso-6-piperidino-pyrimidin 18202-48-7 C9H14N6O
5-亚硝基-4,6-嘧啶二胺 5-nitrosopyrimidine-4,6-diamine 61908-15-4 C4H5N5O
5-亚硝基-2-苯基嘧啶-4,6-二胺 4,6-diamino-5-nitroso-2-phenylpyrimidine 56472-04-9 C10H9N5O
5-亚硝基-2,4,6-三羟基嘧啶 5-Nitroso-1,3-diazinane-2,4,6-trione 43109-88-2 C4H3N3O4
5-亚硝基-2,4,6-三氨基嘧啶 5-nitroso-2,4,6-triaminopyrimidine 1006-23-1 C4H6N6O
5-亚砷酰-2-甲氧基-苯胺 5-Arsenoso-o-anisidine 5440-12-0 C7H8AsNO2
5-亚甲基螺[2.4]庚烷 5-Methylenspiro<2.4>heptan 37745-07-6 C8H12
5-亚甲基环庚烯 5-Methylencyclohepten 32833-10-6 C8H12
5-亚甲基戊a癸烷 5-Methylidenepentadecane 115146-98-0 C16H32