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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-[1-(3-Nitro-phenyl)-meth-(E)-ylidene]-succinic acid 125702-10-5 C11H9NO6
    2-[1-(3-Nitro-phenyl)-meth-(E)-ylidene]-succinic acid
    —— 2-benzothiazol-2-ylsulfanyl-<i>N</i>-(3-nitro-phenyl)-acetamide 19967-48-7 C15H11N3O3S2
    2-benzothiazol-2-ylsulfanyl-<i>N</i>-(3-nitro-phenyl)-acetamide
    —— 2-Isopropyl-5-(ethylthio)-4-phenyl-2H-1,2,4,6-thiatriazin-3(4H)-on-1,1-dioxid 79102-00-4 C13H17N3O3S2
    2-Isopropyl-5-(ethylthio)-4-phenyl-2H-1,2,4,6-thiatriazin-3(4H)-on-1,1-dioxid
    —— 2-methoxy-4-hydrazinylbenzoic acid hydrochloride 1338815-21-6 C8H10N2O3*ClH
    2-methoxy-4-hydrazinylbenzoic acid hydrochloride
    —— 2-cyano-3-[5-[5-[5-[4-(2,2-diphenylethenyl)phenyl]-4-hexylthiophen-2-yl]-4-hexylthiophen-2-yl]-2,3-dihydrothieno[3,4-b][1,4]dioxin-7-yl]prop-2-enoic acid 1203680-85-6 C50H49NO4S3
    2-cyano-3-[5-[5-[5-[4-(2,2-diphenylethenyl)phenyl]-4-hexylthiophen-2-yl]-4-hexylthiophen-2-yl]-2,3-dihydrothieno[3,4-b][1,4]dioxin-7-yl]prop-2-enoic acid
    —— (2S,4R)-(1-benzyl-4-butylpyrrolidin-2-yl)acetonitrile 635300-42-4 C17H24N2
    (2S,4R)-(1-benzyl-4-butylpyrrolidin-2-yl)acetonitrile
    —— 2-(Benzotriazol-1-ylmethoxy)-ethanol 123414-04-0 C9H11N3O2
    2-(Benzotriazol-1-ylmethoxy)-ethanol
    —— 2-(4-bromo-2,6-dimethylphenyl)-2H-indazole 1424198-10-6 C15H13BrN2
    2-(4-bromo-2,6-dimethylphenyl)-2H-indazole
    —— 2,3-dihydro-2-oxo-5-trifluoromethanesulfonyloxy-3,3,7-trimethylbenzofuran 131394-62-2 C12H11F3O5S
    2,3-dihydro-2-oxo-5-trifluoromethanesulfonyloxy-3,3,7-trimethylbenzofuran
    —— (2S,3R,4S,5S)-N-benzyloxycarbonyl-2-ethoxycarbonylmethyl-5-formyl-3,4-O-isopropylidenepyrrolidine-3,4-diol 1147521-65-0 C20H25NO7
    (2S,3R,4S,5S)-N-benzyloxycarbonyl-2-ethoxycarbonylmethyl-5-formyl-3,4-O-isopropylidenepyrrolidine-3,4-diol
    —— [(2S,3S)-2-tert-Butyl-2,3-dimethyl-6-phenyl-2,3-dihydro-pyran-(4E)-ylidene]-((R)-1-phenyl-ethyl)-amine 181378-85-8 C25H31NO
    [(2S,3S)-2-tert-Butyl-2,3-dimethyl-6-phenyl-2,3-dihydro-pyran-(4E)-ylidene]-((R)-1-phenyl-ethyl)-amine
    —— 2-cyclopropyl-4-[3'-(methylsulfonyl)biphenyl-3-yl]-8-(trifluoromethyl)quinazoline 1112985-99-5 C25H19F3N2O2S
    2-cyclopropyl-4-[3'-(methylsulfonyl)biphenyl-3-yl]-8-(trifluoromethyl)quinazoline
