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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (2R,4aR,9aR)-7-(hydroxymethyl)-1,1,4a-trimethyl-2,3,4,4a,9,9a-hexahydro-1H-xanthen-2-ol 1353178-19-4 C17H24O3
    (2R,4aR,9aR)-7-(hydroxymethyl)-1,1,4a-trimethyl-2,3,4,4a,9,9a-hexahydro-1H-xanthen-2-ol
    —— 2-(4-methylphenyl)-2-methoxypiperidine-1-carbonitrile 1024685-02-6 C14H18N2O
    2-(4-methylphenyl)-2-methoxypiperidine-1-carbonitrile
    —— 2-((Ξ)-2-hydroxy-[1]naphthylmethylenamino)-<i>O</i><sup>6</sup>-methyl-2-deoxy-D-galactose 110062-20-9 C18H21NO6
    2-((Ξ)-2-hydroxy-[1]naphthylmethylenamino)-<i>O</i><sup>6</sup>-methyl-2-deoxy-D-galactose
    —— 2-diethoxyphosphoryl-tetradecanoic acid vinyl ester 112555-19-8 C20H39O5P
    2-diethoxyphosphoryl-tetradecanoic acid vinyl ester
    —— 2-acetoxy-benzoic acid-[(3-dimethylamino-propyl)-(1,5,9-trimethyl-dec-8-enyl)-amide] 114598-46-8 C27H44N2O3
    2-acetoxy-benzoic acid-[(3-dimethylamino-propyl)-(1,5,9-trimethyl-dec-8-enyl)-amide]
    —— 2-chloro-4-nitro-benzoic acid-(2-isopropyl-5-methyl-phenyl ester) 109697-60-1 C17H16ClNO4
    2-chloro-4-nitro-benzoic acid-(2-isopropyl-5-methyl-phenyl ester)
    —— 2-Heptylamino-4-butyloxy-chinolin 52176-48-4 C20H30N2O
    2-Heptylamino-4-butyloxy-chinolin
    —— 2-epi-8-Desoxy-nonactinsaeure 91796-85-9 C10H18O3
    2-epi-8-Desoxy-nonactinsaeure
    —— 2.2-Dimethylamino-3-trimethylsilyl-1-<2-chlor-1.3-bis-trimethylsilyl-1.3-diaza-2-sila-cyclopentyl-(2)>-1.3-diaza-2-sila-cyclopentan 18603-95-7 C17H47ClN6Si5
    2.2-Dimethylamino-3-trimethylsilyl-1-<2-chlor-1.3-bis-trimethylsilyl-1.3-diaza-2-sila-cyclopentyl-(2)>-1.3-diaza-2-sila-cyclopentan
    —— 2-<2-(3,4,5-Trimethoxy-cinnamoyloxy)-aethyl>-norharman 105312-64-9 C25H24N2O5
    2-<2-(3,4,5-Trimethoxy-cinnamoyloxy)-aethyl>-norharman
    —— (2S,3R,4R,5S,6R)-2-[4-chloro-3-[[4-(N-ethoxy-C-propylcarbonimidoyl)phenyl]methyl]phenyl]-6-(hydroxymethyl)oxane-3,4,5-triol 1416164-90-3 C25H32ClNO6
    (2S,3R,4R,5S,6R)-2-[4-chloro-3-[[4-(N-ethoxy-C-propylcarbonimidoyl)phenyl]methyl]phenyl]-6-(hydroxymethyl)oxane-3,4,5-triol
    —— 2-(2-hydroxy-3,3-dimethyl-butyrylamino)-pentanoic acid {5-{[methyl-(3-methyl-butyl)-amino]-methyl}-thiazol-2-yl}-amide 681142-68-7 C21H38N4O3S
    2-(2-hydroxy-3,3-dimethyl-butyrylamino)-pentanoic acid {5-{[methyl-(3-methyl-butyl)-amino]-methyl}-thiazol-2-yl}-amide
    —— 2,N-Dimethyl-3-phenyl-1-isoindolcarboxamid 7310-68-1 C17H16N2O
    2,N-Dimethyl-3-phenyl-1-isoindolcarboxamid
    —— (2R,3R,4S)-tridecane-1,2,3,4-tetrayl tetraacetate 1396124-53-0 C21H36O8
    (2R,3R,4S)-tridecane-1,2,3,4-tetrayl tetraacetate
    —— 2-Aethyl-hexansulfonyliodid 90226-11-2 C8H17IO2S
    2-Aethyl-hexansulfonyliodid
    —— [2-Cyano-1-(3-phenyl-1,2-oxazol-5-yl)prop-2-enyl] acetate 503073-46-9 C15H12N2O3
    [2-Cyano-1-(3-phenyl-1,2-oxazol-5-yl)prop-2-enyl] acetate
    —— (2R,5Z,8S,9R)-2-methoxy-8-benzyloxy-2,3,4,7,8,9-hexahydrooxonine-2,9-dicarbaldehyde 1172121-51-5 C18H22O5
