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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,5-anhydro-1,6-di-O-benzoyl-3-O-tosyl-D-glucitol 74720-77-7 C27H26O9S
    2,5-anhydro-1,6-di-O-benzoyl-3-O-tosyl-D-glucitol
    —— 2-(2-bromo-benzylsulfanyl)-2'-iodo-biphenyl 880647-92-7 C19H14BrIS
    2-(2-bromo-benzylsulfanyl)-2'-iodo-biphenyl
    —— (2S)-2-[[(2S)-6-amino-2-[(2-methylpropan-2-yl)oxycarbonylamino]hexanoyl]amino]-3-hydroxypropanoic acid 1031842-61-1 C14H27N3O6
    (2S)-2-[[(2S)-6-amino-2-[(2-methylpropan-2-yl)oxycarbonylamino]hexanoyl]amino]-3-hydroxypropanoic acid
    —— 2-(6-tert-Butoxycarbonylamino-pyridin-3-ylmethyl)-2-[1-(3,3-dimethyl-butyl)-1H-imidazol-4-yl]-malonic acid dimethyl ester 749217-22-9 C25H36N4O6
    2-(6-tert-Butoxycarbonylamino-pyridin-3-ylmethyl)-2-[1-(3,3-dimethyl-butyl)-1H-imidazol-4-yl]-malonic acid dimethyl ester
    —— 2.5-Dibrom-3-methoxy-benzochinon-(1.4) 23030-66-2 C7H4Br2O3
    2.5-Dibrom-3-methoxy-benzochinon-(1.4)
    —— (2-Isopropenyl-1-isopropyl-cyclopropyl)-acetic acid 69297-63-8 C11H18O2
    (2-Isopropenyl-1-isopropyl-cyclopropyl)-acetic acid
    —— 2-Chloro-6-(3-methoxy-propoxy)-4-trichloromethyl-pyridine 70166-61-9 C10H11Cl4NO2
    2-Chloro-6-(3-methoxy-propoxy)-4-trichloromethyl-pyridine
    —— 2-(4-amidinophenylaminomethyl)-1-methyl-5-[1-(pyrrolidin-1-yl-carbonyl)-N-(2-ethoxycarbonylethyl)-N-methyl-aminomethyl]-benzimidazole-hydrochloride 253430-85-2 C28H37N7O3*ClH
    2-(4-amidinophenylaminomethyl)-1-methyl-5-[1-(pyrrolidin-1-yl-carbonyl)-N-(2-ethoxycarbonylethyl)-N-methyl-aminomethyl]-benzimidazole-hydrochloride
    —— 2-((2S,3S,4R,5R)-3,4-bis((2,4-dichlorobenzyl)oxy)-5-(((2,4-dichlorobenzyl)oxy)methyl)-3-methyltetrahydrofuran-2-yl)-3-(dimethylamino)acrylonitrile 1591742-11-8 C32H30Cl6N2O4
    2-((2S,3S,4R,5R)-3,4-bis((2,4-dichlorobenzyl)oxy)-5-(((2,4-dichlorobenzyl)oxy)methyl)-3-methyltetrahydrofuran-2-yl)-3-(dimethylamino)acrylonitrile
    —— 2,9a-dimethyl-3,3a,4,9-tetraphenyl-3a,4,9,9a-tetrahydro-1H-4,9-methanocyclopenta[b]naphthalene-1,10-dione 31337-06-1 C40H30O2
    2,9a-dimethyl-3,3a,4,9-tetraphenyl-3a,4,9,9a-tetrahydro-1H-4,9-methanocyclopenta[b]naphthalene-1,10-dione
    —— 2-<(9-hydroxyfluorenyl)methyl>-4,4,6-trimethyl-5,6-dihydro-1,3-oxazine 88687-13-2 C21H23NO2
    2-<(9-hydroxyfluorenyl)methyl>-4,4,6-trimethyl-5,6-dihydro-1,3-oxazine
    —— 2-[(2-Methoxyphenyl)methyl]-3,4,5,6-tetramethylbenzonitrile 144037-90-1 C19H21NO
    2-[(2-Methoxyphenyl)methyl]-3,4,5,6-tetramethylbenzonitrile
    —— 2,2-Dimethoxy-4-methyl-3,4-dihydro-2H-pyran 86289-87-4 C8H14O3
    2,2-Dimethoxy-4-methyl-3,4-dihydro-2H-pyran
    —— (2-Azido-phenyl)-(2,5-dimethyl-thiophen-3-yl)-methanone 87895-70-3 C13H11N3OS
    (2-Azido-phenyl)-(2,5-dimethyl-thiophen-3-yl)-methanone
    —— 2-tert-butyloxy-5-tert-butyloxycarbonylamino-5-(8-hexyloxyoctyl)-2-oxo-2λ5-1,3,2-dioxaphosphinane 844497-58-1 C26H52NO7P
