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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (2R,7S,7aS)-1-tert-Butyl-2,7-diphenyl-1,2,7,7a-tetrahydro-1a-aza-cyclopropa[b]naphthalen-7-ol 50805-51-1 C26H27NO
    (2R,7S,7aS)-1-tert-Butyl-2,7-diphenyl-1,2,7,7a-tetrahydro-1a-aza-cyclopropa[b]naphthalen-7-ol
    —— 2-Hydroxy-6-chlor-7-ethoxy-chinoxalin 39267-07-7 C10H9ClN2O2
    2-Hydroxy-6-chlor-7-ethoxy-chinoxalin
    —— 24,28-Iminostigmast-5-en-3β-ol 53774-61-1 C29H49NO
    24,28-Iminostigmast-5-en-3β-ol
    —— (2S,3S,5S,10S,13S,16S,17R)-16-Dimethylamino-10,13-dimethyl-2-piperidin-1-yl-hexadecahydro-cyclopenta[a]phenanthrene-3,17-diol 50588-31-3 C26H46N2O2
    (2S,3S,5S,10S,13S,16S,17R)-16-Dimethylamino-10,13-dimethyl-2-piperidin-1-yl-hexadecahydro-cyclopenta[a]phenanthrene-3,17-diol
    —— 2-Benzamido-4-methyl-5.4'-dinitro-benzophenon 54880-10-3 C21H15N3O6
    2-Benzamido-4-methyl-5.4'-dinitro-benzophenon
    —— (2S,3S,4S)-3,4,5-Triacetoxy-5-[((2R,3R,4R,5S,6R)-2,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-3-ylamino)-methyl]-tetrahydro-furan-2-carboxylic acid 53081-33-7 C26H35NO18
    (2S,3S,4S)-3,4,5-Triacetoxy-5-[((2R,3R,4R,5S,6R)-2,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-3-ylamino)-methyl]-tetrahydro-furan-2-carboxylic acid
    —— 2β,3α,28-lup-20(29)-entriol 1190957-56-2 C30H50O3
    2β,3α,28-lup-20(29)-entriol
    —— [(2R,3R,4S)-2,3,4-triacetyloxy-4-[5-(4-chlorophenyl)-8,8-dimethyl-6-oxo-5,7,9,10-tetrahydro-[1,2,4]triazolo[3,4-b]quinazolin-3-yl]butyl] acetate 1188423-55-3 C29H33ClN4O9
    [(2R,3R,4S)-2,3,4-triacetyloxy-4-[5-(4-chlorophenyl)-8,8-dimethyl-6-oxo-5,7,9,10-tetrahydro-[1,2,4]triazolo[3,4-b]quinazolin-3-yl]butyl] acetate
    —— 2-[6-(3-morpholin-4-ylpropylsulfamoyl)-3H-1,3-benzothiazol-2-ylidene]-2-[4-(trifluoromethyl)pyrimidin-2-yl]acetamide 1219483-38-1 C21H23F3N6O4S2
    2-[6-(3-morpholin-4-ylpropylsulfamoyl)-3H-1,3-benzothiazol-2-ylidene]-2-[4-(trifluoromethyl)pyrimidin-2-yl]acetamide
    —— (2S,6aS)-10-Acetoxy-2,4a,6a,6b,9,9,12a-heptamethyl-13-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14-icosahydro-picene-2-carboxylic acid 61878-53-3 C32H48O5
    (2S,6aS)-10-Acetoxy-2,4a,6a,6b,9,9,12a-heptamethyl-13-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14-icosahydro-picene-2-carboxylic acid
    —— 2-benzenesulfonyl-8-phenyl-2,5-dihydro-1<i>H</i>-1,5-etheno-[1,2,4]triazolo[1,2-<i>a</i>][1,2,4,5]tetrazepine-7,9-dione 55293-78-2 C19H15N5O4S
    2-benzenesulfonyl-8-phenyl-2,5-dihydro-1<i>H</i>-1,5-etheno-[1,2,4]triazolo[1,2-<i>a</i>][1,2,4,5]tetrazepine-7,9-dione