    —— 2-bromo-5-nitrothiophene-3-NN-dimethylcarboxamide 97187-84-3 C7H7BrN2O3S
    2-bromo-5-nitrothiophene-3-NN-dimethylcarboxamide
    —— [2-(1-Carbamoylimino-propyl)-cyclopent-1-enyl]-urea 344559-86-0 C10H16N4O2
    [2-(1-Carbamoylimino-propyl)-cyclopent-1-enyl]-urea
    —— (20S)-20-acetoxymethyl-15β-(4-benzoyloxybutyl)-2α,3α-isopropylidenedioxy-6,6-ethylenedioxy-5α-pregn-16-ene 1493765-90-4 C40H56O8
    (20S)-20-acetoxymethyl-15β-(4-benzoyloxybutyl)-2α,3α-isopropylidenedioxy-6,6-ethylenedioxy-5α-pregn-16-ene
    —— 2-(3-Methoxy-1,3,5(10)-oestradien-17β-yloxy)-essigsaeure 2886-05-7 C21H28O4
    2-(3-Methoxy-1,3,5(10)-oestradien-17β-yloxy)-essigsaeure
    —— [(2R,3R,12bS)-3-((S)-1-Hydroxy-ethyl)-10-methoxy-1,2,3,4,6,7,12,12b-octahydro-indolo[2,3-a]quinolizin-2-yl]-acetaldehyde oxime 83945-90-8 C20H27N3O3
    [(2R,3R,12bS)-3-((S)-1-Hydroxy-ethyl)-10-methoxy-1,2,3,4,6,7,12,12b-octahydro-indolo[2,3-a]quinolizin-2-yl]-acetaldehyde oxime
    —— 2-(2,6-diiodo-4-isobutylphenyl)-N-[2,3,5,6-tetrafluoro-4-(trifluoromethyl)phenyl]propanamide 1446442-50-7 C20H16F7I2NO
    2-(2,6-diiodo-4-isobutylphenyl)-N-[2,3,5,6-tetrafluoro-4-(trifluoromethyl)phenyl]propanamide
    —— (20S)-15-(4-benzoyloxybutyl)-20-hydroxymethyl-2α,3α-isopropylidenedioxy-6,6-ethylenedioxy-5α-pregn-14-ene 1493765-92-6 C38H54O7
    (20S)-15-(4-benzoyloxybutyl)-20-hydroxymethyl-2α,3α-isopropylidenedioxy-6,6-ethylenedioxy-5α-pregn-14-ene
    —— 2-(2-fluorobenzyl)-5-chloro-6-phenylpyridazin-3(2H)-one 1206156-60-6 C17H12ClFN2O
    2-(2-fluorobenzyl)-5-chloro-6-phenylpyridazin-3(2H)-one
    —— (2E)-2-[(3aS,4S,6S,7S,7aR)-4-[[tert-butyl(dimethyl)silyl]oxymethyl]-6-methyl-3a-trimethylsilyloxy-7-tri(propan-2-yl)silyloxy-5,6,7,7a-tetrahydro-4H-1-benzofuran-3-ylidene]ethanol 179815-69-1 C30H62O5Si3
    (2E)-2-[(3aS,4S,6S,7S,7aR)-4-[[tert-butyl(dimethyl)silyl]oxymethyl]-6-methyl-3a-trimethylsilyloxy-7-tri(propan-2-yl)silyloxy-5,6,7,7a-tetrahydro-4H-1-benzofuran-3-ylidene]ethanol
    —— 2-(3-nitrophenyl)amino-4-(coumarin-3-yl)-5-formylthiazole 936096-72-9 C19H11N3O5S
    2-(3-nitrophenyl)amino-4-(coumarin-3-yl)-5-formylthiazole
    —— 2-Methyl-4-<2-nitro-phenylsulfonylamino>-but-1-en 2031-36-9 C11H14N2O4S
    2-Methyl-4-<2-nitro-phenylsulfonylamino>-but-1-en
    —— (2,5-dioxopyrrolidin-1-yl) N-diazocarbamate 1439387-12-8 C5H4N4O4
    (2,5-dioxopyrrolidin-1-yl) N-diazocarbamate
