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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,3-Dihydroxybutanedioic acid--O-(4,4-dimethyl-3-oxopentan-2-yl)-3-hydroxy-alpha-methyltyrosine (1/1) 81972-28-3 C21H31NO11
    2,3-Dihydroxybutanedioic acid--O-(4,4-dimethyl-3-oxopentan-2-yl)-3-hydroxy-alpha-methyltyrosine (1/1)
    —— 2,2-di-tert-butyl-3,6-dihydro-2H-1,2-oxasiline 1256496-12-4 C12H24OSi
    2,2-di-tert-butyl-3,6-dihydro-2H-1,2-oxasiline
    —— 2-[4-[15,24-Bis[4-(1,1-dimethoxy-2-oxo-2-phenylethyl)phenyl]-9,9,18,18,27,27-hexahexyl-6-heptacyclo[18.7.0.02,10.03,8.011,19.012,17.021,26]heptacosa-1,3(8),4,6,10,12(17),13,15,19,21(26),22,24-dodecaenyl]phenyl]-2,2-dimethoxy-1-phenylethanone 1417196-77-0 C111H132O9
    2-[4-[15,24-Bis[4-(1,1-dimethoxy-2-oxo-2-phenylethyl)phenyl]-9,9,18,18,27,27-hexahexyl-6-heptacyclo[18.7.0.02,10.03,8.011,19.012,17.021,26]heptacosa-1,3(8),4,6,10,12(17),13,15,19,21(26),22,24-dodecaenyl]phenyl]-2,2-dimethoxy-1-phenylethanone
    —— 2-(7-(5-(3-(pyrimidin-5-yl)-5-(trifluoromethoxy)phenyl)-1,2,4-oxadiazol-3-yl)-1,2,3,4-tetrahydrocyclopenta[b]indol-3-yl)acetic acid 1163140-78-0 C26H18F3N5O4
    2-(7-(5-(3-(pyrimidin-5-yl)-5-(trifluoromethoxy)phenyl)-1,2,4-oxadiazol-3-yl)-1,2,3,4-tetrahydrocyclopenta[b]indol-3-yl)acetic acid
    —— 2-(trifluoromethyl)cyclopentadecanone 1314603-86-5 C16H27F3O
    2-(trifluoromethyl)cyclopentadecanone
    —— (2RS,5RS)-2-(bromomethyl)clavam 64341-05-5 C6H8BrNO2
    (2RS,5RS)-2-(bromomethyl)clavam
    —— 2-chloro-3-(dichlorophosphino)-2,3-dihydro-1,3,2-benzoxazaphosphole 91508-75-7 C6H4Cl3NOP2
    2-chloro-3-(dichlorophosphino)-2,3-dihydro-1,3,2-benzoxazaphosphole
    —— 2,2-dichloro-N-methylsulfonyl-N-prop-2-enylacetamide 1224615-17-1 C6H9Cl2NO3S
    2,2-dichloro-N-methylsulfonyl-N-prop-2-enylacetamide
    —— (2S)-1-[benzyl(2-hydroxyethyl)amino]-6-[tert-butyl(dimethyl)silyl]oxyhexan-2-ol 429687-47-8 C21H39NO3Si
    (2S)-1-[benzyl(2-hydroxyethyl)amino]-6-[tert-butyl(dimethyl)silyl]oxyhexan-2-ol
    —— 2-(2,4-dichloro-1,1,2,3,3,4-hexafluorobutyl)-4-methyl-1,3-dioxolane 50477-15-1 C8H8Cl2F6O2
    2-(2,4-dichloro-1,1,2,3,3,4-hexafluorobutyl)-4-methyl-1,3-dioxolane
    —— (2R)-1,8-diiodooct-7-en-2-ol 861807-63-8 C8H14I2O
    (2R)-1,8-diiodooct-7-en-2-ol
    —— 2,4,6-tri-tert-butyl-1,1-diphenoxy-1λ5-phosphinine 57604-72-5 C29H39O2P
    2,4,6-tri-tert-butyl-1,1-diphenoxy-1λ5-phosphinine
    —— 2-(3,5-dimethylphenoxy)pyridine-3-carbohydrazide 871214-28-7 C14H15N3O2
    2-(3,5-dimethylphenoxy)pyridine-3-carbohydrazide
