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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-isonicotinoyl-4,5,6,7,8,9-hexahydro-2<i>H</i>-cyclooctapyrazole 56655-86-8 C15H17N3O
    2-isonicotinoyl-4,5,6,7,8,9-hexahydro-2<i>H</i>-cyclooctapyrazole
    —— 2-<i>tert</i>-butyl-6-methyl-4-oxiranyl-quinoline 49648-02-4 C16H19NO
    2-<i>tert</i>-butyl-6-methyl-4-oxiranyl-quinoline
    —— 2-Benzoyl-4-chloro-2-methyl-bicyclo[2.2.0]hexane-1-carboxylic acid 55756-65-5 C15H15ClO3
    2-Benzoyl-4-chloro-2-methyl-bicyclo[2.2.0]hexane-1-carboxylic acid
    —— (2S,3R)-2-(4-Chloro-phenyl)-4-oxo-1-phenyl-azetidine-3-carboxylic acid ethyl ester 62500-45-2 C18H16ClNO3
    (2S,3R)-2-(4-Chloro-phenyl)-4-oxo-1-phenyl-azetidine-3-carboxylic acid ethyl ester
    —— 2'-O-Tosyl-8-brom-N6-dimethyladenosin 58510-63-7 C19H22BrN5O6S
    2'-O-Tosyl-8-brom-N6-dimethyladenosin
    —— 2-Acetylamino-3-((2R,3R,4R,5S,6R)-3-acetylamino-4,5-dihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-N-methyl-propionamide 58530-89-5 C14H25N3O8
    2-Acetylamino-3-((2R,3R,4R,5S,6R)-3-acetylamino-4,5-dihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-N-methyl-propionamide
    —— 2-(Dimethoxy-phosphoryl)-cyclopropanecarboxylic acid ethyl ester 53692-94-7 C8H15O5P
    2-(Dimethoxy-phosphoryl)-cyclopropanecarboxylic acid ethyl ester
    —— (2-chloro-1,1-difluoroethyl) 2,2,2-trifluoroacetate 72844-28-1 C4H2ClF5O2
    (2-chloro-1,1-difluoroethyl) 2,2,2-trifluoroacetate
    —— 2-ethenylideneheptyl(trimethyl)silane 74215-15-9 C12H24Si
    2-ethenylideneheptyl(trimethyl)silane
    —— (2,3,4-tri-O-benzyl-β-D-glucopyranosyl)-(1->4)-1,6-anhydro-2-azido-3-O-benzyl-2-deoxy-β-D-glucopyranose 1379585-59-7 C40H43N3O9
    (2,3,4-tri-O-benzyl-β-D-glucopyranosyl)-(1->4)-1,6-anhydro-2-azido-3-O-benzyl-2-deoxy-β-D-glucopyranose
    —— 2-(octane-1-sulfonyl)propionic acid ethyl ester 212771-41-0 C13H26O4S
    2-(octane-1-sulfonyl)propionic acid ethyl ester
    —— 2-(4-methylphenyl)-8-oxo-4-phenyl-1,4,7,8,9,10-hexahydro[1,2,4]triazolo[1,5-a:4,3-a']dipyrimidin-5-ium chloride 1534330-31-8 C21H20N5O*Cl
    2-(4-methylphenyl)-8-oxo-4-phenyl-1,4,7,8,9,10-hexahydro[1,2,4]triazolo[1,5-a:4,3-a']dipyrimidin-5-ium chloride
    —— 2-(3-chloro-4-methylphenylamino)-3-chloronaphthoquinone 763130-53-6 C17H11Cl2NO2
    2-(3-chloro-4-methylphenylamino)-3-chloronaphthoquinone
    —— 2-[benzo(d)thiazol-2-ylcarbamoyl]phenyl 2,4,6-tri-O-acetyl-3-O-(prop-2-enyl)-1-thio-β-D-galactopyranoside 1312289-99-8 C29H30N2O9S2
    2-[benzo(d)thiazol-2-ylcarbamoyl]phenyl 2,4,6-tri-O-acetyl-3-O-(prop-2-enyl)-1-thio-β-D-galactopyranoside
    —— 2-(2-{[2-(2-Hydroxy-ethoxymethyl)-phenyl]-phenyl-phosphinoyl}-benzyloxy)-ethanol 69928-26-3 C24H27O5P
    2-(2-{[2-(2-Hydroxy-ethoxymethyl)-phenyl]-phenyl-phosphinoyl}-benzyloxy)-ethanol
    —— 2-(4-(furan-2-yl)-phenyl)-2-methyl-propionic Acid 281233-29-2 C14H14O3
    2-(4-(furan-2-yl)-phenyl)-2-methyl-propionic Acid
