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    中文名称 英文名称 CAS号 化学式
    2,2’-硫代二[4-氯-6-异丙基-3-甲基苯酚] 4,4'-dichloro-6,6'-diisopropyl-3,3'-dimethyl-2,2'-sulfanediyl-di-phenol 64633-23-4 C20H24Cl2O2S
    2,2’-双(4-硝基苯氧基)联苯 2,2'-di-(p-nitrophenoxy)-biphenyl 65811-03-2 C24H16N2O6
    2,2’-亚甲基双4-氨基苯酚 2,2'-Methylenebis(4-aminophenol) 63969-46-0 C13H14N2O2
    2,2’-亚氨二乙醇与环氧乙烷的聚合物 2-(2-Hydroxyethylamino)ethanol;oxirane 62476-52-2 C6H15NO3
    2,2’-二甲基-4,4’-二碘代联苯 4,4'-diiodo-2,2'-dimethylbiphenyl 69571-02-4 C14H12I2
    2,2’-二氨基二苯甲酮 2,2'-diaminobenzophenone 606-10-0 C13H12N2O
    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’-[[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’-(1,6-己二基二氧代)二苯(甲)醛 1,6-bis(2-formylphenyl)hexane 64621-35-8 C20H22O4
    2,2’-(1,2-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’,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’,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’,5-五溴联苯醚 2,2',4,4',5-pentrabromodiphenyl ether 60348-60-9 C12H5Br5O
    2,2’,3,4’,6-戊氯联苯 2,2'3,4',6-pentachlorobiphenyl 68194-05-8 C12H5Cl5
    2,2’,3,4’,5-戊氯联苯 2,2',3,4',5-pentachlorobiphenyl 68194-07-0 C12H5Cl5
    2,2’,3,4,4’-五氯联苯醚 PCB 85 65510-45-4 C12H5Cl5
    2,2’,3,3’,4,5,5’,6-八氯联苯 2,2',3,3',4,5,5',6-octachlorobiphenyl 68194-17-2 C12H2Cl8
    2,2’,2’’-次氮基三乙醇三磷酸二氢酯 Triethanolamine tris(dihydrogen phosphate) 68140-45-4 C6H18NO12P3
    2,24-二乙酰基-13-[6-[[2-(乙氧羰基)-1,3-二氧代丁基]氨基]己基]-3,12,14,23-四氧代-4,11,13,15,22-戊氮杂二十五烷二酸1,25-二乙酯 Diethyl 2,24-diacetyl-13-(6-((2-(ethoxycarbonyl)-1,3-dioxobutyl)amino)hexyl)-3,12,14,23-tetraoxo-4,11,13,15,22-pentaazapentacosanedioate 64762-96-5 C41H68N6O14
    2,2-联苯基-1-乙基硼酸二乙醇胺酯 2-(2,2-Diphenyl-ethyl)-[1,3,6,2]dioxazaborocane 608534-43-6 C18H22BNO2
    2,2-甲基亚氨基双(乙醛二乙基乙缩醛) N,N-bis(2,2-diethoxyethyl)methyl amine 6948-86-3 C13H29NO4
    2,2-氘代辛酸(D2) [2,2-<sup>2</sup>H<sub>2</sub>]octanoic acid 64118-36-1 C8H16O2
    2,2-氘代癸酸? α-deuterated decanoic acid 62716-49-8 C10H20O2
    2,2-双[4-(丙烯酰氧基-丙氧基)苯基]丙烷 (1-Methylethylidene)bis[4,1-phenyleneoxy(1-methyl-2,1-ethanediyl)] diacrylate 67952-50-5 C27H32O6
    2,2-双[4-(4-硝基苯氧基)苯基]六氟丙烷 2,2-bis(4-(4-nitrophenoxy)phenyl)hexafluoropropane 69563-87-7 C27H16F6N2O6
    2,2-双[4-(4-氨基苯氧基)苯基]-1,1,1,3,3,3-六氟丙烷 2,2-bis[4-(4-aminophenoxy)phenyl]hexafluoropropane 69563-88-8 C27H20F6N2O2
    2,2-双(羟甲基)-1,3-丙二醇与2-乙基己酸、辛酸和癸酸的酯化物 2-{[(2-Ethylhexanoyl)oxy]methyl}-3-hydroxy-2-(hydroxymethyl)propyl decanoate 68130-25-6 C23H44O6
    2,2-双(甲氧基羰基)乙酸甲酯 methyl bismethoxycarbonylaminoacetate 60794-51-6 C7H12N2O6
    2,2-双(4-甲氧基苯基)乙腈 2,2-bis(4-methoxyphenyl)acetonitrile 6275-26-9 C16H15NO2
    2,2-双(3-硝基苯基)六氟丙烷 2,2-bis-(3-nitrophenyl)-hexafluoropropane 64465-34-5 C15H8F6N2O4
    2,2-双(3-甲氧基苯基)-1-(4-甲基苯基)乙酮 2,2-bis(3-methoxyphenyl)-1-(4-methylphenyl)ethanone 601480-02-8 C23H22O3
    2,2-双(3,4-二甲苯基)六氟丙烷 2,2-bis(3,4-dimethylphenyl)hexafluoropropane 65294-20-4 C19H18F6
    2,2-二苯胺基-1-苯乙酮 2,2-dianilino-1-phenylethanone 66749-88-0 C20H18N2O
    2,2-二苯基海因酸 2.2-Diphenylhydantoinsaeure 6802-95-5 C15H14N2O3
    2,2-二苯基戊-4-烯酸 2-allyl-2,2-diphenylacetic acid 6966-03-6 C17H16O2
    2,2-二苯基咪唑并[1,2-a]吡啶-3-酮 2.3-Dihydro-3-keto-2.2-diphenylimidazo<1.2-a>pyridin 65490-68-8 C19H14N2O
    2,2-二苯基乙醛二乙缩醛 2,2-diphenylacetaldehyde diethylacetal 67820-48-8 C18H22O2
    2,2-二苯基乙酰肼 diphenylacetylhydrazine 6636-02-8 C14H14N2O
    2,2-二苯基丁烷-1,4-二醇 2,2-diphenyl-1,4-butanediol 69177-61-3 C16H18O2
    2,2-二苯基-环丙醇1-乙酸酯 2,2-Diphenylcyclopropyl acetate 6639-52-7 C17H16O2
    2,2-二苯基-5-己烯酸 2,2-diphenylhex-5-enoic acid 62901-82-0 C18H18O2
    2,2-二苯基-4-吗啉基-1-丁醇 4-morpholino-2,2-diphenyl-butan-1-ol 66859-69-6 C20H25NO2
    2,2-二苯基-1-氧杂-螺[2.5]辛烷 2,2-diphenyl-1-oxa-spiro[2.5]octane 63865-83-8 C19H20O
    2,2-二苯基-1-吡咯烷-1-基乙酮 N-(diphenylacetyl)pyrrolidine 60678-46-8 C18H19NO