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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,3-Dichlorpyrazin-1,4-di-N-oxid 68468-29-1 C4H2Cl2N2O2
    2,3-Dichlorpyrazin-1,4-di-N-oxid
    —— 2-(4-chloro-benzoyl)-1,2-dihydro-phthalazin-1-ol 65325-47-5 C15H11ClN2O2
    2-(4-chloro-benzoyl)-1,2-dihydro-phthalazin-1-ol
    —— 2,7-Dimethyl-3-ethoxycarbonyl-5-methoxy-6-nitrobenzofuran 66496-95-5 C14H15NO6
    2,7-Dimethyl-3-ethoxycarbonyl-5-methoxy-6-nitrobenzofuran
    —— 2-<2-(2-Hydroxyaethoxy)aethylamino>-5-methoxynitrobenzol 66095-82-7 C11H16N2O5
    2-<2-(2-Hydroxyaethoxy)aethylamino>-5-methoxynitrobenzol
    —— 2-(3β-Benzyloxy-5-androsten-17β-yloxy)-ethanol 72527-92-5 C28H40O3
    2-(3β-Benzyloxy-5-androsten-17β-yloxy)-ethanol
    —— 2,4-di-tert-butyl-6-piperidinophenol 78657-14-4 C19H31NO
    2,4-di-tert-butyl-6-piperidinophenol
    —— 2'-azidoethyl 5-(2-hydroxyacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate-(2-6)-β-D-galactopyranosyl-(1→4)-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1→3)-β-D-galactopyranosyl-(1→4)-2-acetamido-2-deoxy-β-Dglucopyranoside 1499184-56-3 C41H68N6O30
    2'-azidoethyl 5-(2-hydroxyacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate-(2-6)-β-D-galactopyranosyl-(1→4)-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1→3)-β-D-galactopyranosyl-(1→4)-2-acetamido-2-deoxy-β-Dglucopyranoside
    —— 2-Cyclohexyloxy-N,N-dipropyl-acetamide 65157-97-3 C14H27NO2
    2-Cyclohexyloxy-N,N-dipropyl-acetamide
    —— 2-(5-{bis[(tert-butoxy)carbonyl]amino}pyridin-2-yl)-2-oxoethyl (3S)-7-[5-chloro-2-(1H-1,2,3,4-tetrazol-1-yl)phenyl]-5-oxo-1,2,3,5-tetrahydroindolizin-3-carboxylate 1445866-33-0 C33H34ClN7O8
    2-(5-{bis[(tert-butoxy)carbonyl]amino}pyridin-2-yl)-2-oxoethyl (3S)-7-[5-chloro-2-(1H-1,2,3,4-tetrazol-1-yl)phenyl]-5-oxo-1,2,3,5-tetrahydroindolizin-3-carboxylate
    —— 2-chloro-N-(3-cyano-4,5-dimethylfuran-2-yl)propanamide 1306603-87-1 C10H11ClN2O2
    2-chloro-N-(3-cyano-4,5-dimethylfuran-2-yl)propanamide
    —— 2-[4-(1,3-dioxan-2-ylmethyl)phenyl]ethanol 924312-15-2 C13H18O3
    2-[4-(1,3-dioxan-2-ylmethyl)phenyl]ethanol
    —— 2-cyanoethyl [(2-methoxypyridin-3-yl)methyl]dithiocarbamate 1342816-35-6 C11H13N3OS2
    2-cyanoethyl [(2-methoxypyridin-3-yl)methyl]dithiocarbamate
    —— 2-((2-furylmethyl)thio)-3-methyl-1-nitrobutane 128869-55-6 C10H15NO3S
    2-((2-furylmethyl)thio)-3-methyl-1-nitrobutane
