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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-amino-4-(2-chloro-5-nitro-phenyl)-6-methyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid 3-ethyl ester 5-methyl ester 50550-92-0 C17H18ClN3O6
    2-amino-4-(2-chloro-5-nitro-phenyl)-6-methyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid 3-ethyl ester 5-methyl ester
    —— 2-(3,4-Dimethoxy-benzylamino)-2-methyl-propionitrile 32153-03-0 C13H18N2O2
    2-(3,4-Dimethoxy-benzylamino)-2-methyl-propionitrile
    —— 2-m-Toluidino-1-methyl-cyclopentanol-(1) 65349-43-1 C13H19NO
    2-m-Toluidino-1-methyl-cyclopentanol-(1)
    —— 2-[(5-Hydroxypentyl)oxy]-4-(4-methoxy-4-oxobutoxy)benzenepropanoic acid methyl ester 150598-52-0 C20H30O7
    2-[(5-Hydroxypentyl)oxy]-4-(4-methoxy-4-oxobutoxy)benzenepropanoic acid methyl ester
    —— 2,6-dimethyl-4-(2-cyano-2-methoximino-acetamido)-pyrimidine 115066-50-7 C10H11N5O2
    2,6-dimethyl-4-(2-cyano-2-methoximino-acetamido)-pyrimidine
    —— 2-(1-Hydroxy-prop-2-ynyl)-piperidine-1-carboxylic acid tert-butyl ester 287192-93-2 C13H21NO3
    2-(1-Hydroxy-prop-2-ynyl)-piperidine-1-carboxylic acid tert-butyl ester
    —— 2-(1,3-dimethyl-4,6-dioxo-5-phenyl-[1,3,5]triazinan-2-ylidene)-<i>N</i>-methyl-thioacetamide 64429-47-6 C14H16N4O2S
    2-(1,3-dimethyl-4,6-dioxo-5-phenyl-[1,3,5]triazinan-2-ylidene)-<i>N</i>-methyl-thioacetamide
    —— (2-ethanesulfonyl-pyrimidin-4-yl)-methyl-amine 65766-24-7 C7H11N3O2S
    (2-ethanesulfonyl-pyrimidin-4-yl)-methyl-amine
    —— 2-Benzoyl-4-nitrothiophen 39695-54-0 C11H7NO3S
    2-Benzoyl-4-nitrothiophen
    —— 21-hydroxy-3,20-dioxo-pregna-4,6-dien-19-al 75220-38-1 C21H26O4
    21-hydroxy-3,20-dioxo-pregna-4,6-dien-19-al
    —— (2R,3R)-2-(2,4-Difluorophenyl)-3-{4-[2-(4-tert-butylbenzyl)-2H-tetrazol-5-yl]piperazin-1-yl}-1-(1H-1,2,4-triazol-1-yl)butan-2-ol 210562-73-5 C28H35F2N9O
    (2R,3R)-2-(2,4-Difluorophenyl)-3-{4-[2-(4-tert-butylbenzyl)-2H-tetrazol-5-yl]piperazin-1-yl}-1-(1H-1,2,4-triazol-1-yl)butan-2-ol
    —— 2-(3-nitrophenyl)-1,3,2-benzodiazaborininone 28256-99-7 C13H10BN3O3
    2-(3-nitrophenyl)-1,3,2-benzodiazaborininone
    —— 2-[(1<i>S</i>)-3-((Ξ)-chloro-phenyl-methyl)-7-oxo-(1<i>r</i><i>H</i>,5<i>c</i><i>H</i>)-4-oxa-2,6-diaza-bicyclo[3.2.0]hept-2-en-6-yl]-3-methyl-but-2-enoic acid 2,2,2-trichloro-ethyl ester 57436-79-0 C18H16Cl4N2O4
    2-[(1<i>S</i>)-3-((Ξ)-chloro-phenyl-methyl)-7-oxo-(1<i>r</i><i>H</i>,5<i>c</i><i>H</i>)-4-oxa-2,6-diaza-bicyclo[3.2.0]hept-2-en-6-yl]-3-methyl-but-2-enoic acid 2,2,2-trichloro-ethyl ester
    —— 2-(2,6-dichloro-4-cyanomethyloxyphenyl)-4-(3-benzyloxyphenyl)-5-(2-methylthio-pyrimidin-4-yl)-N-H-imidazole 616197-26-3 C29H21Cl2N5O2S
    2-(2,6-dichloro-4-cyanomethyloxyphenyl)-4-(3-benzyloxyphenyl)-5-(2-methylthio-pyrimidin-4-yl)-N-H-imidazole
    —— 2-Amino-4-<1-hydroxy-3-methyl-butyl>-6-<4-methyl-piperazinyl-(1)>-1,3,5-triazin 23285-04-3 C13H24N6O
    2-Amino-4-<1-hydroxy-3-methyl-butyl>-6-<4-methyl-piperazinyl-(1)>-1,3,5-triazin