    —— 2-Acetamido-2-aethoxycarbonyl-3-methyl-5-chlor-4-pentensaeure-aethylester 14380-92-8 C13H20ClNO5
    2-Acetamido-2-aethoxycarbonyl-3-methyl-5-chlor-4-pentensaeure-aethylester
    —— 2,7-dibromo-N-(2-decyltetradecyl)-3,6-bis(4-octylbenzoyl)carbazole 1262726-93-1 C66H95Br2NO2
    2,7-dibromo-N-(2-decyltetradecyl)-3,6-bis(4-octylbenzoyl)carbazole
    —— 2S-isobutyl-3-(quinolin-8-ylmethylthio)butan-1,4-dioic acid 4-tert-butyl ester 198422-25-2 C22H29NO4S
    2S-isobutyl-3-(quinolin-8-ylmethylthio)butan-1,4-dioic acid 4-tert-butyl ester
    —— 2-({1-[2-(2-[(3-Allyloxycarbonyloxy-pyridine-2-carbonyl)-amino]-3-{2-[(4-oxo-piperidine-2-carbonyl)-amino]-2-phenyl-acetoxy}-butyrylamino)-butyryl]-pyrrolidine-2-carbonyl}-methyl-amino)-3-phenyl-propionic acid; compound with trifluoro-acetic acid 127092-13-1 C2HF3O2*C47H55N7O13
    2-({1-[2-(2-[(3-Allyloxycarbonyloxy-pyridine-2-carbonyl)-amino]-3-{2-[(4-oxo-piperidine-2-carbonyl)-amino]-2-phenyl-acetoxy}-butyrylamino)-butyryl]-pyrrolidine-2-carbonyl}-methyl-amino)-3-phenyl-propionic acid; compound with trifluoro-acetic acid
    —— 2-(5-bromo-2-oxo-2,3-dihydro-indol-1-yl)-3-cyclopentyl-N-(1-methyl-1H-pyrazol-3-yl)-propionamide 1380286-05-4 C20H23BrN4O2
    2-(5-bromo-2-oxo-2,3-dihydro-indol-1-yl)-3-cyclopentyl-N-(1-methyl-1H-pyrazol-3-yl)-propionamide
    —— (2R,3R,4S,5R,6R)-2-(acetoxymethyl)-6-(4-((((3aR,5R,6S,6aR)-5-((R)-1,2-dihydroxyethyl)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-6-yl)oxy)methyl)-1H-1,2,3-triazol-1-yl)tetrahydro-2H-pyran-3,4,5-triyl triacetate 1449012-89-8 C26H37N3O15
    (2R,3R,4S,5R,6R)-2-(acetoxymethyl)-6-(4-((((3aR,5R,6S,6aR)-5-((R)-1,2-dihydroxyethyl)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-6-yl)oxy)methyl)-1H-1,2,3-triazol-1-yl)tetrahydro-2H-pyran-3,4,5-triyl triacetate
    —— 2-Allyl-2-((Z)-but-2-enyl)-malonic acid dimethyl ester 145429-72-7 C12H18O4
    2-Allyl-2-((Z)-but-2-enyl)-malonic acid dimethyl ester
    —— 2,3:5,6-di-O-isopropylidene-D-mannose 13199-23-0 C12H20O6
    2,3:5,6-di-O-isopropylidene-D-mannose
    —— (2-acenaphthen-5-yl-ethyl)-malonic acid diethyl ester 854850-79-6 C21H24O4
    (2-acenaphthen-5-yl-ethyl)-malonic acid diethyl ester
    —— (22S,23R,24S)-3β,23-diacetoxy-22-iodo-24-methyl-5α-cholest-8(14)-en-15-one 876404-93-2 C32H49IO5
    (22S,23R,24S)-3β,23-diacetoxy-22-iodo-24-methyl-5α-cholest-8(14)-en-15-one
    —— 2-[5-amino-6-oxo-2-(m-tolyl)-1,6-dihydro-1-pyrimidinyl]-N-[1-[[5-(diethylaminocarbonyl)benzoxazol-2-yl]carbonyl]-2-phenylethyl]acetamide 207235-38-9 C34H34N6O5
