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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (2,5-dimethoxy-3,6-dimethyl-2,5-dioxo-2λ<sup>5</sup>,5λ<sup>5</sup>-[1,4,2,5]dioxadiphosphinane-3,6-diyl)-bis-phosphonic acid tetramethyl ester 53195-74-7 C10H24O12P4
    (2,5-dimethoxy-3,6-dimethyl-2,5-dioxo-2λ<sup>5</sup>,5λ<sup>5</sup>-[1,4,2,5]dioxadiphosphinane-3,6-diyl)-bis-phosphonic acid tetramethyl ester
    —— 2-amino-5-benzoyl-6-methyl-pyran-3,4,4-tricarbonitrile 55260-63-4 C16H10N4O2
    2-amino-5-benzoyl-6-methyl-pyran-3,4,4-tricarbonitrile
    —— 2-<N-(2-Hydroxyethyl)-anilino>-N'-methyl-succinimid 41260-52-0 C13H16N2O3
    2-<N-(2-Hydroxyethyl)-anilino>-N'-methyl-succinimid
    —— 2-Ethyl-5-phenylselenophen 53390-87-7 C12H12Se
    2-Ethyl-5-phenylselenophen
    —— 2-methyl-4-phenyl-3-(trideuteriomethyl-amino)-2<i>H</i>-isoxazol-5-one 52066-14-5 C11H12N2O2
    2-methyl-4-phenyl-3-(trideuteriomethyl-amino)-2<i>H</i>-isoxazol-5-one
    —— 2-thioxo-2,3-dihydro-benzoimidazole-1-carboxylic acid 2-(4-chloro-2-methyl-phenoxy)-acetylamide 41835-12-5 C17H14ClN3O3S
    2-thioxo-2,3-dihydro-benzoimidazole-1-carboxylic acid 2-(4-chloro-2-methyl-phenoxy)-acetylamide
    —— 2-Dimethylamino-4-brom-cycloheptimidazol 2161-27-5 C10H10BrN3
    2-Dimethylamino-4-brom-cycloheptimidazol
    —— 2,2-dichloro-6-methyl-4<i>H</i>-benzo[1,4]oxazin-3-one 90273-43-1 C9H7Cl2NO2
    2,2-dichloro-6-methyl-4<i>H</i>-benzo[1,4]oxazin-3-one
    —— 2-(4-chloro-benzylsulfanyl)-6,8-dimethyl-5,6,7,8-tetrahydro-3<i>H</i>-pyrido[4,3-<i>d</i>]pyrimidin-4-one 1094-55-9 C16H18ClN3OS
    2-(4-chloro-benzylsulfanyl)-6,8-dimethyl-5,6,7,8-tetrahydro-3<i>H</i>-pyrido[4,3-<i>d</i>]pyrimidin-4-one
    —— 2-({4-[(cyclopropylcarbonyl)amino]phenyl}sulfonyl)-4-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)butanoic acid 1369804-04-5 C21H20N4O6S
    2-({4-[(cyclopropylcarbonyl)amino]phenyl}sulfonyl)-4-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)butanoic acid
    —— (2S,3R,4E)-3-Benzoyloxy-2-hexadecanoylamino-1-(2,3-di-O-benzoyl-α-D-glucopyranosyloxy)-4-octadecene 172275-95-5 C61H89NO11
    (2S,3R,4E)-3-Benzoyloxy-2-hexadecanoylamino-1-(2,3-di-O-benzoyl-α-D-glucopyranosyloxy)-4-octadecene
    —— 2-(1-methyl-1<i>H</i>-pyrazolo[3,4-<i>d</i>]pyrimidin-4-yl)-cyclohexanone 54416-43-2 C12H14N4O
    2-(1-methyl-1<i>H</i>-pyrazolo[3,4-<i>d</i>]pyrimidin-4-yl)-cyclohexanone
    —— 2,5-dibromo-selenophene-3-carbaldehyde 55390-12-0 C5H2Br2OSe
    2,5-dibromo-selenophene-3-carbaldehyde
