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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-methyl-3-propionyl-succinic acid diethyl ester 52188-38-2 C12H20O5
    2-methyl-3-propionyl-succinic acid diethyl ester
    —— [2-Ethynyl-3-(2-iodoethyl)-3-methoxycyclohexen-1-yl]benzene 917221-38-6 C17H19IO
    [2-Ethynyl-3-(2-iodoethyl)-3-methoxycyclohexen-1-yl]benzene
    —— 2,5-Bis(13-bromtridecanoylamino)-3,6-bis<12-(tetrahydro-2-pyranyloxy)dodecyl>hydrochinon-dimethylether 77798-78-8 C68H122Br2N2O8
    2,5-Bis(13-bromtridecanoylamino)-3,6-bis<12-(tetrahydro-2-pyranyloxy)dodecyl>hydrochinon-dimethylether
    —— (2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-((1-(hydroxyimino)pent-4-yn-1-yl)thio)tetrahydro-2H-pyran-3,4,5-triyl triacetate 1297465-23-6 C19H25NO10S
    (2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-((1-(hydroxyimino)pent-4-yn-1-yl)thio)tetrahydro-2H-pyran-3,4,5-triyl triacetate
    —— (2R,3S)-N-tert-Butyl-2-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-3-hydroxy-3-(4-nitro-phenyl)-propionamide 178421-54-0 C21H21N3O6
    (2R,3S)-N-tert-Butyl-2-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-3-hydroxy-3-(4-nitro-phenyl)-propionamide
    —— 2-(4-chloro-phenyl)-5-thiocyanato-[1,3,4]oxadiazole 53961-43-6 C9H4ClN3OS
    2-(4-chloro-phenyl)-5-thiocyanato-[1,3,4]oxadiazole
    —— 2-Benzyl-isothiazolium - Iodid 38769-56-1 C10H10NS*I
    2-Benzyl-isothiazolium - Iodid
    —— [(2R,3S,4S,5R,6S)-3,4,5-triacetyloxy-6-[2-[4-[2-[(2S,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]sulfanylethoxy]but-2-ynoxy]ethylsulfanyl]oxan-2-yl]methyl acetate 1426937-59-8 C36H50O20S2
    [(2R,3S,4S,5R,6S)-3,4,5-triacetyloxy-6-[2-[4-[2-[(2S,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]sulfanylethoxy]but-2-ynoxy]ethylsulfanyl]oxan-2-yl]methyl acetate
    —— [2-(3-Chlorophenyl)piperidin-1-yl]-(5-fluoro-1,3-dimethylpyrazol-4-yl)methanone 1373314-46-5 C17H19ClFN3O
    [2-(3-Chlorophenyl)piperidin-1-yl]-(5-fluoro-1,3-dimethylpyrazol-4-yl)methanone
    —— 2,5-Bis-(4-chloro-phenyl)-3,4-bis-(4-methoxy-phenyl)-cyclopenta-2,4-dienone 87411-85-6 C31H22Cl2O3
    2,5-Bis-(4-chloro-phenyl)-3,4-bis-(4-methoxy-phenyl)-cyclopenta-2,4-dienone
    —— 2-guanidino-4-(3-ethyl-5-1,2,4-triazolyl)thiazole 82982-36-3 C8H11N7S
    2-guanidino-4-(3-ethyl-5-1,2,4-triazolyl)thiazole
    —— 2-Aethoxycarbonyl-2,3-epoxy-4-methyl-valeriansaeure-isopropylester 95914-36-6 C12H20O5
    2-Aethoxycarbonyl-2,3-epoxy-4-methyl-valeriansaeure-isopropylester
    —— <2-(1'-carbomethoxyindol-3'-yl)ethyl><(3(S*),4(R*)-epoxy-5-methylidenecyclohex-1(S*)-yl)methyl>amine 101917-42-4 C20H24N2O3
