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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (2aS,6aR,7S,7aR)-7-Hydroxy-5,5,7a-trimethyl-2,2a,4,5,6,6a,7,7a-octahydro-1H-cyclobuta[f]indene-3-carbaldehyde 120913-01-1 C15H22O2
    (2aS,6aR,7S,7aR)-7-Hydroxy-5,5,7a-trimethyl-2,2a,4,5,6,6a,7,7a-octahydro-1H-cyclobuta[f]indene-3-carbaldehyde
    —— 2'-O-acetyl-4"-O-formyl-11-O-methanesulfonyl-8,9-anhydroerythromycin A 6,9-hemiacetal 51820-80-5 C41H69NO16S
    2'-O-acetyl-4"-O-formyl-11-O-methanesulfonyl-8,9-anhydroerythromycin A 6,9-hemiacetal
    —— 2,8,12,18-tetraethyl-3,7,13,17-tetramethyl-5,15-bis(4'-tolylsulonyloxyphenyl)porphyrinato(2-)nickel(II) 131561-83-6 C58H56N4NiO6S2
    2,8,12,18-tetraethyl-3,7,13,17-tetramethyl-5,15-bis(4'-tolylsulonyloxyphenyl)porphyrinato(2-)nickel(II)
    —— 2-((E)-Hex-4-enyl)-2-iodo-malonic acid dimethyl ester 120790-40-1 C11H17IO4
    2-((E)-Hex-4-enyl)-2-iodo-malonic acid dimethyl ester
    —— (2S,3S,4R,6S)-6-Methoxy-2-methyl-4-(2-trimethylsilanyl-ethoxy)-tetrahydro-pyran-3-ol 109863-48-1 C12H26O4Si
    (2S,3S,4R,6S)-6-Methoxy-2-methyl-4-(2-trimethylsilanyl-ethoxy)-tetrahydro-pyran-3-ol
    —— (2R,3R)-3-(tert-Butyl-dimethyl-silanyloxymethyl)-2,3-dimethyl-4-oxo-pentanal 150097-16-8 C14H28O3Si
    (2R,3R)-3-(tert-Butyl-dimethyl-silanyloxymethyl)-2,3-dimethyl-4-oxo-pentanal
    —— 2-(propan-2-ylidene)-N-(o-tolylcarbamothioyl)hydrazine-1-carboximidamide 37634-09-6 C12H17N5S
    2-(propan-2-ylidene)-N-(o-tolylcarbamothioyl)hydrazine-1-carboximidamide
    —— 2,3-di-O-benzoyl-4,6-dideoxy-4-iodo-α-L-glucopyranosyl bromide 132867-81-3 C20H18BrIO5
    2,3-di-O-benzoyl-4,6-dideoxy-4-iodo-α-L-glucopyranosyl bromide
    —— 2-Amino-3,5-dichlor-benzoesaeureamid 66788-79-2 C16H22Cl2N2O2
    2-Amino-3,5-dichlor-benzoesaeureamid
    —— 2,3,5-trimethyl-7-fluoro-2,5-dihydro-1H-1-benzazepine 66064-39-9 C13H16FN
    2,3,5-trimethyl-7-fluoro-2,5-dihydro-1H-1-benzazepine
    —— 2-[4-(1,3-Dioxo-3a,4,5,6-tetrahydro-1H,3H-benzo[de]isoquinolin-2-yl)-phenyl]-propionic acid 67266-33-5 C21H19NO4
    2-[4-(1,3-Dioxo-3a,4,5,6-tetrahydro-1H,3H-benzo[de]isoquinolin-2-yl)-phenyl]-propionic acid
    —— 2-Chlor-N-<2-cyan-ethyl>-4-nitro-anilin 2963-41-9 C9H8ClN3O2
    2-Chlor-N-<2-cyan-ethyl>-4-nitro-anilin
    —— 2-[1-(5-Nitro-pyridin-2-ylamino)-meth-(E)-ylidene]-succinic acid diethyl ester 68896-90-2 C14H17N3O6
    2-[1-(5-Nitro-pyridin-2-ylamino)-meth-(E)-ylidene]-succinic acid diethyl ester
    —— 2,5-bis-(3-methyl-pyridin-2-ylamino)-terephthalic acid 67332-83-6 C20H18N4O4
    2,5-bis-(3-methyl-pyridin-2-ylamino)-terephthalic acid
    —— 2-[(1-phenylethyl)sulfanyl]-3-[(1E/Z)-1-phenylprop-1-en-1-yl]pyridine 1186034-33-2 C22H21NS
    2-[(1-phenylethyl)sulfanyl]-3-[(1E/Z)-1-phenylprop-1-en-1-yl]pyridine
    —— (2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)(benzyldimethylammonium) bromide 1186033-13-5 Br*C23H32NO9
    (2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)(benzyldimethylammonium) bromide
