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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-methyl-4,6-diphenylethynylpyrimidine 66298-47-3 C21H14N2
    2-methyl-4,6-diphenylethynylpyrimidine
    —— 2-(3,4-dimethylphenoxy)-N'-[(E)-(3-ethoxy-4-hydroxyphenyl)methylidene]acetohydrazide 339081-15-1 C19H22N2O4
    2-(3,4-dimethylphenoxy)-N'-[(E)-(3-ethoxy-4-hydroxyphenyl)methylidene]acetohydrazide
    —— 2-[1-(2-chloro-9-ethyl-6-morpholin-4-yl-9H-purin-8-ylmethyl)azetidin-3-ylamino]-2-methyl-propionamide 1148003-89-7 C19H29ClN8O2
    2-[1-(2-chloro-9-ethyl-6-morpholin-4-yl-9H-purin-8-ylmethyl)azetidin-3-ylamino]-2-methyl-propionamide
    —— 2-(3,4-Dimethoxy-2-methoxymethoxy-phenyl)-pent-4-enal 202258-77-3 C15H20O5
    2-(3,4-Dimethoxy-2-methoxymethoxy-phenyl)-pent-4-enal
    —— 2-But-(E)-ylidene-3-propyl-pentanedioic acid 78217-26-2 C12H20O4
    2-But-(E)-ylidene-3-propyl-pentanedioic acid
    —— 2-(2-Methoxypyridin-4-yl)morpholine 2091599-93-6 C10H14N2O2
    2-(2-Methoxypyridin-4-yl)morpholine
    —— 2-(3,5-Dimethoxy-benzoyl)-6-methoxy-benzoic acid 86911-91-3 C17H16O6
    2-(3,5-Dimethoxy-benzoyl)-6-methoxy-benzoic acid
    —— 2-Ethyl-3-hydroxy-5-methoxy-8-methyl-[1,4]naphthoquinone 146517-34-2 C14H14O4
    2-Ethyl-3-hydroxy-5-methoxy-8-methyl-[1,4]naphthoquinone
    —— 2-p-Nitrophenyl-5-ethylthiazol 57372-30-2 C11H10N2O2S
    2-p-Nitrophenyl-5-ethylthiazol
    —— 2-(4-bromophenyl)-3-methyl-4,6-diphenylpyrylium 79889-13-7 C24H18BrO
    2-(4-bromophenyl)-3-methyl-4,6-diphenylpyrylium
    —— 2-(3-chloro-4-ethylphenyl)-5,5-dimethyl-1,3,2-dioxaborinane 1310949-86-0 C13H18BClO2
    2-(3-chloro-4-ethylphenyl)-5,5-dimethyl-1,3,2-dioxaborinane
    —— 2-[5-(3,5-dimethyl-1,2-oxazol-4-yl)-1H-indol-3-yl]acetamide 1613695-53-6 C15H15N3O2
    2-[5-(3,5-dimethyl-1,2-oxazol-4-yl)-1H-indol-3-yl]acetamide
    —— 2-Methyl-5-((1S,2R,3R)-1,2,3,4-tetrahydroxy-butyl)-furan-3-carboxylic acid [1-(4-chloro-phenyl)-meth-(E)-ylidene]-hydrazide 135874-88-3 C17H19ClN2O6
    2-Methyl-5-((1S,2R,3R)-1,2,3,4-tetrahydroxy-butyl)-furan-3-carboxylic acid [1-(4-chloro-phenyl)-meth-(E)-ylidene]-hydrazide
    —— 2,4-bis(4'-methylbenzylidene) 1-allyl sorbitol 882299-41-4 C25H30O6
    2,4-bis(4'-methylbenzylidene) 1-allyl sorbitol
    —— 2-(6-carboxyhexyl)-3-(2-hydroxy-3,3-dimethyl-4-phenylbutylthio)-cyclopentanone 76626-86-3 C24H36O4S
    2-(6-carboxyhexyl)-3-(2-hydroxy-3,3-dimethyl-4-phenylbutylthio)-cyclopentanone
