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    中文名称 英文名称 CAS号 化学式
    2,2'-[1,2-偶氮二基双(2,1-亚苯氮次甲基)]二苯酚 2,2'-bis(salicylideneamino)azobenzene 1258669-34-9 C26H20N4O2
    2,2'-[1,2-乙烷二基二(硫代)]二[2-(三氟甲基)-1,3-二噻戊环] 2,2'-bis-trifluoromethyl-2,2'-ethane-1,2-diylbissulfanyl-bis-[1,3]dithiolane 16526-38-8 C10H12F6S6
    2,2'-[1,2-乙二基双[亚氨基(2-氧代-2,1-乙二基)氧基-3,1-亚苯基[(1R)-3-(3,4-二甲氧基苯基)亚丙基]]]二[(2S)-1-[(2S)-1-氧代-2-(3,4,5-三甲氧基苯基)丁基]-2-哌啶甲酸] AP1903 195514-63-7 C78H98N4O20
    2,2'-[1,2-乙二基双(氧)]双[5-氟苯胺] 2,2'-[Ethane-1,2-diylbis(oxy)]bis(5-fluoroaniline) 111040-95-0 C14H14F2N2O2
    2,2'-[1,2-乙二基双(氧)]双[4-氟苯胺] 1,2-Bis(2-amino-5-fluorophenoxy)ethane 107140-87-4 C14H14F2N2O2
    2,2'-[1,2-乙二基双(次氮基次甲基)]双[6-甲氧基苯酚]钴络合物 bis(2-hydroxy-3-methoxy-benzylidene)-ethylene-diamine-cobalt(II) 18433-52-8 C18H18CoN2O4
    2,2'-[(E)-乙烯-1,2-二基二(苯-4,1-二氧基)]二(N,N,N-三甲基乙铵)二碘化 AMMONIUM, (VINYLENEBIS(p-PHENYLENEOXYETHYLENE))BIS(TRIMETHYL-, DIIODIDE 118767-06-9 C24H36I2N2O2
    2,2'-[(6-叠氮-1,3,5-三嗪-2,4-二基)二(氧代)]二乙酰腈 2-azido-4,6-dicyanomethoxy-s-triazine 137522-81-7 C7H4N8O2
    2,2'-[(5-甲基嘧啶-4,6-二基)二(苯-4,1-二基硫烷二基)]二(N,N-二甲基乙胺) 4,6-bis<4'-<<2''-(dimethylamino)ethyl>thio>phenyl>-5-methylpyrimidine 113393-76-3 C25H32N4S2
    2,2'-[(4-甲基哒嗪-3,6-二基)二(氧代)]二(N,N-二乙基-N-甲基乙铵)二溴化 Ammonium, ((4-methyl-3,6-pyridazinediyl)bis(oxyethylene))bis(diethylmethyl-, dibromide 111528-95-1 C19H38Br2N4O2
    2,2'-[(4,8-二氨基-3,7-二溴-9,10-二氢-9,10-二氧代-1,5-蒽二基)二亚胺]二[5-甲基-苯磺酸]二钠盐 Anthraquinone, 1,5-diamino-2,6-dibromo-4,8-bis((4-methyl-2-sulfophenyl)amino)-, disodium salt 10130-53-7 C28H20Br2N4Na2O8S2
    2,2'-[(4,6-二氯-1,3,5-三嗪-2-基)亚氨基]二-乙醇 6-(N,N-dihydroxyethyl)amino-1,3,5-triazine-2,4-dichloride 13436-79-8 C7H10Cl2N4O2
    2,2'-[(1,8-二氧代-1,8-辛烷二基)二(氧基)]二(N,N,N-三甲基乙铵)二氯化物 Suberyldicholine dichloride 100930-12-9 C18H38Cl2N2O4
    2,2'-O-(2,2'-二乙酰氨基-2,3,2',3'-四脱氧-6,6'-二-O-(2-十四烷基棕榈酰)-alpha,alpha'-海藻糖-3,3'-二基)二(N-乳酰-丙氨酰-异谷氨酰胺) Dttdt-mdp 127896-98-4 C98H178N8O23
    2,2'-(芘-1,8-二羰基)-二苯甲酸 2,2'-(pyrene-1,8-dicarbonyl)-di-benzoic acid 103778-24-1 C32H18O6