    2-[5-amino-6-oxo-2-(m-tolyl)-1,6-dihydro-1-pyrimidinyl]-N-[1-[[5-(diethylaminocarbonyl)benzoxazol-2-yl]carbonyl]-2-phenylethyl]acetamide
    —— 2-diethoxymethyladenine 79936-09-7 C10H15N5O2
    2-diethoxymethyladenine
    —— 2,3-bis-(2,4-dinitro-benzenesulfenyloxy)-2,3-dimethyl-butane 110335-53-0 C18H18N4O10S2
    2,3-bis-(2,4-dinitro-benzenesulfenyloxy)-2,3-dimethyl-butane
    —— 2,3-Dimethoxy-6-(3'-hydroxybuten(1)yl)-(N,N-dimethyl)-benzylamin 79622-82-5 C15H23NO3
    2,3-Dimethoxy-6-(3'-hydroxybuten(1)yl)-(N,N-dimethyl)-benzylamin
    —— (2R)-2-[3-[[3-(4-chlorophenoxy)-2-methylpyrrolo[2,3-b]pyridin-1-yl]methyl]phenoxy]butanoic acid 1097836-81-1 C25H23ClN2O4
    (2R)-2-[3-[[3-(4-chlorophenoxy)-2-methylpyrrolo[2,3-b]pyridin-1-yl]methyl]phenoxy]butanoic acid
    —— 2-[2-(4-cyclobutylpiperazin-1-yl)-2-oxoethyl]-6-fluoro-9-methyl-2,3,4,9-tetrahydro-1H-beta-carboline 1094706-35-0 C22H29FN4O
    2-[2-(4-cyclobutylpiperazin-1-yl)-2-oxoethyl]-6-fluoro-9-methyl-2,3,4,9-tetrahydro-1H-beta-carboline
    —— (2S,4R,5R)-1-((S)-4-benzyl-2-oxooxazolidin-3-yl)-5-methoxy-7-((4-methoxybenzyl)oxy)-2,4-dimethylheptane-1,3-dione 1551543-85-1 C28H35NO7
    (2S,4R,5R)-1-((S)-4-benzyl-2-oxooxazolidin-3-yl)-5-methoxy-7-((4-methoxybenzyl)oxy)-2,4-dimethylheptane-1,3-dione
    —— 2-(<i>N</i>-phenyl-hydrazino)-benzooxazole 4410-25-7 C13H11N3O
    2-(<i>N</i>-phenyl-hydrazino)-benzooxazole
    —— 2-benzoyloxymethyl-5-(1,3-diphenyl-imidazolidin-2-yl)-furan 39050-05-0 C27H24N2O3
    2-benzoyloxymethyl-5-(1,3-diphenyl-imidazolidin-2-yl)-furan
    —— 2-aminopyridinium 2-(5-hydroxy-1,3-dimethyl-2,4,6-trioxohexahydropyrimidin-5-yl)-1,3,4-trioxo-1,2,3,4-tetrahydronaphthalen-2-ide 1367748-37-5 C5H6N2*C16H12N2O7
    2-aminopyridinium 2-(5-hydroxy-1,3-dimethyl-2,4,6-trioxohexahydropyrimidin-5-yl)-1,3,4-trioxo-1,2,3,4-tetrahydronaphthalen-2-ide
    —— (2,4,6-tribromo-phenyl)-β-<i>D</i>-glucopyranoside 33527-02-5 C12H13Br3O6
    (2,4,6-tribromo-phenyl)-β-<i>D</i>-glucopyranoside
    —— 2-acetamido-N-(4-acetamido-2-bromophenyl)-N-methylbenzenesulfonamide 820961-13-5 C17H18BrN3O4S
    2-acetamido-N-(4-acetamido-2-bromophenyl)-N-methylbenzenesulfonamide
    —— 2-methoxy-5-phenylsulphonyl-6-(p-tolyl)pyrimidin-4-amine 96237-37-5 C18H17N3O3S
    2-methoxy-5-phenylsulphonyl-6-(p-tolyl)pyrimidin-4-amine
    —— 2-(2,2-difluoroethoxy)-4-fluoroaniline 1183167-57-8 C8H8F3NO
    2-(2,2-difluoroethoxy)-4-fluoroaniline
    —— {2-[(9R)-9-(pyridin-2-yl)-6-oxaspiro[4.5]decan-9-yl]ethyl}({[4-(trifluoromethyl)pyridin-2-yl]methyl})amine 1401029-62-6 C23H28F3N3O
    {2-[(9R)-9-(pyridin-2-yl)-6-oxaspiro[4.5]decan-9-yl]ethyl}({[4-(trifluoromethyl)pyridin-2-yl]methyl})amine