    —— 2-Amino-5-butyl-3-cyano-4,5-dihydrofuran 132797-11-6 C9H14N2O
    2-Amino-5-butyl-3-cyano-4,5-dihydrofuran
    —— 2-benzoyl-3-methyl-7,8,9,10-tetrahydro-6<i>H</i>-thieno[2',3':4,5]pyrimido[1,2-<i>a</i>]azepin-4-one 52797-83-8 C19H18N2O2S
    2-benzoyl-3-methyl-7,8,9,10-tetrahydro-6<i>H</i>-thieno[2',3':4,5]pyrimido[1,2-<i>a</i>]azepin-4-one
    —— 2-Trimethylsilyl-nonen-(3) 18105-50-5 C12H26Si
    2-Trimethylsilyl-nonen-(3)
    —— [(2-Bromo-5-tolyl)thio]methanesulfonic acid, sodium salt 60877-18-1 C8H8BrO3S2*Na
    [(2-Bromo-5-tolyl)thio]methanesulfonic acid, sodium salt
    —— 2,2,2-Trifluoro-N-[(4-methoxy-phenyl)-trimethylsilanyloxy-methyl]-N-methyl-acetamide 96657-85-1 C14H20F3NO3Si
    2,2,2-Trifluoro-N-[(4-methoxy-phenyl)-trimethylsilanyloxy-methyl]-N-methyl-acetamide
    —— 2-methyl-2-(4-nitrophenylamino)butyronitrile 1421576-48-8 C11H13N3O2
    2-methyl-2-(4-nitrophenylamino)butyronitrile
    —— 2-[(3-Chloro-4-methoxyphenyl)carbamoyl]-5-methylcyclohexane-1-carboxylic acid 1269510-61-3 C16H20ClNO4
    2-[(3-Chloro-4-methoxyphenyl)carbamoyl]-5-methylcyclohexane-1-carboxylic acid
    —— 2-(Trifluoromethyl)pyrimidine-5-carboxamide 1378340-42-1 C6H4F3N3O
    2-(Trifluoromethyl)pyrimidine-5-carboxamide
    —— 2-chloro-N-{(3R)-1-[4-[2-(difluoromethyl)-4-methoxy-1H-benzimidazol-1-yl]-6-(4-morpholinyl)-1,3,5-triazin-2-yl]pyrrolidinyl}-N-methylacetamide 1188914-30-8 C23H27ClF2N8O3
    2-chloro-N-{(3R)-1-[4-[2-(difluoromethyl)-4-methoxy-1H-benzimidazol-1-yl]-6-(4-morpholinyl)-1,3,5-triazin-2-yl]pyrrolidinyl}-N-methylacetamide
    —— 2-(1-Hexyloxyethyl)-2-devinyl pyropheophorbide-a 149402-51-7 C39H48N4O4
    2-(1-Hexyloxyethyl)-2-devinyl pyropheophorbide-a
    —— 2-Methanesulfinyl-1H-benzoimidazole-5-carboxylic acid methyl ester 135429-79-7 C10H10N2O3S
    2-Methanesulfinyl-1H-benzoimidazole-5-carboxylic acid methyl ester
    —— 2α,3β,19α-trihydroxy-olean-12-ene-23,28-dioic acid methyl ester 28-O-β-D-glucopyranoside 140231-63-6 C37H58O12
    2α,3β,19α-trihydroxy-olean-12-ene-23,28-dioic acid methyl ester 28-O-β-D-glucopyranoside
    —— (2S,3R,4S,5S)-1-O-benzyl-3,5-O-isopropylidene-2,4-dimethyl-6-heptene-1,3,5-triol 141271-57-0 C19H28O3
    (2S,3R,4S,5S)-1-O-benzyl-3,5-O-isopropylidene-2,4-dimethyl-6-heptene-1,3,5-triol
    —— (2S,3R)-4-{(2R,3S)-3-[2-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-oxiranyl}-2-chloro-butane-1,3-diol 137005-92-6 C14H29ClO4Si
    (2S,3R)-4-{(2R,3S)-3-[2-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-oxiranyl}-2-chloro-butane-1,3-diol
    —— (2-carbomethoxy-1,4-cyclohexadien-1-yl)dimethyltin bromide 135505-44-1 C10H15BrO2Sn
    (2-carbomethoxy-1,4-cyclohexadien-1-yl)dimethyltin bromide
    —— 2-cyclopropymethyl-4-phenoxyphenol 228579-05-3 C16H16O2
    2-cyclopropymethyl-4-phenoxyphenol
    —— 2,3,4,2',3',4'-hexa-O-benzyl-6.6'-di-O-p-tolylsulfonyl-β,β-trehalose 128188-36-3 C68H70O15S2
    2,3,4,2',3',4'-hexa-O-benzyl-6.6'-di-O-p-tolylsulfonyl-β,β-trehalose
    —— 2-methylene-5-phenylvaleric acid chloride 78574-19-3 C12H13ClO
