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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Chlorazobenzol-4,4'-disulfochlorid 31819-73-5 C12H7Cl3N2O4S2
    2-Chlorazobenzol-4,4'-disulfochlorid
    —— 2-Phenyl-6-methoxy-3-methyl-imidazo<1,2-a>pyrimidin 31555-37-0 C14H13N3O
    2-Phenyl-6-methoxy-3-methyl-imidazo<1,2-a>pyrimidin
    —— 2.5-Dimethoxy-5-methyl-2-(3-oxobutyl)-tetrahydrofuran 34756-22-4 C11H20O4
    2.5-Dimethoxy-5-methyl-2-(3-oxobutyl)-tetrahydrofuran
    —— (2S,4R,5S)-4,5-Di-tert-butyl-2-ethyl-[1,3]dioxolane 29923-98-6 C13H26O2
    (2S,4R,5S)-4,5-Di-tert-butyl-2-ethyl-[1,3]dioxolane
    —— 2,3-diaza-bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid bis-methylamide 23928-38-3 C9H14N4O2
    2,3-diaza-bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid bis-methylamide
    —— 2-(4-Methoxycarbonyl-butyl)-3-octyl-cycloprop-2-enecarboxylic acid ethyl ester 39647-60-4 C20H34O4
    2-(4-Methoxycarbonyl-butyl)-3-octyl-cycloprop-2-enecarboxylic acid ethyl ester
    —— 2-(2',3'Isopropyliden-β-D-ribofuranosyl)-6-nitroindazol 28084-01-7 C15H17N3O6
    2-(2',3'Isopropyliden-β-D-ribofuranosyl)-6-nitroindazol
    —— 2-Benzyl-5,5-dimethyl-2-prop-2-ynyl-cyclohexane-1,3-dione 24740-40-7 C18H20O2
    2-Benzyl-5,5-dimethyl-2-prop-2-ynyl-cyclohexane-1,3-dione
    —— 2-Formyl-cholesta-4,6-dien-3-on 33610-38-7 C28H42O2
    2-Formyl-cholesta-4,6-dien-3-on
    —— 2-(2,4-Dinitro-phenylazo)-fluoranthen-3-ol 21812-22-6 C22H12N4O5
    2-(2,4-Dinitro-phenylazo)-fluoranthen-3-ol
    —— 2-chloro-6-(5-hexadecyl-thiophen-2-yl)-pyridine 38224-49-6 C25H38ClNS
    2-chloro-6-(5-hexadecyl-thiophen-2-yl)-pyridine
    —— 2-Ethyl-4-methyl-5-phenyl-1H-imidazole 3-oxide 24374-37-6 C12H14N2O
    2-Ethyl-4-methyl-5-phenyl-1H-imidazole 3-oxide
    —— 2-Hydroxy-4-propoxy-benzoic acid ethyl ester 29336-59-2 C12H16O4
    2-Hydroxy-4-propoxy-benzoic acid ethyl ester
    —— 2,4,6,6-tetramethyl-9-(3,4,5-trimethoxy-phenyl)-5,6,7,9-tetrahydro-4<i>H</i>-cyclopenta[<i>b</i>]quinoline-1,3,8-trione 34947-50-7 C25H29NO6
    2,4,6,6-tetramethyl-9-(3,4,5-trimethoxy-phenyl)-5,6,7,9-tetrahydro-4<i>H</i>-cyclopenta[<i>b</i>]quinoline-1,3,8-trione
    —— 2,5-bis-(4-propyl-phenyl)-1<i>H</i>-pyrimidine-4,6-dione 29133-95-7 C22H24N2O2
    2,5-bis-(4-propyl-phenyl)-1<i>H</i>-pyrimidine-4,6-dione
    —— 2-Pentylmercapto-3-methyl-4(3H)-chinazolinon 25477-41-2 C14H18N2OS
    2-Pentylmercapto-3-methyl-4(3H)-chinazolinon
    —— 2,6-Dichlorbenzoesaeure-N'-methyl-N'-(p-nitrophenyl)-hydrazid 33356-59-1 C14H11Cl2N3O3
    2,6-Dichlorbenzoesaeure-N'-methyl-N'-(p-nitrophenyl)-hydrazid
    —— 2-<2-Cyano-cyclopenten-(2)-yl-(1)>-propionsaeure-ethylester 27334-68-5 C11H15NO2
