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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Hydroxy-1-methyl-3,5-dicyan-1,2-dihydropyridin 20239-00-3 C8H7N3O
    2-Hydroxy-1-methyl-3,5-dicyan-1,2-dihydropyridin
    —— 2,7-Dimethyl-octa-3,5-diin-1,2,7-triol 41853-76-3 C10H14O3
    2,7-Dimethyl-octa-3,5-diin-1,2,7-triol
    —— [(2R,6R)-6-(2-Benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl]-acetaldehyde 862814-40-2 C17H22O3
    [(2R,6R)-6-(2-Benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl]-acetaldehyde
    —— 2-Dodecylsulfanylmethyl-1,4,7,10,13-pentaoxa-cyclopentadecane 143994-77-8 C23H46O5S
    2-Dodecylsulfanylmethyl-1,4,7,10,13-pentaoxa-cyclopentadecane
    —— 2-(Benzenesulfonyl)-2-bromo-1-phenylbutan-1-one 925901-26-4 C16H15BrO3S
    2-(Benzenesulfonyl)-2-bromo-1-phenylbutan-1-one
    —— 2-Hydroxy-1-hydroxyaethyl-5-methyl-bicyclo-<3.3.1>-non-3-en 2223-24-7 C12H20O2
    2-Hydroxy-1-hydroxyaethyl-5-methyl-bicyclo-<3.3.1>-non-3-en
    —— (2R,5S)-benzyl 2-(but-3-enyl)-5-(tosyloxymethyl)pyrrolidine-1-carboxylate 1260087-84-0 C24H29NO5S
    (2R,5S)-benzyl 2-(but-3-enyl)-5-(tosyloxymethyl)pyrrolidine-1-carboxylate
    —— 2,3-dihydroxy-9,10,11,12-tetrahydrodibenzofuro<3,2-c:3',2'-g>benzopyran-5(H)-one 161644-53-7 C21H14O6
    2,3-dihydroxy-9,10,11,12-tetrahydrodibenzofuro<3,2-c:3',2'-g>benzopyran-5(H)-one
    —— 2-(2,2-dichloro-1-methyl-cyclopropyl)-propane-1,2-diol 98336-46-0 C7H12Cl2O2
    2-(2,2-dichloro-1-methyl-cyclopropyl)-propane-1,2-diol
    —— 2-((1,2,3,4-tetrahydronaphthalen-1-yl)thio)benzo[d]thiazole 1446094-34-3 C17H15NS2
    2-((1,2,3,4-tetrahydronaphthalen-1-yl)thio)benzo[d]thiazole
    —— 2-(1-(4-((4-(tert-butyl)phenyl)ethynyl)phenyl)-1H-phenanthro[9,10-d]imidazol-2-yl)phenol 1440510-60-0 C39H30N2O
    2-(1-(4-((4-(tert-butyl)phenyl)ethynyl)phenyl)-1H-phenanthro[9,10-d]imidazol-2-yl)phenol
    —— 2-ethyl-7-methyl-N-(4-(4-(trifluoromethoxy)phenoxy)benzyl)imidazo[1,2-a]pyridine-3-carboxamide 1334719-07-1 C25H22F3N3O3
    2-ethyl-7-methyl-N-(4-(4-(trifluoromethoxy)phenoxy)benzyl)imidazo[1,2-a]pyridine-3-carboxamide
    —— 2-(4chlorphenyl)-4-(2-ethylanilinomethylene)-2,4-dihydro-5-methyl-3H-pyrazol-3-one 184708-32-5 C19H18ClN3O
    2-(4chlorphenyl)-4-(2-ethylanilinomethylene)-2,4-dihydro-5-methyl-3H-pyrazol-3-one
    —— 2-(pyridin-3-yl)-5-(thiophen-2-yl)oxazole 1055195-24-8 C12H8N2OS
    2-(pyridin-3-yl)-5-(thiophen-2-yl)oxazole
