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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,5-Bis-benzoyloxymethyl-toluol 95436-19-4 C23H20O4
    2,5-Bis-benzoyloxymethyl-toluol
    —— 2-Methyl-3-<4-hydroxy-phenyl>-6-acetyl-cumaron 94541-05-6 C17H14O3
    2-Methyl-3-<4-hydroxy-phenyl>-6-acetyl-cumaron
    —— 2-(Diaethoxy-methyl)-2.3-dihydro-perimidin 99689-99-3 C16H20N2O2
    2-(Diaethoxy-methyl)-2.3-dihydro-perimidin
    —— 2-Aethyl-3-benzyl-2-phenyl-bernsteinsaeure-dinitril 94480-37-2 C19H18N2
    2-Aethyl-3-benzyl-2-phenyl-bernsteinsaeure-dinitril
    —— (2R)-5-Acetyl-2-isopropyl-cumaran-2.4-dinitro-phenylhydrazon 106438-91-9 C19H20N4O5
    (2R)-5-Acetyl-2-isopropyl-cumaran-2.4-dinitro-phenylhydrazon
    —— 21-Acetoxy-16α,17α-epoxy-5α-pregnandion-(3,20) 96268-56-3 C23H32O5
    21-Acetoxy-16α,17α-epoxy-5α-pregnandion-(3,20)
    —— 2-Triphenylphosphonio-cyclopentanon-jodid 100687-01-2 C23H22OP*I
    2-Triphenylphosphonio-cyclopentanon-jodid
    —— 2-(4,4-diphenylsemicarbazono)-indan-1,3-dione 153512-89-1 C22H15N3O3
    2-(4,4-diphenylsemicarbazono)-indan-1,3-dione
    —— 2-Hexyl-5-[2-(4-propyl-phenyl)-ethyl]-[1,3]dioxane-5-carbonitrile 131340-17-5 C22H33NO2
    2-Hexyl-5-[2-(4-propyl-phenyl)-ethyl]-[1,3]dioxane-5-carbonitrile
    —— 2-[2-Benzenesulfonyl-1-methyl-eth-(Z)-ylidene]-cyclopentanol 105065-40-5 C14H18O3S
    2-[2-Benzenesulfonyl-1-methyl-eth-(Z)-ylidene]-cyclopentanol
    —— 2-methyl-1-propanol-1-t 92623-19-3 C4H10O
    2-methyl-1-propanol-1-t
    —— 2,2,3,3-Tetramethyl-cyclopropanecarboxylic acid 4-benzyl-benzyl ester 22650-07-3 C22H26O2
    2,2,3,3-Tetramethyl-cyclopropanecarboxylic acid 4-benzyl-benzyl ester
    —— 2-bromo-4-(propylthio)-5-hydroxybenzaldehyde 145102-00-7 C10H11BrO2S
    2-bromo-4-(propylthio)-5-hydroxybenzaldehyde
    —— 2-Cyano-N-propyl-N-quinolin-3-yl-acetamide 152330-50-2 C15H15N3O
    2-Cyano-N-propyl-N-quinolin-3-yl-acetamide
    —— 2-amino-4-bromo-benzoic acid-(2-chloro-ethyl ester) 859184-22-8 C9H9BrClNO2
    2-amino-4-bromo-benzoic acid-(2-chloro-ethyl ester)
    —— 2,2-Dimethyl-propionic acid (3S,9S,10S,13S,14S,17S)-10-acetoxymethyl-3-hydroxy-13-methyl-2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl ester 98621-08-0 C26H38O5
    2,2-Dimethyl-propionic acid (3S,9S,10S,13S,14S,17S)-10-acetoxymethyl-3-hydroxy-13-methyl-2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl ester
    —— 2',4'',13-N-tetra-acetylerythromycin A lactam 111247-93-9 C45H76N2O17
    2',4'',13-N-tetra-acetylerythromycin A lactam
    —— 2,5-Dioxo-3,3-dimethyl-1,2,3,9b-tetrahydro-5H-pyrrolo<2,1-a>isoindol-1-carbonsaeureethylester 100355-87-1 C16H17NO4
