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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-ethyl-3-hydroxycyclohex-2-en-1-one 32774-64-4 C8H12O2
    2-ethyl-3-hydroxycyclohex-2-en-1-one
    —— 2-(4-(p-Toluolsulfonylthio)-3-phenoxyacetylamino-2-oxoazetidin-1-yl)-3-p-toluolsulfonyloxy-2-butensaeure-p-nitrobenzylester 61379-53-1 C36H33N3O12S3
    2-(4-(p-Toluolsulfonylthio)-3-phenoxyacetylamino-2-oxoazetidin-1-yl)-3-p-toluolsulfonyloxy-2-butensaeure-p-nitrobenzylester
    —— (2E)-2-methyl-3-phenylhexa-2,5-dien-1-ol 947405-66-5 C13H16O
    (2E)-2-methyl-3-phenylhexa-2,5-dien-1-ol
    —— 2,2-Dimethyl-5-(2-phenyl-3,3-di-m-tolyl-2,3-dihydro-isoindol-1-ylidene)-[1,3]dioxane-4,6-dione 111306-18-4 C34H29NO4
    2,2-Dimethyl-5-(2-phenyl-3,3-di-m-tolyl-2,3-dihydro-isoindol-1-ylidene)-[1,3]dioxane-4,6-dione
    —— 2-formyl-3-isobutyl-4-methyl-5-(ethoxycarbonyl)-1H-pyrrole 1352006-83-7 C13H19NO3
    2-formyl-3-isobutyl-4-methyl-5-(ethoxycarbonyl)-1H-pyrrole
    —— 2-[5-[3-Chloro-5-(3,3-dichloroprop-2-enoxy)phenoxy]pentoxy]-4-(trifluoromethyl)pyridine 936751-35-8 C20H19Cl3F3NO3
    2-[5-[3-Chloro-5-(3,3-dichloroprop-2-enoxy)phenoxy]pentoxy]-4-(trifluoromethyl)pyridine
    —— (2S,3R,4S,5S,6S)-2-(4-(((benzyloxy)carbonyl)amino)-3,5-dimethylphenoxy)-6-(methoxycarbonyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate 936484-08-1 C29H33NO12
    (2S,3R,4S,5S,6S)-2-(4-(((benzyloxy)carbonyl)amino)-3,5-dimethylphenoxy)-6-(methoxycarbonyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate
    —— 2-isopropylbenzo[b]thiophene 1,1-dioxide 87071-05-4 C11H12O2S
    2-isopropylbenzo[b]thiophene 1,1-dioxide
    —— 2-(10-Isopropyl-9,10-dihydro-anthracen-9-yl)-propan-2-ol 54974-17-3 C20H24O
    2-(10-Isopropyl-9,10-dihydro-anthracen-9-yl)-propan-2-ol
    —— 2-(cyanoamino)-4-hydroxy-6-phenylpyrimidine-5-carbonitrile 1254105-47-9 C12H7N5O
    2-(cyanoamino)-4-hydroxy-6-phenylpyrimidine-5-carbonitrile
    —— 2-tert-Butoxymethoxymethyl-tetrahydro-pyran 66922-47-2 C11H22O3
    2-tert-Butoxymethoxymethyl-tetrahydro-pyran
    —— 2,4-diamino-7<i>H</i>-pyrimido[4,5-<i>b</i>][1,4]thiazine-6-carboxylic acid ethyl ester 52192-63-9 C9H11N5O2S
    2,4-diamino-7<i>H</i>-pyrimido[4,5-<i>b</i>][1,4]thiazine-6-carboxylic acid ethyl ester
    —— 2-phenyl-4(S)-<3-((2-methyl-2-propyl)thio)-3-oxo-2(R)-propyl>-2-oxazoline 102614-14-2 C16H21NO2S
    2-phenyl-4(S)-<3-((2-methyl-2-propyl)thio)-3-oxo-2(R)-propyl>-2-oxazoline
    —— 2-[(2-hydroxyethylimino)methyl]-6-methoxyphenol 19028-74-1 C10H13NO3
