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中文名称 英文名称 CAS号 化学式
2,2'-(氧基双(4,1-亚苯基))二(1-苯基乙烷-1,2-二酮) 3,6-bis(2-phenyl-1,2-dioxoethyl)durene 21454-19-3 C28H18O5
2,2'-(氧化偶氮基二-p-亚苯基)二[6-甲基苯并噻唑-7-磺化]二钠 (1S)-1-(2,6-di-O-benzyl-7-N-tert-butyldimethylsilyl-9-deazaxanthin-9-yl)-5-O-tert-butyldimethylsilyl-1,4-dideoxy-1,4-imino-2,3-O-isopropylidene-D-ribitol 222631-58-5 C40H58N4O5Si2
2,2'-(哌嗪-1,4-二基)双(N-(4-氨基苯基)-N-甲基乙酰胺)(尼达尼布杂质) 2,2-(Piperazine-1,4-diyl)bis(N-(4-aminophenyl)-N-methylacetamide) 2410284-89-6 C22H30N6O2
2,2'-(吡啶-2,6-二基)二喹啉-4-羧酸 2,2'-(pyridine-2,6-diyl)diquinoline-4-carboxylic acid 2412-62-6 C25H15N3O4
2,2'-([2,2'-联吡啶]-5,5'-二基)二乙腈 5,5'-bis(cyanomethyl)-2,2'-bipyridine 286380-59-4 C14H10N4
2,2'-(6-甲基-2-丙基嘧啶-4-基)亚氨基二乙醇 2,2'-(6-methyl-2-propyl-pyrimidin-4-ylazanediyl)-bis-ethanol 22177-56-6 C12H21N3O2
2,2'-(4-羟基苯亚甲基)二[4-(5-甲基-1H-四唑-1-基亚氨基甲基)苯酚] 2-[[2-hydroxy-5-[(5-methyltetrazol-1-yl)iminomethyl]phenyl]-(4-hydroxyphenyl)methyl]-4-[(5-methyltetrazol-1-yl)iminomethyl]phenol 235106-62-4 C25H22N10O3
2,2'-(3-硝基苯基亚氨基)-二乙醇 3-[N,N-Bis(2-hydroxyethyl)amino]nitrobenzene 24812-82-6 C10H14N2O4
2,2'-(2,5-噻吩e二基)二(5-苯基-1,3,4-恶二唑) 2,5-Bis(5-phenyl-1,3,4-oxadiazol-2-yl)thiophene 2495-02-5 C20H12N4O2S
2,2'-(2,2',5,5'-四氯-1,1'-联苯-4,4'-双偶氮)双[N-(2,4-二甲基苯基)-3-氧代-丁酰胺] 2-[[2,5-dichloro-4-[2,5-dichloro-4-[[1-(2,4-dimethylanilino)-1,3-dioxobutan-2-yl]diazenyl]phenyl]phenyl]diazenyl]-N-(2,4-dimethylphenyl)-3-oxobutanamide 22094-93-5 C36H32Cl4N6O4
2,2'-(1,5-戊烷二基)二环氧乙烷 1,5-bisoxiranyl-pentane 24829-11-6 C9H16O2
2,2'-(1,4-亚苯基)二(1H-苯并咪唑-5-胺) 1,4-bis(5-amino-2-benzimidazolyl)benzene 28689-19-2 C20H16N6
2,2'-(1,2-肼二亚基)二[3-乙基-2,3-二氢-6-苯并噻唑磺酸 2,2'-azinobis(3-ethylbenzthiazolinesulfonate) 28752-68-3 C18H18N4O6S4
2,2'-(1,2-亚苯基)二(5-苯基-1,3-恶唑) 2,2'-(Phenylene)bis(5-phenyloxazole) 29863-19-2 C24H16N2O2
2,2'-(1,2-亚苯基)二(1,3-二噻烷) 1,2-bis(1,3-dithian-2-yl)benzene 26822-27-5 C14H18S4
2,2'-((((((亚甲基双(2-氯-4,1-亚苯基))二(氮烷二基))二(羰基))双(氮烷二 2,2'-(4,4'-(4,4'-methylenebis(2-chloro-4,1-phenylene))bis(azanediyl)bis(oxomethylene)bis(azanediyl)bis(4,1-phenylene))bis(oxy)bis(2-Methylpropanoic acid) 245075-84-7 C35H34Cl2N4O8
2,2',7,7'-四溴-9-芴基二聚体 2,2',7,7'-tetrabromo-9-fluorenyl dimer 27192-94-5 C26H14Br4
2,2',7,7'-四溴-9,9-联亚芴基 2,2',7,7'-tetrabromo-9,9'-bifluorenylidene 27192-91-2 C26H12Br4
2,2',7,7'-四[N,N-二(4-甲氧基苯基)氨基]-9,9'-螺二芴 2,2',7,7'-tetrakis(N,N-di-p-methoxyphenylamine)-9,9'-spirobifluorene 207739-72-8 C81H68N4O8
2,2',5-三氯二苯甲酮 2,5,2'-Trichlor-benzophenon 25187-06-8 C13H7Cl3O
2,2',4,5'-四溴联苯醚 2,2',4,5'-tetrabromodiphenyl ether 243982-82-3 C12H6Br4O
2,2',4,4'-四氯联苯甲基醚 2,2',4,4'-Tetrachlorodibenzyl ether 207974-13-8 C14H10Cl4O
