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    中文名称 英文名称 CAS号 化学式
    2,2’-[羰基双[亚氨[2-[(氨羰基)氨基]-4,1-亚苯基]偶氮]]双[5-[(4-磺苯基)偶氮]-苯磺酸四钠 tetrasodium;4-[[4-[[2-[(C-oxidocarbonimidoyl)amino]-4-[[oxido-[3-[(C-oxidocarbonimidoyl)amino]-4-[[2-sulfo-4-[(4-sulfophenyl)diazenyl]phenyl]diazenyl]anilino]methylidene]amino]phenyl]diazenyl]-3-sulfophenyl]diazenyl]benzenesulfonate —— C39H28N14Na4O15S4
    2,2’-[亚甲基双(硫)]二苯并噻唑 bis(benzothiazole-2-thiol)methane 6270-36-6 C15H10N2S4
    2,2’-[亚甲基双(氧亚甲基)]双[2-羟甲基]-1,3-丙二醇 Bis-pentaerythritol-formal 6228-26-8 C11H24O8
    2,2’-[[4-[[6-(甲磺酰基)-2-苯并噻唑基]偶氮]苯基]亚氨基]双乙醇 Ethanol, 2,2'-[[4-[[6-(methylsulfonyl)-2-benzothiazolyl]azo]phenyl]imino]bis- 63467-02-7 C18H20N4O4S2
    2,2’-[[4-[(2-氯代-4-硝基苯基)偶氮]苯基]亚氨基]双-乙醇 Disperse Red 19-Cl 3025-41-0 C16H17ClN4O4
    2,2’-[[3-甲基-4-[(6-硝基-2-苯并噻唑基)偶氮]苯基]亚氨基]双乙醇双乙酸酯 2,2'-[[3-Methyl-4-[(6-nitrobenzothiazol-2-YL)azo]phenyl]imino]bisethyl diacetate 70660-53-6 C22H23N5O6S
    2,2’-[[3-甲基-4-[(3-苯基-1,2,4-噻二唑-5-基)偶氮]苯基]亚氨]双乙醇 Ethanol, 2,2'-[[3-methyl-4-[(3-phenyl-1,2,4-thiadiazol-5-yl)azo]phenyl]imino]bis- 61049-89-6 C19H21N5O2S
    2,2’-[[3-氯-4-[[4-[[2-(硫氧)乙基]磺酰基]苯基]偶氮]苯基]亚氨]二乙醇的二硫酸氢酯 2,2'-((3-Chloro-4-((4-((2-(sulphooxy)ethyl)sulphonyl)phenyl)azo)phenyl)imino)bisethyl bis(hydrogensulphate) 68399-92-8 C18H22ClN3O14S4
    2,2’-[[2-乙基-2-[(环氧乙基甲氧基)甲基]-1,3-联丙基]双(氧亚甲基)]双环氧乙烷 1,1,1-trimethylolpropane triglycidyl ether 3454-29-3 C15H26O6
    2,2’-[[2,2-二(氯甲基)-1,3-亚丙基]双氧]双(5,5-二甲基)-1,3-二氧杂-2-亚磷基环己烷-2,2’-二氧化物 2,2'-((2,2-Bis(chloromethyl)propane-1,3-diyl)bis(oxy))bis(5,5-dimethyl-1,3,2-dioxaphosphorinane) 2,2'-dioxide 83044-97-7 C15H28Cl2O8P2
    2,2’-[1,4-苯基双(甲基氨基-4,1-苯氧基)]双[2-甲基丙酸] 2,2'-[1,4-Phenylenebis(methyleneimino-4,1-phenyleneoxy)]bis[2-methylpropanoic acid] 385437-91-2 C28H32N2O6
    2,2’-[(9,10-二氢-9,10-二氧代-1,5-蒽二基)二亚氨基]二苯甲酸 1,5-Bis(2-carboxyanilino)-9,10-anthracenedione 81-78-7 C28H18N2O6