    2,5-Dioxo-3,3-dimethyl-1,2,3,9b-tetrahydro-5H-pyrrolo<2,1-a>isoindol-1-carbonsaeureethylester
    —— 2-Desoxy-2-propionamido-β-D-phenylglucosid 111240-22-3 C15H21NO6
    2-Desoxy-2-propionamido-β-D-phenylglucosid
    —— 2-Acetamino-4,6-O-benzyliden-2-desoxy-ethyl-α-D-glucopyranosid 494760-34-8 C17H23NO6
    2-Acetamino-4,6-O-benzyliden-2-desoxy-ethyl-α-D-glucopyranosid
    —— 2-[(Z)-4-Diethylamino-3-methyl-phenylimino]-3-oxo-3-phenyl-propionitrile 4795-68-0 C20H21N3O
    2-[(Z)-4-Diethylamino-3-methyl-phenylimino]-3-oxo-3-phenyl-propionitrile
    —— 2,3,5,6-Tetrahydroxy-piperazin-1,4-disulfonsaeure-di-kalium-salz 14508-63-5 C4H8N2O10S2*2K
    2,3,5,6-Tetrahydroxy-piperazin-1,4-disulfonsaeure-di-kalium-salz
    —— 2,3-Seco-5α-androstan-2,3-diol 100024-03-1 C19H34O2
    2,3-Seco-5α-androstan-2,3-diol
    —— 2,6-Dimethyl-3-oxo-heptandisaeure-diethylester 93404-83-2 C13H22O5
    2,6-Dimethyl-3-oxo-heptandisaeure-diethylester
    —— 2,3,3,6-Tetramethyl-heptanal 91242-84-1 C11H22O
    2,3,3,6-Tetramethyl-heptanal
    —— 2'-Hydroxy-2-butyloxy-1,1'-azonaphthalin 102749-88-2 C24H22N2O2
    2'-Hydroxy-2-butyloxy-1,1'-azonaphthalin
    —— 2-Methyl-6-ethyl-3-(4-hydroxy-phenyl)-cumaron 94029-64-8 C17H16O2
    2-Methyl-6-ethyl-3-(4-hydroxy-phenyl)-cumaron
    —— 2,2,3-Trimethyl-3-phenyl-cyclopentanecarbonyl chloride 101103-98-4 C15H19ClO
    2,2,3-Trimethyl-3-phenyl-cyclopentanecarbonyl chloride
    —— 2.5-Bis-<N'-(4-ethoxy-phenyl)-ureido>-pent-1-en 102084-29-7 C23H30N4O4
    2.5-Bis-<N'-(4-ethoxy-phenyl)-ureido>-pent-1-en
    —— 2,3-Dibenzoyl-5,8-methano-decahydrobenzo<d>pyridazin; 1,2-Dibenzoyl-7,10-methano-decahydro-4,5-benzo<d>pyridazin 95430-37-8 C23H24N2O2
    2,3-Dibenzoyl-5,8-methano-decahydrobenzo<d>pyridazin; 1,2-Dibenzoyl-7,10-methano-decahydro-4,5-benzo<d>pyridazin
    —— 20-<5-Methyl-pyrid-2-yl>-pregna-5,20-dien-3β-ol 56102-55-7 C27H37NO
    20-<5-Methyl-pyrid-2-yl>-pregna-5,20-dien-3β-ol
    —— 2-Hydroxy-3,3',5,5'-tetranitro-azoxybenzol 4276-98-6 C12H6N6O10
    2-Hydroxy-3,3',5,5'-tetranitro-azoxybenzol
    —— 2-(2-Hydroxymethylpyrrolidino)-1-(4-nitrophenyl)-ethanol 93353-83-4 C13H18N2O4
    2-(2-Hydroxymethylpyrrolidino)-1-(4-nitrophenyl)-ethanol
    —— 2-<Phenyl-methyl-amino>-1,2,3,4-tetrahydro-isochinolin 93018-90-7 C16H18N2
    2-<Phenyl-methyl-amino>-1,2,3,4-tetrahydro-isochinolin
    —— 2-(Tetraacetyl-1-β-D-glucosylseleno)-1-nitrobenzol 100659-03-8 C20H23NO11Se
    2-(Tetraacetyl-1-β-D-glucosylseleno)-1-nitrobenzol
    —— 2-amino-3-isopropoxy-1-(ethoxy-carbonylmethyl) pyridiniumbromide 324077-94-3 Br*C12H19N2O3
    2-amino-3-isopropoxy-1-(ethoxy-carbonylmethyl) pyridiniumbromide