    —— 2-[1-(4-hydroxybenzyl)-1H-indol-3-yl]-2-oxo-N-(pyridin-4-yl)acetamide 1192485-84-9 C22H17N3O3
    2-[1-(4-hydroxybenzyl)-1H-indol-3-yl]-2-oxo-N-(pyridin-4-yl)acetamide
    —— (2S,3S)-2-<<(2S)-2-<<(4-aminopiperidino)carbonyl>oxy>-3-phenylpropionyl>-Cys(Me)-amino>-1-cyclohexyl-5-(4-pyridylthio)-3-pentanol bis(trifluoroacetate) 139470-24-9 2C2HF3O2*C35H51N5O5S2
    (2S,3S)-2-<<(2S)-2-<<(4-aminopiperidino)carbonyl>oxy>-3-phenylpropionyl>-Cys(Me)-amino>-1-cyclohexyl-5-(4-pyridylthio)-3-pentanol bis(trifluoroacetate)
    —— (2S,5R)-N'-methyl-7-oxo-N'-phenyl-6-(sulfooxy)-1,6-diazabicyclo[3.2.1]octane-2-carbohydrazide 1452465-34-7 C14H18N4O6S
    (2S,5R)-N'-methyl-7-oxo-N'-phenyl-6-(sulfooxy)-1,6-diazabicyclo[3.2.1]octane-2-carbohydrazide
    —— 25ξ<sup>1</sup>,26-dihydroxycholecalciferolacetat 42737-50-8 C31H50O5
    25ξ<sup>1</sup>,26-dihydroxycholecalciferolacetat
    —— (2S,3S)-cis-3',4'-dimethoxy-6-methylflavan-3-ol 1196870-33-3 C18H20O4
    (2S,3S)-cis-3',4'-dimethoxy-6-methylflavan-3-ol
    —— 2-[3'-Bromo-5-(5-carbamimidoyl-1H-benzoimidazol-2-yl)-5'-chloro-2'-hydroxy-6-(2-methoxy-ethoxymethoxy)-biphenyl-3-yl]-succinic acid dimethyl ester 878674-40-9 C30H30BrClN4O8
    2-[3'-Bromo-5-(5-carbamimidoyl-1H-benzoimidazol-2-yl)-5'-chloro-2'-hydroxy-6-(2-methoxy-ethoxymethoxy)-biphenyl-3-yl]-succinic acid dimethyl ester
    —— 2-(ethylthio)-5-(4-fluorobenzyl)-1,3,4-thiadiazole 1609683-03-5 C11H11FN2S2
    2-(ethylthio)-5-(4-fluorobenzyl)-1,3,4-thiadiazole
    —— 2,2,6,6-tetramethyl-4-methylidyne-4,4-dineopentyl-4l9-heptane 126112-11-6 C16H44ORuSi4
    2,2,6,6-tetramethyl-4-methylidyne-4,4-dineopentyl-4l9-heptane
    —— 2,2-Bis-(benzylmercapto)-propan-1,1-dicarbonsaeure-monoethylester 20597-26-6 C21H24O4S2
    2,2-Bis-(benzylmercapto)-propan-1,1-dicarbonsaeure-monoethylester
    —— (2R)-1-(3,5-Dimethylbenzoyl)-2-(3,4-dimethylbenzyl)-4-[3-(3-pyridyl)-trans-acryloyl]piperazine 169460-52-0 C30H33N3O2
    (2R)-1-(3,5-Dimethylbenzoyl)-2-(3,4-dimethylbenzyl)-4-[3-(3-pyridyl)-trans-acryloyl]piperazine
    —— 2-{[4-(4-acetylpiperazin-1-yl)phenyl]amino}-7-(pyridin-2-yl)pyrimido[4',5':4,5]pyrimido[1,2-b]indazol-5(7H)-one 1242150-43-1 C29H25N9O2
    2-{[4-(4-acetylpiperazin-1-yl)phenyl]amino}-7-(pyridin-2-yl)pyrimido[4',5':4,5]pyrimido[1,2-b]indazol-5(7H)-one
    —— 2-Benzyl-3-ethylsulfanyl-5-{[(pyridin-4-ylmethyl)-amino]-methyl}-benzenesulfonamide 62274-99-1 C22H25N3O2S2
    2-Benzyl-3-ethylsulfanyl-5-{[(pyridin-4-ylmethyl)-amino]-methyl}-benzenesulfonamide
    —— 2-acetamido-2-deoxy-D-xylose diethyl dithioacetal 84553-56-0 C11H23NO4S2
    2-acetamido-2-deoxy-D-xylose diethyl dithioacetal
    —— 2,5-Dihydroxy-4-nitrobenzophenon 40990-70-3 C13H9NO5
    2,5-Dihydroxy-4-nitrobenzophenon
    —— 2-Amino-2-methyl-3-(oxolan-2-yl)propanoic acid 1378265-62-3 C8H15NO3
    2-Amino-2-methyl-3-(oxolan-2-yl)propanoic acid
    —— 2-Methyl-bicyclo[2.2.1]hept-5-ene-2-carboxylic acid 2-isopropyl-5-methyl-cyclohexyl ester 62569-71-5 C19H30O2
    2-Methyl-bicyclo[2.2.1]hept-5-ene-2-carboxylic acid 2-isopropyl-5-methyl-cyclohexyl ester