    2-[(2-hydroxyethylimino)methyl]-6-methoxyphenol
    —— (2S,3R,4R,5S,6S)-5-hydroxy-6-iodomethyl-2-methoxy-4-(3-oxobutylcarbonyloxy)-3-phenylcarbonyloxytetrahydro-2H-pyran 876133-08-3 C19H23IO8
    (2S,3R,4R,5S,6S)-5-hydroxy-6-iodomethyl-2-methoxy-4-(3-oxobutylcarbonyloxy)-3-phenylcarbonyloxytetrahydro-2H-pyran
    —— 2-((Z)-2-Methyl-3-phenyl-allylidene)-malonic acid dimethyl ester 65828-10-6 C15H16O4
    2-((Z)-2-Methyl-3-phenyl-allylidene)-malonic acid dimethyl ester
    —— 2β-Hydroxy-A-nor(3)-urs-12-en-2α-saeure 54707-02-7 C30H48O3
    2β-Hydroxy-A-nor(3)-urs-12-en-2α-saeure
    —— 2,2-Dichlor-1-ethoxy-1-phenoxyethylen 55913-32-1 C10H10Cl2O2
    2,2-Dichlor-1-ethoxy-1-phenoxyethylen
    —— 2-Allyl-1-((1S,5R,7R)-10,10-dimethyl-3,3-dioxo-3λ<sup>6</sup>-thia-4-aza-tricyclo[5.2.1.0<sup>1,5</sup>]dec-4-yl)-pent-4-en-1-one 141884-99-3 C18H27NO3S
    2-Allyl-1-((1S,5R,7R)-10,10-dimethyl-3,3-dioxo-3λ<sup>6</sup>-thia-4-aza-tricyclo[5.2.1.0<sup>1,5</sup>]dec-4-yl)-pent-4-en-1-one
    —— 2,6-Bis-(4-methoxy-phenoxy)-4λ<sup>4</sup>-[1,2,4]dithiazolo[1,5-b][1,2,4]dithiazole 127082-48-8 C17H14N2O4S3
    2,6-Bis-(4-methoxy-phenoxy)-4λ<sup>4</sup>-[1,2,4]dithiazolo[1,5-b][1,2,4]dithiazole
    —— (2-ethoxy-pyridin-3-ylmethyl)-[5-(7H-pyrrolo[2,3-d]pyrimidin-5-ylmethyl)-pyrimidin-2-yl]-amine 1196661-71-8 C19H19N7O
    (2-ethoxy-pyridin-3-ylmethyl)-[5-(7H-pyrrolo[2,3-d]pyrimidin-5-ylmethyl)-pyrimidin-2-yl]-amine
    —— 2-chloro-N-cyclopropyl-4-{6-(pyridin-4-yl)-8-[(tetrahydrofuran-2-ylmethyl)amino]imidazo[1,2-a]pyrazin-3-yl}benzamide 1383118-45-3 C26H25ClN6O2
    2-chloro-N-cyclopropyl-4-{6-(pyridin-4-yl)-8-[(tetrahydrofuran-2-ylmethyl)amino]imidazo[1,2-a]pyrazin-3-yl}benzamide
    —— 2-methyl-2H-pyrazole-3,4-dicarboxylic acid 4-(cyclopropyl-methyl-amide) 3-{[2-(2-methoxy-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-7-yl]-amide} 1380330-81-3 C23H23N7O3
    2-methyl-2H-pyrazole-3,4-dicarboxylic acid 4-(cyclopropyl-methyl-amide) 3-{[2-(2-methoxy-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-7-yl]-amide}
    —— 2,4-Dihydroxy-6-((r)-4-hydroxy-2-oxopentyl)-3-methylbenzaldehyde 743472-63-1 C13H16O5
    2,4-Dihydroxy-6-((r)-4-hydroxy-2-oxopentyl)-3-methylbenzaldehyde
    —— 2-Ethyl-4-nitro-benzenesulfonamide 116340-70-6 C8H10N2O4S
    2-Ethyl-4-nitro-benzenesulfonamide
    —— 2-{(4aS,5R)-4a-ethyl-1-phenyl-5-[(triethylsilyl)oxy]-1,4,4a,5,6,7-hexahydrocyclopenta[f]indazol-5-yl}-1-(pyridin-2-yl)ethanol 1299474-53-5 C31H41N3O2Si
    2-{(4aS,5R)-4a-ethyl-1-phenyl-5-[(triethylsilyl)oxy]-1,4,4a,5,6,7-hexahydrocyclopenta[f]indazol-5-yl}-1-(pyridin-2-yl)ethanol