2,2',4,4'-四氯联苯 2,2',4,4'-Tetrachlorobiphenyl 2437-79-8 C12H6Cl4
2,2',3,4,4',6'-六溴联苯醚 2,2',3,4,4',6'-hexabromodiphenyl ether 243982-83-4 C12H4Br6O
2,2',3,3'-四氢-5,5'-联噻吩并[3,4-b][1,4]二恶英-7,7'-二基二(三丁基锡烷) 5,5'-bis(tributylstannyl)-2,2'-bis(3,4-ethylenedioxythiophene) 250726-95-5 C36H62O4S2Sn2
2,2',3,3',5,5',6,6'-八氯联苯 2,2',3,3',5,5',6,6'-octachlorobiphenyl 2136-99-4 C12H2Cl8
2,2',2''-(1,3,5-三嗪-2,4,6-三基)三[5-(己氧基)-6-甲基]苯酚 2,4,6-tris[4-(hexyloxy)-2-hydroxy-3-methylphenyl]-1,3,5-triazine 222529-65-9 C42H57N3O6
2,2',2'',2'''-(乙烷-1,2-二基二次氮基&lt三价氮基&gt)四乙酸(1:2:1)铜(2+)钠 (2,4-Dimethylaniline)(trifluorido)boron 28879-19-8 C8H11BF3N
2,2''-[(2,2'-二氯-4,4'-二亚苯基)双偶氮]-双-对-乙酰基乙酰氨基苯乙醚 Butanamide, 2,2'-[(2,2'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-ethoxyphenyl)-3-oxo- 20139-66-6 C36H34Cl2N6O6
2,2'''-二硫基双三乙胺二盐酸盐 Tetraethylcystamine dihydrochloride 22194-38-3 C12H30Cl2N2S2
2,17b-二羟基-17-甲基-雄甾-1,4-二烯-3-酮 2,17beta-Dihydroxy-17-methylandrosta-1,4-dien-3-one 2304-17-8 C20H28O3
2,17-二甲基-5alpha-雄甾-2-烯-17beta-醇 2,17α-Dimethyl-androsten-(2)-ol-(17β) 2527-18-6 C21H34O
2,12-二溴环十二烷酮 2,12-dibromocyclododecanone 24459-40-3 C12H20Br2O
2,11-二硫杂[3.3]对环芬 2,11-dithia[3.3]paracyclophane 28667-63-2 C16H16S2
2,11-二甲基-2,11-十二烷二醇 2,11-dimethyldodecan-2,11-diol 22092-59-7 C14H30O2
2,10-二甲基菲 2,10-Dimethylphenanthrene 2497-54-3 C16H14
2,1-苯并异噻唑-4(5H)-酮,6,7-二氢-3-甲基- 3-methyl-6,7-dihydro-5<i>H</i>-benzo[<i>c</i>]isoxazol-4-one 23894-53-3 C8H9NO2
2,1-(4,5,6,7-四氢苯并)异恶唑-3-羧酸 4,5,6,7-tetrahydrobenzo[c]isoxazole-3-carboxylic acid 261350-47-4 C8H9NO3
2,1,3-苯并硒二唑 piazselenole 273-15-4 C6H4N2Se
2,1,3-苯并恶二唑-4,7-二胺 4,7-diaminobenzo[c][1,2,5]oxadiazole 215860-46-1 C6H6N4O
2,1,3-苯并噻二唑-4,7-二甲腈 2,1,3-benzothiadiazole-4,7-dicarbonitrile 20138-79-8 C8H2N4S
2,1,3-苯并噻二唑 benzo[1,2,5]thiadiazole 273-13-2 C6H4N2S
2(R)-羟基-2-苯乙基芥子油苷钾盐 potassium;[(E)-[(3S)-3-hydroxy-3-phenyl-1-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]sulfanylpropylidene]amino] sulfate 21087-78-5 C15H20KNO10S2
2(5H)-噻唑酮,4-氨基-5-(1-甲基乙基)- 4-amino-5-isopropyl-5<i>H</i>-thiazol-2-one 27407-94-9 C6H10N2OS
2(5H)-噻唑酮 3-Chloro-4,5-diamino-6-methyl-pyridazin 28682-88-4 C5H7ClN4
2(4-溴苯甲酰基)苯甲酸 2-(4-bromobenzoyl)benzoic acid 2159-40-2 C14H9BrO3
2(3H)-苯并噻唑亚胺,6-乙氧基-3-乙基- Barusiban 285571-64-4 C40H63N9O8S
2(3H)-异噻唑甲酰胺,N,5-二甲基-3-羰基- 5-methyl-3-oxo-3<i>H</i>-isoxazole-2-carboxylic acid methylamide 27066-57-5 C6H8N2O3
2(3H)-噻唑亚胺,3-乙基-4-甲基- (1S)-N-tert-butoxycarbonyl-5-O-tert-butyldimethylsilyl-1-(9-deazahypoxanthin-9-yl)-1,4-dideoxy-1,4-imino-2,3-O-isopropylidene-D-ribitol 222631-13-2 C25H40N4O6Si
2(3H)-呋喃酮,5-乙基二氢-3-(2-丙烯-1-氧基)-,(3R,5S)-rel- Quinoline, 6-tert-butyl-4-nitro-, 1-oxide 23484-01-7 C13H14N2O3