    (2R,5Z,8S,9R)-2-methoxy-8-benzyloxy-2,3,4,7,8,9-hexahydrooxonine-2,9-dicarbaldehyde
    —— (2R)-2-[tert-butyl(dimethyl)silyl]oxy-N-[1-(dimethylamino)ethylidene]propanamide 1610538-13-0 C13H28N2O2Si
    (2R)-2-[tert-butyl(dimethyl)silyl]oxy-N-[1-(dimethylamino)ethylidene]propanamide
    —— 2-(α-Acetamidobenzyl)imidazo<4,5-b>pyridin 58125-80-7 C15H14N4O
    2-(α-Acetamidobenzyl)imidazo<4,5-b>pyridin
    —— 2,6-Bis-(2,4-dichloro-benzyl)-[1,2,6]thiadiazinane 126556-39-6 C17H16Cl4N2S
    2,6-Bis-(2,4-dichloro-benzyl)-[1,2,6]thiadiazinane
    —— 2,6-Dimethyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid bis-(3-methoxy-phenyl) ester 57582-99-7 C23H23NO6
    2,6-Dimethyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid bis-(3-methoxy-phenyl) ester
    —— 2,3-Dimethyl-8-mercaptochinolin 55358-06-0 C11H11NS
    2,3-Dimethyl-8-mercaptochinolin
    —— 2-methoxyethyl N-[4-[5-(3,5-dichlorophenyl)-5-(trifluoromethyl)-4H-1,2-oxazol-3-yl]-2-methylbenzoyl]carbamate 928784-13-8 C22H19Cl2F3N2O5
    2-methoxyethyl N-[4-[5-(3,5-dichlorophenyl)-5-(trifluoromethyl)-4H-1,2-oxazol-3-yl]-2-methylbenzoyl]carbamate
    —— 2,5-Bis-sulfamoyl-1,3-dichlor-benzol 19986-78-8 C6H6Cl2N2O4S2
    2,5-Bis-sulfamoyl-1,3-dichlor-benzol
    —— 2-Diethylamino-3-benzoyl-5-chlor-3H-azepin 24400-53-1 C17H19ClN2O
    2-Diethylamino-3-benzoyl-5-chlor-3H-azepin
    —— 2-[1-((E)-2-Trimethylsilanyl-vinyl)-hexyl]-malonic acid dimethyl ester 119930-33-5 C16H30O4Si
    2-[1-((E)-2-Trimethylsilanyl-vinyl)-hexyl]-malonic acid dimethyl ester
    —— 2-(α-Acetoxy-benzyl)-3-oxo-2,4,6-trimethoxy-cumaran 15831-73-9 C20H20O7
    2-(α-Acetoxy-benzyl)-3-oxo-2,4,6-trimethoxy-cumaran
    —— 2-Amino-3-cyano-5-heptadecylpyrazin 50627-22-0 C22H38N4
    2-Amino-3-cyano-5-heptadecylpyrazin
    —— 2-Benzamido-5-(p-tolyl)-3-aza-6a-S<sup>IV</sup>-thia-thiophthen 16794-64-2 C18H14N2OS3
    2-Benzamido-5-(p-tolyl)-3-aza-6a-S<sup>IV</sup>-thia-thiophthen
    —— 2-Methyl-8,8a-dihydro-3aH-cyclopenta[a]inden-3-one 69286-35-7 C13H12O
    2-Methyl-8,8a-dihydro-3aH-cyclopenta[a]inden-3-one
    —— 26,26,26-trifluoro-25-hydroxyvitamin D<sub>3</sub> 81245-07-0 C27H41F3O2
    26,26,26-trifluoro-25-hydroxyvitamin D<sub>3</sub>
    —— [((2,6-i-Pr2(C6H3)N=C(CH3))2CH)(PPh3)Ni] 718606-48-5 C47H56N2NiP
    [((2,6-i-Pr2(C6H3)N=C(CH3))2CH)(PPh3)Ni]
    —— 2,4-diamino-5-nitropyrimidine 3 -oxide 141074-60-4 C4H5N5O3
    2,4-diamino-5-nitropyrimidine 3 -oxide
    —— 2(S)-[1-(3-{hydroxy-(2-naphtalen-2-ylethyl)phosphinoyl}propionyl)pyrrolidine-2(S)-carbonyl]aminohexanoic acid 1033279-25-2 C26H35N2O6P
    2(S)-[1-(3-{hydroxy-(2-naphtalen-2-ylethyl)phosphinoyl}propionyl)pyrrolidine-2(S)-carbonyl]aminohexanoic acid
    —— 2-(2',4'-dichloro-4-trifluoromethoxybiphenyl-3-yl)cyclopentane-1,3-dione 1235112-87-4 C18H11Cl2F3O3
    2-(2',4'-dichloro-4-trifluoromethoxybiphenyl-3-yl)cyclopentane-1,3-dione
