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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-amino-5,8-dioxy-6,7-diphenyl-3<i>H</i>-pteridin-4-one 42346-96-3 C18H13N5O3
    2-amino-5,8-dioxy-6,7-diphenyl-3<i>H</i>-pteridin-4-one
    —— 2-[(3R)-7-methyl-4-oxo-3,5-dihydro-2H-1,5-benzothiazepin-3-yl]isoindole-1,3-dione 98413-21-9 C18H14N2O3S
    2-[(3R)-7-methyl-4-oxo-3,5-dihydro-2H-1,5-benzothiazepin-3-yl]isoindole-1,3-dione
    —— 2-(Naphthalene-2-sulfonylamino)-5-(4-thiocarbamoyl-phenyl)-pentanoic acid butylamide 83101-65-9 C26H31N3O3S2
    2-(Naphthalene-2-sulfonylamino)-5-(4-thiocarbamoyl-phenyl)-pentanoic acid butylamide
    —— 2-(Tripropylsiloxy)-3,4-decadien 60670-76-0 C19H38OSi
    2-(Tripropylsiloxy)-3,4-decadien
    —— 2-(3-Bromo-phenoxy)-2-phenyl-1-p-tolyl-ethanone 55082-28-5 C21H17BrO2
    2-(3-Bromo-phenoxy)-2-phenyl-1-p-tolyl-ethanone
    —— 2-phenyl-1,4,6,9-tetraoxa-5λ<sup>5</sup>-phospha-spiro[4.4]nonane 40058-64-8 C10H13O4P
    2-phenyl-1,4,6,9-tetraoxa-5λ<sup>5</sup>-phospha-spiro[4.4]nonane
    —— 2-amino-1,4-diphenyl-6-thioxo-1,6-dihydro-pyridine-3-carboxylic acid ethyl ester 50706-61-1 C20H18N2O2S
    2-amino-1,4-diphenyl-6-thioxo-1,6-dihydro-pyridine-3-carboxylic acid ethyl ester
    —— 2-bromo-2-(3-furan-2-yl-acryloyl)-indan-1,3-dione 52774-32-0 C16H9BrO4
    2-bromo-2-(3-furan-2-yl-acryloyl)-indan-1,3-dione
    —— 2-[Hydroxy-(1-hydroxy-cyclopropyl)-amino]-3-methyl-butyronitrile 52377-18-1 C8H14N2O2
    2-[Hydroxy-(1-hydroxy-cyclopropyl)-amino]-3-methyl-butyronitrile
    —— 2-nitro-3-piperidin-1-yl-cyclohex-2-enone 51788-76-2 C11H16N2O3
    2-nitro-3-piperidin-1-yl-cyclohex-2-enone
    —— 2-Imino-3-cyclohexylthiocarbamoyl-thiazolidinon-4 42749-05-3 C10H15N3OS2
    2-Imino-3-cyclohexylthiocarbamoyl-thiazolidinon-4
    —— 2-Imino-3-phenylthiocarbamoyl-thiazolidon-4 42748-98-1 C10H9N3OS2
    2-Imino-3-phenylthiocarbamoyl-thiazolidon-4
    —— 2-Isopropyl-2-methyl-3-phenyl-[1,3]thiaphosphinane 51329-21-6 C14H21PS
    2-Isopropyl-2-methyl-3-phenyl-[1,3]thiaphosphinane
    —— (2Z,4E)-8-[6-(2,2-Dimethoxy-ethyl)-4-hydroxy-3,5-dimethyl-tetrahydro-pyran-2-yl]-7-hydroxy-2,6-dimethyl-nona-2,4-dienoic acid (2-hydroxy-5,6,9-trimethoxy-2,4-dimethyl-1-oxo-1,2-dihydro-naphtho[2,1-b]furan-7-yl)-amide 52247-44-6 C39H55NO12