    —— 2-methoxy-3,7,10-trimethyl-3<i>H</i>,10<i>H</i>-benzo[<i>g</i>]pteridine-4,8-dione 53503-27-8 C14H14N4O3
    2-methoxy-3,7,10-trimethyl-3<i>H</i>,10<i>H</i>-benzo[<i>g</i>]pteridine-4,8-dione
    —— 2-[2-(4-bromo-2-methyl-5-oxo-1-phenyl-2,5-dihydro-1<i>H</i>-pyrazol-3-yl)-vinyl]-benzoic acid 54813-90-0 C19H15BrN2O3
    2-[2-(4-bromo-2-methyl-5-oxo-1-phenyl-2,5-dihydro-1<i>H</i>-pyrazol-3-yl)-vinyl]-benzoic acid
    —— 2''-Deoxygentamycin 51785-93-4 C20H41N5O6
    2''-Deoxygentamycin
    —— 2α-ethoxyhexahydropyrrolo(1,2-b)isoxazole 81206-59-9 C8H15NO2
    2α-ethoxyhexahydropyrrolo(1,2-b)isoxazole
    —— (2-butyl-2-cyclopropen-1-yl)phenylmethanone 108191-49-7 C14H16O
    (2-butyl-2-cyclopropen-1-yl)phenylmethanone
    —— 2-(2,7-Dibromo-3,4-dihydroxy-naphthalen-1-yl)-malonic acid diethyl ester 102691-41-8 C17H16Br2O6
    2-(2,7-Dibromo-3,4-dihydroxy-naphthalen-1-yl)-malonic acid diethyl ester
    —— 2-(2-Methoxy-6H-pyrido[2',3':4,5]pyrrolo[2,1-a]isoindol-11-yl)-ethylamine 334781-32-7 C17H17N3O
    2-(2-Methoxy-6H-pyrido[2',3':4,5]pyrrolo[2,1-a]isoindol-11-yl)-ethylamine
    —— 2-Naphthalen-2-yl-1-piperazin-1-ylethanone;hydrochloride 254972-57-1 C16H19ClN2O
    2-Naphthalen-2-yl-1-piperazin-1-ylethanone;hydrochloride
    —— 2,4-Diphenyl-benzo[4,5]furo[2,3-d]pyrimidine 129190-79-0 C22H14N2O
    2,4-Diphenyl-benzo[4,5]furo[2,3-d]pyrimidine
    —— 2,4,8-trichloro-6,7-dimethoxyquinazoline 79572-00-2 C10H7Cl3N2O2
    2,4,8-trichloro-6,7-dimethoxyquinazoline
    —— 2-(1-Naphthylmethyl)-2-azatricyclo<5.2.2.01,5>undeca-4,8,10-trien-3-on 117776-43-9 C21H17NO
    2-(1-Naphthylmethyl)-2-azatricyclo<5.2.2.01,5>undeca-4,8,10-trien-3-on
    —— 2,2-Dimethyl-propionic acid (2S,3R,4S,5S,6R)-2-[(R)-1-(diethoxy-phosphoryl)-butylamino]-4,5-bis-(2,2-dimethyl-propionyloxy)-6-(2,2-dimethyl-propionyloxymethyl)-tetrahydro-pyran-3-yl ester 141331-14-8 C34H62NO12P
    2,2-Dimethyl-propionic acid (2S,3R,4S,5S,6R)-2-[(R)-1-(diethoxy-phosphoryl)-butylamino]-4,5-bis-(2,2-dimethyl-propionyloxy)-6-(2,2-dimethyl-propionyloxymethyl)-tetrahydro-pyran-3-yl ester
    —— 2H,2'H-2,2'-(2,2'-disulfo-stilbene-4,4'-diyl)-bis-naphtho[1,2-d][1,2,3]triazole-5-sulfonic acid 94722-96-0 C34H22N6O12S4
    2H,2'H-2,2'-(2,2'-disulfo-stilbene-4,4'-diyl)-bis-naphtho[1,2-d][1,2,3]triazole-5-sulfonic acid
    —— 2,5'-Aminimino-1-(5'-desoxy-β-D-ribofuranosyl)-5-N-formylamino-imidiazol-4-carboxamid 65879-42-7 C10H14N6O5*ClH
    2,5'-Aminimino-1-(5'-desoxy-β-D-ribofuranosyl)-5-N-formylamino-imidiazol-4-carboxamid