    2,2’-[(2,2’5,5’-四氯[1,1’-联苯]-4,4’-二基)双(偶氮)]双[N-(4-氯-2-甲基苯基)-3-氧代-丁酰胺 2,2'-[(2,2',5,5'-tetrachloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-o-tolyl)-3-oxobutyramide] 14359-20-7 C34H26Cl6N6O4
    2,2’-[(1-甲基亚乙基)双[(2,6-二溴-4,1-亚苯基)氧亚甲基]]联(二)环氧乙烷的均聚物 Epon 1124A80 109675-38-9 C21H24Br4O4
    2,2’-[(1-甲基亚乙基)双(4,1-环亚己基氧基亚甲基)]双环氧乙烷 2,2'-bis(4-hydroxycyclohexyl)propane glycidyl ether 13410-58-7 C21H36O4
    2,2’-[(1-甲基乙基)亚氨基]二乙醇 N,N-bis(2-hydroxyethyl)isopropylamine 121-93-7 C7H17NO2
    2,2’-[(1,8-二氧代-4-辛烯-1,8-二基)双(氧基-3,1-丙二基)]双[1,2,3,4-四氢-6,7-二甲氧基-2-甲基-1-[(3,4,5-三甲氧基苯基)甲基]异喹啉 bis[3-[6,7-dimethoxy-2-methyl-1-[(3,4,5-trimethoxyphenyl)methyl]-3,4-dihydro-1H-isoquinolin-2-ium-2-yl]propyl] oct-4-enedioate 106791-40-6 C58H80N2O14+2
    2,2’-[(1,4-二氧代-2-丁烯基-1,4-二基)二[亚氨基(2-甲基-4,1-苯亚基)偶氮]]二[5-[(4-磺苯基)偶氮]]苯磺酸四钠盐 Benzenesulfonic acid, 2,2'-((1,4-dioxo-2-butene-1,4-diyl)bis(imino(2-methyl-4,1-phenylene)azo))bis(5-((4-sulfophenyl)azo)-, tetrasodium salt 72252-60-9 C42H30N10Na4O14S4
    2,2’-4-三羟基二苯甲酮 2,2',4-Trihydroxybenzophenone 13087-18-8 C13H10O4
    2,2’-(苄基亚氨基)二乙醇 N-benzyl-diethanolamine 101-32-6 C11H17NO2
    2,2’-(甲基亚氨基)双-1-丙醇 2,2'-(Methylimino)dipropanol 56684-95-8 C7H17NO2
    2,2’-(环己基亚氨基)二乙醇 N-cyclohexyl-diethanolamine 4500-29-2 C10H21NO2
    2,2’-(偶氮二对亚苯基)双(6-甲基苯并噻唑磺酸)二钠 2,2'-(Azodi-p-phenylene)bis6-methylbenzothiazolesulphonate (sodium salt) 71033-21-1 C28H18N4Na2O6S4
    2,2’-(乙烯基二亚氨基)二丁酸 2,2'-(ethylenediimino)di-2-butanoic acid 498-17-9 C10H20N2O4
    2,2’-(4-溴-1-亚丁烯基)双[3-甲基噻吩] 4,4-bis(3-methyl-thiophen-2-yl)-but-3-en-1-yl bromide 109857-81-0 C14H15BrS2
    2,2’-(4-氨基苯基亚氨基)二乙醇 N,N-bis(2-hydroxyethyl)-4-aminoaniline 7575-35-1 C10H16N2O2
    2,2’-(3,5,5-三甲基亚己基)双[4,6-二甲基苯酚] 1,1-bis(2-hydroxy-3,5-dimethylphenyl)-3,5,5-trimethylhexane 7292-14-0 C25H36O2
    2,2’-(2,5-二氯-1,4-亚苯基)二-1H-蒽并[1,2-D]咪唑-6,11-二酮 1H-Anthra(1,2-d)imidazole-6,11-dione, 2,2'-(2,5-dichloro-1,4-phenylene)bis- 40783-05-9 C36H16Cl2N4O4
    2,2’-(1-苄基哌啶-4,4-二基)二乙醇 1-benzylpiperidine-4,4-diethanol 160133-33-5 C16H25NO2
