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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,6-Dichlor-5-(p-butoxybenzyl)-4-methylpyrimidin 33115-48-9 C16H18Cl2N2O
    2,6-Dichlor-5-(p-butoxybenzyl)-4-methylpyrimidin
    —— 2-[2-[1,3-bis(ethoxycarbonylamino)-1,3-dioxopropan-2-ylidene]hydrazinyl]benzoic acid 54671-20-4 C16H18N4O8
    2-[2-[1,3-bis(ethoxycarbonylamino)-1,3-dioxopropan-2-ylidene]hydrazinyl]benzoic acid
    —— 2-ethyl-4-{(E)-2-[5-(3-fluorophenyl)pyridin-2-yl]vinyl}octahydropyrrolo[3,4-a]indolizine-1,3-dione 1342886-29-6 C25H26FN3O2
    2-ethyl-4-{(E)-2-[5-(3-fluorophenyl)pyridin-2-yl]vinyl}octahydropyrrolo[3,4-a]indolizine-1,3-dione
    —— 2,2,4-Trimethyl-3-oxo-pentanoic acid 2-{2-[2-(2,2,4-trimethyl-3-oxo-pentanoyloxy)-ethoxy]-ethoxy}-ethyl ester 4459-33-0 C22H38O8
    2,2,4-Trimethyl-3-oxo-pentanoic acid 2-{2-[2-(2,2,4-trimethyl-3-oxo-pentanoyloxy)-ethoxy]-ethoxy}-ethyl ester
    —— 2-(1-phenylpropan-2-ylsulfonylamino)benzenesulfonamide 1161942-39-7 C15H18N2O4S2
    2-(1-phenylpropan-2-ylsulfonylamino)benzenesulfonamide
    —— 2-{[3,5-di(tert-butyl)-4-hydroxyphenyl]methylene}-N-phenyl-1-hydrazinecarboxamide 339016-25-0 C22H29N3O2
    2-{[3,5-di(tert-butyl)-4-hydroxyphenyl]methylene}-N-phenyl-1-hydrazinecarboxamide
    —— 2-[4-(Difluoromethyl)-2,5-difluorophenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 1628442-71-6 C13H15BF4O2
    2-[4-(Difluoromethyl)-2,5-difluorophenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
    —— (2E)-2-[7-fluoro-1-(2-methylbutyl)-2-oxoindol-3-ylidene]acetic acid 1190217-86-7 C15H16FNO3
    (2E)-2-[7-fluoro-1-(2-methylbutyl)-2-oxoindol-3-ylidene]acetic acid
    —— 2-(1,3-benzothiazol-2-yl)-1-benzyl-4-methyl-5-(tetrahydrofuran-2-ylmethyl)-1H-pyrazolo[4,3-c]pyridine-3,6(2H,5H)-dione 847572-53-6 C26H24N4O3S
    2-(1,3-benzothiazol-2-yl)-1-benzyl-4-methyl-5-(tetrahydrofuran-2-ylmethyl)-1H-pyrazolo[4,3-c]pyridine-3,6(2H,5H)-dione
    —— 2,4-Diphenyl-(telluropheno<3,4-b>)-dibenzothiophenchinon 55055-68-0 C26H14O2STe
    2,4-Diphenyl-(telluropheno<3,4-b>)-dibenzothiophenchinon
    —— 2-(3-oxo-3,4-dihydro-2<i>H</i>-cinnoline-1-carbonyl)-benzoic acid methyl ester 55116-14-8 C17H14N2O4
    2-(3-oxo-3,4-dihydro-2<i>H</i>-cinnoline-1-carbonyl)-benzoic acid methyl ester
    —— 2-(3-butoxypropyl)-3-(1H-indol-3-yl)-2,3-dihydro-1H-isoindol-1-one 931369-90-3 C23H26N2O2