    2,2'-(芘-1,6-二羰基)-二苯甲酸 2,2'-(pyrene-1,6-dicarbonyl)-di-benzoic acid 104601-08-3 C32H18O6
    2,2'-(甲烯二亚胺)二乙酸 <i>N</i>,<i>N</i>'-methanediyl-bis-glycine 116496-89-0 C5H10N2O4
    2,2'-(吡啶-2-基亚甲基)二苯酚 2,2'-Dihydroxy-diphenyl-(2-pyridyl)-methan 16985-07-2 C18H15NO2
    2,2'-(吡啶-2,6-二基)二苯胺 2,2'-(pyridine-2,6-diyl)dianiline 1015257-54-1 C17H15N3
    2,2'-(十六烷基亚胺)二乙醇 2,2'-(hexadecylazanediyl)diethanol 18924-67-9 C20H43NO2
    2,2'-(偶氮二对亚苯基)二(6-甲基苯并噻唑) 2,2'-(Azodi-p-phenylene)bis(6-methylbenzothiazole) 17205-68-4 C28H20N4S2
    2,2'-(偶氮二-p-亚苯基)二[6-甲基苯并噻唑磺化]二钠 Aristolochic acid E 107259-48-3 C17H11NO8
    2,2'-(丙烷-1,1-二基)二噻吩 2,2'-(propane-1,1-diyl)dithiophene 103987-55-9 C11H12S2
    2,2'-(丁烷-2,2-二基)二呋喃 2,2'-(butane-2,2-diyl)difuran 100121-73-1 C12H14O2
    2,2'-(丁烷-1,4-二基)二-2-恶唑啉-4,4-二甲醇 2,2'-(Butane-1,4-diyl)bis-2-oxazoline-4,4-dimethanol 19896-25-4 C14H24N2O6
    2,2'-({4-[(4-{[(1Z)-1-环己-2,4-二烯-1-亚基乙基]氨基}苯基)硫烷基]苯基}亚氨基)二乙醇二盐酸 2,2'-((4-((4-(4-Quinolinylamino)phenyl)thio)phenyl)imino)bis-ethanol dihydrochloride 133041-50-6 C24H30Cl2N2O2S
    2,2'-(P-甲苯亚胺)二乙醇二氨基甲酸酯 ETHANOL, 2,2'-(p-TOLYLIMINO)DI-, DICARBAMATE (ester) 19351-38-3 C13H19N3O4
    2,2'-(M-甲苯亚胺)二乙醇二氨基甲酸酯 ETHANOL, 2,2'-(m-TOLYLIMINO)DI-, DICARBAMATE (ester) 19351-37-2 C13H19N3O4
    2,2'-(E)-重氮基烯-1,2-二基二(2-甲基戊腈) 2,2'-dimethyl-2,2'-azo-di-valeronitrile 13393-65-2 C12H20N4
    2,2'-(5-溴-1,3-亚苯基)二吡啶 3,5-di(2-pyridyl)bromobenzene 150239-89-7 C16H11BrN2
    2,2'-(5-{2-[二乙基(3-硝基苯甲基)氨]乙基}-2,4,6-三羰基-1,3,5-三吖己环-1,3-二基)二[N,N-二乙基-N-(4-硝基苯甲基)乙铵]三溴化 1,3,5-Triazine-1,3,5(2H,4H,6H)-triethanaminium, N,N,N',N',N'',N''-hexaethyl-2,4,6-trioxo-N,N',N''-tris((4-nitrophenyl)methyl)-, tribromide 132684-44-7 C42H60Br3N9O9
    2,2'-(5-{2-[(3-溴苯甲基)(二甲基)氨]乙基}-2,4,6-三羰基-1,3,5-三吖己环-1,3-二基)二[N-(4-溴苯甲基)-N,N-二甲基乙铵]三溴化 1,3,5-Triazine-1,3,5(2H,4H,6H)-triethanaminium, N,N,N',N',N'',N''-hexamethyl-2,4,6-trioxo-N,N',N''-tris(2-bromophenyl)methyl)-, tribromide 132706-10-6 C36H48Br6N6O3