    —— 2-amino-7-hydroxy-6-[2-methyl-5-N-(4-trifluoromethylpyridin-2-yl)carbamoylphenyl]-8-(pyridin-3-yl)quinazoline 1191931-97-1 C27H19F3N6O2
    2-amino-7-hydroxy-6-[2-methyl-5-N-(4-trifluoromethylpyridin-2-yl)carbamoylphenyl]-8-(pyridin-3-yl)quinazoline
    —— 2-(1,1-Dioxo-2-phenyl-1H-1λ<sup>6</sup>-benzo[b]thiophen-3-ylamino)-ethanol 55118-71-3 C16H15NO3S
    2-(1,1-Dioxo-2-phenyl-1H-1λ<sup>6</sup>-benzo[b]thiophen-3-ylamino)-ethanol
    —— 2-(2,4-dichloro-benzylsulfanyl)-1-methyl-4-nitro-1<i>H</i>-imidazole 50969-33-0 C11H9Cl2N3O2S
    2-(2,4-dichloro-benzylsulfanyl)-1-methyl-4-nitro-1<i>H</i>-imidazole
    —— 2-[(4-Hydroxy-2-methyl-1,1-dioxo-1,2-dihydro-1λ<sup>6</sup>-benzo[e][1,2]thiazine-3-carbonyl)-amino]-benzoic acid methyl ester 40713-46-0 C18H16N2O6S
    2-[(4-Hydroxy-2-methyl-1,1-dioxo-1,2-dihydro-1λ<sup>6</sup>-benzo[e][1,2]thiazine-3-carbonyl)-amino]-benzoic acid methyl ester
    —— 2'',3''-Dihydro-6,7,4'',5''-furo-2'-acetoxy-4',5'-methylendioxyisoflavan 53766-59-9 C20H18O6
    2'',3''-Dihydro-6,7,4'',5''-furo-2'-acetoxy-4',5'-methylendioxyisoflavan
    —— 2-Phenyl-4-p-chlorophenyl-6-(2-naphthyl)-pyridin 52601-34-0 C27H18ClN
    2-Phenyl-4-p-chlorophenyl-6-(2-naphthyl)-pyridin
    —— 2,3-bis-(4-nitro-benzoyl)-2,3-diaza-bicyclo[2.2.1]hept-5-ene 35630-57-0 C19H14N4O6
    2,3-bis-(4-nitro-benzoyl)-2,3-diaza-bicyclo[2.2.1]hept-5-ene
    —— <28-14C>-Ergosta-5,7,22,24(28)-tetraen-3β-ol 50397-18-7 C28H42O
    <28-14C>-Ergosta-5,7,22,24(28)-tetraen-3β-ol
    —— 2-Benzyloxycarbonylamino-3-phenyl-propionic acid (2R,3S,5R)-2-hydroxymethyl-5-(5-methyl-2-oxo-4-thioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester 62102-35-6 C27H29N3O7S
    2-Benzyloxycarbonylamino-3-phenyl-propionic acid (2R,3S,5R)-2-hydroxymethyl-5-(5-methyl-2-oxo-4-thioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester
    —— 2-(9H-Fluoren-9-yl)-[1,4]naphthoquinone 42976-21-6 C23H14O2
    2-(9H-Fluoren-9-yl)-[1,4]naphthoquinone
    —— 2-acetoxy-3-cyclohexyl-3<i>H</i>-imidazole-4-carbaldehyde <i>O</i>-acetyl-oxime 62202-15-7 C14H19N3O4
    2-acetoxy-3-cyclohexyl-3<i>H</i>-imidazole-4-carbaldehyde <i>O</i>-acetyl-oxime
    —— 2-[(8-Hydroxy-quinolin-5-ylmethyl)-hydrazono]-1-(4-phenoxy-phenyl)-ethanone 58950-65-5 C24H19N3O3
    2-[(8-Hydroxy-quinolin-5-ylmethyl)-hydrazono]-1-(4-phenoxy-phenyl)-ethanone
    —— 2-phenyl-tetrahydro-5,9-ethano-[1,2,4]triazolo[1,2-<i>a</i>][1,2]diazepine-1,3-dione 54168-16-0 C15H17N3O2
    2-phenyl-tetrahydro-5,9-ethano-[1,2,4]triazolo[1,2-<i>a</i>][1,2]diazepine-1,3-dione