    2-(3-butoxypropyl)-3-(1H-indol-3-yl)-2,3-dihydro-1H-isoindol-1-one
    —— 2,4-dichloro-11β-fluoro-17β-methyl-7α-[5-[(2R)-2-(7,7,8,8,8-pentafluorooctyl)-1-pyrrolidinyl]pentyl]oestra-1,3,5(10)-triene-3,17α-diol 1257251-43-6 C36H51Cl2F6NO2
    2,4-dichloro-11β-fluoro-17β-methyl-7α-[5-[(2R)-2-(7,7,8,8,8-pentafluorooctyl)-1-pyrrolidinyl]pentyl]oestra-1,3,5(10)-triene-3,17α-diol
    —— 2,2-dichloro-<i>N</i>-methyl-<i>N</i>-{2-[5-(4-nitro-phenyl)-[1,2,4]oxadiazol-3-yl]-ethyl}-acetamide 27277-22-1 C13H12Cl2N4O4
    2,2-dichloro-<i>N</i>-methyl-<i>N</i>-{2-[5-(4-nitro-phenyl)-[1,2,4]oxadiazol-3-yl]-ethyl}-acetamide
    —— 2-[[[(1-Methyl-2-(4-(1-{4-chlorophenyl}-ethoxy)-phenyl)-[ethoxyimino]ethylidene) amino]oxy]methyl]-α-(methoxyimino)-phenylacetic acid methylamide 216668-04-1 C30H33ClN4O5
    2-[[[(1-Methyl-2-(4-(1-{4-chlorophenyl}-ethoxy)-phenyl)-[ethoxyimino]ethylidene) amino]oxy]methyl]-α-(methoxyimino)-phenylacetic acid methylamide
    —— 2'-amino-5'-bromo-3,4-methylenedioxychalcone 135762-48-0 C16H12BrNO3
    2'-amino-5'-bromo-3,4-methylenedioxychalcone
    —— (23S,25R)-3β-methoxy-5α-spirostan-23-yl methanesulfonate 213528-44-0 C29H48O6S
    (23S,25R)-3β-methoxy-5α-spirostan-23-yl methanesulfonate
    —— 2-methyl-6-(3,4,5-trimethoxy-phenyl)-3,4,6,7-tetrahydro-2<i>H</i>-[1,2,4]triazino[4,3-<i>c</i>]quinazoline 57046-14-7 C20H24N4O3
    2-methyl-6-(3,4,5-trimethoxy-phenyl)-3,4,6,7-tetrahydro-2<i>H</i>-[1,2,4]triazino[4,3-<i>c</i>]quinazoline
    —— 2-Bromomethyl-4-vinyl-[1,3]dioxolane 121067-70-7 C6H9BrO2
    2-Bromomethyl-4-vinyl-[1,3]dioxolane
    —— 2-(4-Hydrazino-pyrazolo[3,4-d]pyrimidin-1-ylmethyl)-propane-1,3-diol; hydrochloride 135488-52-7 C9H14N6O2*ClH
    2-(4-Hydrazino-pyrazolo[3,4-d]pyrimidin-1-ylmethyl)-propane-1,3-diol; hydrochloride
    —— (2R,3R,4R)-3-Fluoro-4-trityloxymethyl-oxetane-2-carboxylic acid methyl ester 134651-33-5 C25H23FO4
    (2R,3R,4R)-3-Fluoro-4-trityloxymethyl-oxetane-2-carboxylic acid methyl ester
    —— (2S,3R)-2-(1-Hydroxy-butyl)-3-((E)-oct-1-enyl)-cyclohexanone 863398-76-9 C18H32O2
    (2S,3R)-2-(1-Hydroxy-butyl)-3-((E)-oct-1-enyl)-cyclohexanone
    —— 2-(p-trifluoroacetamidophenyl)ethyl (5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonic acid)-(2->3)-(2-O-acetyl-β-D-galactopyranosyl)-(1->4)-β-D-glucopyranoside 357674-81-8 C43H57F3N2O25
    2-(p-trifluoroacetamidophenyl)ethyl (5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonic acid)-(2->3)-(2-O-acetyl-β-D-galactopyranosyl)-(1->4)-β-D-glucopyranoside
