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中文名称 英文名称 CAS号 化学式 结构式图片
—— 2-Nitro-3-vinylthiophen 31950-93-3 C6H5NO2S
2-Nitro-3-vinylthiophen
—— 2-methyl-3a,9b-dihydro-benzo[<i>e</i>]isoindole-1,3-dione 126431-21-8 C13H11NO2
2-methyl-3a,9b-dihydro-benzo[<i>e</i>]isoindole-1,3-dione
—— 2,2-dimethylcycloheptan-1,3-dione 78743-66-5 C9H14O2
2,2-dimethylcycloheptan-1,3-dione
—— 2,3-diaza-spiro[5.5]undeca-1,4-diene-1,4-dicarboxylic acid dimethyl ester 56276-37-0 C13H18N2O4
2,3-diaza-spiro[5.5]undeca-1,4-diene-1,4-dicarboxylic acid dimethyl ester
—— 2-Allyl-2-(2-norborn-2-enyl)-1,3-dithian 56028-83-2 C14H20S2
2-Allyl-2-(2-norborn-2-enyl)-1,3-dithian
—— 2-Methoxy-5-oxa-11-thia-benzo[a]fluoren-6-one 54711-36-3 C16H10O3S
2-Methoxy-5-oxa-11-thia-benzo[a]fluoren-6-one
—— 2-azido-2-deoxy-L-ribono-1,4-lactone 1643459-78-2 C5H7N3O4
2-azido-2-deoxy-L-ribono-1,4-lactone
—— 2-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)thiophene 93414-72-3 C38H38O5S
2-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)thiophene
—— (2-butyl-5-methylphenyl)dimethylsilane 1438825-20-7 C13H22Si
(2-butyl-5-methylphenyl)dimethylsilane
—— 2-[3-(4-chlorophenyl)-2-(2-methoxyphenyl)-5,6-dihydro-4H-cyclopenta[c]pyrazol-5-yl]acetaldehyde 1566593-25-6 C21H19ClN2O2
2-[3-(4-chlorophenyl)-2-(2-methoxyphenyl)-5,6-dihydro-4H-cyclopenta[c]pyrazol-5-yl]acetaldehyde
—— 2-(2-chloro-4-fluorophenoxy)-N-(1H-pyrrol-2-ylmethylideneamino)propanamide 1378872-41-3 C14H13ClFN3O2
2-(2-chloro-4-fluorophenoxy)-N-(1H-pyrrol-2-ylmethylideneamino)propanamide
—— (2R,6S,12Z,13aS,14aR,16aS)-6-[(3-cyclopropyl-1,2,4-oxadiazol-5-yl)amino]-5'-methyl-N-((1-methylcyclopropyl)sulfonyl)-5,16-dioxo-1,1',2',6,7,8,9,10,11,13a,14,15,16,16a-tetradecahydrospiro[cyclopropa[e]pyrrolo[1,2-a][1,4]diazacyclopentadecine-2,3'-pyrano[2,3-c]quinoline]-14a(5H)-carboxamide 1565775-61-2 C39H47N7O7S
(2R,6S,12Z,13aS,14aR,16aS)-6-[(3-cyclopropyl-1,2,4-oxadiazol-5-yl)amino]-5'-methyl-N-((1-methylcyclopropyl)sulfonyl)-5,16-dioxo-1,1',2',6,7,8,9,10,11,13a,14,15,16,16a-tetradecahydrospiro[cyclopropa[e]pyrrolo[1,2-a][1,4]diazacyclopentadecine-2,3'-pyrano[2,3-c]quinoline]-14a(5H)-carboxamide
—— 2,2'-(2,5-bis(3,4,5-tris(2-(2-methoxyethoxy)ethoxy)styryl)-1,4-phenylene)bis(oxy) diethanol 1244947-46-3 C56H86O22
2,2'-(2,5-bis(3,4,5-tris(2-(2-methoxyethoxy)ethoxy)styryl)-1,4-phenylene)bis(oxy) diethanol
—— 2-(3-ethynylquinolin-6-yl)oxy-N-[2-(5-methyl-1,2-oxazol-3-yl)propan-2-yl]-2-methylsulfanylacetamide 1401525-21-0 C21H21N3O3S
