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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,4-Dimethyl-benzylthiophosphonsaeuredichlorid 37958-64-8 C9H11Cl2PS
    2,4-Dimethyl-benzylthiophosphonsaeuredichlorid
    —— 2-cyclopentyl-7-(3-oxo-6-pyrrolidin-3-yl-4H-quinoxalin-2-yl)-1,2-benzothiazol-3-one 388612-35-9 C24H24N4O2S
    2-cyclopentyl-7-(3-oxo-6-pyrrolidin-3-yl-4H-quinoxalin-2-yl)-1,2-benzothiazol-3-one
    —— 2-Amino-6-bromopyridine-3-sulfonamide 2248391-42-4 C5H6BrN3O2S
    2-Amino-6-bromopyridine-3-sulfonamide
    —— 2-(2,4-Dichloro-3,5-dimethoxyphenyl)acetonitrile 1323139-87-2 C10H9Cl2NO2
    2-(2,4-Dichloro-3,5-dimethoxyphenyl)acetonitrile
    —— 2-Propenoic acid, 2-methyl-3-(1-phenylcyclopropyl)-, ethyl ester, (Z)- 64800-98-2 C15H18O2
    2-Propenoic acid, 2-methyl-3-(1-phenylcyclopropyl)-, ethyl ester, (Z)-
    —— 2-[(3R,4R,5R)-3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-4-(3-fluoro-propyl)-2-methylene-cyclohex-(Z)-ylidene]-ethanol 166819-29-0 C24H47FO3Si2
    2-[(3R,4R,5R)-3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-4-(3-fluoro-propyl)-2-methylene-cyclohex-(Z)-ylidene]-ethanol
    —— 2-[[(E)-2-[4-(difluoromethoxy)phenyl]ethenyl]sulfonylamino]-5-fluoro-benzenesulfonamide 1161942-80-8 C15H13F3N2O5S2
    2-[[(E)-2-[4-(difluoromethoxy)phenyl]ethenyl]sulfonylamino]-5-fluoro-benzenesulfonamide
    —— 2-(4-(1H-tetrazol-1-yl)phenoxy)-1-(4-(phenylsulfonyl)piperazin-1-yl)ethanone 1260112-49-9 C19H20N6O4S
    2-(4-(1H-tetrazol-1-yl)phenoxy)-1-(4-(phenylsulfonyl)piperazin-1-yl)ethanone
    —— 2-amino-N-methyl-N-[[2-[2-[4-(2H-tetrazol-5-yl)anilino]-1,3-oxazol-5-yl]phenyl]methyl]acetamide 639458-97-2 C20H20N8O2
    2-amino-N-methyl-N-[[2-[2-[4-(2H-tetrazol-5-yl)anilino]-1,3-oxazol-5-yl]phenyl]methyl]acetamide
    —— 2-(2-bromophenyl)-4-(3-methoxyphenyl)-6-(2-pyridyl)-3-(2H)-pyridazinone 1027947-82-5 C22H16BrN3O2
    2-(2-bromophenyl)-4-(3-methoxyphenyl)-6-(2-pyridyl)-3-(2H)-pyridazinone
    —— 2-(4-((2-fluorobenzamido)methyl)piperidin-1-yl)ethyl 4-amino-5-chloro-2-methoxybenzoate 1148012-60-5 C23H27ClFN3O4
    2-(4-((2-fluorobenzamido)methyl)piperidin-1-yl)ethyl 4-amino-5-chloro-2-methoxybenzoate
    —— 2-[(5-chloro-6-{[4-(pyrazin-2-ylamino)quinazolin-6-yl]oxy}pyridin-3-yl)oxy]ethanol 1154578-66-1 C19H15ClN6O3
    2-[(5-chloro-6-{[4-(pyrazin-2-ylamino)quinazolin-6-yl]oxy}pyridin-3-yl)oxy]ethanol