    —— 2-{[2-({2-[(3-hydroxy-2,2-dimethyl-1-oxopropyl)amino]-2-methyl-1-oxo-propyl}amino)-2-methyl-1-oxopropyl]amino}-2-methylpropanoic acid 339315-31-0 C17H31N3O6
    2-{[2-({2-[(3-hydroxy-2,2-dimethyl-1-oxopropyl)amino]-2-methyl-1-oxo-propyl}amino)-2-methyl-1-oxopropyl]amino}-2-methylpropanoic acid
    —— 2-((3-fluorophenyl)amino)-7,7-dimethyl-7,8-dihydroquinazolin-5(6H)-one 1383718-70-4 C16H16FN3O
    2-((3-fluorophenyl)amino)-7,7-dimethyl-7,8-dihydroquinazolin-5(6H)-one
    —— 2-(3-chlorophenyl)-4ar,5c,8c,8ac-tetrahydro-5,8-methano-4(3H)-quinazolinone 105881-18-3 C15H13ClN2O
    2-(3-chlorophenyl)-4ar,5c,8c,8ac-tetrahydro-5,8-methano-4(3H)-quinazolinone
    —— 2,5-Dimethoxy-benzenesulfonic acid 2-amino-3-methyl-phenyl ester 278179-98-9 C15H17NO5S
    2,5-Dimethoxy-benzenesulfonic acid 2-amino-3-methyl-phenyl ester
    —— 2-(2-fluorophenyl)-4-hydroxy-3-(5-methylfuran-2-carbonyl)-1-pyrimidin-4-yl-2H-pyrrol-5-one 1071948-63-4 C20H14FN3O4
    2-(2-fluorophenyl)-4-hydroxy-3-(5-methylfuran-2-carbonyl)-1-pyrimidin-4-yl-2H-pyrrol-5-one
    —— 2-[2-(4-hydroxy-2,3-dihydro-1H-indol-1-yl)-2-oxoethyl]-6-(morpholin-4-yl)pyrimidin-4(3H)-one 1260584-37-9 C18H20N4O4
    2-[2-(4-hydroxy-2,3-dihydro-1H-indol-1-yl)-2-oxoethyl]-6-(morpholin-4-yl)pyrimidin-4(3H)-one
    —— 2-(3-{[1-(2-hydroxy-2-methylpropyl)-4-methyl-1H-indol-3-yl]methyl}imidazo[1,2-a]pyridin-2-yl)-1-naphthoic acid 1258873-36-7 C32H29N3O3
    2-(3-{[1-(2-hydroxy-2-methylpropyl)-4-methyl-1H-indol-3-yl]methyl}imidazo[1,2-a]pyridin-2-yl)-1-naphthoic acid
    —— 2-(4-Oxo-2-cyclopentenyl)glutaconsaeure-diethylester 90235-21-5 C14H18O5
    2-(4-Oxo-2-cyclopentenyl)glutaconsaeure-diethylester
    —— 2-chloro-4-{1-methyl-7-(methyloxy)-8-[(tetrahydrofuran-2-ylmethyl)oxy]-3H-pyrazolo[3,4-c]isoquinolin-5-yl}phenol hydrochloride 838855-86-0 C23H22ClN3O4*ClH
    2-chloro-4-{1-methyl-7-(methyloxy)-8-[(tetrahydrofuran-2-ylmethyl)oxy]-3H-pyrazolo[3,4-c]isoquinolin-5-yl}phenol hydrochloride
    —— 2-Imino-4-propylpiperidine hydrochloride 179684-13-0 C8H16N2*ClH
    2-Imino-4-propylpiperidine hydrochloride
    —— 2-(3,5-diaminophenyl)ethyl (2E)-3-(4-{difluoro[4-(4-fluorobutoxy)phenyl]methoxy}phenyl)prop-2-enoate 1345472-99-2 C28H29F3N2O4
    2-(3,5-diaminophenyl)ethyl (2E)-3-(4-{difluoro[4-(4-fluorobutoxy)phenyl]methoxy}phenyl)prop-2-enoate
    —— (2S,3S,4S,4aR,6S,7R,8R,8aS)-4-(benzyloxy)-6-cyclohexyl-7,8-dihydroxy-2-(3-(pivaloyloxy)propyl)octahydropyrano[3,2-b]pyran-3-yl pivalate 1004112-51-9 C34H52O9
