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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Hydroxy-2,3,5,5-tetraphenyl-2,5-dihydro-furan 53449-05-1 C28H22O2
    2-Hydroxy-2,3,5,5-tetraphenyl-2,5-dihydro-furan
    —— 2',5'-Di-O-trityl-3'-O-methansulfonylcytidin 6614-59-1 C48H43N3O7S
    2',5'-Di-O-trityl-3'-O-methansulfonylcytidin
    —— 2-{[(2E)-3-(biphenyl-3-yl)prop-2-enoyl]amino}-5-chlorobenzoic acid 1247824-21-0 C22H16ClNO3
    2-{[(2E)-3-(biphenyl-3-yl)prop-2-enoyl]amino}-5-chlorobenzoic acid
    —— (2S,3R)-2-methoxy-1,3-diphenylpent-4-en-1-one 120342-93-0 C18H18O2
    (2S,3R)-2-methoxy-1,3-diphenylpent-4-en-1-one
    —— 2-phenylbut-2-enylsulfanylbenzene 101704-39-6 C16H16S
    2-phenylbut-2-enylsulfanylbenzene
    —— (2R,3S)-3-<(tert-butyloxycarbonyl)amino>-1-(cyclohexylthio)-2-hydroxy-5-methylhexane 109996-53-4 C18H35NO3S
    (2R,3S)-3-<(tert-butyloxycarbonyl)amino>-1-(cyclohexylthio)-2-hydroxy-5-methylhexane
    —— 2-(tert-butoxy)-2-[2-(3,4-dihydro-2H-1-benzoyran-6-yl)-3-(6-oxo-1-propyl-1,6-dihydropyridin-3-yl)-6-(trifluoromethyl)phenyl]acetic acid 1596366-79-8 C30H32F3NO5
    2-(tert-butoxy)-2-[2-(3,4-dihydro-2H-1-benzoyran-6-yl)-3-(6-oxo-1-propyl-1,6-dihydropyridin-3-yl)-6-(trifluoromethyl)phenyl]acetic acid
    —— 2,3-dimethoxy-5-methyl-6-(34-acetoxy-35-methylene-3,7,11,15,19,23,27,31,35-octamethylhexatriacont-2E,6E,10E,14E,18E,22E,26E,30E-octaenyl)-1,4-benzoquinone 96358-53-1 C56H84O6
    2,3-dimethoxy-5-methyl-6-(34-acetoxy-35-methylene-3,7,11,15,19,23,27,31,35-octamethylhexatriacont-2E,6E,10E,14E,18E,22E,26E,30E-octaenyl)-1,4-benzoquinone
    —— 2-(2,4,5-trifluoro-3-methoxy-6-(pyridin-2-yl)phenyl)benzoxazole 1422200-37-0 C19H11F3N2O2
    2-(2,4,5-trifluoro-3-methoxy-6-(pyridin-2-yl)phenyl)benzoxazole
    —— 2,5-didodecylsulfanyl-3,4-dinitrothiophene 695229-29-9 C28H50N2O4S3
    2,5-didodecylsulfanyl-3,4-dinitrothiophene
    —— 2-[3-(dodecylsulfanyl)-2-methylpropionyloxy]ethyl 2-(trimethylammonio)ethyl phosphate 1239945-27-7 C23H48NO6PS
    2-[3-(dodecylsulfanyl)-2-methylpropionyloxy]ethyl 2-(trimethylammonio)ethyl phosphate
    —— 2-(4-Acetylpiperazin-1-yl)-7-methyl-6-(4-propan-2-ylpiperazine-1-carbonyl)benzimidazolo[1,2-a][1,8]naphthyridin-5-one 1138544-33-8 C29H35N7O3
    2-(4-Acetylpiperazin-1-yl)-7-methyl-6-(4-propan-2-ylpiperazine-1-carbonyl)benzimidazolo[1,2-a][1,8]naphthyridin-5-one
    —— 2-ethyl-1-propyl-cyclopentanol 859936-40-6 C10H20O
    2-ethyl-1-propyl-cyclopentanol
    —— 2-((cyano(2-phenylhydrazineylidene)methyl)diazenyl)benzoic acid 52579-00-7 C15H11N5O2
    2-((cyano(2-phenylhydrazineylidene)methyl)diazenyl)benzoic acid
    —— 2-tert-butyl-3-methyl-4-(trimethylsilyl)-1,2,4,3-thiadiazaboretidine 128685-52-9 C8H21BN2SSi
    2-tert-butyl-3-methyl-4-(trimethylsilyl)-1,2,4,3-thiadiazaboretidine
    —— 2-chloro-N-((1R,5S)-6-hydroxy-5-((4-hydroxymethylphenylsulfonyl)(3-methylbutyl)amino)-1-isopropylhexyl)-Nα-methoxycarbonyl-L-phenylalaninamide 1138084-47-5 C32H48ClN3O7S