    —— 2-[2,3-Dibromo-1-hydroxy-3-(5-nitro-furan-2-yl)-propylidene]-indan-1,3-dione 52774-34-2 C16H9Br2NO6
    2-[2,3-Dibromo-1-hydroxy-3-(5-nitro-furan-2-yl)-propylidene]-indan-1,3-dione
    —— (2E,4E)-1,1,1,6,6,6-hexafluoro-3,4-bis(p-tolylthio)hexa-2,4-diene 1147999-81-2 C20H16F6S2
    (2E,4E)-1,1,1,6,6,6-hexafluoro-3,4-bis(p-tolylthio)hexa-2,4-diene
    —— (2-Isopropoxymethylsulfanyl-1-isopropoxymethylsulfanylmethyl-ethyl)-dimethyl-amine 39195-28-3 C13H29NO2S2
    (2-Isopropoxymethylsulfanyl-1-isopropoxymethylsulfanylmethyl-ethyl)-dimethyl-amine
    —— 2-acetyl-1,10-phenanthroline(2,4,6-trichloroanil) 915016-64-7 C20H12Cl3N3
    2-acetyl-1,10-phenanthroline(2,4,6-trichloroanil)
    —— (2S,3S,2'R)-2-(2-amino-3-methyl-butyrylamino)-3,6-dihydroxy-6-methyl-4-oxoheptanoic acid methyl ester 1138325-59-3 C14H26N2O6
    (2S,3S,2'R)-2-(2-amino-3-methyl-butyrylamino)-3,6-dihydroxy-6-methyl-4-oxoheptanoic acid methyl ester
    —— 2-Amino-5-(3-chloro-4-propoxy-phenylmercapto)-thiazole 91721-31-2 C12H13ClN2OS2
    2-Amino-5-(3-chloro-4-propoxy-phenylmercapto)-thiazole
    —— 2,4-dioxo-N-[(4-oxo-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-yl)sulfonyl]-1,2,3,4-tetrahydropyrimidine-5-sulfonylhydrazide 1400413-23-1 C8H8N6O7S3
    2,4-dioxo-N-[(4-oxo-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-yl)sulfonyl]-1,2,3,4-tetrahydropyrimidine-5-sulfonylhydrazide
    —— [2H2]-4-nitrophenyl-S,N,N-dimethyl thiocarbamate 1198083-65-6 C9H10N2O3S
    [2H2]-4-nitrophenyl-S,N,N-dimethyl thiocarbamate
    —— 2-chloro-5-(3-ethyl-4-hydroxy-5-methyl-2-oxo-thiazolidin-4-yl)-benzenesulfonamide 64220-88-8 C12H15ClN2O4S2
    2-chloro-5-(3-ethyl-4-hydroxy-5-methyl-2-oxo-thiazolidin-4-yl)-benzenesulfonamide
    —— 2-Ethyl-butyric acid 2-(2,5-dimethyl-phenyl)-3-oxo-3H-inden-1-yl ester 53083-86-6 C23H24O3
    2-Ethyl-butyric acid 2-(2,5-dimethyl-phenyl)-3-oxo-3H-inden-1-yl ester
    —— 2-({3-(aminocarbonyl)-5-[(dipropylamino)carbonyl]benzoyl}amino)-1,2,5-trideoxy-1-(4-hydroxyphenyl)-6-S-methyl-6-thiohexitol 478406-78-9 C28H39N3O6S
    2-({3-(aminocarbonyl)-5-[(dipropylamino)carbonyl]benzoyl}amino)-1,2,5-trideoxy-1-(4-hydroxyphenyl)-6-S-methyl-6-thiohexitol
    —— 2'-<2-(1-methylpropoxycarbonyl)-1-oxo-2-(triphenylphosphoranylidene)ethyl>-1,1'-biphenyl-2-carboxylic acid 129138-21-2 C38H33O5P
    2'-<2-(1-methylpropoxycarbonyl)-1-oxo-2-(triphenylphosphoranylidene)ethyl>-1,1'-biphenyl-2-carboxylic acid
    —— (2-prop-2-enylphenyl) 2-[[5-[[2-[[5-(butylcarbamoyl)-2,4-dioctoxybenzoyl]amino]acetyl]amino]-2-octoxybenzoyl]amino]acetate 850833-75-9 C56H82N4O9
