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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,2',4,4',6,6'-Hexafluor-3,3'-dinitro-biphenyl 43068-20-8 C12H2F6N2O4
    2,2',4,4',6,6'-Hexafluor-3,3'-dinitro-biphenyl
    —— 2-Skatyl-1,3-indandion 40302-42-9 C18H13NO2
    2-Skatyl-1,3-indandion
    —— 2-[1-Thiophen-2-yl-eth-(E)-ylidene]-succinic acid 4-methyl ester 40990-95-2 C11H12O4S
    2-[1-Thiophen-2-yl-eth-(E)-ylidene]-succinic acid 4-methyl ester
    —— 2,8-Dimethoxy-6a,12a-diphenyl-6a,6b,12a,12b-tetrahydro-5,11-dioxa-dibenzo[a,b]biphenylene-6,12-dione 41459-78-3 C32H24O6
    2,8-Dimethoxy-6a,12a-diphenyl-6a,6b,12a,12b-tetrahydro-5,11-dioxa-dibenzo[a,b]biphenylene-6,12-dione
    —— 2-Acetoxy-4,6-dimethoxy-3-methylphenyl-7-hydroxy-5-methoxy-flavan-8-yl-keton 39827-85-5 C28H28O8
    2-Acetoxy-4,6-dimethoxy-3-methylphenyl-7-hydroxy-5-methoxy-flavan-8-yl-keton
    —— 2-Benzhydrylidene-4-ethoxy-3,6-dihydro-2H-pyran 51620-44-1 C20H20O2
    2-Benzhydrylidene-4-ethoxy-3,6-dihydro-2H-pyran
    —— 2,2'-(5,5-dioxo-5<i>H</i>-5λ<sup>6</sup>-dibenzothiophene-3,7-diyl)-bis-benzooxazole 32892-87-8 C26H14N2O4S
    2,2'-(5,5-dioxo-5<i>H</i>-5λ<sup>6</sup>-dibenzothiophene-3,7-diyl)-bis-benzooxazole
    —— 2-Methoxy-3,5-dichlorphenyl-β-naphthylsulfon 51739-33-4 C17H12Cl2O3S
    2-Methoxy-3,5-dichlorphenyl-β-naphthylsulfon
    —— 2'-amino-6-(5-chloropyridin-3-yl)-2-isopropyl-1'-methylspiro[chroman-4,4'-imidazol]-5'(1'H)-one 1311260-82-8 C20H21ClN4O2
    2'-amino-6-(5-chloropyridin-3-yl)-2-isopropyl-1'-methylspiro[chroman-4,4'-imidazol]-5'(1'H)-one
    —— 2-(4-(2-hydroxyethoxy)-3,5-dimethylphenyl)-3-(4-iodophenyl)quinazolin-4(3H)-one 1235479-86-3 C24H21IN2O3
    2-(4-(2-hydroxyethoxy)-3,5-dimethylphenyl)-3-(4-iodophenyl)quinazolin-4(3H)-one
    —— 2,5-Dichloro-1-methyl-1H-pyrrole-3,4-dicarbaldehyde dioxime 42095-95-4 C7H7Cl2N3O2
    2,5-Dichloro-1-methyl-1H-pyrrole-3,4-dicarbaldehyde dioxime
    —— 2,3-Bis-(4-methoxy-phenyl)-5-(thiophene-2-carbonyl)-3H-tetrazol-2-ium; bromide 53454-75-4 Br*C20H17N4O3S
    2,3-Bis-(4-methoxy-phenyl)-5-(thiophene-2-carbonyl)-3H-tetrazol-2-ium; bromide
    —— 2-(3-Methoxy-2-methyl-phenoxy)-cyclohexanone 42840-18-6 C14H18O3
    2-(3-Methoxy-2-methyl-phenoxy)-cyclohexanone
    —— 2-Propylcarbamoyl-thiobenzoic acid; compound with propylamine 41429-41-8 C3H9N*C11H13NO2S
    2-Propylcarbamoyl-thiobenzoic acid; compound with propylamine
    —— 2-(5-benzylidene-4,6-dioxo-tetrahydro-pyrimidin-2-ylidenemethyl)-1-(4-methoxy-phenyl)-quinolinium 49870-28-2 C28H22N3O3
    2-(5-benzylidene-4,6-dioxo-tetrahydro-pyrimidin-2-ylidenemethyl)-1-(4-methoxy-phenyl)-quinolinium
    —— 2-Chlorethyl(1,4-dimethylcyclohex-3-encarbonyloxy)acetat 53001-50-6 C13H19ClO4
    2-Chlorethyl(1,4-dimethylcyclohex-3-encarbonyloxy)acetat