    —— [2-(2-chloro-phenyl)-6,7-dihydro-5H-cyclopentapyrimidine-4-yl]-(5-fluoro-1H-indazol-3-yl)-amine 404827-42-5 C20H15ClFN5
    [2-(2-chloro-phenyl)-6,7-dihydro-5H-cyclopentapyrimidine-4-yl]-(5-fluoro-1H-indazol-3-yl)-amine
    —— 2-(chloromethyl)-5,7-difluoro-1H-1,3-benzodiazole 1388029-43-3 C8H5ClF2N2
    2-(chloromethyl)-5,7-difluoro-1H-1,3-benzodiazole
    —— 2-[[1-[(1S,2R,5S,6S,7R,9R,11S,12S,15R,16S)-6-hydroxy-15-[(1S)-1-[(2R)-5-(hydroxymethyl)-4-methyl-6-oxo-2,3-dihydropyran-2-yl]ethyl]-2,16-dimethyl-3-oxo-8-oxapentacyclo[9.7.0.02,7.07,9.012,16]octadecan-5-yl]triazol-4-yl]methoxy]-5-methoxybenzaldehyde 1325214-24-1 C39H49N3O9
    2-[[1-[(1S,2R,5S,6S,7R,9R,11S,12S,15R,16S)-6-hydroxy-15-[(1S)-1-[(2R)-5-(hydroxymethyl)-4-methyl-6-oxo-2,3-dihydropyran-2-yl]ethyl]-2,16-dimethyl-3-oxo-8-oxapentacyclo[9.7.0.02,7.07,9.012,16]octadecan-5-yl]triazol-4-yl]methoxy]-5-methoxybenzaldehyde
    —— 2-Hydroxy-4-allyloxy-3'.4'-methylendioxy-dibenzoylmethan 94306-20-4 C19H16O6
    2-Hydroxy-4-allyloxy-3'.4'-methylendioxy-dibenzoylmethan
    —— [2-(4,5-dihydro-1<i>H</i>-imidazol-2-yl)-ethyl]-phosphonic acid diethyl ester 64268-61-7 C9H19N2O3P
    [2-(4,5-dihydro-1<i>H</i>-imidazol-2-yl)-ethyl]-phosphonic acid diethyl ester
    —— 2-<4-Methoxy-benzamino>-2-benzyl-propionsaeure 94165-27-2 C18H19NO4
    2-<4-Methoxy-benzamino>-2-benzyl-propionsaeure
    —— 2,3-Epoxy-10-cyano-5α-androstan-17β-ol-acetat 96111-34-1 C21H29NO3
    2,3-Epoxy-10-cyano-5α-androstan-17β-ol-acetat
    —— 2-Brom-3-hydroxy-17-<2.4-dinitro-phenylhydrazono>-oestratrien-(1.3.5(10)) 95622-78-9 C24H25BrN4O5
    2-Brom-3-hydroxy-17-<2.4-dinitro-phenylhydrazono>-oestratrien-(1.3.5(10))
    —— 2.4.7-Trihydroxy-3-methyl-1-p-tolyl-6-<4-hydroxy-3-methoxy-benzyl>-pteridin 114697-47-1 C22H20N4O5
    2.4.7-Trihydroxy-3-methyl-1-p-tolyl-6-<4-hydroxy-3-methoxy-benzyl>-pteridin
    —— 2-(α-Acetoxymethyl-vinyl)-5-acetoxymethyl-pyridin 91958-41-7 C13H15NO4
    2-(α-Acetoxymethyl-vinyl)-5-acetoxymethyl-pyridin
    —— 2-p-Toluolsulfonylamino-5-methylmercapto-pyrimidin 88614-65-7 C12H13N3O2S2
    2-p-Toluolsulfonylamino-5-methylmercapto-pyrimidin
    —— 2-Phenyl-2-p-toluidino-2-phenylacetamino-essigsaeure-aethylester 101673-63-6 C25H26N2O3
    2-Phenyl-2-p-toluidino-2-phenylacetamino-essigsaeure-aethylester
    —— 2,6-Dimethyl-3-nitro-4,5-dichlorpyridin 89640-11-9 C7H6Cl2N2O2
    2,6-Dimethyl-3-nitro-4,5-dichlorpyridin