    —— (2R)-1-benzyl-N-(4-(ethyl(methyl)amino)-3,4-dioxo-1-phenylbutan-2-yl)-5-oxopyrrolidine-2-carboxamide 1254698-53-7 C25H29N3O4
    (2R)-1-benzyl-N-(4-(ethyl(methyl)amino)-3,4-dioxo-1-phenylbutan-2-yl)-5-oxopyrrolidine-2-carboxamide
    —— 2-(4-chlorophenoxymethyl)-1-(3,5-di-tert-butylphenyl)piperazine 1119697-63-0 C25H35ClN2O
    2-(4-chlorophenoxymethyl)-1-(3,5-di-tert-butylphenyl)piperazine
    —— 2-[4-amino-4-(S)-(tetrahydro-pyran-4-yl)-butyrylamino]-3-(R)-tert-butoxy-propionic acid methyl ester 876763-03-0 C17H32N2O5
    2-[4-amino-4-(S)-(tetrahydro-pyran-4-yl)-butyrylamino]-3-(R)-tert-butoxy-propionic acid methyl ester
    —— (2E,4Z)-4-bromo-4-{2-[3-(1,8-dimethyl-15-oxa-16-szatetracyclo[6.6.2.0<sup>2,7</sup>.0<sup>9,14</sup>]hexadeca-2,4,6,9,11,13-hexaen-16-yl)-3-oxopropyl]cyclohexylidene}-2-butenyl ether 264134-89-6 C36H38BrNO3
    (2E,4Z)-4-bromo-4-{2-[3-(1,8-dimethyl-15-oxa-16-szatetracyclo[6.6.2.0<sup>2,7</sup>.0<sup>9,14</sup>]hexadeca-2,4,6,9,11,13-hexaen-16-yl)-3-oxopropyl]cyclohexylidene}-2-butenyl ether
    —— 2-[(4-chlorophenoxy)methyl]-3-[[2-[(4-chlorophenoxy)methyl]-1-azatricyclo[6.3.1.04,12]dodeca-2,4,6,8(12)-tetraen-3-yl]methyl]-1-azatricyclo[6.3.1.04,12]dodeca-2,4,6,8(12)-tetraene 124067-93-2 C37H32Cl2N2O2
    2-[(4-chlorophenoxy)methyl]-3-[[2-[(4-chlorophenoxy)methyl]-1-azatricyclo[6.3.1.04,12]dodeca-2,4,6,8(12)-tetraen-3-yl]methyl]-1-azatricyclo[6.3.1.04,12]dodeca-2,4,6,8(12)-tetraene
    —— 2-(4'-fluoro-4-nitro-[1,1'-biphenyl]-2-yl)oxazolo[4,5-b]pyridine 1609168-14-0 C18H10FN3O3
    2-(4'-fluoro-4-nitro-[1,1'-biphenyl]-2-yl)oxazolo[4,5-b]pyridine
    —— 2-((2S,3R,5R)-5-Hydroxymethyl-3-methyl-tetrahydro-furan-2-yl)-ethanol 343950-01-6 C8H16O3
    2-((2S,3R,5R)-5-Hydroxymethyl-3-methyl-tetrahydro-furan-2-yl)-ethanol
    —— 2-(N-benzoylbenzamido)pyridine-3-yl benzoate 121991-51-3 C26H18N2O4
    2-(N-benzoylbenzamido)pyridine-3-yl benzoate
    —— 2-(aminocyclopentyl)-6-chloronicotinic acid fluoride 1092539-62-2 C11H12ClFN2O
    2-(aminocyclopentyl)-6-chloronicotinic acid fluoride
    —— (2S, 4S)-N-methoxycarbonyl-2-tributylstannyl-4-ethenyl-1,3-oxazolidine 1416449-05-2 C19H37NO3Sn
    (2S, 4S)-N-methoxycarbonyl-2-tributylstannyl-4-ethenyl-1,3-oxazolidine
    —— 2,2'-dimethyl<α-(2)H>diphenylmethanol 39994-18-8 C15H16O
    2,2'-dimethyl<α-(2)H>diphenylmethanol
    —— 2-(tridecyl)-(3,4,6-tri-O-acetyl-1,2-dideoxy-α-D-glucopyrano)-<2,1-d>-2-oxazoline 74660-51-8 C26H43NO8
    2-(tridecyl)-(3,4,6-tri-O-acetyl-1,2-dideoxy-α-D-glucopyrano)-<2,1-d>-2-oxazoline