    —— 2-(3-acetyl-thioureido)-4,5-dimethoxybenzoic acid methylester 134241-04-6 C13H16N2O5S
    2-(3-acetyl-thioureido)-4,5-dimethoxybenzoic acid methylester
    —— 2-benzamido-3-(4-ethoxyphenyl)-1-thia-4-chromone 83485-62-5 C24H19NO3S
    2-benzamido-3-(4-ethoxyphenyl)-1-thia-4-chromone
    —— (2R,3S,4R,5R)-2-Hydroxymethyl-5-{6-[2-(1-methyl-1H-pyrrol-2-yl)-ethylamino]-purin-9-yl}-tetrahydro-furan-3,4-diol 101565-75-7 C17H22N6O4
    (2R,3S,4R,5R)-2-Hydroxymethyl-5-{6-[2-(1-methyl-1H-pyrrol-2-yl)-ethylamino]-purin-9-yl}-tetrahydro-furan-3,4-diol
    —— 2-diphenylphosphinyl-3-phenylindole 1220126-10-2 C26H20NOP
    2-diphenylphosphinyl-3-phenylindole
    —— 2-Amyloxyaethyl-dimethyldithiocarbamat 53594-92-6 C10H21NOS2
    2-Amyloxyaethyl-dimethyldithiocarbamat
    —— 2,6-dibenzyliden-cyclohexanol 6586-43-2 C20H20O
    2,6-dibenzyliden-cyclohexanol
    —— (2S,4R)-1-[(2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]non-8-enoyl]-4-[(2-phenyl-[1]benzofuro[3,2-b]pyridin-4-yl)oxy]pyrrolidine-2-carboxylic acid 1275620-48-8 C36H41N3O7
    (2S,4R)-1-[(2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]non-8-enoyl]-4-[(2-phenyl-[1]benzofuro[3,2-b]pyridin-4-yl)oxy]pyrrolidine-2-carboxylic acid
    —— 2,3-bis(methoxycarbonyl)-1',3',7,7-tetramethyl-5-oxo-5,6,7,8-tetrahydro-4H-benzo<b>pyran-4-spiro-2'-imidazolidine 131471-33-5 C19H26N2O6
    2,3-bis(methoxycarbonyl)-1',3',7,7-tetramethyl-5-oxo-5,6,7,8-tetrahydro-4H-benzo<b>pyran-4-spiro-2'-imidazolidine
    —— (2S,3S)-3-Methyl-2-[((S)-1-{[1-(4-nitro-phenyl)-meth-(E)-ylidene]-amino}-pyrrolidine-2-carbonyl)-amino]-pentanoic acid methyl ester 118554-08-8 C19H26N4O5
    (2S,3S)-3-Methyl-2-[((S)-1-{[1-(4-nitro-phenyl)-meth-(E)-ylidene]-amino}-pyrrolidine-2-carbonyl)-amino]-pentanoic acid methyl ester
    —— (2-(5-chloro-2-thienyl)-2-carbamoyloxy)ethan-1-ol 479639-78-6 C7H8ClNO3S
    (2-(5-chloro-2-thienyl)-2-carbamoyloxy)ethan-1-ol
    —— 2-{[3-(10,11-Dihydro-dibenzo[b,f]azepin-5-yl)-propyl]-methyl-amino}-1-(4-isopropoxy-phenyl)-ethanone 47727-31-1 C29H34N2O2
    2-{[3-(10,11-Dihydro-dibenzo[b,f]azepin-5-yl)-propyl]-methyl-amino}-1-(4-isopropoxy-phenyl)-ethanone
    —— 2-(1-(4-benzoylphenyl)piperidin-4-yl)ethyl acetate 1173173-92-6 C22H25NO3
    2-(1-(4-benzoylphenyl)piperidin-4-yl)ethyl acetate
    —— (+/-)-2-amino-4-<<5'α-<(benzyloxy)methyl>-4'β-(hydroxymethyl)cyclopent-2'-en-1'β-yl>amino>-6-chloropyridimine 140440-41-1 C18H21ClN4O2
    (+/-)-2-amino-4-<<5'α-<(benzyloxy)methyl>-4'β-(hydroxymethyl)cyclopent-2'-en-1'β-yl>amino>-6-chloropyridimine
    —— 2,2-dianilino-phenalene-1,3-dione 39571-73-8 C25H18N2O2
    2,2-dianilino-phenalene-1,3-dione