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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Diethylphosphono-1,3-benzoxathiol 64736-41-0 C11H15O4PS
    2-Diethylphosphono-1,3-benzoxathiol
    —— 2,4-Diamino-5-(4-chlorphenylmercapto)-6-aethyl-pyrimidin 18620-63-8 C12H13ClN4S
    2,4-Diamino-5-(4-chlorphenylmercapto)-6-aethyl-pyrimidin
    —— 2,2'-azoxybis(2-acetoxybutane) 76349-36-5 C12H22N2O5
    2,2'-azoxybis(2-acetoxybutane)
    —— 2-{[(3S)-4,4-difluoro-1-(imidazo[1,2-b]pyridazin-2-ylcarbonyl)piperidin-3-yl]oxy}quinoline trifluoroacetate 1620654-47-8 C2HF3O2*C21H17F2N5O2
    2-{[(3S)-4,4-difluoro-1-(imidazo[1,2-b]pyridazin-2-ylcarbonyl)piperidin-3-yl]oxy}quinoline trifluoroacetate
    —— 2-Ethyl-3-(1-hydroxy-3-<bis-(2-hydroxy-propyl)-amino>-propyl)-benzofuran 3305-45-1 C19H29NO4
    2-Ethyl-3-(1-hydroxy-3-<bis-(2-hydroxy-propyl)-amino>-propyl)-benzofuran
    —— 2-(4-Butoxy-benzyl)-2-(2-chloro-allyl)-malonic acid diethyl ester 96006-05-2 C21H29ClO5
    2-(4-Butoxy-benzyl)-2-(2-chloro-allyl)-malonic acid diethyl ester
    —— 2-<2,4-Dinitro-phenylmercapto>-2-methyl-butanon-(3)-anti-oxim 100128-39-0 C11H13N3O5S
    2-<2,4-Dinitro-phenylmercapto>-2-methyl-butanon-(3)-anti-oxim
    —— (2Z,4E)-2-Furan-2-yl-5-(5-nitro-furan-2-yl)-penta-2,4-dienoic acid 91804-52-3 C13H9NO6
    (2Z,4E)-2-Furan-2-yl-5-(5-nitro-furan-2-yl)-penta-2,4-dienoic acid
    —— 2,3,8,9-Tetramethyl-5,6-dihydro-11H-benzo<a>carbazol 99925-76-5 C20H21N
    2,3,8,9-Tetramethyl-5,6-dihydro-11H-benzo<a>carbazol
    —— 2-Brommethyl-1-(4-brom-phenylsulfonyl)-2-methyl-aethylenimid 1209-59-2 C10H11Br2NO2S
    2-Brommethyl-1-(4-brom-phenylsulfonyl)-2-methyl-aethylenimid
    —— 2,2,5,6,6-Pentamethyl-3-oxido-dihydropyranol-(5)-acetat 93043-73-3 C12H20O4
    2,2,5,6,6-Pentamethyl-3-oxido-dihydropyranol-(5)-acetat
    —— <2-Hydroxy-6-oxo-cyclohexen-(1)-yl-(1)>-<2-methoxy-6-oxo-cyclohexen-(1)-yl-(1)>-methan 92865-04-8 C14H18O4
    <2-Hydroxy-6-oxo-cyclohexen-(1)-yl-(1)>-<2-methoxy-6-oxo-cyclohexen-(1)-yl-(1)>-methan
    —— 2-Amino-3-methyl-phenyl-butylurethan 91908-02-0 C12H18N2O2
    2-Amino-3-methyl-phenyl-butylurethan
    —— 2'.4'-Dinitro-2-acetamino-4-sulfamoyl-diphenylsulfid 108536-43-2 C14H12N4O7S2
    2'.4'-Dinitro-2-acetamino-4-sulfamoyl-diphenylsulfid
    —— 2,5-Bis-(2,3-dichloro-phenylamino)-cyclohexa-1,4-diene-1,4-dicarboxylic acid diethyl ester 63888-17-5 C24H22Cl4N2O4
    2,5-Bis-(2,3-dichloro-phenylamino)-cyclohexa-1,4-diene-1,4-dicarboxylic acid diethyl ester
    —— 2-Aethyl-3,5-bis-<4-methoxy-benzyliden>-cyclopentanon-(4)-carbonsaeure-(1) 96366-76-6 C24H24O5
    2-Aethyl-3,5-bis-<4-methoxy-benzyliden>-cyclopentanon-(4)-carbonsaeure-(1)
    —— 2-<2-Phenyl-butyrylamino>-3-<4-methoxy-phenyl>-acrylsaeure 94685-38-8 C20H21NO4
    2-<2-Phenyl-butyrylamino>-3-<4-methoxy-phenyl>-acrylsaeure
    —— 2-Chlor-10-(N-carboxymethyl-carbamoyl)phenothiazin 93986-21-1 C15H11ClN2O3S