    —— [2,2']bipyrazinyl-6-yl-(4-chloro-phenyl)-carbamic acid tert-butyl ester 1133083-06-3 C19H18ClN5O2
    [2,2']bipyrazinyl-6-yl-(4-chloro-phenyl)-carbamic acid tert-butyl ester
    —— 2-cyclobutoxy-8-methyl-5,6,7,8-tetrahydro-1,6-naphthyridine hydrochloride 1151664-59-3 C13H18N2O*ClH
    2-cyclobutoxy-8-methyl-5,6,7,8-tetrahydro-1,6-naphthyridine hydrochloride
    —— 2-Nitro-4-(N-thenoyl)-carbamoylpyridin 60780-55-4 C11H7N3O4S
    2-Nitro-4-(N-thenoyl)-carbamoylpyridin
    —— 2-(2-methyl-3-oxo-1-tosylpiperazin-2-yl)-N-((R)-6-(piperidin-1-ylmethyl)-1,2,3,4-tetrahydronaphthalen-1-yl)acetamide 1313201-97-6 C30H40N4O4S
    2-(2-methyl-3-oxo-1-tosylpiperazin-2-yl)-N-((R)-6-(piperidin-1-ylmethyl)-1,2,3,4-tetrahydronaphthalen-1-yl)acetamide
    —— 2-(4-chlorophenyl)-4-oxo-3,4,5,6,7,8,9,10,11,12-decahydro-[1,2,4]triazino[1,6-f ]phenanthridin-13-ium trifluoromethanesulfonate 1384852-48-5 CF3O3S*C21H21ClN3O
    2-(4-chlorophenyl)-4-oxo-3,4,5,6,7,8,9,10,11,12-decahydro-[1,2,4]triazino[1,6-f ]phenanthridin-13-ium trifluoromethanesulfonate
    —— 2-methyl-3-(5'-nitrobenzofuroyl-2')-5-methoxybenzofuran 132993-81-8 C19H13NO6
    2-methyl-3-(5'-nitrobenzofuroyl-2')-5-methoxybenzofuran
    —— (2R,4S,5R)-2-(6-Amino-purin-9-yl)-4,6-bis-benzyloxy-hexane-1,5-diol 183959-24-2 C25H29N5O4
    (2R,4S,5R)-2-(6-Amino-purin-9-yl)-4,6-bis-benzyloxy-hexane-1,5-diol
    —— 2-(2-Nitro-cyclohex-1-enyl)-naphthalene 54607-06-6 C16H15NO2
    2-(2-Nitro-cyclohex-1-enyl)-naphthalene
    —— 2-[5-[(4-Methoxyphenyl)methoxy]-3-pyridinyl]imidodicarbonic acid 1,3-bis(1,1-dimethylethyl) ester 552331-76-7 C23H30N2O6
    2-[5-[(4-Methoxyphenyl)methoxy]-3-pyridinyl]imidodicarbonic acid 1,3-bis(1,1-dimethylethyl) ester
    —— [2-{[2-chloro-4-(ethylsulfonyl)phenyl]thio}-4-(trifluoromethyl)phenoxy]acetic acid sodium salt 847148-70-3 C17H13ClF3O5S2*Na
    [2-{[2-chloro-4-(ethylsulfonyl)phenyl]thio}-4-(trifluoromethyl)phenoxy]acetic acid sodium salt
    —— {(2S,3S)-3-[(2R,3S,4aR,6S,8S,8aS)-8-Benzyloxy-3-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-pyrano[3,2-b]pyran-2-ylmethyl]-oxiranyl}-methanol 221380-99-0 C42H60O7Si2
    {(2S,3S)-3-[(2R,3S,4aR,6S,8S,8aS)-8-Benzyloxy-3-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-pyrano[3,2-b]pyran-2-ylmethyl]-oxiranyl}-methanol
    —— [(2R,3S,4aR,6S,8S,8aS)-8-Benzyloxy-3-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-pyrano[3,2-b]pyran-2-yl]-acetaldehyde 221380-96-7 C40H56O6Si2