    (2Z,4E)-8-[6-(2,2-Dimethoxy-ethyl)-4-hydroxy-3,5-dimethyl-tetrahydro-pyran-2-yl]-7-hydroxy-2,6-dimethyl-nona-2,4-dienoic acid (2-hydroxy-5,6,9-trimethoxy-2,4-dimethyl-1-oxo-1,2-dihydro-naphtho[2,1-b]furan-7-yl)-amide
    —— (2-thiophene-2-yl-4-phenylquinoline)Ir-Cl 1597428-06-2 C44H27ClIrN3O2S2
    (2-thiophene-2-yl-4-phenylquinoline)Ir-Cl
    —— 2-chloro-3',4'-dimethoxy-4-nitrobiphenyl 80204-12-2 C14H12ClNO4
    2-chloro-3',4'-dimethoxy-4-nitrobiphenyl
    —— 2-phenyl-2-cyclohexen-1-one 2,4-dinitrophenylhydrazone 4912-60-1 C18H16N4O4
    2-phenyl-2-cyclohexen-1-one 2,4-dinitrophenylhydrazone
    —— 2-(3,4-dihydroisoquinolin-2(1H)-yl)benzamide 1435940-02-5 C16H16N2O
    2-(3,4-dihydroisoquinolin-2(1H)-yl)benzamide
    —— 20(R),24(S)-epoxy-3β,6α,11β,16β,25-pentahydroxycycloartane 1422703-59-0 C30H50O6
    20(R),24(S)-epoxy-3β,6α,11β,16β,25-pentahydroxycycloartane
    —— 2-([1,3]dithiolo[4,5-d][1,3]dithiol-5-ylidene)-5,6-dimethyl-[1,3]diselenolo[4,5-b]pyrazine 113003-70-6 C11H8N2S4Se2
    2-([1,3]dithiolo[4,5-d][1,3]dithiol-5-ylidene)-5,6-dimethyl-[1,3]diselenolo[4,5-b]pyrazine
    —— 2-Chlor-7-chlorsulfonyl-heptanoylchlorid 4498-92-4 C7H11Cl3O3S
    2-Chlor-7-chlorsulfonyl-heptanoylchlorid
    —— 2-(adamant-1-yl)-1-phenylsulphinyl-1-(pyridine-2-thiyl)ethane 103698-41-5 C23H27NOS2
    2-(adamant-1-yl)-1-phenylsulphinyl-1-(pyridine-2-thiyl)ethane
    —— 2-(4-bromophenyl)-3-(4-(4-(ethyl(2-hydroxyethyl)amino)phenyldiazenyl)phenyl)acrylonitrile 1439644-49-1 C25H23BrN4O
    2-(4-bromophenyl)-3-(4-(4-(ethyl(2-hydroxyethyl)amino)phenyldiazenyl)phenyl)acrylonitrile
    —— (2R)-N-[(1R,2R,3R,4R)-2,3,4-trihydroxycyclohexan-1-oyl]bornane-10,2-sultam 474882-28-5 C17H27NO6S
    (2R)-N-[(1R,2R,3R,4R)-2,3,4-trihydroxycyclohexan-1-oyl]bornane-10,2-sultam
    —— (2S,3R,4R)-1-(tert-butyl-dimethyl-silanyloxy)-2,4-dimethyl-5-heptyn-3-ol 289900-12-5 C15H30O2Si
    (2S,3R,4R)-1-(tert-butyl-dimethyl-silanyloxy)-2,4-dimethyl-5-heptyn-3-ol
    —— 2-Benzyl-3-benzyloxy-5-(isopropylamino-methyl)-benzenesulfonamide 62275-61-0 C24H28N2O3S
    2-Benzyl-3-benzyloxy-5-(isopropylamino-methyl)-benzenesulfonamide
    —— 2,5-anhydro-3,4-di-O-benzyl-1-deoxy-1-dimethylphenylsilyl-D-altritol 222408-70-0 C28H34O4Si
    2,5-anhydro-3,4-di-O-benzyl-1-deoxy-1-dimethylphenylsilyl-D-altritol
    —— 2'-bromo-3'-phenyl-spiro[fluorene-9,1'-indene] 1455-22-7 C27H17Br
