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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Chloro-N-(2-ethyl-6-methoxy-phenyl)-N-(2-methoxy-ethyl)-acetamide 53981-76-3 C14H20ClNO3
    2-Chloro-N-(2-ethyl-6-methoxy-phenyl)-N-(2-methoxy-ethyl)-acetamide
    —— [(2R,3R,4R,5R)-3,4-diacetyloxy-5-[6-chloro-8-(ethylamino)purin-9-yl]oxolan-2-yl]methyl acetate 174365-14-1 C18H22ClN5O7
    [(2R,3R,4R,5R)-3,4-diacetyloxy-5-[6-chloro-8-(ethylamino)purin-9-yl]oxolan-2-yl]methyl acetate
    —— 2'-Hydroxy-4'-methoxyacetophenone 4-bromophenylhydrazone 95679-72-4 C15H15BrN2O2
    2'-Hydroxy-4'-methoxyacetophenone 4-bromophenylhydrazone
    —— 2,2,2-trichloroethyl-6β-formyl-6α-(4-methoxyphenyl)penicillanate S,S-dioxide 109707-05-3 C18H18Cl3NO7S
    2,2,2-trichloroethyl-6β-formyl-6α-(4-methoxyphenyl)penicillanate S,S-dioxide
    —— 2',5'-bis-O-(tert-butyldimethylsilyl)-4-N-<2-<(tert-butyldiphenylsiloxy)methyl>benzoyl>cytidin-3'-yl 2',3'-bis-O-(tert-butyldimethylsilyl)uridin-5'-yl hydrogen phosphonate 143344-22-3 C66H104N5O14PSi5
    2',5'-bis-O-(tert-butyldimethylsilyl)-4-N-<2-<(tert-butyldiphenylsiloxy)methyl>benzoyl>cytidin-3'-yl 2',3'-bis-O-(tert-butyldimethylsilyl)uridin-5'-yl hydrogen phosphonate
    —— 2-(p-tolylamino-methylene)-malonic acid monoethyl ester 54535-13-6 C13H15NO4
    2-(p-tolylamino-methylene)-malonic acid monoethyl ester
    —— 2-[2-(3-Diazo-2-oxo-butyl)-2-methyl-cyclopent-(E)-ylidene]-but-3-enoic acid ethyl ester 87372-19-8 C16H22N2O3
    2-[2-(3-Diazo-2-oxo-butyl)-2-methyl-cyclopent-(E)-ylidene]-but-3-enoic acid ethyl ester
    —— 2-(1-bromoethyl)-4-(1-bromopropyl)phenyl 3,4-dimethoxybenzoate 86253-64-7 C20H22Br2O4
    2-(1-bromoethyl)-4-(1-bromopropyl)phenyl 3,4-dimethoxybenzoate
    —— 2-((S)-5-Benzyloxy-hex-2-ynyloxy)-tetrahydro-pyran 158575-44-1 C18H24O3
    2-((S)-5-Benzyloxy-hex-2-ynyloxy)-tetrahydro-pyran
    —— 2-(2-chlorophenyl)-3-(4-chlorophenyl)-7-isobutyl-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-5-carboxylic acid 1174629-43-6 C23H19Cl2N3O3
    2-(2-chlorophenyl)-3-(4-chlorophenyl)-7-isobutyl-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-5-carboxylic acid
    —— 2-[[5-[4-(4-cyanophenyl)piperidine-1-carbonyl]-2-methylphenyl]sulfamoyl]-n,N-dimethylbenzamide 1035171-93-7 C29H30N4O4S
    2-[[5-[4-(4-cyanophenyl)piperidine-1-carbonyl]-2-methylphenyl]sulfamoyl]-n,N-dimethylbenzamide