    2-<2-Cyano-cyclopenten-(2)-yl-(1)>-propionsaeure-ethylester
    —— 2,4,6-Tris-(o-acetoxyphenoxymethyl)-1,3,5-triazin 27165-74-8 C30H27N3O9
    2,4,6-Tris-(o-acetoxyphenoxymethyl)-1,3,5-triazin
    —— 2-<4-Amino-3,5-dibrom-benzolsulfonylamino>-4-methylimidazol 28648-77-3 C10H10Br2N4O2S
    2-<4-Amino-3,5-dibrom-benzolsulfonylamino>-4-methylimidazol
    —— 2-benzotriazol-1-yl-9-methyl-pyrido[1,2-<i>a</i>]pyrimidin-4-one 28992-38-3 C15H11N5O
    2-benzotriazol-1-yl-9-methyl-pyrido[1,2-<i>a</i>]pyrimidin-4-one
    —— 2-(3-benzotriazol-1-yl-2-hydroxy-propyl)-1,7,7-trimethyl-norbornan-2-ol 28083-46-7 C19H27N3O2
    2-(3-benzotriazol-1-yl-2-hydroxy-propyl)-1,7,7-trimethyl-norbornan-2-ol
    —— 2-(2,4-Dichloro-phenoxy)-3-indol-1-yl-propan-1-ol 32119-70-3 C17H15Cl2NO2
    2-(2,4-Dichloro-phenoxy)-3-indol-1-yl-propan-1-ol
    —— 2-imino-3,3-diphenyl-pyrrolidine-1-carbonitrile 32163-72-7 C17H15N3
    2-imino-3,3-diphenyl-pyrrolidine-1-carbonitrile
    —— 2-(4-Methoxy-phenyl)-6-(3-methyl-butoxy)-quinolin-4-ol 21202-75-5 C21H23NO3
    2-(4-Methoxy-phenyl)-6-(3-methyl-butoxy)-quinolin-4-ol
    —— 2',4'-Diamino-<6',7'-2,3>-pteridin-7,12-dioxo-cholan-24-saeure 26649-12-7 C28H36N6O4
    2',4'-Diamino-<6',7'-2,3>-pteridin-7,12-dioxo-cholan-24-saeure
    —— 2-(p-Nitrophenyl)-5-(5-nitro-2-thienyl)-2,4-pentadiencarbonsaeure 20898-73-1 C15H10N2O6S
    2-(p-Nitrophenyl)-5-(5-nitro-2-thienyl)-2,4-pentadiencarbonsaeure
    —— 2-Isopropyl-4-acetoxy-tetrahydropyran 23077-53-4 C10H18O3
    2-Isopropyl-4-acetoxy-tetrahydropyran
    —— 2-benzyl-5-phenyl-2,7-dihydro-pyrazolo[3,4-<i>d</i>]pyrimidine-4,6-dione 36074-56-3 C18H14N4O2
    2-benzyl-5-phenyl-2,7-dihydro-pyrazolo[3,4-<i>d</i>]pyrimidine-4,6-dione
    —— 2,4,6,8-Tetramethyl-1-thia-bicyclo<4.3.0>nonanol-(4) 20848-65-1 C12H22OS
    2,4,6,8-Tetramethyl-1-thia-bicyclo<4.3.0>nonanol-(4)
    —— 2-(2-chloro-octahydro-quinolizin-3-yl)-piperidine-1-carbothioic acid anilide 35755-59-0 C21H30ClN3S
    2-(2-chloro-octahydro-quinolizin-3-yl)-piperidine-1-carbothioic acid anilide
    —— 2,5-Dibenzyl-hexanedioic acid bis-(3-piperidin-1-yl-propyl) ester 24507-23-1 C36H52N2O4
    2,5-Dibenzyl-hexanedioic acid bis-(3-piperidin-1-yl-propyl) ester
    —— 2,3,5,6-tetraaza-bicyclo[2.2.2]oct-7-ene-2,3,5,6-tetracarboxylic acid tetraphenyl ester 23412-82-0 C32H24N4O8
    2,3,5,6-tetraaza-bicyclo[2.2.2]oct-7-ene-2,3,5,6-tetracarboxylic acid tetraphenyl ester
    —— 2.11-Dipiperidino-3.10-dihydroxy-perylen 20845-52-7 C30H30N2O2
    2.11-Dipiperidino-3.10-dihydroxy-perylen
    —— 2-(4-methoxy-phenyl)-4,6-bis-trifluoromethyl-1,2-dihydro-[1,3,5]triazine 36022-30-7 C12H9F6N3O
