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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
    2,3,3-三乙基-1-丁烯 2,2,3-trimethylbut-1-ene 594-56-9 C7H14
    2,3,3,5-四甲基己烷 2,3,3,5-tetramethyl-hexane 52897-11-7 C10H22
    2,3,3,4-四甲氧基二苯甲酮 (2,3-dimethoxyphenyl)(3,4-dimethoxyphenyl)methanone 50625-53-1 C17H18O5
    2,3,3,4-四甲基己烷 2,3,3,4-Tetramethyl-hexan 52897-10-6 C10H22
    2,3,10,12-四甲氧基-7-甲基-6,7,8,9-四氢-5H-二苯并[D,F]氮杂环壬烷 protostephanine 549-28-0 C21H27NO4
    2,3,10,11-四羟基小檗因 6,8,13,13a-tetrahydro-5H-isoquinolino[3,2-a]isoquinoline-2,3,10,11-tetraol 53905-56-9 C17H17NO4
    2,3'-联吡啶 2,3'-bipyridine 581-50-0 C10H8N2
    2,3',4-三氯联苯 2,4,3'-trichlorobiphenyl 55712-37-3 C12H7Cl3
    2,3',4,5',6-五氯联苯 2,3',4,5',6-pentachlorobiphenyl 56558-18-0 C12H5Cl5
    2,3',4,4'-四氯-(1,1'-联苯)-3-醇 2,3',4,4'-tetrachlorobiphenyl-3-ol 51109-11-6 C12H6Cl4O
    2,3',4,4',6-五羟基二苯甲酮 maclurin 519-34-6 C13H10O6
    2,3',4,4',6-五氯联苯 2,3',4,4'6-pentachlorobiphenyl 56558-17-9 C12H5Cl5
    2,3',4,4',5,5'-六氯联苯 2,3',4,4',5,5'-hexachlorobiphenyl 52663-72-6 C12H4Cl6
    2,3',4,4',5',6-六氯联苯 2,3',4,4',5',6-hexachlorobiphenyl 59291-65-5 C12H4Cl6
    2,2′-[1,2-乙烷二基双[(E)-(次氮基次甲基)]]双[4-(叔丁基)-6-(1-哌啶基甲基)苯酚 2,2'-[1,2-Ethanediylbis[(E)-(nitrilomethylidyne)]] bis[4-(tert-butyl)-6-(1-piperidinylmethyl)phenol 524679-18-3 C36H54N4O2
    2,2’-联苯二甲酸乙酯 diethyl biphenyl 2,2'-dicarboxylate 5807-65-8 C18H18O4
    2,2’-亚甲基双苯酚与氯甲基环氧乙烷的聚合物 2-(Chloromethyl)oxirane;2-[(2-hydroxyphenyl)methyl]phenol 55492-52-9 C16H17ClO3
    2,2’-二硫二苯甲酸二甲酯 bis[2-(methoxycarbonyl)phenyl]disulfide 5459-63-2 C16H14O4S2
    2,2’-二氨基乙二醇二苯醚 1,2-Bis(2-aminophenoxy)ethane 52411-34-4 C14H16N2O2
    2,2’-(甲基亚氨基)双-1-丙醇 2,2'-(Methylimino)dipropanol 56684-95-8 C7H17NO2
    2,2’,4,4’,6,6’-六甲基二苯甲酮 dimesityl ketone 5623-45-0 C19H22O
    2,2’,3,5,5’-戊氯联苯 2,2'3,5,5'-pentachlorobiphenyl 52663-61-3 C12H5Cl5
    2,2’,3,4,6-戊氯联苯 PCB 88 55215-17-3 C12H5Cl5
    2,2’,3,4,5-戊氯联苯 2,2',3,4,5-pentachlorobiphenyl 55312-69-1 C12H5Cl5
    2,2’,3,3’,6-戊氯联苯 2,2',3,3',6-pentachlorobiphenyl 52663-60-2 C12H5Cl5
    2,2’,3,3’,5,6-六氯联苯 2,2',3,3',5,6-hexachlorobiphenyl 52704-70-8 C12H4Cl6
    2,2’,2’’-[(甲基锡烷基)三硫代]三乙酸三异辛酯 Methyltin tris(isooctyl mercaptoacetate) 54849-38-6 C31H60O6S3Sn
    2,2-联哌啶双盐酸盐 2,2'-Bipiperidine dihydrochloride 51591-01-6 C10H22Cl2N2
    2,2-氧基双[5,5-二甲基]-1,2,3-二氧杂硼烷 2,2'-oxybis[5,5-dimethyl-1,3,2-dioxaborinane] 55089-03-7 C10H20B2O5
    2,2-四亚甲基-1,4-丁二羧酸 2,2-tetramethylene-1,4-butanedicarboxylic acid 53685-70-4 C10H16O4
    2,2-双哌啶 FG-2909 531-67-9 C10H20N2
    2,2-双[4-(N-甲基酞酰亚胺-4-氧)苯基]丙烷 4,4'-bisphenol A-bis-N-methylphthalimide 54395-52-7 C33H26N2O6
    2,2-双(羟甲基)乙酸丁酯 trimethylolpropane monoethanoate 58878-16-3 C8H16O4
    2,2-双(4-羟基苯基)金刚烷 2,2-Bis(4-hydroxyphenyl)adamantane 52211-74-2 C22H24O2
    2,2-双(4-羟基-3,5-二甲基苯基)丙烷 tetramethylbisphenol A 5613-46-7 C19H24O2
    2,2-双(4-(二甲氨基)苯基)丙烷 2,2-bis(4-(dimethylamino)phenyl)propane 58379-76-3 C19H26N2
    2,2-双(3-环己基-4-羟苯基)丙烷 2,2-bis(3'-cyclohexyl-4'-hydroxyphenyl)-propane 57100-74-0 C27H36O2
    2,2-二萘胺 2,2'-dinaphthylamine 532-18-3 C20H15N
    2,2-二苯基乙基异氰酸酯 2,2-(diphenyl)ethyl-1-isocyanate 58749-50-1 C15H13NO
    2,2-二苯基丙酸 2,2-diphenylpropanoic acid 5558-66-7 C15H14O2
    2,2-二苯基丙腈 2,2-diphenylpropionitrile 5558-67-8 C15H13N
    2,2-二苯基丙二酸 diphenyl-malonic acid 5457-11-4 C15H12O4
    2,2-二苯基丁腈 2,2-diphenyl-butyronitrile 5558-68-9 C16H15N
    2,2-二苯基-4-哌啶戊腈 2,2-diphenyl-4-piperidino-valeronitrile 5424-11-3 C22H26N2
    2,2-二苯基-2-噻吩-2-基乙酸 diphenyl-2-thiophenyl acetic acid 5449-99-0 C18H14O2S
    2,2-二苯基-1,3-丙烷二醇 2,2-diphenyl-1,3-propanediol 5464-86-8 C15H16O2
    2,2-二羟甲基-1,3-二氧戊环 2,2-dihydroxymethyl-1,3-dioxolane 540726-99-6 C5H10O4
    2,2-二羟基甲基-1-氮杂双环[2.2.2]辛-3-酮 prima-1 5608-24-2 C9H15NO3
    2,2-二羟基丁酸 methaneyldihydroxyethylcarboxylic acid 55833-34-6 C4H8O4
    2,2-二羟基-3-氧代丁酸 2-hydroxy-2-methylpropanedioic acid 595-48-2 C4H6O5