    <2-(1'-carbomethoxyindol-3'-yl)ethyl><(3(S*),4(R*)-epoxy-5-methylidenecyclohex-1(S*)-yl)methyl>amine
    —— (2R,5S)-N-(2,3,4,6-tetra-O-pivaloyl-β-D-galactopyranosyl)-5-bromo-2-n-propyl-piperidin-4-one 1219026-45-5 C34H56BrNO10
    (2R,5S)-N-(2,3,4,6-tetra-O-pivaloyl-β-D-galactopyranosyl)-5-bromo-2-n-propyl-piperidin-4-one
    —— 2-(1H-indol-5-yl)-5-[1-(pyrrolidin-1-yl)cyclohexyl]-1,3-oxazole 1624848-66-3 C21H25N3O
    2-(1H-indol-5-yl)-5-[1-(pyrrolidin-1-yl)cyclohexyl]-1,3-oxazole
    —— 2-[(4-{[(4-methoxyphenyl)carbonyl]amino}phenyl)sulfonyl]-4-{[(2-methylphenyl)carbamoyl]oxy}butanoic acid 1369957-98-1 C26H26N2O8S
    2-[(4-{[(4-methoxyphenyl)carbonyl]amino}phenyl)sulfonyl]-4-{[(2-methylphenyl)carbamoyl]oxy}butanoic acid
    —— 2-[[(2R)-1-[1-[(4-fluoro-3-methylphenyl)methyl]piperidin-4-yl]-5-oxopyrrolidine-2-carbonyl]amino]-N,N,6-trimethylpyridine-4-carboxamide 1372126-89-0 C27H34FN5O3
    2-[[(2R)-1-[1-[(4-fluoro-3-methylphenyl)methyl]piperidin-4-yl]-5-oxopyrrolidine-2-carbonyl]amino]-N,N,6-trimethylpyridine-4-carboxamide
    —— 2-(2,3,4,5-tetrahydro-3,9-dimethylazepino[4,5-b]indol-6(1H)-yl)-1-(piperidin-1-yl)ethanone trifluoroacetic acid salt 1225435-20-0 C2HF3O2*C21H29N3O
    2-(2,3,4,5-tetrahydro-3,9-dimethylazepino[4,5-b]indol-6(1H)-yl)-1-(piperidin-1-yl)ethanone trifluoroacetic acid salt
    —— (2S,4S,5R,6R)-4-Acetoxy-5-acetylamino-6-((R)-1-ethoxy-allyl)-2-methoxy-tetrahydro-pyran-2-carboxylic acid methyl ester 474801-97-3 C17H27NO8
    (2S,4S,5R,6R)-4-Acetoxy-5-acetylamino-6-((R)-1-ethoxy-allyl)-2-methoxy-tetrahydro-pyran-2-carboxylic acid methyl ester
    —— 2-desmethyl-3-desethyl-2,3-bis-(ethylene glycol methyl ether) xanthobilirubinic acid 1180557-19-0 C20H28N2O7
    2-desmethyl-3-desethyl-2,3-bis-(ethylene glycol methyl ether) xanthobilirubinic acid
    —— 22,27-Imino-17,23-oxido-Δ<sup>4</sup>-jerven-3-on 14410-94-7 C27H41NO2
    22,27-Imino-17,23-oxido-Δ<sup>4</sup>-jerven-3-on
    —— 2-{4-[(2-fluorophenyl)amino]phenyl}-6-[(3-hydroxypropyl)(methylsulfonyl)amino]-5-methoxy-N-methyl-2H-indazole-3-carboxamide 1373841-80-5 C26H28FN5O5S
    2-{4-[(2-fluorophenyl)amino]phenyl}-6-[(3-hydroxypropyl)(methylsulfonyl)amino]-5-methoxy-N-methyl-2H-indazole-3-carboxamide
    —— 2,6-dimethyl-3,5-dimethoxycarbonyl-4-(5-bromo-2-thienyl)-pyridine 1037462-22-8 C15H14BrNO4S
    2,6-dimethyl-3,5-dimethoxycarbonyl-4-(5-bromo-2-thienyl)-pyridine
    —— 2-Chloromethyl-2,3-dimethyl-pentanoic acid methyl ester 57539-93-2 C9H17ClO2
    2-Chloromethyl-2,3-dimethyl-pentanoic acid methyl ester
    —— 2-Acetamido-3.8-dinitronaphthalin 103859-59-2 C12H9N3O5