    —— 2-(2,4-diaminophenoxy)ethyl (2E)-3-(4-{difluoro[4-(3-fluoropropoxy)phenyl]-methoxy}phenyl)prop-2-enoate 1345474-56-7 C27H27F3N2O5
    2-(2,4-diaminophenoxy)ethyl (2E)-3-(4-{difluoro[4-(3-fluoropropoxy)phenyl]-methoxy}phenyl)prop-2-enoate
    —— 2-Pyridinesulfonamide, 3-(chloromethyl)-6-(trifluoromethoxy)-5-(trifluoromethyl)- 1804933-00-3 C8H5ClF6N2O3S
    2-Pyridinesulfonamide, 3-(chloromethyl)-6-(trifluoromethoxy)-5-(trifluoromethyl)-
    —— 2-Pyrimidinecarboxylic acid, 2-(1-methylethyl)hydrazide 40200-06-4 C8H12N4O
    2-Pyrimidinecarboxylic acid, 2-(1-methylethyl)hydrazide
    —— 2-(2-Methoxy-5-methylphenyl)-4,5-diphenyl-2H-1,2,3-triazole 24054-69-1 C22H19N3O
    2-(2-Methoxy-5-methylphenyl)-4,5-diphenyl-2H-1,2,3-triazole
    —— (2S)-N-[(2S)-1-amino-1-oxopropan-2-yl]-2-[[(2S)-5-oxopyrrolidine-2-carbonyl]amino]butanediamide 53838-42-9 C12H19N5O5
    (2S)-N-[(2S)-1-amino-1-oxopropan-2-yl]-2-[[(2S)-5-oxopyrrolidine-2-carbonyl]amino]butanediamide
    —— 2-Fluoro-6-nitrobenzaldehyde 2-(2,4-dinitrophenyl)hydrazone 2195-48-4 C13H8FN5O6
    2-Fluoro-6-nitrobenzaldehyde 2-(2,4-dinitrophenyl)hydrazone
    —— 2-[3-Bromo-1-(3-hydroxy-2-pyridinyl)-1H-pyrazol-5-yl]-6-chloro-3,8-dimethyl-4(3H)-quinazolinone 1665297-16-4 C18H13BrClN5O2
    2-[3-Bromo-1-(3-hydroxy-2-pyridinyl)-1H-pyrazol-5-yl]-6-chloro-3,8-dimethyl-4(3H)-quinazolinone
    —— 2-Benzoxazolecarboxylic acid, 5-fluoro-, 2-ethoxyethyl ester 1369508-16-6 C12H12FNO4
    2-Benzoxazolecarboxylic acid, 5-fluoro-, 2-ethoxyethyl ester
    —— 2-Hydroxy-3-methoxy-benzoesaeure-isopropylamid 30564-86-4 C11H15NO3
    2-Hydroxy-3-methoxy-benzoesaeure-isopropylamid
    —— 2-Propenoic acid, 3-[4-(bromomethyl)-3-methoxyphenyl]-, (E)- 128577-51-5 C11H11BrO3
    2-Propenoic acid, 3-[4-(bromomethyl)-3-methoxyphenyl]-, (E)-
    —— 2-Ethyl-alpha,6-dimethyl-alpha-phenylbenzenemethanol 106976-51-6 C17H20O
    2-Ethyl-alpha,6-dimethyl-alpha-phenylbenzenemethanol
    —— 2-Piperazinecarboxylic acid, 4-(2,4-dinitrophenyl)-, (R)- 31321-69-4 C11H12N4O6
    2-Piperazinecarboxylic acid, 4-(2,4-dinitrophenyl)-, (R)-
    —— 2,3-Dihydro-1-methyl-2-oxo-3-(phenylmethyl)-1H-imidazole-4-carboxylic acid 20406-88-6 C12H12N2O3
    2,3-Dihydro-1-methyl-2-oxo-3-(phenylmethyl)-1H-imidazole-4-carboxylic acid
    —— 2-Pyrrolidinemethanamine, N-(2-ethyl-1-methylbutyl)-1-methyl- 1860360-00-4 C13H28N2