    [(2R,3S,4aR,6S,8S,8aS)-8-Benzyloxy-3-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-pyrano[3,2-b]pyran-2-yl]-acetaldehyde
    —— 2-methoxy-1-(4-methoxyphenyl)-2-oxoethyl (tert-butoxycarbonyl)-L-alaninate 1644247-54-0 C18H25NO7
    2-methoxy-1-(4-methoxyphenyl)-2-oxoethyl (tert-butoxycarbonyl)-L-alaninate
    —— 2-phenyl-1-oxa-spiro[2.4]heptan-4-one 106167-48-0 C12H12O2
    2-phenyl-1-oxa-spiro[2.4]heptan-4-one
    —— (2S,3R,4E) 3-Benzoyloxy-2-hexadecanoylamino-1-[2-O-(4-methoxybenzyl)-α-D-galactopyranosyloxy]-4-octadecene 172147-45-4 C55H89NO10
    (2S,3R,4E) 3-Benzoyloxy-2-hexadecanoylamino-1-[2-O-(4-methoxybenzyl)-α-D-galactopyranosyloxy]-4-octadecene
    —— (2S,3S)-2-(4-methoxybenzyloxy)-4-nonyn-3-ol 733804-43-8 C17H24O3
    (2S,3S)-2-(4-methoxybenzyloxy)-4-nonyn-3-ol
    —— (2S,3R)-2-Hexyl-3-((E)-(R)-1-hydroxy-3-trimethylsilanyl-allyl)-aziridine-1-carboxylic acid tert-butyl ester 837371-01-4 C19H37NO3Si
    (2S,3R)-2-Hexyl-3-((E)-(R)-1-hydroxy-3-trimethylsilanyl-allyl)-aziridine-1-carboxylic acid tert-butyl ester
    —— 2-Acetamino-3-oxo-5-carbamoyl-valeriansaeure-benzylester 1851-60-1 C15H18N2O5
    2-Acetamino-3-oxo-5-carbamoyl-valeriansaeure-benzylester
    —— (2-phenethyl-4-(trifluoromethyl)phenyl)methanamine 1235487-75-8 C16H16F3N
    (2-phenethyl-4-(trifluoromethyl)phenyl)methanamine
    —— 2-[5,5-Dimethyl-dihydro-furan-(2E)-ylidene]-pent-4-enoic acid methyl ester 135512-71-9 C12H18O3
    2-[5,5-Dimethyl-dihydro-furan-(2E)-ylidene]-pent-4-enoic acid methyl ester
    —— (2S)-2-[(2S,3R,5S)-3-chloro-5-methoxyoxolan-2-yl]propanoic acid 101677-64-9 C8H13ClO4
    (2S)-2-[(2S,3R,5S)-3-chloro-5-methoxyoxolan-2-yl]propanoic acid
    —— 2,4-dibromo-5-methylpyridine N-oxide 132097-14-4 C6H5Br2NO
    2,4-dibromo-5-methylpyridine N-oxide
    —— 2',3',5'-tri-O-(tert-butyldimethylsilyl)-6-(propyn-1-yl)nebularine 1329621-88-6 C31H56N4O4Si3
    2',3',5'-tri-O-(tert-butyldimethylsilyl)-6-(propyn-1-yl)nebularine
    —— 2-Aethoxy-oxazol-4,5-dicarbonsaeure-dimethylester 3968-97-6 C9H11NO6
    2-Aethoxy-oxazol-4,5-dicarbonsaeure-dimethylester
    —— 2,3-Dinitrophenanthren-1-ol 116212-00-1 C14H8N2O5
    2,3-Dinitrophenanthren-1-ol
    —— 2-Methyl-3-((3aS,7aS)-2-oxo-octahydro-benzofuran-7-yl)-propionic acid methyl ester 82337-91-5 C13H20O4
    2-Methyl-3-((3aS,7aS)-2-oxo-octahydro-benzofuran-7-yl)-propionic acid methyl ester