    —— 2-(3-chlorophenyl)-1H-imidazo[4,5-b]pyridine-7-carboxylic acid 1217232-97-7 C13H8ClN3O2
    2-(3-chlorophenyl)-1H-imidazo[4,5-b]pyridine-7-carboxylic acid
    —— 2-(1-oxidoquinolin-6-yl)propan-2-ol 958331-29-8 C12H13NO2
    2-(1-oxidoquinolin-6-yl)propan-2-ol
    —— 2-Nitro-2'-hydroxy-3'-α-phenylethyl-5'-methyl-azobenzol 52184-24-4 C21H19N3O3
    2-Nitro-2'-hydroxy-3'-α-phenylethyl-5'-methyl-azobenzol
    —— 2-[[(2,4-dichloro-3-methylphenyl)sulphonyl]2-propenylamino]-N-[2-[[3-(1H-imidazol-5-yl)propyl][4-(1-pyrrolidinyl)butyl]amino]-2-oxoethyl]acetamide 441294-73-1 C28H40Cl2N6O4S
    2-[[(2,4-dichloro-3-methylphenyl)sulphonyl]2-propenylamino]-N-[2-[[3-(1H-imidazol-5-yl)propyl][4-(1-pyrrolidinyl)butyl]amino]-2-oxoethyl]acetamide
    —— 2-Methoxy-1,3-oxazole-4-carboxylic acid 1532757-97-3 C5H5NO4
    2-Methoxy-1,3-oxazole-4-carboxylic acid
    —— 2-Amino-6-chloropyrimidine-4-carbonitrile 2091438-66-1 C5H3ClN4
    2-Amino-6-chloropyrimidine-4-carbonitrile
    —— 2-Benzyl-1-phosphaazulen 83998-95-2 C16H13P
    2-Benzyl-1-phosphaazulen
    —— 2-benzylamino-4-phenoxybutanoic acid 111949-94-1 C17H19NO3
    2-benzylamino-4-phenoxybutanoic acid
    —— 2-[(3R)-12-[[4-(dimethylamino)cyclohexyl]amino]-7-thia-9,11-diazatricyclo[6.4.0.0[2,6]]dodeca-1(12),2(6),8,10-tetraen-3-yl]acetamide 1447951-12-3 C19H27N5OS
    2-[(3R)-12-[[4-(dimethylamino)cyclohexyl]amino]-7-thia-9,11-diazatricyclo[6.4.0.0[2,6]]dodeca-1(12),2(6),8,10-tetraen-3-yl]acetamide
    —— 2-[(2-Butynoxyimino)methyl]-4-fluoro-3-methylphenol 103743-29-9 C12H12FNO2
    2-[(2-Butynoxyimino)methyl]-4-fluoro-3-methylphenol
    —— 2-methoxy-17β-methylestra-1,3,5(10)-trien-3-yl sulfamate 752245-82-2 C20H29NO4S
    2-methoxy-17β-methylestra-1,3,5(10)-trien-3-yl sulfamate
    —— 2-(1-methyl-5-oxo-4,5-dihydro-1H-pyrazol-4-yl)acetic acid 1367951-90-3 C6H8N2O3
    2-(1-methyl-5-oxo-4,5-dihydro-1H-pyrazol-4-yl)acetic acid
    —— (2S,4R,6R,8R,10S,11R)-8-benzyloxymethyl-11-iodo-10-(4-methoxy-benzyloxy)-2-[2-(4-methoxybenzyl)ethyl]-1,7-dioxa-spiro[5.5]undecan-4-ol 475232-12-3 C35H43IO8
    (2S,4R,6R,8R,10S,11R)-8-benzyloxymethyl-11-iodo-10-(4-methoxy-benzyloxy)-2-[2-(4-methoxybenzyl)ethyl]-1,7-dioxa-spiro[5.5]undecan-4-ol
    —— 2'-α-C-allenyl-2',3'-di-O-benzoyluridine 232932-52-4 C26H22N2O7
    2'-α-C-allenyl-2',3'-di-O-benzoyluridine