    2-Pyrrolidinemethanamine, N-(2-ethyl-1-methylbutyl)-1-methyl-
    —— 2-[[6-(2-Cyanophenoxy)-4-pyrimidinyl]oxy]-I+/--hydroxybenzeneacetic acid 2148927-95-9 C19H13N3O5
    2-[[6-(2-Cyanophenoxy)-4-pyrimidinyl]oxy]-I+/--hydroxybenzeneacetic acid
    —— 2-Quinolinemethanamine, I+/--methyl-I+/--(1-methylethyl)- 1704097-50-6 C14H18N2
    2-Quinolinemethanamine, I+/--methyl-I+/--(1-methylethyl)-
    —— 2,3,4,5-Tetrahydro-5,5-dimethyl-1-benzoxepin-9-carboxylic acid 60662-65-9 C13H16O3
    2,3,4,5-Tetrahydro-5,5-dimethyl-1-benzoxepin-9-carboxylic acid
    —— 2-chloro-6-(4,6-dimethoxypyrimidin-2-yl)sulfanylbenzoic acid;N,N-diethylethanamine 1100724-96-6 C19H26ClN3O4S
    2-chloro-6-(4,6-dimethoxypyrimidin-2-yl)sulfanylbenzoic acid;N,N-diethylethanamine
    —— 2-Bromo-3-methoxy-1-(10H-phenothiazin-10-yl)-1-butanone 38076-66-3 C17H16BrNO2S
    2-Bromo-3-methoxy-1-(10H-phenothiazin-10-yl)-1-butanone
    —— 2-[2-[(E)-Hydroxyimino]-2-(3-methoxy-phenyl)-ethyl]-isoindole-1,3-dione 82585-53-3 C17H14N2O4
    2-[2-[(E)-Hydroxyimino]-2-(3-methoxy-phenyl)-ethyl]-isoindole-1,3-dione
    —— 2-{2-(2,4-Dichloro-phenyl)-2-[(E)-hydroxyimino]-ethyl}-isoindole-1,3-dione 82585-44-2 C16H10Cl2N2O3
    2-{2-(2,4-Dichloro-phenyl)-2-[(E)-hydroxyimino]-ethyl}-isoindole-1,3-dione
    —— (2,3-di-O-benzoyl-4,6-O-benzylidene-β-D-glucopyranosyl)-(1-4)-2,3,6-tri-O-benzoyl-α-D-glucopyranosyl trichloroacetimidate 437615-26-4 C56H46Cl3NO16
    (2,3-di-O-benzoyl-4,6-O-benzylidene-β-D-glucopyranosyl)-(1-4)-2,3,6-tri-O-benzoyl-α-D-glucopyranosyl trichloroacetimidate
    —— 2-(pyrido[1,2-a]indol-10-yl)benzo[d]thiazole 1316276-66-0 C19H12N2S
    2-(pyrido[1,2-a]indol-10-yl)benzo[d]thiazole
    —— 2-(2'-hydroxy-1',1'-dimethyl)-ethyl-4-triisopropylsilyloxy-cyclopentanol 611236-95-4 C18H38O3Si
    2-(2'-hydroxy-1',1'-dimethyl)-ethyl-4-triisopropylsilyloxy-cyclopentanol
    —— 2,7-Bis-methoxycarbonyl-2-[8-(tetrahydro-pyran-2-yloxy)-oct-6-ynyl]-oct-4-ynedioic acid dimethyl ester 114939-32-1 C27H38O10
    2,7-Bis-methoxycarbonyl-2-[8-(tetrahydro-pyran-2-yloxy)-oct-6-ynyl]-oct-4-ynedioic acid dimethyl ester
    —— (2S,3R,4S)-4-Methyl-2-[13-(2-methyl-[1,3]dithiolan-2-yl)-tridecyl]-5-oxo-tetrahydro-furan-3-carboxylic acid 101899-75-6 C23H40O4S2
    (2S,3R,4S)-4-Methyl-2-[13-(2-methyl-[1,3]dithiolan-2-yl)-tridecyl]-5-oxo-tetrahydro-furan-3-carboxylic acid