    —— 2-(2,2-Dimethyl-propyl)-2,4,4-trimethyl-pentanoic acid 65260-92-6 C13H26O2
    2-(2,2-Dimethyl-propyl)-2,4,4-trimethyl-pentanoic acid
    —— 2-<Cyclohex-1-enyl>-5-methoxymethyl-thiophen 1487-23-6 C12H16OS
    2-<Cyclohex-1-enyl>-5-methoxymethyl-thiophen
    —— 2,6-Adamantandiol-dinitrat 40460-22-8 C10H14N2O6
    2,6-Adamantandiol-dinitrat
    —— 2-[2-(2,5-dimethoxy-phenyl)-2-oxo-ethyl]-3-oxo-butyric acid methyl ester 725743-30-6 C15H18O6
    2-[2-(2,5-dimethoxy-phenyl)-2-oxo-ethyl]-3-oxo-butyric acid methyl ester
    —— 2,2-dimethyl-3-(2,4,6-trimethylphenyl)-5-[(2,4,6-trimethylphenyl)amino]-1-oxonia-3-aza-2-boratacyclopentan-4-one 91357-93-6 C22H29BN2O2
    2,2-dimethyl-3-(2,4,6-trimethylphenyl)-5-[(2,4,6-trimethylphenyl)amino]-1-oxonia-3-aza-2-boratacyclopentan-4-one
    —— {2-methyl-4-[3-(4-trifluoromethyl-phenoxy)-but-3-enylsulfanyl]-phenoxy}-acetic acid ethyl ester 849442-51-9 C22H23F3O4S
    {2-methyl-4-[3-(4-trifluoromethyl-phenoxy)-but-3-enylsulfanyl]-phenoxy}-acetic acid ethyl ester
    —— 2-chloroanilinium bromide 33670-57-4 Br*C6H7ClN
    2-chloroanilinium bromide
    —— 2-methoxy-N-[phenyl-(1-pyrrolidin-1-yl-cyclobutyl)-methyl]-4-trifluoromethyl-benzamide 1208983-85-0 C24H27F3N2O2
    2-methoxy-N-[phenyl-(1-pyrrolidin-1-yl-cyclobutyl)-methyl]-4-trifluoromethyl-benzamide
    —— 2-(3-(2-methoxyethyl)-ureido)-6-tridecyl-1H-pyrimidin-4-one 1207736-09-1 C21H38N4O3
    2-(3-(2-methoxyethyl)-ureido)-6-tridecyl-1H-pyrimidin-4-one
    —— 2,3-Dihydro-3,3-dimethyl-5-trifluoromethansulfonyloxybenzofurane 131394-46-2 C11H11F3O4S
    2,3-Dihydro-3,3-dimethyl-5-trifluoromethansulfonyloxybenzofurane
    —— 2,4,9-trimethoxy-1,6-dimethyl-phenazine 26786-91-4 C17H18N2O3
    2,4,9-trimethoxy-1,6-dimethyl-phenazine
    —— 2-amino-4-ethyl-3-[2-(3-methyl-benzo[<i>b</i>]thiophen-2-yl)-2-oxo-ethyl]-thiazolium; bromide 35371-36-9 BrH*C16H16N2OS2
    2-amino-4-ethyl-3-[2-(3-methyl-benzo[<i>b</i>]thiophen-2-yl)-2-oxo-ethyl]-thiazolium; bromide
    —— 2,6-Bis-methylmercapto-3-aethyl-1-thio-pyron 90534-20-6 C9H12OS3
    2,6-Bis-methylmercapto-3-aethyl-1-thio-pyron
    —— 2-(2-dimethylaminobenzylthio)-5-butyl-5-ethylimidazolin-4-one 181219-55-6 C18H27N3OS
    2-(2-dimethylaminobenzylthio)-5-butyl-5-ethylimidazolin-4-one
    —— 2-(2-Amino-1,2,3,4-tetrahydronaphthalen-2-yl)acetic acid hydrochloride 1607266-94-3 C12H16ClNO2
    2-(2-Amino-1,2,3,4-tetrahydronaphthalen-2-yl)acetic acid hydrochloride
    —— 2-methylaminophenyl acetic acid t-butyl amide 129205-99-8 C13H20N2O
    2-methylaminophenyl acetic acid t-butyl amide
    —— 2-(3-pyridyl)-3,6-dihydro-2H-1,2-thiazine 132735-15-0 C9H10N2S
    2-(3-pyridyl)-3,6-dihydro-2H-1,2-thiazine
    —— (2aR,2a1R,3R,12aS,13aS,13bS,16R,17aS,19R,19aR,19bS)-16,19-dimethoxy-2a1,3,13b-trimethyltetracosahydro-1H-naphtho[2',1':4,5]indeno[7,1-gh][1,6]dioxacyclotridecine 1365549-62-7 C30H52O4
    (2aR,2a1R,3R,12aS,13aS,13bS,16R,17aS,19R,19aR,19bS)-16,19-dimethoxy-2a1,3,13b-trimethyltetracosahydro-1H-naphtho[2',1':4,5]indeno[7,1-gh][1,6]dioxacyclotridecine