    2,2'-(5,5'-二甲基-4,4'-联吡啶-3,3'-二基)二乙酸 2,2'-(5,5'-dimethyl-4,4'-bipyridine-3,3'-diyl)diacetic acid 1037441-81-8 C16H16N2O4
    2,2'-(4-{[5-脱氧-2-O-(2-脱氧-2-{[(E)-亚氨基甲基](甲基)氨基}己糖吡喃糖苷)-3-C-(羟基甲基)呋喃戊糖基]氧基}-2,5,6-三羟基-1,3-环己烷二基)二胍 Streptomycin,sesquisulfate 10225-46-4 C22H44N8O16S
    2,2'-(4,4-二甲基环戊-1,2-二基)二乙酸 2,2'-(4,4-dimethylcyclopenta-1,2-diyl)diacetic acid 1030023-55-2 C11H18O4
    2,2'-(2-苯基乙烷-1,1-二基)二噻吩 2,2'-(2-phenylethane-1,1-diyl)dithiophene 106181-25-3 C16H14S2
    2,2'-(2-甲基-1,4-亚苯基)双[2,3-二氢-1,3-二氧代-1H-异吲哚-5-羧酸] 2-[4-(5-Carboxy-1,3-dioxoisoindol-2-yl)-3-methylphenyl]-1,3-dioxoisoindole-5-carboxylic acid 114731-67-8 C25H14N2O8
    2,2'-(2-乙烯基蒽-9,10-二亚基)二丙二腈 2-vinyl-11,11,12,12-tetracyanoanthraquinodimethane 1612793-07-3 C22H10N4
    2,2'-(2,6-吡啶二基)双[1-苯基-1H-苯并咪唑] 2,6-bis(1-phenylbenzimidazol-2-yl)pyridine 1236181-38-6 C31H21N5
    2,2'-(2,3-丁烷二基亚基)二{N-[2-(1-吡咯烷基)乙基]肼基硫代甲酰胺} 1-(2-Pyrrolidin-1-ylethyl)-3-[(Z)-[(3Z)-3-(2-pyrrolidin-1-ylethylcarbamothioylhydrazinylidene)butan-2-ylidene]amino]thiourea 13284-64-5 C18H34N8S2
    2,2'-(1E)-1,2-乙炔基双[3-(十二烷基硫基)-噻吩 E-1,2-bis(3-(dodecylsulfanylthienyl-2))ethene 1235883-28-9 C34H56S4
    2,2'-(1,4-苯二氨基)双(2-甲基丙腈) 2,2'-(1,4-phenylenediamino)bis(2-methylpropanenitrile) 100970-56-7 C14H18N4
    2,2'-(1,3-苯基)二[5-(4-叔丁基苯基)-1,3,4-恶二唑] 1,3-Bis(5-(4-(tert-butyl)phenyl)-1,3,4-oxadiazol-2-yl)benzene 138372-67-5 C30H30N4O2
    2,2'-(1,3-哌嗪二基)二乙醇 2,2'-(Piperazine-1,3-diyl)di(ethan-1-ol) 117186-75-1 C8H18N2O2
    2,2'-(1,2-乙烯二基)二呋喃 (E)-1,2-di(2-furyl)-1-ethene 1439-19-6 C10H8O2
    2,2'-(1,2-乙烯二基)二[5-[[4-氨基-6-[[3-(二乙胺基)丙基]氨基]-1,3,5-三嗪-2-基]氨基]-苯磺酸] 2-(2-Ethoxyethoxy)ethyl heptadec-9-enoate 193087-42-2 C23H44O4
    2,2'-(1,2-乙烯二基)二(5-(((4-(((3,4-二氯苯基)磺酰基)氨基)苯基)磺酰基)氨基)-苯磺酸 Eucoriol 118265-89-7 C38H28Cl4N4O14S6
    2,2'-(1,2-乙二基双氧代)双乙硫醇 3,6-dioxa-1,8-octandithiol 14970-87-7 C6H14O2S2
    2,2',7,7'-四醛基-9,9'-螺二芴 9,9'-spirobi[fluorene]-2,2',7,7'-tetracarbaldehyde 124575-63-9 C29H16O4
    2,2',7,7'-四碘-9,9'-螺二芴 2,2',7,7'-tetraiodo-9,9'-spirobifluorene 137181-59-0 C25H12I4