    —— 2-methoxy-N-(2-methoxy-ethyl)-5-[3-(2-methyl-[1,5]naphthyridin-4-yl)-ureido]-benzamide 288326-61-4 C21H23N5O4
    2-methoxy-N-(2-methoxy-ethyl)-5-[3-(2-methyl-[1,5]naphthyridin-4-yl)-ureido]-benzamide
    —— 2-[1-Hydroxy-meth-(E)-ylidene]-4-methyl-bicyclo[3.1.0]hexan-3-one 79345-03-2 C8H10O2
    2-[1-Hydroxy-meth-(E)-ylidene]-4-methyl-bicyclo[3.1.0]hexan-3-one
    —— 2-oxo-5-phthalimidomethyl-tetrahydro-furan-3-carboxylic acid amide 408539-67-3 C14H12N2O5
    2-oxo-5-phthalimidomethyl-tetrahydro-furan-3-carboxylic acid amide
    —— 2-bromo-5H,6H,7H,8H-imidazo[1,2-a]pyridine-3-carboxylic acid 1781563-64-1 C8H9BrN2O2
    2-bromo-5H,6H,7H,8H-imidazo[1,2-a]pyridine-3-carboxylic acid
    —— 2-chloro-4-methyl-5-(4-nitro-phenylsulfanyl)-thiazole 875237-14-2 C10H7ClN2O2S2
    2-chloro-4-methyl-5-(4-nitro-phenylsulfanyl)-thiazole
    —— [(2S)-1-(2-methoxy-2-oxoethyl)sulfanyl-8,8-dimethyl-6-oxo-2,3,5,7-tetrahydro-1H-cyclopenta[b]naphthalen-2-yl] 2-hydroxy-7-methoxy-5-methylnaphthalene-1-carboxylate 137434-26-5 C31H32O7S
    [(2S)-1-(2-methoxy-2-oxoethyl)sulfanyl-8,8-dimethyl-6-oxo-2,3,5,7-tetrahydro-1H-cyclopenta[b]naphthalen-2-yl] 2-hydroxy-7-methoxy-5-methylnaphthalene-1-carboxylate
    —— 2,2,3r,4t-tetramethyl-1-phenyl-phosphetane 1t-oxide 35623-61-1 C13H19OP
    2,2,3r,4t-tetramethyl-1-phenyl-phosphetane 1t-oxide
    —— 2-(cyclohexyl-ethyl-amino)-N-(2,6-dimethyl-phenyl)-acetamide 848441-87-2 C18H28N2O
    2-(cyclohexyl-ethyl-amino)-N-(2,6-dimethyl-phenyl)-acetamide
    —— 2-(3-hydroxyphenyl)-5-(3-hydroxypropenyl)-7-methoxybenzofuran 1393807-41-4 C18H16O4
    2-(3-hydroxyphenyl)-5-(3-hydroxypropenyl)-7-methoxybenzofuran
    —— 2,6-Di-tert-butyl-4-tert-butylperoxy-4-p-tolyl-cyclohexa-2,5-dienylideneamine 143726-77-6 C25H37NO2
    2,6-Di-tert-butyl-4-tert-butylperoxy-4-p-tolyl-cyclohexa-2,5-dienylideneamine
    —— 2-acetoxyindeno<1,2,3-cd>pyrene 102420-58-6 C24H14O2
    2-acetoxyindeno<1,2,3-cd>pyrene
    —— 2-[2-(5-fluoro-2-methylbenzoylimino)benzo[d]thiazol-3(2H)-yl]butanoic acid 1428620-69-2 C19H17FN2O3S
    2-[2-(5-fluoro-2-methylbenzoylimino)benzo[d]thiazol-3(2H)-yl]butanoic acid
    —— 2-(9-hydroxy-9-fluorenyl)-2-octanol 116672-39-0 C21H26O2
    2-(9-hydroxy-9-fluorenyl)-2-octanol
    —— 2-(9-benzoyl-5-methoxy-2,2,3,3-tetramethyl-7-phenyl-1,4,6-trioxa-5λ5-phosphaspiro[4.4]non-8-en-7-yl)isoindole-1,3-dione 107551-11-1 C31H30NO7P
    2-(9-benzoyl-5-methoxy-2,2,3,3-tetramethyl-7-phenyl-1,4,6-trioxa-5λ5-phosphaspiro[4.4]non-8-en-7-yl)isoindole-1,3-dione
    —— 2-(4-methoxy-phenyl)-2,5-dihydro-[1,2,4]triazino[5,6-<i>b</i>]indol-3-one 57591-40-9 C16H12N4O2
    2-(4-methoxy-phenyl)-2,5-dihydro-[1,2,4]triazino[5,6-<i>b</i>]indol-3-one
    —— 2-Phenyl-5-phenylamino-1-thia-3,5-diaza-spiro[5.5]undec-2-en-4-one 59850-08-7 C20H21N3OS
    2-Phenyl-5-phenylamino-1-thia-3,5-diaza-spiro[5.5]undec-2-en-4-one
    —— (2-hydroxy-phenyl)-(3-methyl-5-phenyl-4,5-dihydro-isoxazol-4-yl)-methanone 51507-38-1 C17H15NO3