    2-Acetamido-3.8-dinitronaphthalin
    —— 2(S)-tert-butoxycarbonylamino-3-{4-[4-(2(S)-tert-butoxycarbonylamino-2-carboxy-ethyl)-phenoxymethyl]-1,2,3-triazol-1-yl}-propionic acid 1190745-05-1 C25H35N5O9
    2(S)-tert-butoxycarbonylamino-3-{4-[4-(2(S)-tert-butoxycarbonylamino-2-carboxy-ethyl)-phenoxymethyl]-1,2,3-triazol-1-yl}-propionic acid
    —— 2-{4-[7-chloro-2,3-bis(ethylamino)quinoxalin-6-yl]but-3-yn-1-yl}-1H-isoindole-1,3(2H)-dione 1372142-49-8 C24H22ClN5O2
    2-{4-[7-chloro-2,3-bis(ethylamino)quinoxalin-6-yl]but-3-yn-1-yl}-1H-isoindole-1,3(2H)-dione
    —— 2-amino-1-butoxyethylene-1,1-bisphosphonic acid 1042066-65-8 C6H17NO7P2
    2-amino-1-butoxyethylene-1,1-bisphosphonic acid
    —— 2-<α-(2-Tolyl)ethyl>benzoesaeure 29852-37-7 C16H16O2
    2-<α-(2-Tolyl)ethyl>benzoesaeure
    —— 2-Furancarboxylic acid,5-[[[(1,1-dimethylethoxy)carbonyl](2-pyridinylmethyl)amino]methyl]-, ethylester 370594-59-5 C19H24N2O5
    2-Furancarboxylic acid,5-[[[(1,1-dimethylethoxy)carbonyl](2-pyridinylmethyl)amino]methyl]-, ethylester
    —— 2-[(4'-ethylbiphenyl-4-yl)(formyl)amino]-4-(5-methyl-4-oxo-1,2,3-benzotriazin-3(4H)-yl)butanoic acid 1369961-85-2 C27H26N4O4
    2-[(4'-ethylbiphenyl-4-yl)(formyl)amino]-4-(5-methyl-4-oxo-1,2,3-benzotriazin-3(4H)-yl)butanoic acid
    —— 2-(2-((1H-indol-3-yl)methyl)-1-oxo-2,9-diazaspiro[5.5]undecan-9-yl)-6-methylisonicotinonitrile 1373765-84-4 C25H27N5O
    2-(2-((1H-indol-3-yl)methyl)-1-oxo-2,9-diazaspiro[5.5]undecan-9-yl)-6-methylisonicotinonitrile
    —— (2R)-2-[(4'-chlorobiphenyl-4-yl)(methylsulfonyl)amino]-4-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)butanoic acid 1369962-63-9 C24H21ClN4O5S
    (2R)-2-[(4'-chlorobiphenyl-4-yl)(methylsulfonyl)amino]-4-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)butanoic acid
    —— 2-methylsulfanyl-4-(2-phenylthiazol-4-yl)-pyrimidine 1092073-95-4 C14H11N3S2
    2-methylsulfanyl-4-(2-phenylthiazol-4-yl)-pyrimidine
    —— (+)-2-ethynyl-D<sub>3</sub>-trishomocubane 84782-71-8 C13H14
    (+)-2-ethynyl-D<sub>3</sub>-trishomocubane
    —— (2S,3S)-3-(N-benzyloxycarbonyl)amino-2-acetoxy-4-phenylbutyryl-3'-trans-[para-(ortho-nitrobenzyl)benzyloxy]-L-prolyl-tert-butyl amide 191851-60-2 C43H48N4O10
    (2S,3S)-3-(N-benzyloxycarbonyl)amino-2-acetoxy-4-phenylbutyryl-3'-trans-[para-(ortho-nitrobenzyl)benzyloxy]-L-prolyl-tert-butyl amide
    —— 2-[2-(2-benzoylmercapto-<i>N</i>-methyl-anilino)-propenyl]-3-methyl-benzothiazolium; chloride 103778-33-2 C25H23N2OS2*Cl
    2-[2-(2-benzoylmercapto-<i>N</i>-methyl-anilino)-propenyl]-3-methyl-benzothiazolium; chloride