    —— 2.2.3.3-Bis-tetramethylen-butandiol-(1.4) 96535-94-3 C12H22O2
    2.2.3.3-Bis-tetramethylen-butandiol-(1.4)
    —— 2-ethylamino-1-phenyl-butan-1-ol; hydrochloride 63199-71-3 C12H19NO*ClH
    2-ethylamino-1-phenyl-butan-1-ol; hydrochloride
    —— 2,2,4-trichloro-5-phenyl-6-trichloromethyl-2λ<sup>5</sup>-[1,3,2]diazaphosphinine 52957-28-5 C10H5Cl6N2P
    2,2,4-trichloro-5-phenyl-6-trichloromethyl-2λ<sup>5</sup>-[1,3,2]diazaphosphinine
    —— 2,4-Di-tert-butyl-2-(2-cyclopentyl-2-oxo-ethyl)-furan-3-one 80534-67-4 C19H30O3
    2,4-Di-tert-butyl-2-(2-cyclopentyl-2-oxo-ethyl)-furan-3-one
    —— (2R,4R)-5-biphenyl-4-yl-4-[(1-carboxymethyl-5-phenyl-1H-pyrazole-3-carbonyl)-amino]-2-hydroxy-pentanoic acid trifluoroacetate 1383014-52-5 C2HF3O2*C29H27N3O6
    (2R,4R)-5-biphenyl-4-yl-4-[(1-carboxymethyl-5-phenyl-1H-pyrazole-3-carbonyl)-amino]-2-hydroxy-pentanoic acid trifluoroacetate
    —— (2R,4R)-5-biphenyl-4-yl-4-{[1-(2-carboxy-ethyl)-5-phenyl-1H-pyrazole-3-carbonyl]-amino}-2-hydroxy-pentanoic acid trifluoroacetate 1383014-61-6 C2HF3O2*C30H29N3O6
    (2R,4R)-5-biphenyl-4-yl-4-{[1-(2-carboxy-ethyl)-5-phenyl-1H-pyrazole-3-carbonyl]-amino}-2-hydroxy-pentanoic acid trifluoroacetate
    —— (2R,4R)-5-biphenyl-4-yl-2-hydroxy-4-[(5-morpholin-4-ylmethyl-isoxazole-3-carbonyl)-amino]-pentanoic acid trifluoroacetate 1383010-95-4 C2HF3O2*C26H29N3O6
    (2R,4R)-5-biphenyl-4-yl-2-hydroxy-4-[(5-morpholin-4-ylmethyl-isoxazole-3-carbonyl)-amino]-pentanoic acid trifluoroacetate
    —— (2S)-2-[(2-amino-5-chloroquinazolin-4-yl)amino]pentan-1-ol 1413944-67-8 C13H17ClN4O
    (2S)-2-[(2-amino-5-chloroquinazolin-4-yl)amino]pentan-1-ol
    —— 2-[(1R,3r,5S)-3-{[3-(2-chlorophenyl)-5-cyclopropyl-1,2-oxazol-4-yl]methoxy}-8-azabicyclo[3.2.1]octan-8-yl]-6-methylpyrimidine-4-carboxylic acid 1383818-41-4 C26H27ClN4O4
    2-[(1R,3r,5S)-3-{[3-(2-chlorophenyl)-5-cyclopropyl-1,2-oxazol-4-yl]methoxy}-8-azabicyclo[3.2.1]octan-8-yl]-6-methylpyrimidine-4-carboxylic acid
    —— (2R,11s,19aS)-2-amino-15-fluoro-7,12-dimethyl-11-(1-pyrrolidinylcarbonyl)-2,3,6,7,9,10,11,12,19,19a-decahydro-1H,5H-pyrrolo[2,1-c][1,4,7,12]benzoxatriazacyclopentadecine-5,8,13-trione hydrochloride 1264227-79-3 C25H34FN5O5*ClH
    (2R,11s,19aS)-2-amino-15-fluoro-7,12-dimethyl-11-(1-pyrrolidinylcarbonyl)-2,3,6,7,9,10,11,12,19,19a-decahydro-1H,5H-pyrrolo[2,1-c][1,4,7,12]benzoxatriazacyclopentadecine-5,8,13-trione hydrochloride
    —— 2,3,5-Trimethyl-6-aethyl-thionaphthen 95318-15-3 C13H16S