    2-chloro-N-((1R,5S)-6-hydroxy-5-((4-hydroxymethylphenylsulfonyl)(3-methylbutyl)amino)-1-isopropylhexyl)-Nα-methoxycarbonyl-L-phenylalaninamide
    —— [2-(4-methoxyphenyl)-1H-indol-5-yl]methanamine 1137640-22-2 C16H16N2O
    [2-(4-methoxyphenyl)-1H-indol-5-yl]methanamine
    —— (2-amino-4,5,6,7-tetrahydrobenzo[b]thiophen-3-yl)(benzo[d][1,3]dioxol-5-yl)methanone 179327-06-1 C16H15NO3S
    (2-amino-4,5,6,7-tetrahydrobenzo[b]thiophen-3-yl)(benzo[d][1,3]dioxol-5-yl)methanone
    —— 2-benzoyl-7-benzyloxy-6-methoxy-1-methylene-1,2,3,4-tetrahydroisoquinoline 110128-33-1 C25H23NO3
    2-benzoyl-7-benzyloxy-6-methoxy-1-methylene-1,2,3,4-tetrahydroisoquinoline
    —— 2,2-di-hex-1-ynyl-3-methyl-oxirane 101100-28-1 C15H22O
    2,2-di-hex-1-ynyl-3-methyl-oxirane
    —— 2,2,5,6,7-Pentamethylindan-1-on 6898-17-5 C14H18O
    2,2,5,6,7-Pentamethylindan-1-on
    —— 2-hydroxy-7-methoxynaphthalene-1-azobenzene 50869-74-4 C17H14N2O2
    2-hydroxy-7-methoxynaphthalene-1-azobenzene
    —— (2R,4R,5S,6S)-4,5-bis(benzyloxy)-2-((benzyloxy)methyl)-6-(4-chloro-3-(4-methoxybenzyl)phenyl)-3,3-difluorotetrahydro-2H-pyran 1369405-83-3 C41H39ClF2O5
    (2R,4R,5S,6S)-4,5-bis(benzyloxy)-2-((benzyloxy)methyl)-6-(4-chloro-3-(4-methoxybenzyl)phenyl)-3,3-difluorotetrahydro-2H-pyran
    —— 2-Cyano-1,4-dihydro-1,4-ethenoanthracen 51210-51-6 C17H11N
    2-Cyano-1,4-dihydro-1,4-ethenoanthracen
    —— 2-[5-(Tert-butyl)dimethylsilyloxy-1-cyclooctylidene]-acetaldehyde 471280-54-3 C16H30O2Si
    2-[5-(Tert-butyl)dimethylsilyloxy-1-cyclooctylidene]-acetaldehyde
    —— 2-(2-Formamidophenyl)-naphthalin 66644-27-7 C17H13NO
    2-(2-Formamidophenyl)-naphthalin
    —— 2,2-bis(2,2-dimethyl-1,3-dioxolan-4-ylmethoxy)propane 87976-53-2 C15H28O6
    2,2-bis(2,2-dimethyl-1,3-dioxolan-4-ylmethoxy)propane
    —— 2-(2-hydroxyethyl)-N-(4-(methylsulfonyl)-2-(trifluoromethoxy)benzyl)-3-oxo-2,3-dihydro-[1,2,4]triazolo[4,3-a]pyridine-6-carboxamide 1241826-66-3 C18H17F3N4O6S
    2-(2-hydroxyethyl)-N-(4-(methylsulfonyl)-2-(trifluoromethoxy)benzyl)-3-oxo-2,3-dihydro-[1,2,4]triazolo[4,3-a]pyridine-6-carboxamide
    —— 2-[(R)-8-(tert-Butyl-dimethyl-silanyloxy)-6-triisopropylsilanyloxy-oct-4-ynyl]-[1,3]dioxolane 236745-47-4 C26H52O4Si2
    2-[(R)-8-(tert-Butyl-dimethyl-silanyloxy)-6-triisopropylsilanyloxy-oct-4-ynyl]-[1,3]dioxolane
    —— 2,2,2-Trichloro-1-(1-{5-[2-(2,2,2-trichloro-acetyl)-pyrrol-1-yl]-pentyl}-1H-pyrrol-2-yl)-ethanone 158628-08-1 C17H16Cl6N2O2
    2,2,2-Trichloro-1-(1-{5-[2-(2,2,2-trichloro-acetyl)-pyrrol-1-yl]-pentyl}-1H-pyrrol-2-yl)-ethanone
    —— [2-(1-Benzyl-1H-indol-3-yl)-ethyl]-isopropyl-amine; compound with oxalic acid 56999-43-0 C2H2O4*C20H24N2
    [2-(1-Benzyl-1H-indol-3-yl)-ethyl]-isopropyl-amine; compound with oxalic acid
    —— 2'-(2-Bromohexadecanoyl)paclitaxel, (2S)- 288305-08-8 C63H80BrNO15
    2'-(2-Bromohexadecanoyl)paclitaxel, (2S)-