    —— (2E,7E,9E)-10-Phenyl-deca-2,7,9-trienoic acid methyl ester 864818-50-8 C17H20O2
    (2E,7E,9E)-10-Phenyl-deca-2,7,9-trienoic acid methyl ester
    —— 2-methoxycarbonyloxy-propionic acid-(4-chloro-anilide) 99860-10-3 C11H12ClNO4
    2-methoxycarbonyloxy-propionic acid-(4-chloro-anilide)
    —— 2-(1-azabicyclo[2.2.2]oct-3-ylamino)-N-(3-chlorophenyl)nicotinamide 1420998-55-5 C19H21ClN4O
    2-(1-azabicyclo[2.2.2]oct-3-ylamino)-N-(3-chlorophenyl)nicotinamide
    —— 2-(diethoxymethyl)-5,5-diethoxypent-1-en-3-yne 1620832-61-2 C14H24O4
    2-(diethoxymethyl)-5,5-diethoxypent-1-en-3-yne
    —— (2R,3R,4S,5R,6R)-6-((benzoyloxy)methyl)-2-(benzyloxy)-5-(((2S,4aR,6S,7R,8S,8aS)-7,8-bis(benzoyloxy)-2-phenylhexahydropyrano[3,2-d][1,3]dioxin-6-yl)oxy)tetrahydro-2H-pyran-3,4-diyl dibenzoate 1329457-69-3 C61H52O16
    (2R,3R,4S,5R,6R)-6-((benzoyloxy)methyl)-2-(benzyloxy)-5-(((2S,4aR,6S,7R,8S,8aS)-7,8-bis(benzoyloxy)-2-phenylhexahydropyrano[3,2-d][1,3]dioxin-6-yl)oxy)tetrahydro-2H-pyran-3,4-diyl dibenzoate
    —— 2-{2-methyl-4-[({4-(2-thienylmethyl)-2-[4-(trifluoromethyl)phenyl]-1,3-thiazol-5-yl}methyl)sulfanyl]phenoxy}propanoic acid 444612-52-6 C26H22F3NO3S3
    2-{2-methyl-4-[({4-(2-thienylmethyl)-2-[4-(trifluoromethyl)phenyl]-1,3-thiazol-5-yl}methyl)sulfanyl]phenoxy}propanoic acid
    —— (2,10-Diazatetracyclo[7.6.1.05,16.010,14]hexadeca-1,3,5(16),6,8,11,13-heptaen-15-ylideneamino) benzoate 55766-93-3 C21H13N3O2
    (2,10-Diazatetracyclo[7.6.1.05,16.010,14]hexadeca-1,3,5(16),6,8,11,13-heptaen-15-ylideneamino) benzoate
    —— 2,3-di-O-acetyl-1,5-anhydro-6-deoxy-5-thio-L-gulo-heptono-4,7-lactone 1425495-03-9 C11H14O6S
    2,3-di-O-acetyl-1,5-anhydro-6-deoxy-5-thio-L-gulo-heptono-4,7-lactone
    —— 2-((3R,5R,6S)-5-(3-chlorophenyl)-6-(4-chlorophenyl)-1-((S)-2-((2-chlorophenyl)sulfonyl)-1-cyclopropylethyl)-3-ethyl-2-oxopiperidin-3-yl)acetic acid 1352066-32-0 C32H32Cl3NO5S
    2-((3R,5R,6S)-5-(3-chlorophenyl)-6-(4-chlorophenyl)-1-((S)-2-((2-chlorophenyl)sulfonyl)-1-cyclopropylethyl)-3-ethyl-2-oxopiperidin-3-yl)acetic acid
    —— 2-dimethylcarbamoyl-1,2,4,5-tetrahydro-3H-2-benzazepin-3-one 66276-38-8 C13H16N2O2
    2-dimethylcarbamoyl-1,2,4,5-tetrahydro-3H-2-benzazepin-3-one
    —— 2-(1-{4-[4-(1H-indazol-3-yl)-1H-1,2,3-triazol-1-yl]benzoyl}piperidin-2-yl)-N,N-dimethylethanamine 1383703-12-5 C25H29N7O
    2-(1-{4-[4-(1H-indazol-3-yl)-1H-1,2,3-triazol-1-yl]benzoyl}piperidin-2-yl)-N,N-dimethylethanamine