    —— 2-Isopropyl-3-phenyl-chinoxalin-1,4-dioxid 15034-23-8 C17H16N2O2
    2-Isopropyl-3-phenyl-chinoxalin-1,4-dioxid
    —— 21-Chlormethyl-11β.17.21ξ(F)-trihydroxy-pregna-1.4-dien-3.20-dion 95159-26-5 C22H29ClO5
    21-Chlormethyl-11β.17.21ξ(F)-trihydroxy-pregna-1.4-dien-3.20-dion
    —— 2,4,6-Tris(4-methoxy-2-pyridyl)-1,3,5-triazin 94866-27-0 C21H18N6O3
    2,4,6-Tris(4-methoxy-2-pyridyl)-1,3,5-triazin
    —— 2-O-Benzoyl-3-O-<4-nitro-phenoxy-carbonyl>-noviose 100336-66-1 C22H23NO10
    2-O-Benzoyl-3-O-<4-nitro-phenoxy-carbonyl>-noviose
    —— 2,4,6,8-Tetraaethylamino-2,4,6,8-tetraphenyl-1,3,5,7,2,4,6,8-tetrazatetraphosphocin 89713-46-2 C32H44N8P4
    2,4,6,8-Tetraaethylamino-2,4,6,8-tetraphenyl-1,3,5,7,2,4,6,8-tetrazatetraphosphocin
    —— (+/-)-2-Benzyl-5-oxo-2-phenyl-valeronitril 94004-29-2 C18H17NO
    (+/-)-2-Benzyl-5-oxo-2-phenyl-valeronitril
    —— 2-acetyl-3-oxo-<i>N</i>-pyridin-2-yl-butyramide 91087-74-0 C11H12N2O3
    2-acetyl-3-oxo-<i>N</i>-pyridin-2-yl-butyramide
    —— [(2S,3R,4S,5R,6R)-6-[[(2R,3R,4S,5R,6R)-3,4-dimethoxy-6-(methoxymethyl)-5-[(2S,3R,4R,5S,6S)-3,4,5-trimethoxy-6-methyloxan-2-yl]oxyoxan-2-yl]oxymethyl]-3,4,5-trimethoxyoxan-2-yl] (1R,3aS,5aR,5bR,7aR,9R,11aR,11bR,13aR,13bR)-9-methoxy-5a,5b,8,8,11a-pentamethyl-1-prop-1-en-2-yl-1,2,3,4,5,6,7,7a,9,10,11,11b,12,13,13a,13b-hexadecahydrocyclopenta[a]chrysene-3a-carboxylate 136182-19-9 C58H98O17
    [(2S,3R,4S,5R,6R)-6-[[(2R,3R,4S,5R,6R)-3,4-dimethoxy-6-(methoxymethyl)-5-[(2S,3R,4R,5S,6S)-3,4,5-trimethoxy-6-methyloxan-2-yl]oxyoxan-2-yl]oxymethyl]-3,4,5-trimethoxyoxan-2-yl] (1R,3aS,5aR,5bR,7aR,9R,11aR,11bR,13aR,13bR)-9-methoxy-5a,5b,8,8,11a-pentamethyl-1-prop-1-en-2-yl-1,2,3,4,5,6,7,7a,9,10,11,11b,12,13,13a,13b-hexadecahydrocyclopenta[a]chrysene-3a-carboxylate
    —— (2S)-2-[(4-But-2-ynyloxy-benzenesufonyl)-methyl-amino]-N-hydroxy-propionamide 287409-22-7 C14H18N2O5S
    (2S)-2-[(4-But-2-ynyloxy-benzenesufonyl)-methyl-amino]-N-hydroxy-propionamide
    —— 2-(R,S)-benzyloxycarbonylamino-3-[4'-(1''-t-butoxycarbonyl)cyclopentyl]benzenepropanoic acid 228410-30-8 C27H33NO6
    2-(R,S)-benzyloxycarbonylamino-3-[4'-(1''-t-butoxycarbonyl)cyclopentyl]benzenepropanoic acid
    —— 2,2',5,5'-Tetrachlor-4-nitro-azobenzol 91370-89-7 C12H5Cl4N3O2
    2,2',5,5'-Tetrachlor-4-nitro-azobenzol
    —— 2-(1,2,3-benzothiadiazol-5-ylamino)-6-(2,6-dichlorophenyl)imidazo[1,2-a]pyrimido[5,4-e]pyrimidin-5(6H)-one 1395029-72-7 C20H10Cl2N8OS