    —— 2-(Chloromethyl)-4-ethyl-1,3-thiazole 1343666-45-4 C6H8ClNS
    2-(Chloromethyl)-4-ethyl-1,3-thiazole
    —— (2S,3S)-2-Benzyl-1-((3aS,8aR)-2,2-dimethyl-8,8a-dihydro-3aH-indeno[1,2-d]oxazol-3-yl)-3-fluoro-3-(S)-oxiranyl-propan-1-one 360558-49-2 C24H26FNO3
    (2S,3S)-2-Benzyl-1-((3aS,8aR)-2,2-dimethyl-8,8a-dihydro-3aH-indeno[1,2-d]oxazol-3-yl)-3-fluoro-3-(S)-oxiranyl-propan-1-one
    —— 2-hydroxy-1-methylbicyclo[6.4.0]dodecan-9-one 1093945-39-1 C13H22O2
    2-hydroxy-1-methylbicyclo[6.4.0]dodecan-9-one
    —— 2',3'-O-isopropylidene-5'-O-[dimethyl(1,1,2-trimethylpropyl)silyl]adenosine-8-methyl-(8(1)->5'-S)-2',3'-O-isopropylidene-6-methyl-5'-thiouridine 1184837-99-7 C35H53N7O9SSi
    2',3'-O-isopropylidene-5'-O-[dimethyl(1,1,2-trimethylpropyl)silyl]adenosine-8-methyl-(8(1)->5'-S)-2',3'-O-isopropylidene-6-methyl-5'-thiouridine
    —— 2-ethylsulfanyl-6-isobutyl-5,6,7,8-tetrahydro-3<i>H</i>-pyrido[4,3-<i>d</i>]pyrimidin-4-one 3762-84-3 C13H21N3OS
    2-ethylsulfanyl-6-isobutyl-5,6,7,8-tetrahydro-3<i>H</i>-pyrido[4,3-<i>d</i>]pyrimidin-4-one
    —— 2,2-Dimethyl-propionic acid 2-((6S,9R,10S,11S,13S,16R,17R)-1,2-dichloro-6,9-difluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxo-ethyl ester 23961-27-5 C27H36Cl2F2O6
    2,2-Dimethyl-propionic acid 2-((6S,9R,10S,11S,13S,16R,17R)-1,2-dichloro-6,9-difluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxo-ethyl ester
    —— 2-Piperidino-6-propyl-4-pyrrolidino-5,6,7,8-tetrahydro-pyrido<4,3-d>pyrimidin 7128-31-6 C19H31N5
    2-Piperidino-6-propyl-4-pyrrolidino-5,6,7,8-tetrahydro-pyrido<4,3-d>pyrimidin
    —— 2-(4-isopropoxy-naphthalen-1-yl)-4,6-dimethoxy-[1,3,5]triazine 98564-09-1 C18H19N3O3
    2-(4-isopropoxy-naphthalen-1-yl)-4,6-dimethoxy-[1,3,5]triazine
    —— 2-{(2-Hydroxy-ethyl)-[3,3,3-tris-(4-chloro-phenyl)-propyl]-amino}-ethanol 95803-38-6 C25H26Cl3NO2
    2-{(2-Hydroxy-ethyl)-[3,3,3-tris-(4-chloro-phenyl)-propyl]-amino}-ethanol
    —— 2',3'-O-isopropylidene-5'-O-p-tosyl-2-ethyladenosine 1293967-12-0 C22H27N5O6S
    2',3'-O-isopropylidene-5'-O-p-tosyl-2-ethyladenosine
    —— 2-(1-(3-bromophenyl)-2,2-dichloro-2-nitroethyl)isoindoline-1,3-dione 1384849-42-6 C16H9BrCl2N2O4
    2-(1-(3-bromophenyl)-2,2-dichloro-2-nitroethyl)isoindoline-1,3-dione
    —— (2S,4S)-4-Acetylsulfanyl-2-((3S,4S)-3,4-diacetoxy-pyrrolidine-1-carbonyl)-pyrrolidine-1-carboxylic acid 4-nitro-benzyl ester 248604-47-9 C23H27N3O10S
    (2S,4S)-4-Acetylsulfanyl-2-((3S,4S)-3,4-diacetoxy-pyrrolidine-1-carbonyl)-pyrrolidine-1-carboxylic acid 4-nitro-benzyl ester
    —— 2-methyl-3-vinyl-quinoline-4,8-diol 104179-51-3 C12H11NO2
    2-methyl-3-vinyl-quinoline-4,8-diol