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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-cyano-2-(3-oxo-3,4-dihydro-quinoxalin-2-yl)-acetamide 92575-39-8 C11H8N4O2
    2-cyano-2-(3-oxo-3,4-dihydro-quinoxalin-2-yl)-acetamide
    —— 2-<2-(7-Methoxy-chinazolin-4-yl)-ethyl>-cyclohexan-1,3-dion 3219-41-8 C17H18N2O3
    2-<2-(7-Methoxy-chinazolin-4-yl)-ethyl>-cyclohexan-1,3-dion
    —— 2-<2-Amino-phenyl>-4-benzyl-chinazolin 853-94-1 C21H17N3
    2-<2-Amino-phenyl>-4-benzyl-chinazolin
    —— 2-Brom-4α-methyl-5α-cholesten-(1)-on-(3) 96375-88-1 C28H45BrO
    2-Brom-4α-methyl-5α-cholesten-(1)-on-(3)
    —— 2-Phenyl-imidazo<1,2-a>pyridin-6-carbonsaeure-<N-methylamino-(4)piperidylester> 3042-13-5 C20H21N3O2
    2-Phenyl-imidazo<1,2-a>pyridin-6-carbonsaeure-<N-methylamino-(4)piperidylester>
    —— 2-Methoxy-3-<1-hydroxy-2-oxo-cyclohexyl>-cyclohexen-(2)-on-(1) 92157-26-1 C13H18O4
    2-Methoxy-3-<1-hydroxy-2-oxo-cyclohexyl>-cyclohexen-(2)-on-(1)
    —— 2-Hydroxylamino-2-acetyl-benzo-1,4-dioxan-ethylenketal 94072-18-1 C12H15NO5
    2-Hydroxylamino-2-acetyl-benzo-1,4-dioxan-ethylenketal
    —— 2',3'-O-Anisyliden-uridylyl-(5'->3')-2'-O-tetrahydropyranyl-N-acetyl-cytidin 106217-06-5 C33H40N5O16P
    2',3'-O-Anisyliden-uridylyl-(5'->3')-2'-O-tetrahydropyranyl-N-acetyl-cytidin
    —— 2.4.6-Tris-<naphthyl-(2)-hydrazono>-2.4.6-trimethylen-1.3.5-trisulfon 107630-69-3 C33H24N6O6S3
    2.4.6-Tris-<naphthyl-(2)-hydrazono>-2.4.6-trimethylen-1.3.5-trisulfon
    —— 2'-Acetoxy-7-methoxy-4',5'-methylendioxy-isoflav-3-en 3187-41-5 C19H16O6
    2'-Acetoxy-7-methoxy-4',5'-methylendioxy-isoflav-3-en
    —— 2-Chlor-4,5,3',4'-tetramethoxy-diphenylmethan 2898-59-1 C17H19ClO4
    2-Chlor-4,5,3',4'-tetramethoxy-diphenylmethan
    —— 2,5-Dimethyl-4-phenyl-pyridin-N-oxid 81249-95-8 C13H13NO
    2,5-Dimethyl-4-phenyl-pyridin-N-oxid
    —— 2-Amino-8-hydroxy-6-isoproyloxy-9-isobutyl-pteridin 3324-65-0 C13H19N5O2
    2-Amino-8-hydroxy-6-isoproyloxy-9-isobutyl-pteridin
    —— 2-Chlor-4-(4-chlor-phenoxy)-buten-(1)-ol-(3) 90793-71-8 C10H10Cl2O2
    2-Chlor-4-(4-chlor-phenoxy)-buten-(1)-ol-(3)
    —— 2-(4-Methyl-2-propyl-pyrrol-1-yl)-3-phenyl-propionic acid butyl ester 95004-21-0 C21H29NO2
    2-(4-Methyl-2-propyl-pyrrol-1-yl)-3-phenyl-propionic acid butyl ester
    —— 2-<2-Pyridyl-(4)-vinyl>-4-<4-diaethylamino-1-methyl-butylamino>-7-chlor-chinolin 101942-48-7 C25H31ClN4
    2-<2-Pyridyl-(4)-vinyl>-4-<4-diaethylamino-1-methyl-butylamino>-7-chlor-chinolin
    —— 2-Diethylamino-1-<(4)-pyridyl-N-oxid>-ethanol 92058-68-9 C11H18N2O2
    2-Diethylamino-1-<(4)-pyridyl-N-oxid>-ethanol
    —— 2-Aethyl-3-<3-allyl-4-hydroxy-benzoyl>-benzofuran 94549-53-8 C20H18O3
    2-Aethyl-3-<3-allyl-4-hydroxy-benzoyl>-benzofuran
    —— <(2-Chlor-phenyl)-bis-(4-dimethylaminophenyl)-methyl>-methylether 123777-47-9 C24H27ClN2O
    <(2-Chlor-phenyl)-bis-(4-dimethylaminophenyl)-methyl>-methylether
    —— 2-chloro-1,1',3,3'-tetrahydro-2,2'-spirobi<1,3,2λ<sup>5</sup>-benzothiazaphosphole> 137503-39-0 C12H10ClN2PS2
    2-chloro-1,1',3,3'-tetrahydro-2,2'-spirobi<1,3,2λ<sup>5</sup>-benzothiazaphosphole>