    (2-prop-2-enylphenyl) 2-[[5-[[2-[[5-(butylcarbamoyl)-2,4-dioctoxybenzoyl]amino]acetyl]amino]-2-octoxybenzoyl]amino]acetate
    —— 2-((2S,4S)-4-(4-bromophenyl)-2-ethoxy-3,4-dihydro-2H-pyran-6-yl)pyridine 1-oxide 1182721-89-6 C18H18BrNO3
    2-((2S,4S)-4-(4-bromophenyl)-2-ethoxy-3,4-dihydro-2H-pyran-6-yl)pyridine 1-oxide
    —— (2S)-2-{benzyl[2-(benzyl{(1S)-2-[(diphenylphosphanyl)oxy]-1-phenylethyl}amino)ethyl]amino}-2-phenylethyl diphenylphosphinite 1421593-15-8 C56H54N2O2P2
    (2S)-2-{benzyl[2-(benzyl{(1S)-2-[(diphenylphosphanyl)oxy]-1-phenylethyl}amino)ethyl]amino}-2-phenylethyl diphenylphosphinite
    —— 2-(4-chlorophenoxymethyl)-1,4-benzoquinone 1449692-44-7 C13H9ClO3
    2-(4-chlorophenoxymethyl)-1,4-benzoquinone
    —— 2,3,4,6-tetra-O-acetyl-β-galactopyranosyl fluoride 4163-45-5 C14H19FO9
    2,3,4,6-tetra-O-acetyl-β-galactopyranosyl fluoride
    —— [(2,4-dinitro-phenylhydrazono)-methyl]-succinic acid diethyl ester 15188-19-9 C15H18N4O8
    [(2,4-dinitro-phenylhydrazono)-methyl]-succinic acid diethyl ester
    —— 2-(Bis-methylthio-methylen)-4,5-dihydro-2H-3-benzothiepin-1-on 73692-95-2 C13H14OS3
    2-(Bis-methylthio-methylen)-4,5-dihydro-2H-3-benzothiepin-1-on
    —— <2-(2-Acetylamino-2,2-bis-ethoxycarbonyl-ethyl)-4-<bis-(2-chlor-ethyl)-amino>- phenoxy>-essigsaeure-ethylester 5593-05-5 C24H34Cl2N2O8
    <2-(2-Acetylamino-2,2-bis-ethoxycarbonyl-ethyl)-4-<bis-(2-chlor-ethyl)-amino>- phenoxy>-essigsaeure-ethylester
    —— 2-(3,5-dichlorophenylamino)-1-(3-(isopropyl(7-tosyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)ethanone 1374242-39-3 C29H32Cl2N6O3S
    2-(3,5-dichlorophenylamino)-1-(3-(isopropyl(7-tosyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)ethanone
    —— (2S,3S,4S,5R,6R)-3,4,5-Triacetoxy-6-((2S,3R,4S,5S,6R)-3-allyloxy-2-ethylsulfanyl-5-hydroxy-6-hydroxymethyl-tetrahydro-pyran-4-yloxy)-tetrahydro-pyran-2-carboxylic acid methyl ester 171078-84-5 C24H36O14S
    (2S,3S,4S,5R,6R)-3,4,5-Triacetoxy-6-((2S,3R,4S,5S,6R)-3-allyloxy-2-ethylsulfanyl-5-hydroxy-6-hydroxymethyl-tetrahydro-pyran-4-yloxy)-tetrahydro-pyran-2-carboxylic acid methyl ester
    —— 2-[3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxoquinazolin-8-yloxy]acetic acid 2-[(ethylamino)thioxomethyl]hydrazide 1319735-80-2 C21H23N5O3S
    2-[3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxoquinazolin-8-yloxy]acetic acid 2-[(ethylamino)thioxomethyl]hydrazide
    —— 2-deoxy-1-O-methyl-5-O-(4-methylbenzoyl)-3-O-<(trifluoromethyl)sulfonyl>-D-threo-pentofuranoside 95962-83-7 C15H17F3O7S