    2,3,5-Trimethyl-6-aethyl-thionaphthen
    —— 2-(3,4-Dichlorbenzol)-5,5-dimethyl-3-pyrrolidino-cyclohex-2-en-1-on 94304-47-9 C19H21Cl2NO2
    2-(3,4-Dichlorbenzol)-5,5-dimethyl-3-pyrrolidino-cyclohex-2-en-1-on
    —— 2-(p-Dimethylamino-N-oxid)-styryl-pyridin-1-oxid 97214-27-2 C15H16N2O2
    2-(p-Dimethylamino-N-oxid)-styryl-pyridin-1-oxid
    —— 2,6-Bis-(2,4-dihydroxy-5-acetyl-phenyl)-4-oxo-1,4-pyran 94879-98-8 C21H16O8
    2,6-Bis-(2,4-dihydroxy-5-acetyl-phenyl)-4-oxo-1,4-pyran
    —— 2-Methyl-4aβ-hydroxy-8-methoxy-C-nor-1,2,3,4a,4bβ,5,6,10bα,11,11aα-undecahydrochrysen-1-on 796-32-7 C19H24O3
    2-Methyl-4aβ-hydroxy-8-methoxy-C-nor-1,2,3,4a,4bβ,5,6,10bα,11,11aα-undecahydrochrysen-1-on
    —— 2-[[4-Chloro-3-(trifluoromethyl)phenyl]carbamoyl]-3,4,5,6-tetrafluorobenzoic acid 1269510-51-1 C15H5ClF7NO3
    2-[[4-Chloro-3-(trifluoromethyl)phenyl]carbamoyl]-3,4,5,6-tetrafluorobenzoic acid
    —— 2-({4-[6-(4-hydroxy-3-methylphenyl)-2-oxo-2,3-dihydropyrimidin-4-yl]phenyl}oxy)-N-[3-(1H-imidazol-1-yl)propyl]acetamide 1076185-77-7 C25H25N5O4
    2-({4-[6-(4-hydroxy-3-methylphenyl)-2-oxo-2,3-dihydropyrimidin-4-yl]phenyl}oxy)-N-[3-(1H-imidazol-1-yl)propyl]acetamide
    —— 2-(4-ethylsulfanylphenyl)acetonitrile 99055-63-7 C10H11NS
    2-(4-ethylsulfanylphenyl)acetonitrile
    —— 2,4-Ditert-butyl-6-[[4-(dimethylamino)pyridin-2-yl]methyl]phenol 1415753-97-7 C22H32N2O
    2,4-Ditert-butyl-6-[[4-(dimethylamino)pyridin-2-yl]methyl]phenol
    —— 2-Fluor-2,2-dinitroethoxyacetylchlorid 25172-23-0 C4H4ClFN2O6
    2-Fluor-2,2-dinitroethoxyacetylchlorid
    —— 2-Chlor-3-(2-chlor-ethyl)-4-methyl-pyridin 6861-42-3 C8H9Cl2N
    2-Chlor-3-(2-chlor-ethyl)-4-methyl-pyridin
    —— 2-[4-(2-diphenylmethoxymethylphenyl)buta-1,3-diyn-1-yl]benzyl alcohol 341970-40-9 C31H24O2
    2-[4-(2-diphenylmethoxymethylphenyl)buta-1,3-diyn-1-yl]benzyl alcohol
    —— 2-<6-(2-Methoxycarbonyl-ethyl)-2,3,4-trimethoxy-phenyl>-cyclohepten-(1)-carbonsaeure-(1)-methylester 96002-91-4 C22H30O7
    2-<6-(2-Methoxycarbonyl-ethyl)-2,3,4-trimethoxy-phenyl>-cyclohepten-(1)-carbonsaeure-(1)-methylester
    —— 2-Methyl-1-<5-chlor-2-nitro-benzyliden>-1.2.3.4-tetrahydro-isochinolin 93329-95-4 C17H15ClN2O2
    2-Methyl-1-<5-chlor-2-nitro-benzyliden>-1.2.3.4-tetrahydro-isochinolin
    —— 2-Ethoxycarbonyloxy-1-ethoxycarbonyl-3-<2-ethoxycarbonyl-ethyl>-cyclopenten-(1) 97526-39-1 C16H24O7
    2-Ethoxycarbonyloxy-1-ethoxycarbonyl-3-<2-ethoxycarbonyl-ethyl>-cyclopenten-(1)