    —— 2-amino-4-(2-chlorophenyl)-5-hydroxy-4H-chromene-3-carbonitrile 130715-52-5 C16H11ClN2O2
    2-amino-4-(2-chlorophenyl)-5-hydroxy-4H-chromene-3-carbonitrile
    —— (2S,4S)-5-biphenyl-4-yl-4-[(5-dimethylcarbamoyl-2H-pyrazole-3-carbonyl)amino]-2-hydroxymethylpentanoic acid 1394049-09-2 C25H28N4O5
    (2S,4S)-5-biphenyl-4-yl-4-[(5-dimethylcarbamoyl-2H-pyrazole-3-carbonyl)amino]-2-hydroxymethylpentanoic acid
    —— 2-(methylsulfinyl)-6-[4-(prop-2-en-1-yloxy)phenyl]imidazo[1,2-a]pyrimido[5,4-e]pyrimidin-5(6H)-one 1395030-23-5 C18H15N5O3S
    2-(methylsulfinyl)-6-[4-(prop-2-en-1-yloxy)phenyl]imidazo[1,2-a]pyrimido[5,4-e]pyrimidin-5(6H)-one
    —— 2-(tert-butoxycarbonylamino)-6-chloro-9-(3',5'-di-O-p-methoxybenzoyl-2'-deoxy-D-ribofuranosyl)purine 1384553-28-9 C31H32ClN5O9
    2-(tert-butoxycarbonylamino)-6-chloro-9-(3',5'-di-O-p-methoxybenzoyl-2'-deoxy-D-ribofuranosyl)purine
    —— 2-Methylene-succinic acid bis-(2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluoro-octyl) ester 24120-24-9 C21H8F30O4
    2-Methylene-succinic acid bis-(2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluoro-octyl) ester
    —— 2-amino-8-tert-butyl-5,6,7,8-tetrahydropyrazolo[3',4':6,7]cyclohepta[1,2-d]pyrimidin-4-yl 4-methylbenzenesulfonate 1195073-33-6 C21H25N5O3S
    2-amino-8-tert-butyl-5,6,7,8-tetrahydropyrazolo[3',4':6,7]cyclohepta[1,2-d]pyrimidin-4-yl 4-methylbenzenesulfonate
    —— 2-{5-[1-[5-(2-fluorophenyl)furan-2-yl]methylidene]-4-oxo-2-thioxothiazolidin-3-ylamino}benzoic acid 1001009-67-1 C21H13FN2O4S2
    2-{5-[1-[5-(2-fluorophenyl)furan-2-yl]methylidene]-4-oxo-2-thioxothiazolidin-3-ylamino}benzoic acid
    —— (2R)-1-[5-(4-Chlorophenyl)thiophene-2-sulfonyl]-N-(2-tetrahydropyranyloxy)-2-piperazinecarboxamide 209593-29-3 C20H24ClN3O5S2
    (2R)-1-[5-(4-Chlorophenyl)thiophene-2-sulfonyl]-N-(2-tetrahydropyranyloxy)-2-piperazinecarboxamide
    —— 2S-[1R-(1(S)-benzyl-2-hydroxyethylcarbamoyl)-1-(t-butoxycarbonylamino)methyl]-pent-4-enoic acid benzyl ester 207120-13-6 C28H36N2O6
    2S-[1R-(1(S)-benzyl-2-hydroxyethylcarbamoyl)-1-(t-butoxycarbonylamino)methyl]-pent-4-enoic acid benzyl ester
    —— 2-chloro-7-(methylthio)-3-(2-(trifluoromethyl)phenyl)pyrimido[4,5-d]pyrimidin-4(3H)-one 1395026-51-3 C14H8ClF3N4OS
    2-chloro-7-(methylthio)-3-(2-(trifluoromethyl)phenyl)pyrimido[4,5-d]pyrimidin-4(3H)-one
    —— 2-(3-(phenyl-(4-(trifluoromethyl)phenyl)methyl)pyrrolidin-1-yl)acetic acid 1160584-87-1 C20H20F3NO2
    2-(3-(phenyl-(4-(trifluoromethyl)phenyl)methyl)pyrrolidin-1-yl)acetic acid
    —— 2-({[(1aS,5aS)-2-(2,4-difluoro-phenyl)-1a,2,5,5a-tetrahydro-1H-2,3-diaza-cyclopropa[a]pentalene-4-carbonyl]-amino}-methyl)-morpholine-4-carboxylic acid tert-butyl ester 1268879-66-8 C24H28F2N4O4
    2-({[(1aS,5aS)-2-(2,4-difluoro-phenyl)-1a,2,5,5a-tetrahydro-1H-2,3-diaza-cyclopropa[a]pentalene-4-carbonyl]-amino}-methyl)-morpholine-4-carboxylic acid tert-butyl ester
    —— 2-(Naphthalen-1-ylmethoxy)-4-(4-propan-2-ylanilino)benzoic acid 1221890-67-0 C27H25NO3