    —— 2-oxo-5-pyridin-4-yl-(314C)1H-pyridine-3-carbonitrile 79315-41-6 C11H7N3O
    2-oxo-5-pyridin-4-yl-(314C)1H-pyridine-3-carbonitrile
    —— 2-[[5-[(4-chlorophenoxy)methyl]-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-N-(4-phenyl-1,3-thiazol-2-yl)acetamide 131942-99-9 C26H20ClN5O2S2
    2-[[5-[(4-chlorophenoxy)methyl]-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-N-(4-phenyl-1,3-thiazol-2-yl)acetamide
    —— (2S,6S)-6-Methoxy-3,3-dimethyl-7-oxo-6-(2-phenoxycarbonyl-2-phenyl-acetylamino)-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid 4-nitro-benzyl ester 66148-75-2 C31H29N3O9S
    (2S,6S)-6-Methoxy-3,3-dimethyl-7-oxo-6-(2-phenoxycarbonyl-2-phenyl-acetylamino)-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid 4-nitro-benzyl ester
    —— 2,2'-Bis-(2-carboxyethyl)-5,5'-(butan-1,4-diyl)-bis-(1,3,4-oxadiazol) 15828-26-9 C14H18N4O6
    2,2'-Bis-(2-carboxyethyl)-5,5'-(butan-1,4-diyl)-bis-(1,3,4-oxadiazol)
    —— 2-[(E)-7-(3,3-Dimethyl-oxiranyl)-5-methyl-hept-4-enyl]-isoindole-1,3-dione 88124-99-6 C20H25NO3
    2-[(E)-7-(3,3-Dimethyl-oxiranyl)-5-methyl-hept-4-enyl]-isoindole-1,3-dione
    —— 2,3,5,6-Tetra-O-acetyl-α-D-galactofuranosylfluorid 51785-55-8 C14H19FO9
    2,3,5,6-Tetra-O-acetyl-α-D-galactofuranosylfluorid
    —— 2,3,6-trimethyl-6-nitrocyclohexa-2,4-dienone 92892-07-4 C9H11NO3
    2,3,6-trimethyl-6-nitrocyclohexa-2,4-dienone
    —— (2S)-1,1,1,2-tetradeuterio-2-hydroxyoctan-3-one 1208235-57-7 C8H16O2
    (2S)-1,1,1,2-tetradeuterio-2-hydroxyoctan-3-one
    —— (2Z)-6-azido-1-phenyl-hex-2-en-1-yl acetate 1407591-98-3 C14H17N3O2
    (2Z)-6-azido-1-phenyl-hex-2-en-1-yl acetate
    —— 2,3-O-di-benzyl-1-O-(5-azidopenty)-α-D-galactopyranoside 1453170-70-1 C25H33N3O6
    2,3-O-di-benzyl-1-O-(5-azidopenty)-α-D-galactopyranoside
    —— 2-(4-bromo-3-methoxyphenyl)-1H-indole 1572178-47-2 C15H12BrNO
    2-(4-bromo-3-methoxyphenyl)-1H-indole
    —— 2-chloro-N,N'-dimethylbenzenecarboximidamide 92173-52-9 C9H11ClN2
    2-chloro-N,N'-dimethylbenzenecarboximidamide
    —— 2,2-di(1-naphthyl)-4,4-tetramethylene-1,3-dioxa-4-azonia-2-boratacyclohexane 95890-59-8 C26H26BNO2
    2,2-di(1-naphthyl)-4,4-tetramethylene-1,3-dioxa-4-azonia-2-boratacyclohexane
    —— 2-(3-Iodo-4-methyl-phenylamino)-8-isopropyl-8H-pyrido[2,3-d]pyrimidin-7-one 352361-34-3 C17H17IN4O