    —— (2S,3S,5R)-benzoic acid 2-acetoxy-5-(3-benzyloxymethyl-5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester 154230-42-9 C26H26N2O8
    (2S,3S,5R)-benzoic acid 2-acetoxy-5-(3-benzyloxymethyl-5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester
    —— 2-methyl-2-methylene-2l9-propa-1,2-diene compound with 3-(2,2-dibutylhexylidene)-2,2-dimethylbicyclo[2.2.1]heptane (1:1) 1278499-27-6 C22H42P*ClO4
    2-methyl-2-methylene-2l9-propa-1,2-diene compound with 3-(2,2-dibutylhexylidene)-2,2-dimethylbicyclo[2.2.1]heptane (1:1)
    —— 2-(1-benzyl-4-((4-methoxybenzyl)thio)piperidin-4-yl)ethanol 1408290-43-6 C22H29NO2S
    2-(1-benzyl-4-((4-methoxybenzyl)thio)piperidin-4-yl)ethanol
    —— 2-Methoxyimino-3,4,5-triphenyl-cyclopenten-(3)-on-(1) 102114-03-4 C24H19NO2
    2-Methoxyimino-3,4,5-triphenyl-cyclopenten-(3)-on-(1)
    —— 2α-iodine-5α-androstan-3,17-dione 64305-67-5 C19H27IO2
    2α-iodine-5α-androstan-3,17-dione
    —— 2,2-bis(ethylsulfanyl)-1,4-diphenylbutan-1-ol 70187-06-3 C20H26OS2
    2,2-bis(ethylsulfanyl)-1,4-diphenylbutan-1-ol
    —— 2-(1-adamantyl)-1,2,4-triazine-3,5(2H,4H)-dione 83610-10-0 C13H17N3O2
    2-(1-adamantyl)-1,2,4-triazine-3,5(2H,4H)-dione
    —— ((2R,3S)-3-((tert-butyldimethylsilyl)oxy)-5-((5-formamido-6-oxo-2-(2-phenoxyacetamido)-1,6-dihydropyrimidin-4-yl)amino)tetrahydrofuran-2-yl)methyl dimethyl phosphate 943301-10-8 C26H40N5O10PSi
    ((2R,3S)-3-((tert-butyldimethylsilyl)oxy)-5-((5-formamido-6-oxo-2-(2-phenoxyacetamido)-1,6-dihydropyrimidin-4-yl)amino)tetrahydrofuran-2-yl)methyl dimethyl phosphate
    —— 2-[2-(3-tert-butyl-4-hydroxy-5-{[3-(hydroxymethylcarbamoyl)-propyl]-methyl-amino}-phenyl)-2-oxo-ethyl]-6-ethoxy-3-imino-2,3-dihydro-1H-isoindole-5-carboxylicacid methylamide 774177-24-1 C30H41N5O6
    2-[2-(3-tert-butyl-4-hydroxy-5-{[3-(hydroxymethylcarbamoyl)-propyl]-methyl-amino}-phenyl)-2-oxo-ethyl]-6-ethoxy-3-imino-2,3-dihydro-1H-isoindole-5-carboxylicacid methylamide
    —— (2E,4Z)-n-butyl 6-cyclohexylamino-5-methyl-6-oxohexa-2,4-dienoate 1414882-47-5 C17H27NO3
    (2E,4Z)-n-butyl 6-cyclohexylamino-5-methyl-6-oxohexa-2,4-dienoate
    —— (2R,3S,4R,5R,6R)-2-(tert-Butyl-dimethyl-silanyloxymethyl)-4-(4-methoxy-benzyloxy)-3-methyl-6-prop-2-ynyl-5-triisopropylsilanyloxy-tetrahydro-pyran 512782-10-4 C33H58O5Si2
    (2R,3S,4R,5R,6R)-2-(tert-Butyl-dimethyl-silanyloxymethyl)-4-(4-methoxy-benzyloxy)-3-methyl-6-prop-2-ynyl-5-triisopropylsilanyloxy-tetrahydro-pyran