2-(3-ethynylquinolin-6-yl)oxy-N-[2-(5-methyl-1,2-oxazol-3-yl)propan-2-yl]-2-methylsulfanylacetamide
—— 2,2′-[2,5-thienediylbis(4,1-phenylene-1H-imidazole-5,2-diyl)]bis[1-[(2S)-2-phenyl-2-(1-piperidinyl)acetyl]]-(2S,2′S)-pyrrolidine 1380291-43-9 C56H60N8O2S
2,2′-[2,5-thienediylbis(4,1-phenylene-1H-imidazole-5,2-diyl)]bis[1-[(2S)-2-phenyl-2-(1-piperidinyl)acetyl]]-(2S,2′S)-pyrrolidine
—— 2-((1r,4r)-4-(2-(2-methoxypyridin-3-ylamino)-8-oxo-7H-purin-9(8H)-yl)cyclohexyl)acetonitrile 1414805-23-4 C19H21N7O2
2-((1r,4r)-4-(2-(2-methoxypyridin-3-ylamino)-8-oxo-7H-purin-9(8H)-yl)cyclohexyl)acetonitrile
—— 2-(2-thienyl)-3-iodo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine 1338582-36-7 C11H11IN2S
2-(2-thienyl)-3-iodo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine
—— 2-chloro-9-(2,4-dimethoxybenzyl)-6-trifluoromethyl-6,7,8,9-tetrahydropyrimido[1,2-a]pyrimidin-4-one 1523413-89-9 C17H17ClF3N3O3
2-chloro-9-(2,4-dimethoxybenzyl)-6-trifluoromethyl-6,7,8,9-tetrahydropyrimido[1,2-a]pyrimidin-4-one
—— 2-bromohexanoic acid benzhydryl ester 56834-30-1 C19H21BrO2
2-bromohexanoic acid benzhydryl ester
—— 22-methyl-<i>B</i>-nor-con-5-enium; iodide 116154-25-7 C22H36N*I
22-methyl-<i>B</i>-nor-con-5-enium; iodide
—— 2-(4-chloro-3,5-difluorophenyl)-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one 885038-73-3 C12H7ClF2N2OS
2-(4-chloro-3,5-difluorophenyl)-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one
—— 2,3-dibromo-3-(3,4-dimethoxyphenyl)-1-(4-ethoxyphenyl)-propan-1-one 158575-09-8 C19H20Br2O4
2,3-dibromo-3-(3,4-dimethoxyphenyl)-1-(4-ethoxyphenyl)-propan-1-one
—— 2,2-dimethylpropyl [(2R,6S,12Z,13aS,14aR,16aS)-5'-methyl-14a-{[(1-methylcyclopropyl)sulfonyl]carbamoyl}-5,16-dioxo-9'-(trifluoromethyl)-1,1',2',5,6,7,8,9,10,11,13a,14,14a,15,16,16a-hexadecahydrospiro[cyclopropa[e]pyrrolo[1,2-a][1,4]diazacyclopentadecine-2,3'-pyrano[2,3-c]quinoline]-6-yl]carbamate 1565774-28-8 C41H52F3N5O8S
2,2-dimethylpropyl [(2R,6S,12Z,13aS,14aR,16aS)-5'-methyl-14a-{[(1-methylcyclopropyl)sulfonyl]carbamoyl}-5,16-dioxo-9'-(trifluoromethyl)-1,1',2',5,6,7,8,9,10,11,13a,14,14a,15,16,16a-hexadecahydrospiro[cyclopropa[e]pyrrolo[1,2-a][1,4]diazacyclopentadecine-2,3'-pyrano[2,3-c]quinoline]-6-yl]carbamate
—— 2,4,4',6-Tetramethyl-thiobenzophenon 1146-87-8 C17H18S
2,4,4',6-Tetramethyl-thiobenzophenon
—— (2S,4S)-4-Fluoro-5-oxo-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester 141075-77-6 C17H20FNO5