    —— 2,2,3,3,4,4,4-Heptafluoro-butyric acid (R)-1-((1aR,3aR,3bS,5aS,6S,8aS,8bS,10aR)-3a,5a-dimethyl-10-oxo-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-ethyl ester 180415-54-7 C25H31F7O3
    2,2,3,3,4,4,4-Heptafluoro-butyric acid (R)-1-((1aR,3aR,3bS,5aS,6S,8aS,8bS,10aR)-3a,5a-dimethyl-10-oxo-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-ethyl ester
    —— (2R,5R)-dimethyl tetrahydrothiophene-2,5-dicarboxylate 1392406-44-8 C8H12O4S
    (2R,5R)-dimethyl tetrahydrothiophene-2,5-dicarboxylate
    —— 2-Benzo[1,3]dioxol-5-yl-5-(3-m-tolyl-ureido)-[1,3,4]thiadiazole-3-carboxylic acid m-tolylamide 106467-52-1 C25H23N5O4S
    2-Benzo[1,3]dioxol-5-yl-5-(3-m-tolyl-ureido)-[1,3,4]thiadiazole-3-carboxylic acid m-tolylamide
    —— 2-[2-(1H-indol-3-yl)-N-(prop-2-ynyl)acetamido]-N-tert-butyl-2-(4-chlorophenyl)acetamide 1404471-77-7 C25H26ClN3O2
    2-[2-(1H-indol-3-yl)-N-(prop-2-ynyl)acetamido]-N-tert-butyl-2-(4-chlorophenyl)acetamide
    —— 2-Methylcarbamoyloxyimino-indan-1,3-dion-monothiosemicarbazon 26993-07-7 C12H11N5O3S
    2-Methylcarbamoyloxyimino-indan-1,3-dion-monothiosemicarbazon
    —— 2-((4S,5R,7R,8S,9S,16S,Z)-4,8-bis((tert-butyldimethylsilyl)oxy)-5,7,9-trimethyl-16-((E)-1-(2-methylthiazol-4-yl)prop-1-en-2-yl)-2,6-dioxooxacyclohexadec-13-en-5-yl)ethyl 3-azidobenzoate 1173992-02-3 C46H72N4O7SSi2
    2-((4S,5R,7R,8S,9S,16S,Z)-4,8-bis((tert-butyldimethylsilyl)oxy)-5,7,9-trimethyl-16-((E)-1-(2-methylthiazol-4-yl)prop-1-en-2-yl)-2,6-dioxooxacyclohexadec-13-en-5-yl)ethyl 3-azidobenzoate
    —— 2,2,2-Trichloro-1-[((E)-hept-3-enyl)oxy]-ethanol 51014-85-8 C9H15Cl3O2
    2,2,2-Trichloro-1-[((E)-hept-3-enyl)oxy]-ethanol
    —— 2-[(2,4-Dinitro-phenyl)-hydrazono]-1-(4-methoxy-phenyl)-ethanone 24208-52-4 C15H12N4O6
    2-[(2,4-Dinitro-phenyl)-hydrazono]-1-(4-methoxy-phenyl)-ethanone
    —— 2,6,9,12,15,18,21,24,27,31,34,37,40,43,46,49,52,55-octadecaoxa-dispiro[3.24.3.24]hexapentacontane 51652-73-4 C38H72O18
    2,6,9,12,15,18,21,24,27,31,34,37,40,43,46,49,52,55-octadecaoxa-dispiro[3.24.3.24]hexapentacontane
    —— 2,4,6-Trinitro-benzenesulfonic acid (E)-2-bromo-1,2-di-m-tolyl-vinyl ester 41104-47-6 C22H16BrN3O9S
    2,4,6-Trinitro-benzenesulfonic acid (E)-2-bromo-1,2-di-m-tolyl-vinyl ester
    —— 2,4-Diamino-6-phenylpteridin-8-oxid 50691-61-7 C12H10N6O
    2,4-Diamino-6-phenylpteridin-8-oxid
    —— (2R,4R,6S)-1-Benzyl-4-methyl-2,6,7-trithia-bicyclo[2.2.2]octane 2,6-dioxide 40193-15-5 C13H16O2S3
    (2R,4R,6S)-1-Benzyl-4-methyl-2,6,7-trithia-bicyclo[2.2.2]octane 2,6-dioxide