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    中文名称 英文名称 CAS号 化学式
    2-亚乙基己醛 2-butyl-2-butenal 25409-08-9 C8H14O
    2-亚乙二氧基环戊环羧酸乙酯 ethyl 1,4-dioxaspiro[4,4]nonane-6-carboxylate 23153-73-3 C10H16O4
    2-五氟苯氧基乙醇 2-Pentafluorphenoxy-aethanol 2192-55-4 C8H5F5O2
    2-二苯甲基-丁酸酰胺 2-benzhydryl-butyric acid amide 24907-16-2 C17H19NO
    2-二苯甲基-6-甲基-4-吡咯烷-1-基喹唑啉 2-diphenylmethyl-6-methyl-4-pyrrolidinoquinazoline 282538-21-0 C26H25N3
    2-二苯甲基-1-乙基-哌啶-3-醇马来酸盐 2-(Diphenylmethyl)-1-ethyl-3-piperidinol maleate (1:1) (salt) 20071-84-5 C24H29NO5
    2-二苯并噻吩甲醛 dibenzothiophene-2-carboxaldehyde 22099-23-6 C13H8OS
    2-二苯并呋喃甲腈 dibenzo[b,d]furan-2-carbonitrile 20927-96-2 C13H7NO
    2-二苯基磷-2'-(N,N-二甲氨基)联苯 Ph-davephos 240417-00-9 C26H24NP
    2-二甲氨基甲基吡咯烷二盐酸盐 N,N-Dimethyl-1-(pyrrolidin-2-yl)methanamine dihydrochloride 224309-57-3 C7H18Cl2N2
    2-二甲氨基乙醇右旋酒石酸氢盐 Deanol bitartrate 29870-28-8 C8H17NO7
    2-二甲氨基乙基4-丁基氨基苯酸酯4-[(1R)-1-羟基-2-甲基氨基-乙基]苯-1,2-二酚甲基(1S,2R,3S,5R)-3-苯甲酰氧基-8-甲基-8-氮杂二环[3.2.1]辛烷-2-羧酸酯 Terephthalic acid, lithium salt 28313-49-7 C8H6Li2O4+2
    2-二甲氨基-硫代乙酰胺 ((dimethylamino)methyl)thioformamide 27507-28-4 C4H10N2S
    2-二甲氨基-5-硝基-3H-嘧啶-4-酮 2-dimethylamino-5-nitro-3<i>H</i>-pyrimidin-4-one 23947-72-0 C6H8N4O3
    2-二甲氧基磷酰硫基-N,N'-二甲基丙烷二酰胺 Thiophosphoric acid S-(bis-methylcarbamoyl-methyl) ester O,O'-dimethyl ester 2830-86-6 C7H15N2O5PS
    2-二甲氧基磷酰基乙腈 dimethyl cyanomethylphosphonate 21658-92-4 C4H8NO3P
    2-二甲氧基磷酰丁二酸二甲酯 dimethyl 2-(dimethoxyphosphoryl)succinate 2788-26-3 C8H15O7P
    2-二甲氧基硫代膦酰硫基-N,N'-二乙基丙烷二酰胺 Dithiophosphoric acid S-(bis-ethylcarbamoyl-methyl) ester O,O'-dimethyl ester 2830-87-7 C9H19N2O4PS2
    2-二甲氧基甲基-[1,8]萘啶 2-(dimethoxymethyl)-1,8-naphthyridine 204452-90-4 C11H12N2O2
    2-二甲基氨基乙基5-氯-3-甲基-噻唑-4-羧酸酯 5-Chloro-3-methyl-isothiazole-4-carboxylic acid 2-dimethylamino-ethyl ester 22164-92-7 C9H13ClN2O2S
    2-二甲基氨基乙基4-乙酰氨基苯甲酸酯 Dimethylaminoaethyl-p-acetamido-benzoat 2811-31-6 C13H18N2O3
    2-二甲基氨基乙基-(4-乙氧基苯基)氯化铵 N~2~-(4-Ethoxyphenyl)-N~1~,N~1~-dimethylethane-1,2-diamine--hydrogen chloride (1/1) 22123-27-9 C12H21ClN2O
    2-二甲基氨基乙基 2,2-二(苯基)乙酸酯 Diphenylessigsaeure(2-dimethylaminoethyl)ester 2618-50-0 C18H21NO2
    2-二甲基氨基-苯甲腈 2-(dimethylamino)benzonitrile 20925-24-0 C9H10N2