    (2S,3S,4S,4aR,6S,7R,8R,8aS)-4-(benzyloxy)-6-cyclohexyl-7,8-dihydroxy-2-(3-(pivaloyloxy)propyl)octahydropyrano[3,2-b]pyran-3-yl pivalate
    —— 2,7-di-n-decanoyl-9,9-dimethylxanthene 791136-97-5 C35H50O3
    2,7-di-n-decanoyl-9,9-dimethylxanthene
    —— (20Ξ)-20,21-azanediyl-3,3-ethane-1,2-diyldioxy-(9β,10α)-pregna-5,7-diene 60534-30-7 C23H33NO2
    (20Ξ)-20,21-azanediyl-3,3-ethane-1,2-diyldioxy-(9β,10α)-pregna-5,7-diene
    —— 2-Methoxycarbonylamino-7-(2-vinyl-[1,3]dithian-2-yl)-heptanoic acid ethyl ester 52574-69-3 C17H29NO4S2
    2-Methoxycarbonylamino-7-(2-vinyl-[1,3]dithian-2-yl)-heptanoic acid ethyl ester
    —— 2-Cyano-3-methoxy-benzoic acid (8R,9aR)-2,2-dimethyl-8-(2-methyl-[1,3]dioxolan-2-yl)-7,8,9,9a-tetrahydro-naphtho[1,8-de][1,3]dioxin-6-yl ester 56676-87-0 C26H27NO7
    2-Cyano-3-methoxy-benzoic acid (8R,9aR)-2,2-dimethyl-8-(2-methyl-[1,3]dioxolan-2-yl)-7,8,9,9a-tetrahydro-naphtho[1,8-de][1,3]dioxin-6-yl ester
    —— 2-bromo-<i>N</i>-[3-(furan-2-carbonyl)-4,5,6,7-tetrahydro-benzo[<i>b</i>]thiophen-2-yl]-acetamide 52824-57-4 C15H14BrNO3S
    2-bromo-<i>N</i>-[3-(furan-2-carbonyl)-4,5,6,7-tetrahydro-benzo[<i>b</i>]thiophen-2-yl]-acetamide
    —— (2,4-dimethyl-2-oxo-2λ<sup>5</sup>-[1,3,2]oxazaphosphinan-3-yl)-phosphonous acid bis-diethylamide 55635-49-9 C13H31N3O2P2
    (2,4-dimethyl-2-oxo-2λ<sup>5</sup>-[1,3,2]oxazaphosphinan-3-yl)-phosphonous acid bis-diethylamide
    —— 2-<2-(6,7-Dimethoxy-2-methyl-1,2,3,4-tetrahydro-isochinolin-1-yl)-ethyl>-cyclohexanon 63080-56-8 C20H29NO3
    2-<2-(6,7-Dimethoxy-2-methyl-1,2,3,4-tetrahydro-isochinolin-1-yl)-ethyl>-cyclohexanon
    —— 2-Hydroxymethyl-2,3-dimethyl-but-3-enoic acid tert-butyl ester 58544-23-3 C11H20O3
    2-Hydroxymethyl-2,3-dimethyl-but-3-enoic acid tert-butyl ester
    —— 2-[4-(4-Methyl-cyclohexyl)-phenyl]-propionic acid 63007-40-9 C16H22O2
    2-[4-(4-Methyl-cyclohexyl)-phenyl]-propionic acid
    —— 2-(2-diethylaminoethylamino)-N-(4-methyl-3-(3-methyl-1-(6-methylaminopyrimidin-4-yl)-1H-pyrazol-5-ylamino)-phenyl)-6-trifluoromethylisonicotinamide 1018471-61-8 C27H31F3N10O
    2-(2-diethylaminoethylamino)-N-(4-methyl-3-(3-methyl-1-(6-methylaminopyrimidin-4-yl)-1H-pyrazol-5-ylamino)-phenyl)-6-trifluoromethylisonicotinamide
    —— 2-(4-chloro-benzylidene)-thiazolo[2,3-<i>b</i>]quinazoline-3,5-dione 62473-08-9 C17H9ClN2O2S
    2-(4-chloro-benzylidene)-thiazolo[2,3-<i>b</i>]quinazoline-3,5-dione
    —— 2-Hydroxyimino-2-(1-naphthyl)-acetonitril 59577-38-7 C12H8N2O
    2-Hydroxyimino-2-(1-naphthyl)-acetonitril