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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2'-butyl-3β-pentanoyloxy-(5α,16β)-pregnano[17,16-<i>d</i>]oxazole-11,20-dione 20-semicarbazone 21061-43-8 C32H50N4O5
    2'-butyl-3β-pentanoyloxy-(5α,16β)-pregnano[17,16-<i>d</i>]oxazole-11,20-dione 20-semicarbazone
    —— 2-<6-(4-Chlor-benzyl)-indanyl-(5)-oxy>-buttersaeure-aethylester 95165-38-1 C22H25ClO3
    2-<6-(4-Chlor-benzyl)-indanyl-(5)-oxy>-buttersaeure-aethylester
    —— 2-ethoxy-ethanesulfonic acid [(1S,3R,4S)-3-ethyl-4-(6H-pyrrolo[2,3-e][1,2,4]triazolo[4,3-a]pyrazin-1-yl)-cyclopentyl]-amide 1310722-54-3 C18H26N6O3S
    2-ethoxy-ethanesulfonic acid [(1S,3R,4S)-3-ethyl-4-(6H-pyrrolo[2,3-e][1,2,4]triazolo[4,3-a]pyrazin-1-yl)-cyclopentyl]-amide
    —— 2-(3,3-dimethyl-2-methylenebutyl)-2-(2-phenylallyl)propane-1,3-diol 1643718-27-7 C19H28O2
    2-(3,3-dimethyl-2-methylenebutyl)-2-(2-phenylallyl)propane-1,3-diol
    —— 2-(p-Methoxyphenyl)-4-cyano-4-carbethoxybut-1-en 126403-45-0 C15H17NO3
    2-(p-Methoxyphenyl)-4-cyano-4-carbethoxybut-1-en
    —— 2-propyn-1-yl 2,3-di-O-acetyl-4,6-O-ethylidene-β-D-glucopyranoside 1344116-39-7 C15H20O8
    2-propyn-1-yl 2,3-di-O-acetyl-4,6-O-ethylidene-β-D-glucopyranoside
    —— [2'-fluoro-5'-methoxy-2-(1-methoxy-2,2-dimethyl-but-3-enyl)-biphenyl-4-yl]-methanol 1142227-25-5 C21H25FO3
    [2'-fluoro-5'-methoxy-2-(1-methoxy-2,2-dimethyl-but-3-enyl)-biphenyl-4-yl]-methanol
    —— 2-(4-bromomethyl-3-chlorophenyl)propan-2-ol 1312705-38-6 C10H12BrClO
    2-(4-bromomethyl-3-chlorophenyl)propan-2-ol
    —— (2R,3R)-4,4,4-Trifluoro-3-methoxy-butane-1,2-diol 138430-44-1 C5H9F3O3
    (2R,3R)-4,4,4-Trifluoro-3-methoxy-butane-1,2-diol
    —— 2-(2-Nitroaethyl)-4-nitrophenol 69957-38-6 C8H8N2O5
    2-(2-Nitroaethyl)-4-nitrophenol
    —— 2-ethyl-5-undecyl-thiophene 133082-55-0 C17H30S
    2-ethyl-5-undecyl-thiophene
    —— 2-([1,2,4]triazolo[4,3-a]pyridin-3-yl)-8-(piperidin-4-ylmethoxy)quinoline 1209778-93-7 C21H21N5O
    2-([1,2,4]triazolo[4,3-a]pyridin-3-yl)-8-(piperidin-4-ylmethoxy)quinoline
    —— 2S-(1S-amino-ethyl)-pyrrolidine-1-carboxylic acid tert-butyl ester 486415-09-2 C11H22N2O2
    2S-(1S-amino-ethyl)-pyrrolidine-1-carboxylic acid tert-butyl ester
    —— 2-(2-carbamoylpyridin-4-ylamino)-2-(3,4-dimethoxyphenyl)acetic acid 960235-07-8 C16H17N3O5
    2-(2-carbamoylpyridin-4-ylamino)-2-(3,4-dimethoxyphenyl)acetic acid
    —— (2aS,3R,5aR,6R,9bS)-9-Methyl-6-((S)-1-methyl-3-oxo-propyl)-3,5a,6,7,8,9b-hexahydro-2aH-benzo[cd]azulene-3-carboxylic acid ethyl ester 848466-37-5 C21H28O3
    (2aS,3R,5aR,6R,9bS)-9-Methyl-6-((S)-1-methyl-3-oxo-propyl)-3,5a,6,7,8,9b-hexahydro-2aH-benzo[cd]azulene-3-carboxylic acid ethyl ester
    —— 2-(6-oxo-2,3,4,4a,5,6-hexahydroindolo[2,1-a]isoquinolin-12-yl)ethyl acetate 1167542-83-7 C20H21NO3