    2-二甲基氨基-6-甲基异烟酸 2-dimethylamino-6-methyl-isonicotinic acid 226917-15-3 C9H12N2O2
    2-二甲基氨基-2-甲基-丙腈 2-dimethylamino-2-methylpropionitrile 2273-40-7 C6H12N2
    2-二环已基膦-2’-甲氧基联苯 dicyclohexyl(2'-methoxy[1,1'-biphenyl]-2-yl)phosphane 255835-82-6 C25H33OP
    2-二环己膦基-2'-(N,N-二甲胺)-联苯 DavePhos 213697-53-1 C26H36NP
    2-二环己基膦-苯乙酮缩乙二醇 2’-(dicyclohexylphosphino)acetophenone ethylene ketal 221187-50-4 C22H33O2P
    2-二环己基磷-2'-甲基联苯 MePhos 251320-86-2 C25H33P
    2-二氟甲氧基苄胺 (2-(difluoromethoxy)phenyl)methanamine 243863-36-7 C8H9F2NO
    2-二叔丁基磷-2-(N,N-二甲氨基)联苯 2'-(di-tert-butylphosphaneyl)-N,N-dimethyl-[1,1'-biphenyl]-2-amine 224311-49-3 C22H32NP
    2-二十一酮 2-heneicosanone 22589-04-4 C21H42O
    2-二十一烷基-(5H)-2-恶唑啉-4,4-二甲醇 2-Henicosyl-(5H)-oxazole-4,4-dimethanol 20103-33-7 C26H51NO3
    2-二乙氨基乙醇,质子化形式 2-diethylamino-ethanol; protonated form 22451-37-2 C6H15NO*H
    2-二乙氧基硫代膦酰硫基乙酰胺 dithiophosphoric acid <i>O</i>,<i>O</i>'-diethyl ester-<i>S</i>-carbamoylmethyl ester 2047-14-5 C6H14NO3PS2
    2-二乙氧基甲基-吡啶 Pyridin-2-aldehyd-diethylacetal 27443-37-4 C10H15NO2
    2-二乙氧基甲基-1,1-二乙氧基戊烷 2-diethoxymethyl-1,1-diethoxypentane 21037-61-6 C14H30O4
    2-二乙氧基甲基-1,1-二乙氧基己烷 2-diethoxymethyl-1,1-diethoxyhexane 21037-62-7 C15H32O4
    2-二乙基氨基乙酸乙酯 ethyl N,N-diethylglycinate 2644-21-5 C8H17NO2
    2-二乙基氨基乙基4-丁氧基苯甲酸酯盐酸盐 4-Butoxybenzoesaeure-2-(diethylaminoethyl)-ester-hydrochlorid 2350-32-5 C17H27NO3*ClH
    2-二乙基氨基乙基(1R,2R)-2-甲基环己烷-1-羧酸酯盐酸盐 trans-(2-Diethylaminoethyl) 2-methylcyclohexanecarboxylate hydrochloride 28657-10-5 C14H28ClNO2
    2-二乙基氨基乙基 2-苯乙酸酯 phenyl-acetic acid-(2-diethylamino-ethyl ester) 2572-38-5 C14H21NO2
    2-二乙基氨基乙基 2-羟基苯甲酸酯 salicylic acid-(2-diethylamino-ethyl ester) 23573-66-2 C13H19NO3
    2-二-叔丁基磷-2'-甲基联苯 di-tert-butyl (2'-methyl-[1,1'-biphenyl]-2-yl)phosphine 255837-19-5 C21H29P
    2-二(2-甲硫基)乙烯基-1-甲基喹啉鎓碘化物 1-methyl-2-bis(2-methylthio)vinylquinolinium iodide 21804-67-1 C14H16NS2*I
    2-乙酸胺基-5-氯噻唑 5-chloro-2-acetamidothiazole 20256-39-7 C5H5ClN2OS
    2-乙酸基-4-苄氧基吲哚 ethyl 4-(benzyloxy)-1H-indole-2-carboxylate 27737-55-9 C18H17NO3
    2-乙酰苯甲酸甲酯 methyl 2-(acetylamino)benzoate 2719-08-6 C10H11NO3
    2-乙酰胺基噻唑 2-acetamidothiazole 2719-23-5 C5H6N2OS