    2-(4-methoxy-phenyl)-4,6-bis-trifluoromethyl-1,2-dihydro-[1,3,5]triazine
    —— 2',5'-Di-O-trityl-3'-O-methanesulfonyl-N<sup>2</sup>-dimethylaminomethylen-8-bromoguanosin 39727-18-9 C52H47BrN6O7S
    2',5'-Di-O-trityl-3'-O-methanesulfonyl-N<sup>2</sup>-dimethylaminomethylen-8-bromoguanosin
    —— 2-(4-Acetoxy-phenyl)-8-acetoxy-2,3-dihydro-5H-pyrano<4,3,2-de>-1-benzopyran 22955-14-2 C21H16O7
    2-(4-Acetoxy-phenyl)-8-acetoxy-2,3-dihydro-5H-pyrano<4,3,2-de>-1-benzopyran
    —— 2-(4-chloro-phenyl)-5-methoxy-6-(4-phenyl-styryl)-2<i>H</i>-benzotriazole 38619-08-8 C27H20ClN3O
    2-(4-chloro-phenyl)-5-methoxy-6-(4-phenyl-styryl)-2<i>H</i>-benzotriazole
    —— (2-methyl-2,5-diphenyl-2<i>H</i>-imidazol-4-yl)-octadecyl-amine 36948-01-3 C34H51N3
    (2-methyl-2,5-diphenyl-2<i>H</i>-imidazol-4-yl)-octadecyl-amine
    —— 2-Methyl-4-acetamido-5,6-bis-(2-furyl)furo<2,3-d>pyrimidine 24386-24-1 C17H13N3O4
    2-Methyl-4-acetamido-5,6-bis-(2-furyl)furo<2,3-d>pyrimidine
    —— 2-Diethylamino-N-naphtho[2,1-d]thiazol-2-yl-acetamide 25742-53-4 C17H19N3OS
    2-Diethylamino-N-naphtho[2,1-d]thiazol-2-yl-acetamide
    —— 2-[(2-methoxy-anilino)-(6-methyl-pyridin-2-yl)-methyl]-phenol 33391-71-8 C20H20N2O2
    2-[(2-methoxy-anilino)-(6-methyl-pyridin-2-yl)-methyl]-phenol
    —— 2-[3-(4-methoxy-styryl)-phenyl]-2<i>H</i>-naphtho[1,2-<i>d</i>][1,2,3]triazole 36855-45-5 C25H19N3O
    2-[3-(4-methoxy-styryl)-phenyl]-2<i>H</i>-naphtho[1,2-<i>d</i>][1,2,3]triazole
    —— 2-β-Cyanmethyl-3-(2-methoxycarbonyl-ethyl)-1,3,4,7,12,12b-hexahydro-2H,6H-indolo<2.3-a>chinolizin 2268-91-9 C21H25N3O2
    2-β-Cyanmethyl-3-(2-methoxycarbonyl-ethyl)-1,3,4,7,12,12b-hexahydro-2H,6H-indolo<2.3-a>chinolizin
    —— 2-[(4-Methoxy-phenyl)-phenyl-methyl]-benzoic acid methyl ester 41140-89-0 C22H20O3
    2-[(4-Methoxy-phenyl)-phenyl-methyl]-benzoic acid methyl ester
    —— 2-(2-biphenyl-4-yl-vinyl)-<i>N</i>,<i>N</i>-dimethyl-5-naphtho[1,2-<i>d</i>][1,2,3]triazol-2-yl-benzamide 36858-06-7 C33H26N4O
    2-(2-biphenyl-4-yl-vinyl)-<i>N</i>,<i>N</i>-dimethyl-5-naphtho[1,2-<i>d</i>][1,2,3]triazol-2-yl-benzamide
    —— 2-p-Fluorphenyl-5-methyl-2-oxazolin 23437-04-9 C10H10FNO
    2-p-Fluorphenyl-5-methyl-2-oxazolin
    —— 2-Amino-6-methoxy-8-phenyl-purin 26216-50-2 C12H11N5O
    2-Amino-6-methoxy-8-phenyl-purin
    —— 2-bromo-1-(5-chloro-2-hydroxy-phenyl)-3-methoxy-3-thiophen-2-yl-propan-1-one 35095-28-4 C14H12BrClO3S
    2-bromo-1-(5-chloro-2-hydroxy-phenyl)-3-methoxy-3-thiophen-2-yl-propan-1-one
    —— 2-Acetamido-2-desoxy-D-glycero-D-talo-heptose 20706-83-6 C9H17NO7
    2-Acetamido-2-desoxy-D-glycero-D-talo-heptose