    —— 2-(2-Dimethylamino-6-nitro-phenyl)-ethanol 87066-98-6 C10H14N2O3
    2-(2-Dimethylamino-6-nitro-phenyl)-ethanol
    —— (2S,3S,4R)-4-Benzylamino-2-methyl-6-oxo-tetrahydro-pyran-3-carboxylic acid ethyl ester 699528-69-3 C16H21NO4
    (2S,3S,4R)-4-Benzylamino-2-methyl-6-oxo-tetrahydro-pyran-3-carboxylic acid ethyl ester
    —— 2-crotonoyl-N-(p-tolylsulphonyl)benzenesulphenamide 78073-16-2 C17H17NO3S2
    2-crotonoyl-N-(p-tolylsulphonyl)benzenesulphenamide
    —— 2-carbamoyl-1,11-difluoro-13-methylchromeno[4,3,2-gh]phenanthridin-13-ium chloride 1416856-64-8 C21H13F2N2O2*Cl
    2-carbamoyl-1,11-difluoro-13-methylchromeno[4,3,2-gh]phenanthridin-13-ium chloride
    —— [2-bis(trimethylsilyl)methyl-3,5-diferrocenyl-2H-1,4,2-diazaphosphole-κP]pentacarbonylmolybdenum(0) 1220103-69-4 C34H37Fe2MoN2O5PSi2
    [2-bis(trimethylsilyl)methyl-3,5-diferrocenyl-2H-1,4,2-diazaphosphole-κP]pentacarbonylmolybdenum(0)
    —— 2-[3-ethyl-4-(4-p-nitrobenzyloxycarbonylaminobutyrylthio)-2-oxoazetidin-1-yl]-2-chloroacetic acid p-nitrobenzyl ester 73660-87-4 C26H27ClN4O10S
    2-[3-ethyl-4-(4-p-nitrobenzyloxycarbonylaminobutyrylthio)-2-oxoazetidin-1-yl]-2-chloroacetic acid p-nitrobenzyl ester
    —— 2,2,4-Trimethyl-6-o-tolyl-1,2-dihydro-quinoline 905912-10-9 C19H21N
    2,2,4-Trimethyl-6-o-tolyl-1,2-dihydro-quinoline
    —— 2-(4-octoxyphenyl)-2-oxoacetaldehyde 169892-87-9 C16H22O3
    2-(4-octoxyphenyl)-2-oxoacetaldehyde
    —— 2-(1-azidoethyl)dibenzo[b,d]furan 1372602-77-1 C14H11N3O
    2-(1-azidoethyl)dibenzo[b,d]furan
    —— 2-formyl-4,5-diphenyl-piperidine-1-carboxylic acid tert-butyl ester 474925-08-1 C23H27NO3
    2-formyl-4,5-diphenyl-piperidine-1-carboxylic acid tert-butyl ester
    —— 2-methyl-5(4)-(1,2,4-triazol-1-yl)-4(5)-nitroimidazole 139520-17-5 C6H6N6O2
    2-methyl-5(4)-(1,2,4-triazol-1-yl)-4(5)-nitroimidazole
    —— 2-phenoxy-N-phenyl-2-thioxo-1,2-dihydro-2λ5-[1,3,5,2]triazaphosphinine-4,6-diamine 97213-77-9 C14H14N5OPS
    2-phenoxy-N-phenyl-2-thioxo-1,2-dihydro-2λ5-[1,3,5,2]triazaphosphinine-4,6-diamine
    —— (2R,3aRS)-2,3,3a,4,5,6-Hexahydro-3a-methylpyrrolo<1,2-b>isoxazole-2-carbonitrile 119529-28-1 C8H12N2O
    (2R,3aRS)-2,3,3a,4,5,6-Hexahydro-3a-methylpyrrolo<1,2-b>isoxazole-2-carbonitrile
    —— 2,4-Dicyclohexyl-5-[2,2,3,3,3-pentafluoro-prop-(E)-ylidene]-[1,3]dioxolane 95541-06-3 C18H25F5O2
    2,4-Dicyclohexyl-5-[2,2,3,3,3-pentafluoro-prop-(E)-ylidene]-[1,3]dioxolane
    —— 2-carboxy-1,11-difluoro-13-methylchromeno[4,3,2-gh]phenanthridin-13-ium chloride 1416858-51-9 C21H12F2NO3*Cl
    2-carboxy-1,11-difluoro-13-methylchromeno[4,3,2-gh]phenanthridin-13-ium chloride
    —— 2-Piperidino-butanol-(1) 102450-18-0 C9H19NO
    2-Piperidino-butanol-(1)
    —— 2-Hydroxy-2-<3>thienyl-hexansaeure 3193-24-6 C10H14O3S
    2-Hydroxy-2-<3>thienyl-hexansaeure
    —— 2-Imino-6-(morpholine-4-carbonyl)-[1,3]thiazinan-4-one 104445-71-8 C9H13N3O3S
    2-Imino-6-(morpholine-4-carbonyl)-[1,3]thiazinan-4-one