    2'-bromo-3'-phenyl-spiro[fluorene-9,1'-indene]
    —— 2-chloro-N-(3-methylphenyl)-N-propylacetamide 86491-93-2 C12H16ClNO
    2-chloro-N-(3-methylphenyl)-N-propylacetamide
    —— 2-(2,4-dinitrophenoxy)-2-phenylethanamine 1534354-18-1 C14H13N3O5
    2-(2,4-dinitrophenoxy)-2-phenylethanamine
    —— (2Z)-4-Acetyloxy-2-(4-fluorophenyl)-3-[4-(methylsulfonyl)phenyl]but-2-enoic acid 179174-94-8 C19H17FO6S
    (2Z)-4-Acetyloxy-2-(4-fluorophenyl)-3-[4-(methylsulfonyl)phenyl]but-2-enoic acid
    —— 2-Ethyl-5-piperidinomethyl-thiophen 91636-45-2 C12H19NS
    2-Ethyl-5-piperidinomethyl-thiophen
    —— 2,2-Dichloro-N-{4-[(Z)-1-methyl-2-(5-nitro-furan-2-yl)-vinyl]-pyrimidin-2-yl}-acetamide 902-62-5 C13H10Cl2N4O4
    2,2-Dichloro-N-{4-[(Z)-1-methyl-2-(5-nitro-furan-2-yl)-vinyl]-pyrimidin-2-yl}-acetamide
    —— 2,6-difluoro-4-[3-(4-fluorophenyl)-5-methylisoxazol-4-yl]benezenesulfonamide 473308-04-2 C16H11F3N2O3S
    2,6-difluoro-4-[3-(4-fluorophenyl)-5-methylisoxazol-4-yl]benezenesulfonamide
    —— 2-((1S,2R)-1,2-Dihydroxy-1-methyl-propyl)-5,11-dihydroxy-7H-1-oxa-benzo[a]anthracene-4,12-dione 864158-19-0 C21H18O7
    2-((1S,2R)-1,2-Dihydroxy-1-methyl-propyl)-5,11-dihydroxy-7H-1-oxa-benzo[a]anthracene-4,12-dione
    —— 2-(1-ethoxymethyl-2-phenylthioimidazol-5-ylthio)acetaldehyde diethyl acetal 81356-70-9 C18H26N2O3S2
    2-(1-ethoxymethyl-2-phenylthioimidazol-5-ylthio)acetaldehyde diethyl acetal
    —— 2-[(4-chlorophenoxy)methyl]-1-ethyl-3-[(4-dimethylaminopiperidin-1-yl)methyl]-1H-indole 188721-88-2 C25H32ClN3O
    2-[(4-chlorophenoxy)methyl]-1-ethyl-3-[(4-dimethylaminopiperidin-1-yl)methyl]-1H-indole
    —— 2-oxopyrrolidine-1-carboxylic acid 1-ethylallyl ester 945635-06-3 C10H15NO3
    2-oxopyrrolidine-1-carboxylic acid 1-ethylallyl ester
    —— 2-(2-{2-[2-(4-Cyano-benzoylamino)-2-methyl-propionylamino]-2-methyl-propionylamino}-2-methyl-propionylamino)-2-methyl-propionic acid tert-butyl ester 843612-90-8 C28H41N5O6
    2-(2-{2-[2-(4-Cyano-benzoylamino)-2-methyl-propionylamino]-2-methyl-propionylamino}-2-methyl-propionylamino)-2-methyl-propionic acid tert-butyl ester
    —— (2R,3R,4R,5S,6R,8S,10S)-10-benzyloxy-8-benzyloxymethyl-4,5-dimethyldi-t-butylsiloxy-2-ethyl-3-methyl-1,7-dioxaspiro<5.5>undecane 105977-62-6 C39H64O6Si2