    2-(6-oxo-2,3,4,4a,5,6-hexahydroindolo[2,1-a]isoquinolin-12-yl)ethyl acetate
    —— 2-α-Aminobenzhydryl-benzimidazol 54463-05-7 C20H17N3
    2-α-Aminobenzhydryl-benzimidazol
    —— 2-Acetylthio-4H-pyrido<1,2-a>pyrimidin-4-on 54026-85-6 C10H8N2O2S
    2-Acetylthio-4H-pyrido<1,2-a>pyrimidin-4-on
    —— 2-(5-Aziridin-1-yl-pentyloxy)-3,5-dibromo-pyridine 41288-29-3 C12H16Br2N2O
    2-(5-Aziridin-1-yl-pentyloxy)-3,5-dibromo-pyridine
    —— 2-<2'-Hydroxy-benzoyl>-3-hydroxy-benzo<b>furan 53278-18-5 C15H10O4
    2-<2'-Hydroxy-benzoyl>-3-hydroxy-benzo<b>furan
    —— 2-methyl-5,7-di-piperidin-1-yl-[1,2,4]triazolo[1,5-<i>a</i>][1,3,5]triazine 54807-04-4 C15H23N7
    2-methyl-5,7-di-piperidin-1-yl-[1,2,4]triazolo[1,5-<i>a</i>][1,3,5]triazine
    —— 2-[(2,5-dichloro-phenyl)-methanesulfonyl]-1-methyl-5-nitro-1<i>H</i>-imidazole 50969-96-5 C11H9Cl2N3O4S
    2-[(2,5-dichloro-phenyl)-methanesulfonyl]-1-methyl-5-nitro-1<i>H</i>-imidazole
    —— 2,13-dibromo-6-methyl-ergoline-8-carboxylic acid butylamide 50504-41-1 C20H25Br2N3O
    2,13-dibromo-6-methyl-ergoline-8-carboxylic acid butylamide
    —— 2-[(2-Chloro-acetyl)-methyl-amino]-N-p-tolyl-benzamide 55707-63-6 C17H17ClN2O2
    2-[(2-Chloro-acetyl)-methyl-amino]-N-p-tolyl-benzamide
    —— 2,6-Dibrom-4-acetylbiphenyl 50987-26-3 C14H10Br2O
    2,6-Dibrom-4-acetylbiphenyl
    —— 2-methoxy-11-oxo-11<i>H</i>-pyrido[2,1-<i>b</i>]quinazoline-8-carboxylic acid dimethylamide 68701-27-9 C16H15N3O3
    2-methoxy-11-oxo-11<i>H</i>-pyrido[2,1-<i>b</i>]quinazoline-8-carboxylic acid dimethylamide
    —— 2-(furan-2-yl)-ethylamine hydrochloride 86423-58-7 C6H9NO*ClH
    2-(furan-2-yl)-ethylamine hydrochloride
    —— 2-(2,2-Dimethyl-propyl)-2-phenethyl-benzo[1,3]dithiole 1,1,3,3-tetraoxide 121163-86-8 C20H24O4S2
    2-(2,2-Dimethyl-propyl)-2-phenethyl-benzo[1,3]dithiole 1,1,3,3-tetraoxide
    —— (2R)-2-[(1S)-1-hydroxybutyl]cyclohexan-1-one 57548-42-2 C10H18O2
    (2R)-2-[(1S)-1-hydroxybutyl]cyclohexan-1-one
    —— (2,3-Dibromo-propionyl)-thiocarbamic acid S-(4-chloro-phenyl) ester 58414-26-9 C10H8Br2ClNO2S
    (2,3-Dibromo-propionyl)-thiocarbamic acid S-(4-chloro-phenyl) ester
    —— 2-(tert-butyldimethylsilyloxy)octan-1-imine 1434074-60-8 C14H31NOSi
    2-(tert-butyldimethylsilyloxy)octan-1-imine
    —— 2-ethoxy-1-(furan-2-yl)prop-2-en-1-ol 795287-95-5 C9H12O3
    2-ethoxy-1-(furan-2-yl)prop-2-en-1-ol
    —— 2,4'-Dihydroxy-5-formyl-3,3',5'-tribromdiphenylmethan 52193-44-9 C14H9Br3O3
    2,4'-Dihydroxy-5-formyl-3,3',5'-tribromdiphenylmethan
    —— 2,2,2-Trichloro-N-[1-ethoxy-2-methyl-prop-(Z)-ylidene]-acetamide 38434-21-8 C8H12Cl3NO2
    2,2,2-Trichloro-N-[1-ethoxy-2-methyl-prop-(Z)-ylidene]-acetamide
    —— 2-Acetyl-4-ethyl-7-oxo-4,7-dihydro-thieno[3,2-b]pyridine-6-carboxylic acid ethyl ester 134890-70-3 C14H15NO4S