    2-tert-butyloxy-5-tert-butyloxycarbonylamino-5-(8-hexyloxyoctyl)-2-oxo-2λ5-1,3,2-dioxaphosphinane
    —— (2R,3R)-N,N,N',N'-Tetramethyl-2,3-bis(2-aminoethyl)succinamide 130190-42-0 C12H26N4O4
    (2R,3R)-N,N,N',N'-Tetramethyl-2,3-bis(2-aminoethyl)succinamide
    —— [2-(η5-dimethylcyclopentadienyl)C6H4NPPh2-κN]Ti(dimethylamido)2 922144-08-9 C29H34N3PTi
    [2-(η5-dimethylcyclopentadienyl)C6H4NPPh2-κN]Ti(dimethylamido)2
    —— 2-[1-(2,3-Dichloro-phenoxy)-ethyl]-1-ethyl-4,5-dihydro-1H-imidazole 68960-13-4 C13H16Cl2N2O
    2-[1-(2,3-Dichloro-phenoxy)-ethyl]-1-ethyl-4,5-dihydro-1H-imidazole
    —— 2-(1-(1-cyclohexyl-2-(2,4-dimethoxyphenyl)-1H-benzimidazol-5-yl)ethylidene)hydrazinecarbothioamide 1383485-33-3 C24H29N5O2S
    2-(1-(1-cyclohexyl-2-(2,4-dimethoxyphenyl)-1H-benzimidazol-5-yl)ethylidene)hydrazinecarbothioamide
    —— 2-(4-iodo-phenylsulfanyl)-5-nitro-benzaldehyde 875241-54-6 C13H8INO3S
    2-(4-iodo-phenylsulfanyl)-5-nitro-benzaldehyde
    —— 2-[(5-Bromo-4,6-dimethyl-pyridin-2-ylamino)-methylene]-malonic acid diethyl ester 92582-58-6 C15H19BrN2O4
    2-[(5-Bromo-4,6-dimethyl-pyridin-2-ylamino)-methylene]-malonic acid diethyl ester
    —— {2-[2-((Z)-3,7-Dimethyl-octa-2,6-dienyloxy)-ethoxy]-ethyl}-diethyl-amine 24462-52-0 C18H35NO2
    {2-[2-((Z)-3,7-Dimethyl-octa-2,6-dienyloxy)-ethoxy]-ethyl}-diethyl-amine
    —— 2-(((1r,4r)-4-(((4-ethoxyphenyl)(4-fluorophenyl)carbamoyloxy)methyl)cyclohexyl)methoxy)acetic acid 1187857-00-6 C25H30FNO6
    2-(((1r,4r)-4-(((4-ethoxyphenyl)(4-fluorophenyl)carbamoyloxy)methyl)cyclohexyl)methoxy)acetic acid
    —— 2-(Bromomethyl)-6-tert-butylpyridine 2375830-67-2 C10H14BrN
    2-(Bromomethyl)-6-tert-butylpyridine
    —— 2-methyl-6-(pyridin-3-yl)phenanthridine 1603837-69-9 C19H14N2
    2-methyl-6-(pyridin-3-yl)phenanthridine
    —— 2,3,8-nonanetrione 85029-44-3 C9H14O3
    2,3,8-nonanetrione
    —— 2,3,4-Trichloro-benzenesulfonic acid 4-cyano-2,6-diiodo-phenyl ester 33840-61-8 C13H4Cl3I2NO3S
    2,3,4-Trichloro-benzenesulfonic acid 4-cyano-2,6-diiodo-phenyl ester
    —— 2-Hydroxy-4-[3-(4-propoxy-phenyl)-thioureido]-benzoic acid isobutyl ester 40095-83-8 C21H26N2O4S
    2-Hydroxy-4-[3-(4-propoxy-phenyl)-thioureido]-benzoic acid isobutyl ester
    —— 2-(4-Acetylamino-benzoyl)-benzoic acid ethyl ester 51432-01-0 C18H17NO4
    2-(4-Acetylamino-benzoyl)-benzoic acid ethyl ester
    —— 2α,3α-Benzyliden-17β-hydroxy-5α-androstan 25130-44-3 C26H36O
    2α,3α-Benzyliden-17β-hydroxy-5α-androstan
    —— 2-Methyl-penten-(3)-thiol-(4) 17516-77-7 C6H12S
    2-Methyl-penten-(3)-thiol-(4)
    —— 2-[1-(4-bromobutyl)-2,6-dimethylpyridin-4-ylidene]indene-1,3-dione 81959-81-1 C20H20BrNO2
    2-[1-(4-bromobutyl)-2,6-dimethylpyridin-4-ylidene]indene-1,3-dione
    —— 2-[Bis-(2,4,6-trimethyl-phenyl)-methoxy]-N,N-dimethyl-acetamide 41858-28-0 C23H31NO2
    2-[Bis-(2,4,6-trimethyl-phenyl)-methoxy]-N,N-dimethyl-acetamide
    —— 2-Hexylamino-3-phenyl-propionic acid ethyl ester 136607-19-7 C17H27NO2