    (2-hydroxy-phenyl)-(3-methyl-5-phenyl-4,5-dihydro-isoxazol-4-yl)-methanone
    —— 2-Acetoxy-4-((S)-3-acetoxy-3,3a,6-trimethyl-8-oxo-dodecahydro-7-aza-cyclopenta[a]naphthalen-6-yl)-butyric acid methyl ester 61625-66-9 C24H37NO7
    2-Acetoxy-4-((S)-3-acetoxy-3,3a,6-trimethyl-8-oxo-dodecahydro-7-aza-cyclopenta[a]naphthalen-6-yl)-butyric acid methyl ester
    —— 2,4,4,N<sup>1</sup>,N<sup>6</sup>-Pentamethyl-hexane-1,6-diamine 59275-93-3 C11H26N2
    2,4,4,N<sup>1</sup>,N<sup>6</sup>-Pentamethyl-hexane-1,6-diamine
    —— 2-Chlor-2-<bis-hydroxymethyl-phosphino>-1.3-dimethyl-1.2-dihydro-benzimidazol 55513-87-6 C11H16ClN2O2P
    2-Chlor-2-<bis-hydroxymethyl-phosphino>-1.3-dimethyl-1.2-dihydro-benzimidazol
    —— 2,3-Benzo-2,5-cyclooctadien-1,4-dion 61323-00-0 C12H10O2
    2,3-Benzo-2,5-cyclooctadien-1,4-dion
    —— 2-<4,5-dihydro-2-(4-morpholinyl)-3-thienyl>-5,6-diphenyl-4H-1,3-oxazin-4-one 160855-72-1 C24H22N2O3S
    2-<4,5-dihydro-2-(4-morpholinyl)-3-thienyl>-5,6-diphenyl-4H-1,3-oxazin-4-one
    —— 2-Chloro-4-methyloct-1-en-4-ol 133082-10-7 C9H17ClO
    2-Chloro-4-methyloct-1-en-4-ol
    —— 2-((1R,2S,5R)-1-((S)-3-hydroxy-2-phenylpropoxy)-2-isopropyl-5-methylcyclohexyl)-1-phenylethanone 105857-52-1 C27H36O3
    2-((1R,2S,5R)-1-((S)-3-hydroxy-2-phenylpropoxy)-2-isopropyl-5-methylcyclohexyl)-1-phenylethanone
    —— 2-(2-oxo-2-phenyl-ethyl)-pyrrolidine-1-carboxylic acid benzyl ester 174875-59-3 C20H21NO3
    2-(2-oxo-2-phenyl-ethyl)-pyrrolidine-1-carboxylic acid benzyl ester
    —— 2,3-dimethyl-3-nitro-2-tosylbutanenitrile 67274-97-9 C13H16N2O4S
    2,3-dimethyl-3-nitro-2-tosylbutanenitrile
    —— (2,2-dichloro-1,1-difluoro-ethyl)-pentyl ether 310-76-9 C7H12Cl2F2O
    (2,2-dichloro-1,1-difluoro-ethyl)-pentyl ether
    —— 2-(1H-indazol-4-yl)-4-morpholin-4-yl-7H-pyrrolo[2,3-h]quinazoline 1186402-41-4 C21H18N6O
    2-(1H-indazol-4-yl)-4-morpholin-4-yl-7H-pyrrolo[2,3-h]quinazoline
    —— 2-(2-oxo-1,3-thiazolidin-3-yl)acetamide 1187325-59-2 C5H8N2O2S
    2-(2-oxo-1,3-thiazolidin-3-yl)acetamide
    —— 2-(3-acetylamino-β-<i>D</i>-3-deoxy-arabinofuranosyl)-2<i>H</i>-[1,2,4]triazine-3,5-dione 57654-91-8 C10H14N4O6
    2-(3-acetylamino-β-<i>D</i>-3-deoxy-arabinofuranosyl)-2<i>H</i>-[1,2,4]triazine-3,5-dione
    —— 2-Fluor-8-methylphenoxathiin-10,10-dioxid 60137-47-5 C13H9FO3S
    2-Fluor-8-methylphenoxathiin-10,10-dioxid
    —— 2-hydroxy-5-[4-(5-methoxy-pyrimidin-2-ylsulfamoyl)-phenylazo]-benzoic acid 57882-07-2 C18H15N5O6S
    2-hydroxy-5-[4-(5-methoxy-pyrimidin-2-ylsulfamoyl)-phenylazo]-benzoic acid
    —— 2-[(4-methylbenzyloxy)imino]imidazolidine hydrochloride 1262052-43-6 C11H15N3O*ClH
    2-[(4-methylbenzyloxy)imino]imidazolidine hydrochloride
    —— 2-(3-aminophenyl)-5-ethyl-5-methyl-4-oxo-4,5-dihydrofuran-3-carbonitrile 1403657-37-3 C14H14N2O2
    2-(3-aminophenyl)-5-ethyl-5-methyl-4-oxo-4,5-dihydrofuran-3-carbonitrile