    2,2’-(1,6-己二基二氧代)二苯(甲)醛 1,6-bis(2-formylphenyl)hexane 64621-35-8 C20H22O4
    2,2’-(1,4-亚苯基)双-4H-3,1-苯并恶嗪-4-酮 cyassorb 3638 18600-59-4 C22H12N2O4
    2,2’-(1,4-丁基)双-1,3-苯并恶唑 2,2-(1,4-butanediyl)bis-1,3-benzoxazole 2008-10-8 C18H16N2O2
    2,2’-(1,2-环己二基-双亚硝基亚乙基)双苯酚 N,N'-bis(salicylidene)cyclohexane-1,2-diamine 64346-55-0 C20H22N2O2
    2,2’-(1,2-亚乙基)双[5-[[4-(3-羟基丙氧基)苯基]偶氮-苯磺酸二钠盐 Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-(2-(4-(3-hydroxypropoxy)phenyl)diazenyl)-, sodium salt (1:2) 73507-48-9 C32H30N4Na2O10S2
    2,2’-(1,2-乙二基)双[5-(4-氯-6-甲氧基-1,3,5-三嗪-2-基)氨基]苯磺酸钠盐与2-氨基乙烷磺酸单钠和(二羟乙基)胺的反应产物 trisodium;2-aminoethanesulfonic acid;5-[(4-chloro-6-methoxy-1,3,5-triazin-2-yl)amino]-2-[(E)-2-[4-[(4-chloro-6-methoxy-1,3,5-triazin-2-yl)amino]-2-sulfophenyl]ethenyl]benzenesulfonic acid;2-(2-hydroxyethylamino)ethanol 82640-05-9 C28H36Cl2N10Na3O13S3+3
    2,2’,6,6’-四甲基-4,4’-联吡啶 2,2',6,6'-tetramethyl-4,4'-bipyridine 6662-72-2 C14H16N2
    2,2’,6,6’-四溴双酚A乙氧基双酚丙烯酸酯 Tetrabromobisphenol A bis(2-hydroxyethyl) ether bis(acrylate) 66710-97-2 C25H24Br4O6
    2,2’,6,6’-四氢xy-1,1’-亚苯 2,2',6,6'-tetrahydroxy-1,1'-biphenyl 4371-35-1 C12H10O4
    2,2’,5,6’-四氯联苯 2,2',5,6'-tetrachlorobiphenyl 41464-41-9 C12H6Cl4
    2,2’,5,5’-四甲基联苯基 2,2',5,5'-tetramethylbiphenyl 3075-84-1 C16H18
    2,2’,4’-三羟基-4-甲氧基二苯甲酮 2,2',4'-trihydroxy-4-methoxybenzophenone 7392-62-3 C14H12O5
    2,2’,4,6’-四氯联苯 2,4,2',6'-tetrachlorobiphenyl 68194-04-7 C12H6Cl4
    2,2’,4,6-四氯联苯 PCB 50 62796-65-0 C12H6Cl4
    2,2’,4,5’-四溴联苯 2,2',4,5'-Tetrabromobiphenyl 60044-24-8 C12H6Br4
    2,2’,4,4’-四硝基二苯甲酮 2,2',4,4'–tetranitrodibenzophenone 71535-97-2 C13H6N4O9
    2,2’,4,4’-四硝基二苯基甲烷 2,2',4,4'-tetranitrodiphenylmethane 1817-76-1 C13H8N4O8
    2,2’,4,4’,6-戊氯联苯 2,2',4,4',6-pentachlorobiphenyl 39485-83-1 C12H5Cl5
    2,2’,4,4’,6,6’-六甲基二苯甲酮 dimesityl ketone 5623-45-0 C19H22O
    2,2’,4,4’,5-五溴联苯醚 2,2',4,4',5-pentrabromodiphenyl ether 60348-60-9 C12H5Br5O
    2,2’,4,4’,5-五氯联苯 2,2',4,4',5-Pentachlorobiphenyl 38380-01-7 C12H5Cl5