    2-methylene-5-phenylvaleric acid chloride
    —— 2-{4[(4-amino-phenylcarbamoyl)-methyl]-7,10-(bis-dimethylcarbamoylmethyl-1,4,7,10-tetraaza-cyclododec-1-yl)}-N,N-dimethyl-acetamide 951238-20-3 C28H49N9O4
    2-{4[(4-amino-phenylcarbamoyl)-methyl]-7,10-(bis-dimethylcarbamoylmethyl-1,4,7,10-tetraaza-cyclododec-1-yl)}-N,N-dimethyl-acetamide
    —— 2,3-dimethyl-1-propoxy-buta-1,3-diene 26649-97-8 C9H16O
    2,3-dimethyl-1-propoxy-buta-1,3-diene
    —— (2R,17R)-2-(tert-Butyl-dimethyl-silanyloxy)-17-(2-trimethylsilanyl-ethoxymethoxy)-17-{(2R,5R,2'R,5'R)-5'-[(R)-1-(2-trimethylsilanyl-ethoxymethoxy)-undecyl]-octahydro-[2,2']bifuranyl-5-yl}-heptadec-3-yn-6-ol 193812-06-5 C54H108O8Si3
    (2R,17R)-2-(tert-Butyl-dimethyl-silanyloxy)-17-(2-trimethylsilanyl-ethoxymethoxy)-17-{(2R,5R,2'R,5'R)-5'-[(R)-1-(2-trimethylsilanyl-ethoxymethoxy)-undecyl]-octahydro-[2,2']bifuranyl-5-yl}-heptadec-3-yn-6-ol
    —— 2,2-diethoxycarbonyl-1,2-dihydro-3H-indol-3-one 106718-48-3 C14H15NO5
    2,2-diethoxycarbonyl-1,2-dihydro-3H-indol-3-one
    —— ((2S,3S)-2-Methoxy-tetrahydro-pyran-3-yl)-carbamic acid ethyl ester 67560-85-4 C9H17NO4
    ((2S,3S)-2-Methoxy-tetrahydro-pyran-3-yl)-carbamic acid ethyl ester
    —— 2-(Trifluormethyl)phenylglycin-hydrazid 159011-10-6 C9H10F3N3O
    2-(Trifluormethyl)phenylglycin-hydrazid
    —— 2-Morpholinomercaptomethyl-benzimidazol 5918-57-0 C12H15N3OS
    2-Morpholinomercaptomethyl-benzimidazol
    —— 2-Ethyl-3-<4-methoxy-benzoyl>-benzo<b>thiophen 39620-21-8 C18H16O2S
    2-Ethyl-3-<4-methoxy-benzoyl>-benzo<b>thiophen
    —— 2-amino-4-chloro-6-trifluoromethyl-1,3,5-triazine 1211518-11-4 C4H2ClF3N4
    2-amino-4-chloro-6-trifluoromethyl-1,3,5-triazine
    —— 2,4,6-Triphenyl-3-dimethylaminomethyl-pyridin 19731-37-4 C26H24N2
    2,4,6-Triphenyl-3-dimethylaminomethyl-pyridin
    —— 2-(2-(4-chlorobenzylidene)cyclopentylidene)hydrazine-1-carbothioamide 669763-71-7 C13H14ClN3S
    2-(2-(4-chlorobenzylidene)cyclopentylidene)hydrazine-1-carbothioamide
    —— 2-ethoxy-6-(3-(4-fluorobenzyl)-1,2,4-oxadiazol-5-yl)-5-hydroxy-3-methylpyrimidin-4(3H)-one 1289649-12-2 C16H15FN4O4
    2-ethoxy-6-(3-(4-fluorobenzyl)-1,2,4-oxadiazol-5-yl)-5-hydroxy-3-methylpyrimidin-4(3H)-one
    —— 2-(2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-benzooxazole 75027-13-3 C13H15NO4
    2-(2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-benzooxazole
    —— 2-bromo-1-ethoxy-1-(2-methoxyethoxymethoxy-1-methylcyclohex-2-enyloxy)ethane 116608-48-1 C15H27BrO5
    2-bromo-1-ethoxy-1-(2-methoxyethoxymethoxy-1-methylcyclohex-2-enyloxy)ethane
    —— 2,4,5-triphenylimidazole-1-carbonitrile 98296-36-7 C22H15N3
    2,4,5-triphenylimidazole-1-carbonitrile
    —— (2,5-dimercapto-4-phenyl-1,3,4-thiodiazolate)triethylgermanium(IV) 661493-34-1 C14H20GeN2S3
    (2,5-dimercapto-4-phenyl-1,3,4-thiodiazolate)triethylgermanium(IV)
    —— (+/-)-2α-Chlor-1β-hydroxy-3α-methoxy-cyclohexan 16102-41-3 C7H13ClO2
    (+/-)-2α-Chlor-1β-hydroxy-3α-methoxy-cyclohexan