    —— 2-({1-(2,2-dimethylpropanoyl)-3-[(4-methoxyphenyl)carbonyl]-7-[(6-methylpyridin-2-yl)methoxy]indolizin-2-yl}methyl)-2-methylbutanoic acid 1215282-79-3 C34H38N2O6
    2-({1-(2,2-dimethylpropanoyl)-3-[(4-methoxyphenyl)carbonyl]-7-[(6-methylpyridin-2-yl)methoxy]indolizin-2-yl}methyl)-2-methylbutanoic acid
    —— 2-[5-[2-[4-[4-Fluoro-2-(trifluoromethyl)benzoyl]piperazin-1-yl]-1,3-thiazol-5-yl]tetrazol-2-yl]acetic acid 1241896-66-1 C18H15F4N7O3S
    2-[5-[2-[4-[4-Fluoro-2-(trifluoromethyl)benzoyl]piperazin-1-yl]-1,3-thiazol-5-yl]tetrazol-2-yl]acetic acid
    —— 2-(3-((3-(4-methylpiperazin-1-yl)pyrazin-2-yl)oxy)azetidin-1-yl)quinoline 1350603-84-7 C21H24N6O
    2-(3-((3-(4-methylpiperazin-1-yl)pyrazin-2-yl)oxy)azetidin-1-yl)quinoline
    —— 2-[4-[Difluoro-(3,4,5-trifluorophenoxy)methyl]-3,5-difluorophenyl]-5-propylthiophene 1240787-59-0 C20H13F7OS
    2-[4-[Difluoro-(3,4,5-trifluorophenoxy)methyl]-3,5-difluorophenyl]-5-propylthiophene
    —— 2-cyclopropyl-5-(pyrimidin-5-ylamino)pyrimidine-4-carboxylic acid (1-methyl-3-methylcarbamoyl-1H-pyrazol-4-yl)amide 1352196-29-2 C18H19N9O2
    2-cyclopropyl-5-(pyrimidin-5-ylamino)pyrimidine-4-carboxylic acid (1-methyl-3-methylcarbamoyl-1H-pyrazol-4-yl)amide
    —— (2R)-1-[methyl 2,3,4-tri-O-benzyl-α-D-xylopyranosidyl]-6-[2,3,4,6-tetra-O-benzyl-β-D-1-O-glucopyranosyl]-4-hexen-2-ol 1182839-26-4 C67H74O12
    (2R)-1-[methyl 2,3,4-tri-O-benzyl-α-D-xylopyranosidyl]-6-[2,3,4,6-tetra-O-benzyl-β-D-1-O-glucopyranosyl]-4-hexen-2-ol
    —— 2''-O-acetyl-5-O-benzoyl-4'',6''-O-cyclohexylidene-3'-deoxy-5-epi-1,3,2',6',3''-penta-N-tosylkanamycin B 144487-83-2 C68H81N5O21S5
    2''-O-acetyl-5-O-benzoyl-4'',6''-O-cyclohexylidene-3'-deoxy-5-epi-1,3,2',6',3''-penta-N-tosylkanamycin B
    —— 2-<2-Chlor-cyclohexyl-(1)-mercapto>-pentanon-(3) 91446-35-4 C11H19ClOS
    2-<2-Chlor-cyclohexyl-(1)-mercapto>-pentanon-(3)
    —— 2-hydroxy-7-octyloxy-fluoren-9-ol 853361-89-4 C21H26O3
    2-hydroxy-7-octyloxy-fluoren-9-ol
    —— 2-[(2-nitrophenyl)methylamino]ethylisocyanate 1450610-36-2 C10H11N3O3
    2-[(2-nitrophenyl)methylamino]ethylisocyanate
    —— (2S)-2-[(3R)-4-[2-chloro-4-(2-hydroxyethoxy)phenyl]-3-(4-chlorophenyl)piperazin-1-yl]-2-(4-fluorophenyl)ethanol 1097207-63-0 C26H27Cl2FN2O3
    (2S)-2-[(3R)-4-[2-chloro-4-(2-hydroxyethoxy)phenyl]-3-(4-chlorophenyl)piperazin-1-yl]-2-(4-fluorophenyl)ethanol
    —— 2-(1-Methyl-but-3-enyl)-cyclohexanone 75359-67-0 C11H18O
    2-(1-Methyl-but-3-enyl)-cyclohexanone
    —— 2-Oxo-3-methyl-4-<3-oxo-butyl>-tetrahydrofuran-carbonsaeure-(5)-methylester 99862-13-2 C11H16O5
    2-Oxo-3-methyl-4-<3-oxo-butyl>-tetrahydrofuran-carbonsaeure-(5)-methylester
    —— 2-(3-Morpholino-propyl)-1,3-dioxo-2-aza-spiro(4,5)decan-methoiodid 98309-78-5 C17H29N2O3*I
    2-(3-Morpholino-propyl)-1,3-dioxo-2-aza-spiro(4,5)decan-methoiodid
    —— 2-(dichloro-[1,3,5]triazin-2-yloxy)-propionic acid methyl ester 118019-19-5 C7H7Cl2N3O3
    2-(dichloro-[1,3,5]triazin-2-yloxy)-propionic acid methyl ester