    —— (2-Methyl-1-oxo-octahydro-4,7-methano-inden-2-yl)-acetic acid 53310-60-4 C13H18O3
    (2-Methyl-1-oxo-octahydro-4,7-methano-inden-2-yl)-acetic acid
    —— 2-[1-(4-Iodo-phenyl)-2-nitro-ethyl]-malonic acid dimethyl ester 52927-51-2 C13H14INO6
    2-[1-(4-Iodo-phenyl)-2-nitro-ethyl]-malonic acid dimethyl ester
    —— 2-(1-Deuteronaphthalyl)-deuteromethanol 53044-65-8 C11H10O
    2-(1-Deuteronaphthalyl)-deuteromethanol
    —— 2-(4-Benzhydryl-piperazin-1-yl)-[1,3,2]oxazaphosphinane 2-oxide 41419-94-7 C20H26N3O2P
    2-(4-Benzhydryl-piperazin-1-yl)-[1,3,2]oxazaphosphinane 2-oxide
    —— 2-(1,5-Dimethyl-3-oxo-hexyl)-benzoic acid 50604-06-3 C15H20O3
    2-(1,5-Dimethyl-3-oxo-hexyl)-benzoic acid
    —— 2-(4'-Thenyl-thiazolylimino-2')-thiazolidon-4 51648-14-7 C10H7N3OS3
    2-(4'-Thenyl-thiazolylimino-2')-thiazolidon-4
    —— 2-tert-butyl methyl (2R,3R,4R)-3-<(E)-2-methoxyvinyl>-5-oxopyrrolidine-2,4-dicarboxylate 133445-95-1 C14H21NO6
    2-tert-butyl methyl (2R,3R,4R)-3-<(E)-2-methoxyvinyl>-5-oxopyrrolidine-2,4-dicarboxylate
    —— 2,6-Diamino-4-oximinopimelinsaeure 42294-34-8 C7H13N3O5
    2,6-Diamino-4-oximinopimelinsaeure
    —— 2-[(Z)-2-(4-Methoxy-phenyl)-1-phenyl-vinyl]-succinic acid 1-ethyl ester 54432-62-1 C21H22O5
    2-[(Z)-2-(4-Methoxy-phenyl)-1-phenyl-vinyl]-succinic acid 1-ethyl ester
    —— 2-benzoylamino-3-(7-chloro-3-methyl-benzofuran-2-yl)-acrylic acid 50715-22-5 C19H14ClNO4
    2-benzoylamino-3-(7-chloro-3-methyl-benzofuran-2-yl)-acrylic acid
    —— 2-Phenyl-5-(acenaphthenyl-5)-oxazol 41259-61-4 C21H15NO
    2-Phenyl-5-(acenaphthenyl-5)-oxazol
    —— 2-Chloro-2,4,4,6,6-pentakis-(4-chloro-phenoxy)-2λ<sup>5</sup>,4λ<sup>5</sup>,6λ<sup>5</sup>-[1,3,5,2,4,6]triazatriphosphinine 49674-53-5 C30H20Cl6N3O5P3
    2-Chloro-2,4,4,6,6-pentakis-(4-chloro-phenoxy)-2λ<sup>5</sup>,4λ<sup>5</sup>,6λ<sup>5</sup>-[1,3,5,2,4,6]triazatriphosphinine
    —— 2-(4-Phenyl-1,2,4-triazolidin-3,5-dion-1-yl)-3-methylamino-crotonsaeureaethylester 67818-01-3 C15H18N4O4
    2-(4-Phenyl-1,2,4-triazolidin-3,5-dion-1-yl)-3-methylamino-crotonsaeureaethylester
    —— 2,6-Dimethylphenyl-1,2,3-thiadiazol-4-carboxylat 50868-89-8 C11H10N2O2S
    2,6-Dimethylphenyl-1,2,3-thiadiazol-4-carboxylat
    —— <2-13C>-(R,S)-2,3-dibromosuccinic acid 96503-58-1 C4H4Br2O4
    <2-13C>-(R,S)-2,3-dibromosuccinic acid
    —— 2-Methyl-acrylic acid 4-{[(E)-4-heptyl-phenylimino]-methyl}-phenyl ester 57222-62-5 C24H29NO2
    2-Methyl-acrylic acid 4-{[(E)-4-heptyl-phenylimino]-methyl}-phenyl ester
    —— 2-Methyl-acrylic acid 4-{[(E)-4-hexyl-phenylimino]-methyl}-phenyl ester 57222-61-4 C23H27NO2
    2-Methyl-acrylic acid 4-{[(E)-4-hexyl-phenylimino]-methyl}-phenyl ester
    —— (2R,3E,5E,7S)-7-hydroxy-2-methylocta-3,5-dienoic acid 110678-40-5 C9H14O3
    (2R,3E,5E,7S)-7-hydroxy-2-methylocta-3,5-dienoic acid