    2-Chlor-10-(N-carboxymethyl-carbamoyl)phenothiazin
    —— 2-diphenylacetyl-indan-1,3-dione-1-(1-methyl-2,2-diphenyl-ethylidenehydrazone) 120207-33-2 C38H30N2O2
    2-diphenylacetyl-indan-1,3-dione-1-(1-methyl-2,2-diphenyl-ethylidenehydrazone)
    —— 2-(2-(10-Oxoanthracen-9(10h)-ylidene)hydrazinyl)benzoic acid 94873-14-0 C21H14N2O3
    2-(2-(10-Oxoanthracen-9(10h)-ylidene)hydrazinyl)benzoic acid
    —— (2-bromo-4-hydroxy-6-methoxy-phenyl)-(2,4-dinitro-phenylhydrazono)-acetic acid ethyl ester 101440-75-9 C17H15BrN4O8
    (2-bromo-4-hydroxy-6-methoxy-phenyl)-(2,4-dinitro-phenylhydrazono)-acetic acid ethyl ester
    —— 2-(4-benzyloxy-3-methoxy-phenyl)-1-[3-(4-hydroxy-phenyl)-4,5-dihydro-pyrazol-1-yl]-ethanone 1076690-26-0 C25H24N2O4
    2-(4-benzyloxy-3-methoxy-phenyl)-1-[3-(4-hydroxy-phenyl)-4,5-dihydro-pyrazol-1-yl]-ethanone
    —— 2-fluoro-1-N-methylbenzene-1,4-diamine 1092298-50-4 C7H9FN2
    2-fluoro-1-N-methylbenzene-1,4-diamine
    —— (2R,3R)-2-amino-3-(4-methoxyphenyl)butyric acid 132338-27-3 C11H15NO3
    (2R,3R)-2-amino-3-(4-methoxyphenyl)butyric acid
    —— 2-(2-cyanophenyl)-4-nitro-6-phenylpyridine-1-oxide 1344663-47-3 C18H11N3O3
    2-(2-cyanophenyl)-4-nitro-6-phenylpyridine-1-oxide
    —— 2-<4-Chlor-phenyl>-2'-<3,4-dioxymethylen-phenyl>-spiro<indolin-3,3'-pyrrolidin> 1251-05-4 C24H21ClN2O2
    2-<4-Chlor-phenyl>-2'-<3,4-dioxymethylen-phenyl>-spiro<indolin-3,3'-pyrrolidin>
    —— 2-[2-(benzenesulfonyl)ethylthio]-6-fluoro-N-(2-thienylmethyl)-nicotinamide 1134169-15-5 C19H17FN2O3S3
    2-[2-(benzenesulfonyl)ethylthio]-6-fluoro-N-(2-thienylmethyl)-nicotinamide
    —— [2-(5-Methoxy-2,7-dimethyl-1H-indol-3-yl)-ethyl]-dimethyl-amine 26573-87-5 C15H22N2O
    [2-(5-Methoxy-2,7-dimethyl-1H-indol-3-yl)-ethyl]-dimethyl-amine
    —— 2-phenoxy-5-oxo-2-tetrahydrofurancarboxylic acid 115853-91-3 C11H10O5
    2-phenoxy-5-oxo-2-tetrahydrofurancarboxylic acid
    —— 2,2,2-trichloroethyl 6α-(hydroxybutyloxy)penicillanate 85366-04-7 C14H20Cl3NO5S
    2,2,2-trichloroethyl 6α-(hydroxybutyloxy)penicillanate
    —— (2S,3R)-2-Azido-3-hydroxy-3-(1-trityl-1H-imidazol-4-yl)-propionic acid methyl ester 141243-34-7 C26H23N5O3
    (2S,3R)-2-Azido-3-hydroxy-3-(1-trityl-1H-imidazol-4-yl)-propionic acid methyl ester
    —— <2-Brom-phenyl>-<2-acetoxypropyl-(2)>-diimid 16307-53-2 C11H13BrN2O2
    <2-Brom-phenyl>-<2-acetoxypropyl-(2)>-diimid
    —— 2-Methyl-5-phenylazopyridin 29454-50-0 C12H11N3
    2-Methyl-5-phenylazopyridin
    —— 2-Morpholin-4-yl-[1]benzothiolo[2,3-e][1,3]thiazin-4-one 88439-55-8 C14H12N2O2S2
    2-Morpholin-4-yl-[1]benzothiolo[2,3-e][1,3]thiazin-4-one
    —— 2-Amino-4-hydroxy-7-methyl-6-phenylpyrimido<4,5-b>(1,4)thiazine 69808-35-1 C13H12N4OS
    2-Amino-4-hydroxy-7-methyl-6-phenylpyrimido<4,5-b>(1,4)thiazine
    —— 2-(4-benzyloxyphenyl)-1,1-dimethoxyethane 74447-41-9 C17H20O3