    —— (2S,3R,5S)-1-[(S)-2-Benzyloxycarbonylamino-4-(tert-butyl-dimethyl-silanyloxy)-butyryl]-3,5-bis-((E)-2-tert-butoxycarbonyl-vinyl)-pyrrolidine-2-carboxylic acid tert-butyl ester 858359-75-8 C41H64N2O10Si
    (2S,3R,5S)-1-[(S)-2-Benzyloxycarbonylamino-4-(tert-butyl-dimethyl-silanyloxy)-butyryl]-3,5-bis-((E)-2-tert-butoxycarbonyl-vinyl)-pyrrolidine-2-carboxylic acid tert-butyl ester
    —— 2-(Benzo[1,3,2]oxathiarsol-2-ylsulfanyl)-phenol 66073-83-4 C12H9AsO2S2
    2-(Benzo[1,3,2]oxathiarsol-2-ylsulfanyl)-phenol
    —— 2-(4-bromo-2-fluoro-phenyl)-9-oxa-2-aza-spiro[5.5]undecan-1-one 1228674-43-8 C15H17BrFNO2
    2-(4-bromo-2-fluoro-phenyl)-9-oxa-2-aza-spiro[5.5]undecan-1-one
    —— 2-(3,4,5-Trimethoxyphenyl)-imidazol-4,5-dion 46990-09-4 C12H12N2O5
    2-(3,4,5-Trimethoxyphenyl)-imidazol-4,5-dion
    —— 2α(?),21-dibromo-pregna-4,9(11),16-triene-3,20-dione 94942-02-6 C21H24Br2O2
    2α(?),21-dibromo-pregna-4,9(11),16-triene-3,20-dione
    —— 2-(4-(2-fluoroethoxy)-3-methoxyphenyl)-2-methoxyethanamine 1335093-94-1 C12H18FNO3
    2-(4-(2-fluoroethoxy)-3-methoxyphenyl)-2-methoxyethanamine
    —— 2,3,4-Tri-tert-butyl-5-pentafluorphenyl-2,4-cyclopentadien-1-on 85293-82-9 C23H27F5O
    2,3,4-Tri-tert-butyl-5-pentafluorphenyl-2,4-cyclopentadien-1-on
    —— 2,6-dichloro-N-(pyridin-2-ylmethylene)benzenesulfonamide 1221066-17-6 C12H8Cl2N2O2S
    2,6-dichloro-N-(pyridin-2-ylmethylene)benzenesulfonamide
    —— 2-(3-methylbutyl)tetrahydrothiophene-1,1-dioxide 91367-66-7 C9H18O2S
    2-(3-methylbutyl)tetrahydrothiophene-1,1-dioxide
    —— (2RS,3RS)-3-hydroxy-2-methyl-3-<1'-methyl-4'-(phenylthio)-piperidin-4'-yl>propyl benzoate 121133-05-9 C23H29NO3S
    (2RS,3RS)-3-hydroxy-2-methyl-3-<1'-methyl-4'-(phenylthio)-piperidin-4'-yl>propyl benzoate
    —— 2-Methyl-4-methylsulfanyl-4-methylsulfinylbut-1-ene 343269-02-3 C7H14OS2
    2-Methyl-4-methylsulfanyl-4-methylsulfinylbut-1-ene
    —— 2-(2-hydroxy-phenyl)-3,7-dimethoxy-chromen-4-one 743430-08-2 C17H14O5
    2-(2-hydroxy-phenyl)-3,7-dimethoxy-chromen-4-one
    —— (2R,3R,4R,5S,6R)-3-acetamido-6-((((((2R,3R,4R,5S,6R)-3-acetamido-4,5-bis(benzoyloxy)-6-((bis(4-methoxyphenyl)(phenyl)methoxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)(hydroxy)phosphoryl)oxy)methyl)tetrahydro-2H-pyran-2,4,5-triyl triacetate 110914-55-1 C57H61N2O21P