    —— 2-(chloro-(2-((methoxymethoxy)methyl)phenyl)methyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 1140738-73-3 C16H24BClO4
    2-(chloro-(2-((methoxymethoxy)methyl)phenyl)methyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
    —— ((2S,3R,4R,5S,6R)-5-(Bis-allyloxy-phosphanyloxy)-6-(tert-butyl-dimethyl-silanyloxymethyl)-4-((R)-3-dodecyloxy-tetradecyloxy)-3-{(R)-3-[((Z)-tetradec-7-enyl)oxy]-tetradecanoylamino}-tetrahydro-pyran-2-yloxy)-acetic acid allyl ester 338952-36-6 C77H146NO12PSi
    ((2S,3R,4R,5S,6R)-5-(Bis-allyloxy-phosphanyloxy)-6-(tert-butyl-dimethyl-silanyloxymethyl)-4-((R)-3-dodecyloxy-tetradecyloxy)-3-{(R)-3-[((Z)-tetradec-7-enyl)oxy]-tetradecanoylamino}-tetrahydro-pyran-2-yloxy)-acetic acid allyl ester
    —— 2-Amino-2-[3-(trifluoromethyl)phenyl]propan-1-ol hydrochloride 2031260-60-1 C10H13ClF3NO
    2-Amino-2-[3-(trifluoromethyl)phenyl]propan-1-ol hydrochloride
    —— 2-oxo-4-phenyl-1,2,3,4,5,6-hexahydro-benzo[<i>h</i>]quinoline-3-carboxylic acid amide 50550-35-1 C20H18N2O2
    2-oxo-4-phenyl-1,2,3,4,5,6-hexahydro-benzo[<i>h</i>]quinoline-3-carboxylic acid amide
    —— 2-(1H-Indol-3-yl)-3-methoxycarbonyl-but-2-enedioic acid dimethyl ester 50501-70-7 C16H15NO6
    2-(1H-Indol-3-yl)-3-methoxycarbonyl-but-2-enedioic acid dimethyl ester
    —— 2-[1-(4-Fluoro-phenyl)-2-nitro-ethyl]-malonic acid di-tert-butyl ester 52927-56-7 C19H26FNO6
    2-[1-(4-Fluoro-phenyl)-2-nitro-ethyl]-malonic acid di-tert-butyl ester
    —— 2-Hydroxyethyl-α-thiocelestosaminid-pentaacetat 16679-00-8 C21H33NO11S
    2-Hydroxyethyl-α-thiocelestosaminid-pentaacetat
    —— 2-monodeutero-ethyl cyanide 52167-26-7 C3H5N
    2-monodeutero-ethyl cyanide
    —— (2-Methyl-3-oxo-butyl)-thiophen-2-yl-phosphinic acid methyl ester 51523-19-4 C10H15O3PS
    (2-Methyl-3-oxo-butyl)-thiophen-2-yl-phosphinic acid methyl ester
    —— 2,2,6,6-tetramethyl-1-(2-methyl-aziridin-1-ylmethyl)-piperidine 41056-73-9 C13H26N2
    2,2,6,6-tetramethyl-1-(2-methyl-aziridin-1-ylmethyl)-piperidine
    —— 2-(3-Nitro-phenyl)-5-thiocyanatomethyl-furan 40940-80-5 C12H8N2O3S
    2-(3-Nitro-phenyl)-5-thiocyanatomethyl-furan
    —— 2-methyl-3-(1-methylsulfanyl-2-nitro-vinyl)-indole 41765-44-0 C12H12N2O2S
    2-methyl-3-(1-methylsulfanyl-2-nitro-vinyl)-indole
    —— 2-[1-(4-Chloro-phenyl)-meth-(E)-ylidene]-6-methyl-2H-thiochromene 1,1-dioxide 40310-67-6 C17H13ClO2S
    2-[1-(4-Chloro-phenyl)-meth-(E)-ylidene]-6-methyl-2H-thiochromene 1,1-dioxide
    —— 2-{[1-Phenyl-meth-(Z)-ylidene]-amino}-1-piperidin-1-yl-anthraquinone 19952-09-1 C26H22N2O2
    2-{[1-Phenyl-meth-(Z)-ylidene]-amino}-1-piperidin-1-yl-anthraquinone
    —— 2-(4-Ethoxy-benzyl)-pentanedioic acid 51180-07-5 C14H18O5
    2-(4-Ethoxy-benzyl)-pentanedioic acid
    —— 2-(2-Chloro-allyl)-cyclohexane-1,4-dione 53014-57-6 C9H11ClO2
    2-(2-Chloro-allyl)-cyclohexane-1,4-dione