    —— 2-(Acenaphthen-5-ylsulfanyl)-acetamide 19281-45-9 C14H13NOS
    2-(Acenaphthen-5-ylsulfanyl)-acetamide
    —— 2-[(E)-3-Ethoxycarbonyl-3-(triphenyl-λ<sup>5</sup>-arsanylidene)-propenyl]-3-ethyl-benzothiazol-3-ium; iodide 24143-85-9 C33H31AsNO2S*I
    2-[(E)-3-Ethoxycarbonyl-3-(triphenyl-λ<sup>5</sup>-arsanylidene)-propenyl]-3-ethyl-benzothiazol-3-ium; iodide
    —— 2-(p-Sulfamoylphenyl)-6-brom-5-hydroxy-phthalimidin 19048-29-4 C14H11BrN2O4S
    2-(p-Sulfamoylphenyl)-6-brom-5-hydroxy-phthalimidin
    —— 2-(p-Tolyl)-cyclohexanon-acetylhydrazon 21622-09-3 C15H20N2O
    2-(p-Tolyl)-cyclohexanon-acetylhydrazon
    —— 2-Bromo-N-[5-(4-nitro-phenyl)-[1,3,4]thiadiazol-2-yl]-acetamide 21123-42-2 C10H7BrN4O3S
    2-Bromo-N-[5-(4-nitro-phenyl)-[1,3,4]thiadiazol-2-yl]-acetamide
    —— 2-Hydroxy-3-ethyl-4H-pyrido<1,2-a>pyrimidinon-4 94237-72-6 C10H10N2O2
    2-Hydroxy-3-ethyl-4H-pyrido<1,2-a>pyrimidinon-4
    —— 2,β-Diformyl-deuteroporphyrin-IX-dimethylester 15295-22-4 C34H34N4O6
    2,β-Diformyl-deuteroporphyrin-IX-dimethylester
    —— 2-Hydrazino-3-nitro-thiophen-5-carbonsaeure-methylester 88394-30-3 C6H7N3O4S
    2-Hydrazino-3-nitro-thiophen-5-carbonsaeure-methylester
    —— (+/-)-2-Amino-4-<N-butyl-sulfamoyl>-buttersaeure 90203-51-3 C8H18N2O4S
    (+/-)-2-Amino-4-<N-butyl-sulfamoyl>-buttersaeure
    —— 2-Amino-7-hydroxy-4-oxo-8-methyl-6-hydroxy-methyl-4,8-dihydro-pteridin 20041-67-2 C8H9N5O3
    2-Amino-7-hydroxy-4-oxo-8-methyl-6-hydroxy-methyl-4,8-dihydro-pteridin
    —— 2-Benzolazo-1-hydroxy-5-methoxynaphthalincarbonsaeure-(3) 16059-86-2 C18H14N2O4
    2-Benzolazo-1-hydroxy-5-methoxynaphthalincarbonsaeure-(3)
    —— 2-n-Amyloxy-1-methyl-cyclopentanol-(1) 21527-43-5 C11H22O2
    2-n-Amyloxy-1-methyl-cyclopentanol-(1)
    —— 2r,4c,6c-1,2,3,4,5,6-Hexamethyl-hexahydro-1,3,5-triazin 20145-14-6 C9H21N3
    2r,4c,6c-1,2,3,4,5,6-Hexamethyl-hexahydro-1,3,5-triazin
    —— 2-<4-Hydroxy-benzoyl>-β-glucose 25545-09-9 C13H16O8
    2-<4-Hydroxy-benzoyl>-β-glucose
    —— 2-(1-Naphthyl)cyclopropanisocyanat 1083-34-7 C14H11NO
    2-(1-Naphthyl)cyclopropanisocyanat
    —— 2'-Hydroxy-2-<3,5-dimethyl-phenoxy>-1,1'-azonaphthalin 115916-80-8 C28H22N2O2
    2'-Hydroxy-2-<3,5-dimethyl-phenoxy>-1,1'-azonaphthalin
    —— 2'-Hydroxy-2-<2,4-dimethyl-phenoxy>-1,1'-azonaphthalin 115917-72-1 C28H22N2O2
    2'-Hydroxy-2-<2,4-dimethyl-phenoxy>-1,1'-azonaphthalin
    —— 2-Methyl-7-ethyl-3-(4-methoxy-phenyl)-cumaron 95020-70-5 C18H18O2
    2-Methyl-7-ethyl-3-(4-methoxy-phenyl)-cumaron