    (2R,3R,4R,5S,6R)-3-acetamido-6-((((((2R,3R,4R,5S,6R)-3-acetamido-4,5-bis(benzoyloxy)-6-((bis(4-methoxyphenyl)(phenyl)methoxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)(hydroxy)phosphoryl)oxy)methyl)tetrahydro-2H-pyran-2,4,5-triyl triacetate
    —— 2-Pyridinamine, 3-bromo-N-hydroxy-5-nitro- 1289156-93-9 C5H4BrN3O3
    2-Pyridinamine, 3-bromo-N-hydroxy-5-nitro-
    —— (2S-(2α,3β,4β,6β))-6-butyltetrahydro-(2-iodomethyl)-3-methoxy-4-[(tetrahydro-2H-pyran-2-yl)oxy]-2H-pyran 208713-44-4 C16H29IO4
    (2S-(2α,3β,4β,6β))-6-butyltetrahydro-(2-iodomethyl)-3-methoxy-4-[(tetrahydro-2H-pyran-2-yl)oxy]-2H-pyran
    —— 2-Amino-4-(2,5-dichlorophenyl)-6-dimethylamino-1,3,5-triazine 178105-29-8 C11H11Cl2N5
    2-Amino-4-(2,5-dichlorophenyl)-6-dimethylamino-1,3,5-triazine
    —— 2-[6-(pyrrolidin-1-ylcarbonyl)-1,3-benzothiazol-2-yl]pyridin-3-ol 664323-80-2 C17H15N3O2S
    2-[6-(pyrrolidin-1-ylcarbonyl)-1,3-benzothiazol-2-yl]pyridin-3-ol
    —— 2-(Cyclohexylmethyl)-7-hydroxy-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one 146449-12-9 C12H15N3O2S
    2-(Cyclohexylmethyl)-7-hydroxy-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one
    —— 2-(2,3-dichlorophenylamino)-4-trifluoromethylpyrimidine-5-carboxylic acid (pyridin-4-ylmethyl)amide 667905-51-3 C18H12Cl2F3N5O
    2-(2,3-dichlorophenylamino)-4-trifluoromethylpyrimidine-5-carboxylic acid (pyridin-4-ylmethyl)amide
    —— 2-methyl-2-(4-{1-[2-(4-trifluoromethylphenyl)-2H-indazol-7-yl]ethoxy}phenoxy)propionic acid 860007-05-2 C26H23F3N2O4
    2-methyl-2-(4-{1-[2-(4-trifluoromethylphenyl)-2H-indazol-7-yl]ethoxy}phenoxy)propionic acid
    —— 2-(2-fluoroanilino)-3-[(E)-hydroxyiminomethyl]-9-methylpyrido[1,2-a]pyrimidin-4-one 303025-15-2 C16H13FN4O2
    2-(2-fluoroanilino)-3-[(E)-hydroxyiminomethyl]-9-methylpyrido[1,2-a]pyrimidin-4-one
    —— 2-ethylmercapto-5-phenyl-3<i>H</i>-pyrimidin-4-one 857415-03-3 C12H12N2OS
    2-ethylmercapto-5-phenyl-3<i>H</i>-pyrimidin-4-one
    —— (2S,3R,4R)-2-acetamido-1,3,4-tri-O-acetylhex-5-ene-1,3,4-triol 1198410-11-5 C14H21NO7
    (2S,3R,4R)-2-acetamido-1,3,4-tri-O-acetylhex-5-ene-1,3,4-triol
    —— (2-Bromo-hept-6-ene-2-sulfonyl)-benzene 128916-70-1 C13H17BrO2S
    (2-Bromo-hept-6-ene-2-sulfonyl)-benzene
    —— 2-Methoxy-1,4-dioxo-1,2,3,4-tetrahydro-anthrahydrochinon 23824-68-2 C15H12O5
    2-Methoxy-1,4-dioxo-1,2,3,4-tetrahydro-anthrahydrochinon