    (2R,3R,4R,5S,6R,8S,10S)-10-benzyloxy-8-benzyloxymethyl-4,5-dimethyldi-t-butylsiloxy-2-ethyl-3-methyl-1,7-dioxaspiro<5.5>undecane
    —— 2-Fluor-2-nitro-aethanol-acetat 22691-96-9 C4H6FNO4
    2-Fluor-2-nitro-aethanol-acetat
    —— 2-{3-[4-(2-Methoxy-phenyl)-piperazin-1-yl]-propyl}-5,7-dimethyl-4H-benzo[1,4]thiazin-3-one; hydrochloride 105125-73-3 C24H31N3O2S*2ClH
    2-{3-[4-(2-Methoxy-phenyl)-piperazin-1-yl]-propyl}-5,7-dimethyl-4H-benzo[1,4]thiazin-3-one; hydrochloride
    —— 2-bromo-1,1,4,4,5-pentamethoxy-1,4-dihydronaphthalene 134281-75-7 C15H19BrO5
    2-bromo-1,1,4,4,5-pentamethoxy-1,4-dihydronaphthalene
    —— 2,8,14,20-tetrakis(4-hydroxybutyl)pentacyclo<19.3.1.13,7.19,13.115,19>octacosa-1(25),3,5,7(28),9,11,13(27),15,17,19(26),21,23-dodecaene-4,6,10,12,16,18,22,24-octol 118600-21-8 C44H56O12
    2,8,14,20-tetrakis(4-hydroxybutyl)pentacyclo<19.3.1.13,7.19,13.115,19>octacosa-1(25),3,5,7(28),9,11,13(27),15,17,19(26),21,23-dodecaene-4,6,10,12,16,18,22,24-octol
    —— 2-Amino-3,6-dimethylbenzo<1,2-d:3,4-d'>diimidazol 37739-78-9 C10H11N5
    2-Amino-3,6-dimethylbenzo<1,2-d:3,4-d'>diimidazol
    —— 2-(4-amidinophenylaminomethyl)-1-methyl-5-[1-(carboxymethylamino)-1-(pyrrolidin-1-yl-carbonyl)-methyl]-benzimidazole-hydrochloride 253430-65-8 C24H29N7O3*ClH
    2-(4-amidinophenylaminomethyl)-1-methyl-5-[1-(carboxymethylamino)-1-(pyrrolidin-1-yl-carbonyl)-methyl]-benzimidazole-hydrochloride
    —— [(2R,3R,4R,5R,6R)-5-[[(2S)-2-[[(2S)-5-[[amino-[(4-methoxy-2,3,6-trimethylphenyl)sulfonylamino]methylidene]amino]-2-(prop-2-ynoylamino)pentanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-2-(azidomethyl)-4-benzoyloxy-6-methoxyoxan-3-yl] benzoate 857351-82-7 C49H55N9O13S
    [(2R,3R,4R,5R,6R)-5-[[(2S)-2-[[(2S)-5-[[amino-[(4-methoxy-2,3,6-trimethylphenyl)sulfonylamino]methylidene]amino]-2-(prop-2-ynoylamino)pentanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-2-(azidomethyl)-4-benzoyloxy-6-methoxyoxan-3-yl] benzoate
    —— 2-(2'-n-propylindol-3'-yl)ethanol 76507-87-4 C13H17NO
    2-(2'-n-propylindol-3'-yl)ethanol
    —— 21-acetoxy-11Beta,17Alpha,20Alpha-trihydroxy 1,4-pregnadiene-3-one 2871-71-8 C23H32O6
    21-acetoxy-11Beta,17Alpha,20Alpha-trihydroxy 1,4-pregnadiene-3-one
    —— 2-<N-(ethoxycarbonyl)amino>butyl butyrate 113770-76-6 C11H21NO4
    2-<N-(ethoxycarbonyl)amino>butyl butyrate