    2-Hexylamino-3-phenyl-propionic acid ethyl ester
    —— 2-Methyl-δ-(indanyl-1)-valeriansaeure 55288-91-0 C15H20O2
    2-Methyl-δ-(indanyl-1)-valeriansaeure
    —— 2<i>c</i>-azidomethyl-3,3-dimethyl-6<i>t</i>-tritylamino-(5<i>r</i><i>H</i>)-4-thia-1-aza-bicyclo[3.2.0]heptan-7-one 27494-23-1 C27H27N5OS
    2<i>c</i>-azidomethyl-3,3-dimethyl-6<i>t</i>-tritylamino-(5<i>r</i><i>H</i>)-4-thia-1-aza-bicyclo[3.2.0]heptan-7-one
    —— 2-Acetamido-5-amino-nicotinsaeureethylester 43103-83-9 C10H13N3O3
    2-Acetamido-5-amino-nicotinsaeureethylester
    —— [2-(3,4-Dimethoxy-phenyl)-ethyl]-ethyl-[2-(4-methoxy-phenyl)-ethyl]-amine 51843-07-3 C21H29NO3
    [2-(3,4-Dimethoxy-phenyl)-ethyl]-ethyl-[2-(4-methoxy-phenyl)-ethyl]-amine
    —— 2-<(tert-butyldimethylsilyl)oxy>-6-methylpyrylium trifluoromethanesulfonate 119997-04-5 CF3O3S*C12H21O2Si
    2-<(tert-butyldimethylsilyl)oxy>-6-methylpyrylium trifluoromethanesulfonate
    —— 2-hydroxymethyl-4-(5-nitro-furan-2-ylmethyleneamino)-2,4-dihydro-[1,2,4]triazol-3-one 7520-29-8 C8H7N5O5
    2-hydroxymethyl-4-(5-nitro-furan-2-ylmethyleneamino)-2,4-dihydro-[1,2,4]triazol-3-one
    —— 2-ethyl-6-(3-methyl-pyrazol-1-yl)-benzo[<i>de</i>]isoquinoline-1,3-dione 6608-92-0 C18H15N3O2
    2-ethyl-6-(3-methyl-pyrazol-1-yl)-benzo[<i>de</i>]isoquinoline-1,3-dione
    —— 2-(2-iodophenyl)ethyl methyl octan-3-yl phosphite 794521-42-9 C17H28IO3P
    2-(2-iodophenyl)ethyl methyl octan-3-yl phosphite
    —— 2-(2,4-dichloro-5-methyl-phenylsulfanyl)-1-phenyl-ethanone 106473-06-7 C15H12Cl2OS
    2-(2,4-dichloro-5-methyl-phenylsulfanyl)-1-phenyl-ethanone
    —— 2-(1,4-dioxa-8-aza-spiro[4.5]dec-8-yl)-5,6,8,9-tetrahydropyrido[2,3-d]azepine-7-carboxylic acid tert-butyl ester 1167421-21-7 C21H31N3O4
    2-(1,4-dioxa-8-aza-spiro[4.5]dec-8-yl)-5,6,8,9-tetrahydropyrido[2,3-d]azepine-7-carboxylic acid tert-butyl ester
    —— 2-[1,3]dioxolan-2-yl-5-phenylpyridine 897943-14-5 C14H13NO2
    2-[1,3]dioxolan-2-yl-5-phenylpyridine
    —— 2,3,4-tri-O-acetyl-1,5-anhydro-6-O-methanesulfonyl-D-glucitol 106445-58-3 C13H20O10S
    2,3,4-tri-O-acetyl-1,5-anhydro-6-O-methanesulfonyl-D-glucitol
    —— 2-diazo-2,3-dihydro-3',6'-bis(diethylamino)-6-carboxy-1H-indenespiro[1,9'][9'H]xanthen-3-one 1239607-13-6 C26H22N4O4
    2-diazo-2,3-dihydro-3',6'-bis(diethylamino)-6-carboxy-1H-indenespiro[1,9'][9'H]xanthen-3-one
    —— 2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl-(1-> 2)-[(2,3,4-tri-O-acetyl-β-D-xylopyranosyl)-(1-> 3)]-4-O-acetyl-α-D-fucopyranosyl trichloroacetamidate 201858-24-4 C35H46Cl3NO22
    2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl-(1-> 2)-[(2,3,4-tri-O-acetyl-β-D-xylopyranosyl)-(1-> 3)]-4-O-acetyl-α-D-fucopyranosyl trichloroacetamidate
    —— 2-but-3-enyl-2,4,4,5,5-pentamethyl-[1,3]dioxolane 817160-70-6 C12H22O2
    2-but-3-enyl-2,4,4,5,5-pentamethyl-[1,3]dioxolane
    —— (2-phenyloxazol-5-yl)methyl-d2 acetate 1227164-72-8 C12H11NO3
    (2-phenyloxazol-5-yl)methyl-d2 acetate