(2S,4S)-4-Fluoro-5-oxo-pyrrolidine-1,2-dicarboxylic acid 2-benzyl ester 1-tert-butyl ester
—— 2-(2-(2-(2-amino-6-(3-nitrophenyl)pyrimidin-4-yl)-1H-benzo[d]imidazol-1-yl)ethoxy)isoindoline-1,3-dione 1152184-41-2 C27H19N7O5
2-(2-(2-(2-amino-6-(3-nitrophenyl)pyrimidin-4-yl)-1H-benzo[d]imidazol-1-yl)ethoxy)isoindoline-1,3-dione
—— 2-(2-(5-(4-methoxybenzylidene)-4-oxo-2-((4-(p-tolyl)thiazol-2-yl)imino)thiazolidin-3-yl)ethoxy)isoindoline-1,3-dione 1133387-82-2 C31H24N4O5S2
2-(2-(5-(4-methoxybenzylidene)-4-oxo-2-((4-(p-tolyl)thiazol-2-yl)imino)thiazolidin-3-yl)ethoxy)isoindoline-1,3-dione
—— 2-(2,4-dinitro-benzylidene)-1,3,3-trimethyl-2,3-dihydro-1<i>H</i>-pyrrolo[2,3-<i>b</i>]pyridine 34947-85-8 C17H16N4O4
2-(2,4-dinitro-benzylidene)-1,3,3-trimethyl-2,3-dihydro-1<i>H</i>-pyrrolo[2,3-<i>b</i>]pyridine
—— 2,3-anhydro-1,4,5,6-tetra-O-(methylsulfonyl)-epi-inositol 102997-69-3 C10H18O13S4
2,3-anhydro-1,4,5,6-tetra-O-(methylsulfonyl)-epi-inositol
—— 25-hydroxy-16β,23:16α,24-diepoxy-23(R),24(S)-cycloartane-3,7-dione 106001-51-8 C30H44O5
25-hydroxy-16β,23:16α,24-diepoxy-23(R),24(S)-cycloartane-3,7-dione
—— 2-(2-Amino-1,2-diphenyl-ethylsulfanyl)-ethanol; hydrobromide 103619-47-2 BrH*C16H19NOS
2-(2-Amino-1,2-diphenyl-ethylsulfanyl)-ethanol; hydrobromide
—— (2S,4aS,6aS,6bR,8aR,12aR,12bR)-1,2,6a,6b,9,9,12a-Heptamethyl-10-oxo-3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-hexadecahydro-2H-picene-4a-carbaldehyde 132278-09-2 C30H44O2
(2S,4aS,6aS,6bR,8aR,12aR,12bR)-1,2,6a,6b,9,9,12a-Heptamethyl-10-oxo-3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-hexadecahydro-2H-picene-4a-carbaldehyde
—— 2-[hydroxy(pyridin-2-yl)methyl]cyclohexanone 1442643-86-8 C12H15NO2
2-[hydroxy(pyridin-2-yl)methyl]cyclohexanone
—— 2-(2-azidoethoxy)ethyl 2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1->4)-2,3,6-tri-O-benzoyl-β-D-glucopyranoside 692769-24-7 C65H57N3O19
2-(2-azidoethoxy)ethyl 2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1->4)-2,3,6-tri-O-benzoyl-β-D-glucopyranoside
—— 2,3,4,6-Tetra-O-benzyl-N,N-dimethyl-5-O-(methansulfonyl)-D-gluconamid 16134-27-3 C37H43NO8S
2,3,4,6-Tetra-O-benzyl-N,N-dimethyl-5-O-(methansulfonyl)-D-gluconamid
—— 2,4,6-tris(butylimino)methylbenzene 1217023-99-8 C21H33N3
2,4,6-tris(butylimino)methylbenzene
—— 2-phenyl-5-[2-(2-thienyl)ethenyl]-1,3,4-oxadiazole 676443-58-6 C14H10N2OS
2-phenyl-5-[2-(2-thienyl)ethenyl]-1,3,4-oxadiazole
—— 2-Chloro-6-{[(Z)-4-p-tolyl-thiazol-2-ylimino]-methyl}-phenol 169621-82-3 C17H13ClN2OS