    2-deoxy-1-O-methyl-5-O-(4-methylbenzoyl)-3-O-<(trifluoromethyl)sulfonyl>-D-threo-pentofuranoside
    —— (2-nitro-phenoxy)-acetic acid-(3-chloro-but-2ξ-enyl ester) 105106-02-3 C12H12ClNO5
    (2-nitro-phenoxy)-acetic acid-(3-chloro-but-2ξ-enyl ester)
    —— 2-methyl-4-(p-tolyldiazenyl)phenyl 4-(hexyloxy)benzoate 316382-45-3 C27H30N2O3
    2-methyl-4-(p-tolyldiazenyl)phenyl 4-(hexyloxy)benzoate
    —— (2R,5R)-5-[(Z)-2-(1-tritylimidazol-4-yl)vinyl]-tetrahydrofuran-2-carbaldehyde 662168-22-1 C29H26N2O2
    (2R,5R)-5-[(Z)-2-(1-tritylimidazol-4-yl)vinyl]-tetrahydrofuran-2-carbaldehyde
    —— (2-(2-chloroethoxy)prop-1-en-1-yl)phosphonic dichloride 37176-99-1 C5H8Cl3O2P
    (2-(2-chloroethoxy)prop-1-en-1-yl)phosphonic dichloride
    —— 2-(4-methoxybenzoyl)amino-5-(3,4,5-trimethoxyphenyl)-1,3,4-thiadiazole 104830-83-3 C19H19N3O5S
    2-(4-methoxybenzoyl)amino-5-(3,4,5-trimethoxyphenyl)-1,3,4-thiadiazole
    —— 2-methyl-2-{5-[2-methyl-2-(2-methyl-[1,3]dioxolan-2-yl)-propyl]-isoxazol-3-yl}-1-(toluene-4-sulfonyloxy)-propane 33872-28-5 C22H31NO6S
    2-methyl-2-{5-[2-methyl-2-(2-methyl-[1,3]dioxolan-2-yl)-propyl]-isoxazol-3-yl}-1-(toluene-4-sulfonyloxy)-propane
    —— 2-Hydroxymethyl-2',4'-dimethoxy-benzophenon 23949-34-0 C16H16O4
    2-Hydroxymethyl-2',4'-dimethoxy-benzophenon
    —— 2-(1H-1,2,4-Triazol-1-yl)-5-pyrimidinemethanamine 1211578-61-8 C7H8N6
    2-(1H-1,2,4-Triazol-1-yl)-5-pyrimidinemethanamine
    —— ((2R,3S,4R,5S)-3,4-dihydroxy-5-(4-((1R,2R)-2-hydroxy-2,3-dihydro-1H-inden-1-ylamino)furo[3,2-d]pyrimidin-7-yl)tetrahydrofuran-2-yl)methyl sulfamate 1370007-29-6 C20H22N4O8S
    ((2R,3S,4R,5S)-3,4-dihydroxy-5-(4-((1R,2R)-2-hydroxy-2,3-dihydro-1H-inden-1-ylamino)furo[3,2-d]pyrimidin-7-yl)tetrahydrofuran-2-yl)methyl sulfamate
    —— 2-[(4'-ethylbiphenyl-4-yl)(methylsulfonyl)amino]-4-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)butanoic acid 1369962-09-3 C26H26N4O5S
    2-[(4'-ethylbiphenyl-4-yl)(methylsulfonyl)amino]-4-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)butanoic acid
    —— 2-methyl-3-phenethyl-1H-indole 1539093-70-3 C17H17N
    2-methyl-3-phenethyl-1H-indole
    —— 2-amino-3',3'-difluoro-7'-(3-fluorophenyl)-1-methyl-1',2',3',4',4a',9a'-hexahydrospiro[imidazole-4,9'-xanthene]-5(1H)-one 1369626-76-5 C22H20F3N3O2
    2-amino-3',3'-difluoro-7'-(3-fluorophenyl)-1-methyl-1',2',3',4',4a',9a'-hexahydrospiro[imidazole-4,9'-xanthene]-5(1H)-one
    —— 2,2'-methylenebis(triptycene) 92958-39-9 C41H28
    2,2'-methylenebis(triptycene)