    —— 21-Acetyl-3β-hydroxy-16α,17α-isopropylidendioxy-20-N'-pyrrolidyl-pregna-5,20-dien 106906-36-9 C30H45NO4
    21-Acetyl-3β-hydroxy-16α,17α-isopropylidendioxy-20-N'-pyrrolidyl-pregna-5,20-dien
    —— (2-Benzo[1,3]dioxol-5-yl-1-methyl-ethyl)-[1-benzo[1,3]dioxol-5-yl-meth-(E)-ylidene]-amine 94005-55-7 C18H17NO4
    (2-Benzo[1,3]dioxol-5-yl-1-methyl-ethyl)-[1-benzo[1,3]dioxol-5-yl-meth-(E)-ylidene]-amine
    —— 2-Hexyl-2-phenyl-bernsteinsaeureimid 93025-28-6 C16H21NO2
    2-Hexyl-2-phenyl-bernsteinsaeureimid
    —— 2-Acetoxy-2.5-epoxy-6-methyl-cyclohexan-carbonsaeure 91950-58-2 C10H14O5
    2-Acetoxy-2.5-epoxy-6-methyl-cyclohexan-carbonsaeure
    —— 2-Ethoxycarbonyl-2-formylamino-3-<4-ethoxy-<2>pyrimidyl>-propionsaeure-ethylester 3842-30-6 C15H21N3O6
    2-Ethoxycarbonyl-2-formylamino-3-<4-ethoxy-<2>pyrimidyl>-propionsaeure-ethylester
    —— 2,3,5,6-Tetraaethyl-benzo<b>thiophen 93164-71-7 C16H22S
    2,3,5,6-Tetraaethyl-benzo<b>thiophen
    —— 2-(2,5-Dichlor-4-hydroxy-phenylmercapto)-3-chlor-5-acetamino-pyridin 97028-00-7 C13H9Cl3N2O2S
    2-(2,5-Dichlor-4-hydroxy-phenylmercapto)-3-chlor-5-acetamino-pyridin
    —— 2-(3,5-Dichlor-4-hydroxy-phenylmercapto)-5-amino-pyridin 91183-21-0 C11H8Cl2N2OS
    2-(3,5-Dichlor-4-hydroxy-phenylmercapto)-5-amino-pyridin
    —— 2-[2-(2-carboxy-ethyl)-[1,3]dioxolan-2-ylmethyl]-5-phenyl-pentanoic acid 93998-85-7 C18H24O6
    2-[2-(2-carboxy-ethyl)-[1,3]dioxolan-2-ylmethyl]-5-phenyl-pentanoic acid
    —— 2-Desoxy-1,3-diacetyl-comminsaeure-E-methylester 107598-44-7 C35H54O6
    2-Desoxy-1,3-diacetyl-comminsaeure-E-methylester
    —— 2-<4'-Methoxy-4-phenoxy-phenyl>cinchoninsaeure 97257-47-1 C23H17NO4
    2-<4'-Methoxy-4-phenoxy-phenyl>cinchoninsaeure
    —— 2-(p-Nitro-benzylamino)-9-oxo-fluoren 94464-07-0 C20H14N2O3
    2-(p-Nitro-benzylamino)-9-oxo-fluoren
    —— 2,6-Bis-methylsulfonyl-9-β,D-glucopyranosyl-purin 92035-38-6 C13H18N4O9S2
    2,6-Bis-methylsulfonyl-9-β,D-glucopyranosyl-purin
    —— 20ξ-Chlor-3β-methoxy-pregnen-5 95287-82-4 C22H35ClO
    20ξ-Chlor-3β-methoxy-pregnen-5
    —— 2-Oxo-1,2,3,4,4a,5,6,11b-octahydro-benzo<b>naphtho<2,1-d>thiophen 98175-21-4 C16H16OS
    2-Oxo-1,2,3,4,4a,5,6,11b-octahydro-benzo<b>naphtho<2,1-d>thiophen
    —— 2.2'-Diphensaeure-mono-(4-nitroanilid)phenylester 24013-83-0 C26H18N2O5
    2.2'-Diphensaeure-mono-(4-nitroanilid)phenylester
    —— <2-Methylamino-1-phenyl-propoxy>-diphenyl-boran 1242-96-2 C22H24BNO
    <2-Methylamino-1-phenyl-propoxy>-diphenyl-boran