2-Chloro-6-{[(Z)-4-p-tolyl-thiazol-2-ylimino]-methyl}-phenol
—— 28-O-(1,2-dipalmitoyl-sn-glycero-3-phospho)-betulin sodium salt 1397198-04-7 C65H116O9P*Na
28-O-(1,2-dipalmitoyl-sn-glycero-3-phospho)-betulin sodium salt
—— (2S,3R)-3-[tert-butyl(dimethyl)silyl]oxy-3-[(1S,3R)-3-ethenyl-2,2-dimethyl-1-triethylsilyloxycyclopropyl]-2-methylpropan-1-ol 227596-06-7 C23H48O3Si2
(2S,3R)-3-[tert-butyl(dimethyl)silyl]oxy-3-[(1S,3R)-3-ethenyl-2,2-dimethyl-1-triethylsilyloxycyclopropyl]-2-methylpropan-1-ol
—— 2-((3E,6E,9E,12R,14S)-12-((tert-butyldimethylsilyl)oxy)-10-methyl-14-((R,E)-5-methyl-7-phenyl-2-(propionyloxy)hept-5-en-1-yl)-2-oxooxacyclotetradeca-3,6,9-trien-4-yl)acetic acid 1375412-60-4 C39H58O7Si
2-((3E,6E,9E,12R,14S)-12-((tert-butyldimethylsilyl)oxy)-10-methyl-14-((R,E)-5-methyl-7-phenyl-2-(propionyloxy)hept-5-en-1-yl)-2-oxooxacyclotetradeca-3,6,9-trien-4-yl)acetic acid
—— (2S,4S)-1-benzyl-2-<(diisopropylphosphonyl)methyl>pyrrolidine-4-spiro-5'-hydantoin 172512-02-6 C20H30N3O5P
(2S,4S)-1-benzyl-2-<(diisopropylphosphonyl)methyl>pyrrolidine-4-spiro-5'-hydantoin
—— (2-hydroxymethyl-allyloxymethyl)-phosphonic acid diisopropyl ester 905306-29-8 C11H23O5P
(2-hydroxymethyl-allyloxymethyl)-phosphonic acid diisopropyl ester
—— 2-Benzyl-4-methyl-5H-indeno<1,2-c><1,2λ<sup>4</sup>,6>-thiadiazin-5-on 112424-59-6 C18H14N2OS
2-Benzyl-4-methyl-5H-indeno<1,2-c><1,2λ<sup>4</sup>,6>-thiadiazin-5-on
—— (2R,3R,4S,5S)-2-((benzoyloxy)methyl)-5-(2,3,5,6-tetramethoxyphenyl)tetrahydrofuran-3,4-diyl dibenzoate 1192851-79-8 C36H34O11
(2R,3R,4S,5S)-2-((benzoyloxy)methyl)-5-(2,3,5,6-tetramethoxyphenyl)tetrahydrofuran-3,4-diyl dibenzoate
—— (2R,4'S)-1'-benzyl-5-bromo-4'-[1-(3,5-dimethylphenyl)vinyl]-2'H-spiro[indene-2,3'-piperidine]-1,2'(3H)-dione 1438394-60-5 C30H28BrNO2
(2R,4'S)-1'-benzyl-5-bromo-4'-[1-(3,5-dimethylphenyl)vinyl]-2'H-spiro[indene-2,3'-piperidine]-1,2'(3H)-dione
—— 2-(α-phenylethylamino)-4-(2'-pyrazinyl)thiazole 115541-10-1 C15H14N4S
2-(α-phenylethylamino)-4-(2'-pyrazinyl)thiazole
—— 2-{(E)-2-[2-(1H-Indol-3-yl)-ethylamino]-1-methoxycarbonyl-vinyl}-benzoic acid methyl ester 93630-97-8 C22H22N2O4
2-{(E)-2-[2-(1H-Indol-3-yl)-ethylamino]-1-methoxycarbonyl-vinyl}-benzoic acid methyl ester
—— 2-(3-ethoxycarbonyl-propionylamino)-5-iodo-benzoic acid methyl ester 884196-07-0 C14H16INO5
2-(3-ethoxycarbonyl-propionylamino)-5-iodo-benzoic acid methyl ester
—— 2-benzyloxymethyl-3,5,6-trimethyl-1,4-benzoquinone 213481-72-2 C17H18O3
2-benzyloxymethyl-3,5,6-trimethyl-1,4-benzoquinone