    2-(3-Iodo-4-methyl-phenylamino)-8-isopropyl-8H-pyrido[2,3-d]pyrimidin-7-one
    —— (2Z)-2-fluoro-3-(3-quinolinyl)-2-propen-1-ol 545422-49-9 C12H10FNO
    (2Z)-2-fluoro-3-(3-quinolinyl)-2-propen-1-ol
    —— 2,5-bis(4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinolin-3-yl)cyclohexa-2,5-diene-1,4-dione 1418733-63-7 C26H18N2O6
    2,5-bis(4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinolin-3-yl)cyclohexa-2,5-diene-1,4-dione
    —— 2-(o-methoxybenzyl)-2-benzamidoethylamine 132653-54-4 C17H20N2O2
    2-(o-methoxybenzyl)-2-benzamidoethylamine
    —— 2,2'-Biphenylendimethylphosphoniumjodid 5274-22-6 C14H14P*I
    2,2'-Biphenylendimethylphosphoniumjodid
    —— 2-p-Bromophenylimino-3-p-tolyl-4-thiazolidinone 34316-18-2 C16H13BrN2OS
    2-p-Bromophenylimino-3-p-tolyl-4-thiazolidinone
    —— 2-(4-bromophenyl)-1-{[1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-1H-imidazo[4,5-b]pyridine 1309806-34-5 C21H21BrN4O
    2-(4-bromophenyl)-1-{[1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-1H-imidazo[4,5-b]pyridine
    —— 2-methyl-2-(4-(1-n-propyl-3-(pyridin-2-yl)ureido)phenoxy)propanoic acid ethyl ester 1403378-73-3 C21H27N3O4
    2-methyl-2-(4-(1-n-propyl-3-(pyridin-2-yl)ureido)phenoxy)propanoic acid ethyl ester
    —— 2'-[2''',4'''-difluoro-3''-carboxy-(1'',1'''-biphenyl)-4''-oxy]-4'-fluoro-4-hydroxy-(1,1'-biphenyl)-3-carboxylic acid 137132-71-9 C26H15F3O6
    2'-[2''',4'''-difluoro-3''-carboxy-(1'',1'''-biphenyl)-4''-oxy]-4'-fluoro-4-hydroxy-(1,1'-biphenyl)-3-carboxylic acid
    —— (20S)-1α-<(tert-butyldimethylsilyl)oxy>-16-en-25-<(methoxymethyl)oxy>-21-propylvitamin D<sub>3</sub> tert-butyldimethylsilyl ether 217470-01-4 C44H80O4Si2
    (20S)-1α-<(tert-butyldimethylsilyl)oxy>-16-en-25-<(methoxymethyl)oxy>-21-propylvitamin D<sub>3</sub> tert-butyldimethylsilyl ether
    —— 2-(1-(2-methoxyphenyl)-2-nitroethyl)cyclohexanone 61699-16-9 C15H19NO4
    2-(1-(2-methoxyphenyl)-2-nitroethyl)cyclohexanone
    —— 2-(p-Chlor-phenylsulfinyl)-indan-1-ol 62967-56-0 C15H13ClO2S
    2-(p-Chlor-phenylsulfinyl)-indan-1-ol
    —— 2-[3-(4-phenyl-piperazin-1-yl)-propyl]-2,3-dihydro-isoindol-1-one 25557-36-2 C21H25N3O
    2-[3-(4-phenyl-piperazin-1-yl)-propyl]-2,3-dihydro-isoindol-1-one
    —— 2-amino-6-[[1-(4-chlorobenzyl)-4-piperidyl]carbamoylmethylsulfanyl]nicotinic acid 948833-13-4 C20H23ClN4O3S
    2-amino-6-[[1-(4-chlorobenzyl)-4-piperidyl]carbamoylmethylsulfanyl]nicotinic acid