    2-(4-benzyloxyphenyl)-1,1-dimethoxyethane
    —— 2-(acetoxy-[13C]-methyl)-3-formyl-5-methoxy-4-nitroindole 375821-71-9 C13H12N2O6
    2-(acetoxy-[13C]-methyl)-3-formyl-5-methoxy-4-nitroindole
    —— 2-methoxyethylidenedi(N'-methoxydiazene) di-N-oxide 128957-62-0 C5H12N4O5
    2-methoxyethylidenedi(N'-methoxydiazene) di-N-oxide
    —— 2,4-Dibutyl-6-amino-symm.-triazin 14748-84-6 C11H20N4
    2,4-Dibutyl-6-amino-symm.-triazin
    —— (2aS,4aS,5S,7aS,7bR)-1,3,4,4a,5,7b-hexahydro-2,2,4a-trimethyl-2H-2a,7a-(epoxymethanol)-2aH-cyclobut<e>inden-5-ol 102650-72-6 C15H22O2
    (2aS,4aS,5S,7aS,7bR)-1,3,4,4a,5,7b-hexahydro-2,2,4a-trimethyl-2H-2a,7a-(epoxymethanol)-2aH-cyclobut<e>inden-5-ol
    —— 2-deoxy-5-O-methyl-β-D-erythro-pentofuranose 127999-92-2 C6H12O4
    2-deoxy-5-O-methyl-β-D-erythro-pentofuranose
    —— (2R)-2,3-bis[(3R,7R,11R)-3,7,11,15-tetramethylhexadecyloxy]propan-1-yl 2-O-(2-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-3,4,6-tri-O-acetyl-α-D-mannopyranosyl)-3,4,6-tri-O-acetyl-α-D-mannopyranoside 1323240-26-1 C81H138O28
    (2R)-2,3-bis[(3R,7R,11R)-3,7,11,15-tetramethylhexadecyloxy]propan-1-yl 2-O-(2-O-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-3,4,6-tri-O-acetyl-α-D-mannopyranosyl)-3,4,6-tri-O-acetyl-α-D-mannopyranoside
    —— 2-Ethoxy-2,6-dimethyl-6-aza-1,3-dioxa-cyclooctan 20068-64-8 C9H19NO3
    2-Ethoxy-2,6-dimethyl-6-aza-1,3-dioxa-cyclooctan
    —— 2-methyl-1-(4'-nitro-2'-thienyl)propan-1-ol 83055-00-9 C8H11NO3S
    2-methyl-1-(4'-nitro-2'-thienyl)propan-1-ol
    —— 2-(2-amino-ethoxymethyl)-1,7,7-trimethyl-5-oxo-4-pyridin-3-yl-1,4,5,6,7,8-hexahydro-quinoline-3-carboxylic acid ethyl ester 848587-09-7 C23H31N3O4
    2-(2-amino-ethoxymethyl)-1,7,7-trimethyl-5-oxo-4-pyridin-3-yl-1,4,5,6,7,8-hexahydro-quinoline-3-carboxylic acid ethyl ester
    —— 2-Methoxyethoxy-[4-[3-propan-2-yloxy-5-(1,3-thiazol-2-ylcarbamoyl)phenoxy]phenyl]phosphinic acid 1119777-46-6 C22H25N2O7PS
    2-Methoxyethoxy-[4-[3-propan-2-yloxy-5-(1,3-thiazol-2-ylcarbamoyl)phenoxy]phenyl]phosphinic acid
    —— 2-{4-[3-phenyl-5-(pyridin-4-yl)-1,6-naphthyridin-2-yl]phenyl}-5,8-dioxaspiro[3.4]octan-2-amine 1238319-62-4 C31H26N4O2
    2-{4-[3-phenyl-5-(pyridin-4-yl)-1,6-naphthyridin-2-yl]phenyl}-5,8-dioxaspiro[3.4]octan-2-amine
    —— (2S)-1-[[1-(oxan-4-ylmethyl)-6-phenoxybenzimidazol-2-yl]methyl]pyrrolidine-2-carboxamide 1233228-94-8 C25H30N4O3
    (2S)-1-[[1-(oxan-4-ylmethyl)-6-phenoxybenzimidazol-2-yl]methyl]pyrrolidine-2-carboxamide
    —— 2-(4-(2,2-dimethylpropanoyl)-1-piperazinyl)-N-(5-methyl-1H-pyrazol-3-yl)pyrrolo[2,1-f][1,2,4]triazine-4-amine 1221268-65-0 C19H26N8O
    2-(4-(2,2-dimethylpropanoyl)-1-piperazinyl)-N-(5-methyl-1H-pyrazol-3-yl)pyrrolo[2,1-f][1,2,4]triazine-4-amine
    —— 2-fluoro-5-propyl-3-(2-thienyl)benzonitrile 1093965-46-8 C14H12FNS
    2-fluoro-5-propyl-3-(2-thienyl)benzonitrile