    2-Acetyl-4-ethyl-7-oxo-4,7-dihydro-thieno[3,2-b]pyridine-6-carboxylic acid ethyl ester
    —— 2-[(4R)-4-benzyl-4,5-dihydro-1,3-oxazol-2-yl]-1-methyl-1H-indol-4-ol 336784-19-1 C19H18N2O2
    2-[(4R)-4-benzyl-4,5-dihydro-1,3-oxazol-2-yl]-1-methyl-1H-indol-4-ol
    —— 2-Ethoxy-3-dichloracetyltetrahydrofuran 83125-04-6 C8H12Cl2O3
    2-Ethoxy-3-dichloracetyltetrahydrofuran
    —— 2-chloro-4-(4-chloro-3-methyl-phenyl)-6-methyl-pyrimidine 951231-69-9 C12H10Cl2N2
    2-chloro-4-(4-chloro-3-methyl-phenyl)-6-methyl-pyrimidine
    —— 2-[2-(1H-indol-3-ylsulfanyl)-phenyl]-N,N-dimethyl-acetamide 917390-01-3 C18H18N2OS
    2-[2-(1H-indol-3-ylsulfanyl)-phenyl]-N,N-dimethyl-acetamide
    —— 2-allyl-5,11,17,23-tetra-tert-butyl-14-ethyl-25,26,27,28-tetramethoxycalix[4]arene 1318073-58-3 C53H72O4
    2-allyl-5,11,17,23-tetra-tert-butyl-14-ethyl-25,26,27,28-tetramethoxycalix[4]arene
    —— 2-methylenebicyclo<2.2.1>heptane 497-35-8 C8H12
    2-methylenebicyclo<2.2.1>heptane
    —— (2R)-N-(4-amidinophenyl)-2-hydroxy-2-[(2R)-4-[4-[(2-hydroxyacetyl)amino]phenyl]-3-oxomorpholin-2-yl]acetamide hydrochloride 1228768-71-5 C21H23N5O6*ClH
    (2R)-N-(4-amidinophenyl)-2-hydroxy-2-[(2R)-4-[4-[(2-hydroxyacetyl)amino]phenyl]-3-oxomorpholin-2-yl]acetamide hydrochloride
    —— 2-(2-methyl-quinazolin-4-ylsulfanyl)-1-<i>p</i>-tolyl-ethanone 96303-94-5 C18H16N2OS
    2-(2-methyl-quinazolin-4-ylsulfanyl)-1-<i>p</i>-tolyl-ethanone
    —— 2-(2,2-diethoxyethyl)-1-(aminomethyl)-1,3-dihydro-4-chloro-6-methoxy-isoindol-3(1H)-one 850034-07-0 C16H23ClN2O4
    2-(2,2-diethoxyethyl)-1-(aminomethyl)-1,3-dihydro-4-chloro-6-methoxy-isoindol-3(1H)-one
    —— 2,7-bis-(3-heptylamino-propyl)-benzo[<i>lmn</i>][3,8]phenanthroline-1,3,6,8-tetraone 3437-08-9 C34H48N4O4
    2,7-bis-(3-heptylamino-propyl)-benzo[<i>lmn</i>][3,8]phenanthroline-1,3,6,8-tetraone
    —— 2-(3-(5-(3,3-dibutylureido)-2-methylphenyl)ureido)ethyl 2-bromopropanoate 1346549-31-2 C22H35BrN4O4
    2-(3-(5-(3,3-dibutylureido)-2-methylphenyl)ureido)ethyl 2-bromopropanoate
    —— [2-[2-(7-Hydroxy-6,6,8-trimethyl-1,4-dioxaspiro[4.5]decan-7-yl)ethynyl]-3,5-dimethoxyphenyl]methyl acetate 153786-84-6 C24H32O7
    [2-[2-(7-Hydroxy-6,6,8-trimethyl-1,4-dioxaspiro[4.5]decan-7-yl)ethynyl]-3,5-dimethoxyphenyl]methyl acetate
    —— 2,2-bis-(4-nitro-benzyl)-4,5-diphenyl-2<i>H</i>-imidazole 55682-41-2 C29H22N4O4
    2,2-bis-(4-nitro-benzyl)-4,5-diphenyl-2<i>H</i>-imidazole
    —— 2-[5-(2-Phenyl-[1,3]dioxolan-2-yl)-thiophen-2-yl]-propan-1-ol 52791-69-2 C16H18O3S
    2-[5-(2-Phenyl-[1,3]dioxolan-2-yl)-thiophen-2-yl]-propan-1-ol
    —— 2,4,6-Trinitro-benzoic acid; compound with 4-iodo-phenylamine 71368-91-7 C6H6IN*C7H3N3O8
    2,4,6-Trinitro-benzoic acid; compound with 4-iodo-phenylamine