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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-(3-{(S)-1-[2-(N'-Benzyloxycarbonyl-N'-methyl-hydrazino)-2-oxo-ethylcarbamoyl]-2-methyl-propyl}-ureido)-propionic acid methyl ester 109953-41-5 C21H31N5O7
    2-(3-{(S)-1-[2-(N'-Benzyloxycarbonyl-N'-methyl-hydrazino)-2-oxo-ethylcarbamoyl]-2-methyl-propyl}-ureido)-propionic acid methyl ester
    —— 2-Amino-3-thiocarbamoyl-5-(pyrid-4-yl)-pyridin-1-oxid 122578-96-5 C11H10N4OS
    2-Amino-3-thiocarbamoyl-5-(pyrid-4-yl)-pyridin-1-oxid
    —— 2,2-Dimethyl-propionic acid (1R,2S,5S)-2-(1-methyl-1-phenyl-ethyl)-5-((1R,7aR)-5-oxo-hexahydro-pyrrolizin-1-ylmethyl)-cyclohexyl ester 92845-33-5 C28H41NO3
    2,2-Dimethyl-propionic acid (1R,2S,5S)-2-(1-methyl-1-phenyl-ethyl)-5-((1R,7aR)-5-oxo-hexahydro-pyrrolizin-1-ylmethyl)-cyclohexyl ester
    —— 2-butyl-2,5-dimethyl-furan-3-one 65923-81-1 C10H16O2
    2-butyl-2,5-dimethyl-furan-3-one
    —— 2-[(3-hydroxyethyl)phenyl]amino-6-[6-(2-methoxyethyl)methylaminopyridin-3-yl]-9H-purine 1042916-82-4 C22H25N7O2
    2-[(3-hydroxyethyl)phenyl]amino-6-[6-(2-methoxyethyl)methylaminopyridin-3-yl]-9H-purine
    —— 2-(3-aminosulfonylphenyl)amino-6-[6-(3-(S)-hydroxypiperidin-1-yl)pyridin-3-yl]-9H-purine 1042916-53-9 C21H22N8O3S
    2-(3-aminosulfonylphenyl)amino-6-[6-(3-(S)-hydroxypiperidin-1-yl)pyridin-3-yl]-9H-purine
    —— 2-((5aS,9aS)-4-Chloro-6-oxo-6,9-dihydro-5aH-dibenzofuran-9a-yl)-N,N-dimethyl-acetamide 108275-49-6 C16H16ClNO3
    2-((5aS,9aS)-4-Chloro-6-oxo-6,9-dihydro-5aH-dibenzofuran-9a-yl)-N,N-dimethyl-acetamide
    —— 2-{(4-Chloro-phenyl)-[4-(4-hydroxy-naphthalen-1-ylazo)-phenylazo]-methylene}-[1,3]dithiole-4,5-dicarboxylic acid dimethyl ester 128556-11-6 C30H21ClN4O5S2
    2-{(4-Chloro-phenyl)-[4-(4-hydroxy-naphthalen-1-ylazo)-phenylazo]-methylene}-[1,3]dithiole-4,5-dicarboxylic acid dimethyl ester
    —— 2,2,2-trichloroethyl (5R,6S)-6-<1(R)-(((trichloroethoxy)carbonyl)oxy)ethyl>-2-methylpenem-3-carboxylate 103304-92-3 C14H13Cl6NO6S
    2,2,2-trichloroethyl (5R,6S)-6-<1(R)-(((trichloroethoxy)carbonyl)oxy)ethyl>-2-methylpenem-3-carboxylate
    —— 2-Phenyl-1,3,4-thiadiazolo<3,2-b>isochinolin-5(5H)-thion 57712-37-5 C16H10N2S2
    2-Phenyl-1,3,4-thiadiazolo<3,2-b>isochinolin-5(5H)-thion
    —— 2-Diheptylamino-5,8-bis-diphenylamino-tri-s-triazin 107012-05-5 C44H50N10
    2-Diheptylamino-5,8-bis-diphenylamino-tri-s-triazin
    —— 2-Deutero-methyl-pyren 98030-03-6 C17H12
    2-Deutero-methyl-pyren
    —— 2-ethyl-benzo[4,5]furo[2,3-<i>d</i>]quinoxaline 97492-87-0 C16H12N2O
    2-ethyl-benzo[4,5]furo[2,3-<i>d</i>]quinoxaline
    —— 2-(4-Antipyrinyl)-3-methyl-imidazo<1,2-a>pyridin 95219-31-1 C19H18N4O
    2-(4-Antipyrinyl)-3-methyl-imidazo<1,2-a>pyridin
    —— 2-Phenyl-3-<4-phenyl-styryl>-chinoxalin 96379-01-0 C28H20N2