    2-(1,2,3-benzothiadiazol-5-ylamino)-6-(2,6-dichlorophenyl)imidazo[1,2-a]pyrimido[5,4-e]pyrimidin-5(6H)-one
    —— (2S)-2-[(2S)-2-[[(1S,4R,5R,6R,8R,10S,11R,12S,13R,16R,18S,21R)-8-[(1S)-1-acetyloxy-2-hydroxy-2-methylpropyl]-11-hydroxy-4,6,12,17,17-pentamethyl-9-oxahexacyclo[11.9.0.01,21.04,12.05,10.016,21]docosan-18-yl]oxy]morpholin-4-yl]-3-hydroxypropanoic acid 1334039-03-0 C39H63NO10
    (2S)-2-[(2S)-2-[[(1S,4R,5R,6R,8R,10S,11R,12S,13R,16R,18S,21R)-8-[(1S)-1-acetyloxy-2-hydroxy-2-methylpropyl]-11-hydroxy-4,6,12,17,17-pentamethyl-9-oxahexacyclo[11.9.0.01,21.04,12.05,10.016,21]docosan-18-yl]oxy]morpholin-4-yl]-3-hydroxypropanoic acid
    —— 2-(4-Methoxy-benzoyl)-6-methyl-hept-5-enoic acid ethyl ester 24119-58-2 C18H24O4
    2-(4-Methoxy-benzoyl)-6-methyl-hept-5-enoic acid ethyl ester
    —— 2-(1-benzylhydrazino)-4-methylthiazole-5-carboxylic acid 213837-48-0 C12H13N3O2S
    2-(1-benzylhydrazino)-4-methylthiazole-5-carboxylic acid
    —— 2-(2,2,5,5-tetramethyl-[1,3]dioxolan-4-ylmethylene)malonic acid dimethyl ester 764662-99-9 C13H20O6
    2-(2,2,5,5-tetramethyl-[1,3]dioxolan-4-ylmethylene)malonic acid dimethyl ester
    —— 2-(3-fluorophenyl)-2-(3-fluorophenylamino)-acetatic acid 1103583-66-9 C14H11F2NO2
    2-(3-fluorophenyl)-2-(3-fluorophenylamino)-acetatic acid
    —— 2-amino-1-(3-cyclopentyloxy-4-methoxyphenyl)ethanol 67387-80-8 C14H21NO3
    2-amino-1-(3-cyclopentyloxy-4-methoxyphenyl)ethanol
    —— 2-Fluoro-N-(2-hydroxy-phenyl)-acetamide 3435-78-7 C8H8FNO2
    2-Fluoro-N-(2-hydroxy-phenyl)-acetamide
    —— 2,3,5,6,7,8-hexafluoro-4-(phenylthio)quinoline 153080-28-5 C15H5F6NS
    2,3,5,6,7,8-hexafluoro-4-(phenylthio)quinoline
    —— 2-Methoxy-α-(N-cyan-anilino)-phenylessigsaeure-nitril 7180-29-2 C16H13N3O
    2-Methoxy-α-(N-cyan-anilino)-phenylessigsaeure-nitril
    —— 2-benzyl-1-benzylidene-2-m-tolylhydrazine 1089690-04-9 C21H20N2
    2-benzyl-1-benzylidene-2-m-tolylhydrazine
    —— 2-({[(1R,2R)-2-amino-2,3-dihydro-1H-inden-1-yl]methyl}sulfonyl)ethanol hydrochloride 845273-86-1 C12H17NO3S*ClH
    2-({[(1R,2R)-2-amino-2,3-dihydro-1H-inden-1-yl]methyl}sulfonyl)ethanol hydrochloride
    —— 2-amino-5-(2,4-dichlorophenyl)-6H-1,3,4-thiadiazine hydrobromide 1355613-18-1 BrH*C9H7Cl2N3S
    2-amino-5-(2,4-dichlorophenyl)-6H-1,3,4-thiadiazine hydrobromide
    —— (20S,21R)-4-methyl-goniomitine 1420275-72-4 C20H28N2O
    (20S,21R)-4-methyl-goniomitine