    2-(Naphthalen-1-ylmethoxy)-4-(4-propan-2-ylanilino)benzoic acid
    —— 2(S)-(3-Mercapto-2(S)-methyl-1-oxopropoxy)butanedioic acid 4-(1-methylethyl) ester 140370-42-9 C11H18O6S
    2(S)-(3-Mercapto-2(S)-methyl-1-oxopropoxy)butanedioic acid 4-(1-methylethyl) ester
    —— 2,2-Diphenyl-imidazolidinon-(4) 21083-12-5 C15H14N2O
    2,2-Diphenyl-imidazolidinon-(4)
    —— 2-(4,5-Dimethyl-[1,3]dithiol-2-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole 136021-85-7 C9H8S6
    2-(4,5-Dimethyl-[1,3]dithiol-2-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole
    —— 2-Sulfamoyl-nicotinic acid ethyl ester 247136-80-7 C8H10N2O4S
    2-Sulfamoyl-nicotinic acid ethyl ester
    —— 2-Oxo-1(2H)-pyrimidinepropanamide 1248819-32-0 C7H9N3O2
    2-Oxo-1(2H)-pyrimidinepropanamide
    —— 2-bromo-2,2-difluoro-N,N'-diphenylacetimidamide 1214745-70-6 C14H11BrF2N2
    2-bromo-2,2-difluoro-N,N'-diphenylacetimidamide
    —— 2-[benzyl-(5-iodo-2-isopropyl-6-methylpyrimidin-4-yl)amino]-N-(4-methoxybenzyl)-4-phenylbutyramide 1461736-16-2 C33H37IN4O2
    2-[benzyl-(5-iodo-2-isopropyl-6-methylpyrimidin-4-yl)amino]-N-(4-methoxybenzyl)-4-phenylbutyramide
    —— 2-Oxo-3-(2-oxo-butyl)-2,3-dihydro-benzooxazole-6-sulfonic acid amide 113922-39-7 C11H12N2O5S
    2-Oxo-3-(2-oxo-butyl)-2,3-dihydro-benzooxazole-6-sulfonic acid amide
    —— 2-ethynylbenzaldehyde tosylhydrazone 343232-24-6 C16H14N2O2S
    2-ethynylbenzaldehyde tosylhydrazone
    —— <2-Ethoxy-but-1-enyl>-phosphonigsaeure-diethylester 13868-10-5 C10H21O3P
    <2-Ethoxy-but-1-enyl>-phosphonigsaeure-diethylester
    —— 2-(2-isopropylpyridin-1-ium-1-yl)-1,1-bis((trifluoromethyl)sulfonyl)ethan-1-ide 1469887-21-5 C12H13F6NO4S2
    2-(2-isopropylpyridin-1-ium-1-yl)-1,1-bis((trifluoromethyl)sulfonyl)ethan-1-ide
    —— (2S,4R)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-(2-methoxy-2-oxoethyl)pyrrolidine-2-carboxylic acid 2171265-74-8 C23H23NO6
    (2S,4R)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-(2-methoxy-2-oxoethyl)pyrrolidine-2-carboxylic acid
    —— 2-(2,5-diiodothiophen-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 1256781-72-2 C10H13BI2O2S
    2-(2,5-diiodothiophen-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
    —— 2-p-anisylidene-5-hydroxy-4,6-dimethylbenzofuran-3(2H)-one 113008-64-3 C18H16O4
    2-p-anisylidene-5-hydroxy-4,6-dimethylbenzofuran-3(2H)-one
    —— 2-(3-Ethyl-2-methoxy-3H-indol-3-yl)-ethanol 121670-64-2 C13H17NO2
    2-(3-Ethyl-2-methoxy-3H-indol-3-yl)-ethanol
    —— 2-<3-<(Z)-2-<(Trimethylsilyl)ethynyl>-2-cyclohexen-1-ylidene>-1-propynyl>benzyl alcohol 170233-38-2 C21H24OSi
    2-<3-<(Z)-2-<(Trimethylsilyl)ethynyl>-2-cyclohexen-1-ylidene>-1-propynyl>benzyl alcohol
    —— [2-(2(S)-{4-[3-(5-chloro-2-hydroxy-phenyl)-1-(2-hydroxy-ethyl)-1H-pyrazol-4-ylethynyl]-phenylcarbamoyl}-piperidin-1-yl)-2-oxo-1(R)-phenyl-ethyl]-carbamic acid tert-butyl ester 1020840-05-4 C38H40ClN5O6
    [2-(2(S)-{4-[3-(5-chloro-2-hydroxy-phenyl)-1-(2-hydroxy-ethyl)-1H-pyrazol-4-ylethynyl]-phenylcarbamoyl}-piperidin-1-yl)-2-oxo-1(R)-phenyl-ethyl]-carbamic acid tert-butyl ester