    2-Phenyl-3-<4-phenyl-styryl>-chinoxalin
    —— 2-Hydroxy-1-methoxycarbonyl-3-(2-pyridyl)-chinolizidin 97021-02-8 C16H22N2O3
    2-Hydroxy-1-methoxycarbonyl-3-(2-pyridyl)-chinolizidin
    —— 2-Brommethyl-2-aethyl-propandiol-(1.3)-N-cyclopentylen-phosphoramid 94971-93-4 C11H21BrNO3P
    2-Brommethyl-2-aethyl-propandiol-(1.3)-N-cyclopentylen-phosphoramid
    —— 2-Methoxy-2β,4aβ-aethano-3-oxo-8aβH-decalin 20373-97-1 C13H20O2
    2-Methoxy-2β,4aβ-aethano-3-oxo-8aβH-decalin
    —— 2β-Acetoxy-4α-(1-oxo-4ξ-benzyloxy-pentyl)-1β,4β-(benzolsulfonylaminomethano)-1,2,3,4-tetrahydro-naphthalin 19648-27-2 C31H33NO6S
    2β-Acetoxy-4α-(1-oxo-4ξ-benzyloxy-pentyl)-1β,4β-(benzolsulfonylaminomethano)-1,2,3,4-tetrahydro-naphthalin
    —— {2-[Cyclohex-3-enyl-(2,6-dimethyl-phenyl)-methoxy]-ethyl}-dimethyl-amine; compound with oxalic acid 3883-90-7 C2H2O4*C19H29NO
    {2-[Cyclohex-3-enyl-(2,6-dimethyl-phenyl)-methoxy]-ethyl}-dimethyl-amine; compound with oxalic acid
    —— 2,2'-diphenyl-2,4,2',4'-tetrahydro-5,5'-<i>p</i>-phenylene-bis-[1,2,4]triazol-3-one 19382-18-4 C22H16N6O2
    2,2'-diphenyl-2,4,2',4'-tetrahydro-5,5'-<i>p</i>-phenylene-bis-[1,2,4]triazol-3-one
    —— 2-Phenyl-bernsteinsaeure-phenylester 109558-71-6 C16H14O4
    2-Phenyl-bernsteinsaeure-phenylester
    —— 2,11-dibromo-6,7-dihydrodibenzo[b,j][4,7]phenanthroline-13,14-dicarboxylic acid 1537914-92-3 C22H12Br2N2O4
    2,11-dibromo-6,7-dihydrodibenzo[b,j][4,7]phenanthroline-13,14-dicarboxylic acid
    —— (2-Benzylmercapto-2-methylmercapto-vinyl)-pyridinium-iodid 97193-28-7 C15H16NS2*I
    (2-Benzylmercapto-2-methylmercapto-vinyl)-pyridinium-iodid
    —— 2-(2-Naphthylmethyl)-phenyl-4-pyridyl-keton 95812-16-1 C23H17NO
    2-(2-Naphthylmethyl)-phenyl-4-pyridyl-keton
    —— 2-(4-methoxy-phenyl)-5-morpholin-4-yl-1,2-dihydro-pyrazol-3-one 92440-52-3 C14H17N3O3
    2-(4-methoxy-phenyl)-5-morpholin-4-yl-1,2-dihydro-pyrazol-3-one
    —— 2,2,4,4-d4-3-hydroxythiacyclohexane 99797-69-0 C5H10OS
    2,2,4,4-d4-3-hydroxythiacyclohexane
    —— (22E)-5α,6α-epoxy-3β-tosyloxystigmast-22-ene 281659-15-2 C36H54O4S
    (22E)-5α,6α-epoxy-3β-tosyloxystigmast-22-ene
    —— 2,8-diethyl-5,5-difluoro-1,3,7,9-tetramethyl-10-nonyl-5H-5l4-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium 452323-23-8 C26H41BF2N2
    2,8-diethyl-5,5-difluoro-1,3,7,9-tetramethyl-10-nonyl-5H-5l4-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium
    —— 2-[4-[3-(Hydroxyimino)butyl]phenoxy]acetamide 1016506-85-6 C12H16N2O3
    2-[4-[3-(Hydroxyimino)butyl]phenoxy]acetamide
    —— (2R,5R,6S/2S,5S,6R)-5-ethyl-5,6-dihydro-2,4,6-triphenyl-2-n-propyl-2H-1,3-oxazine 99408-83-0 C27H29NO
    (2R,5R,6S/2S,5S,6R)-5-ethyl-5,6-dihydro-2,4,6-triphenyl-2-n-propyl-2H-1,3-oxazine
    —— 2,4-dimethylquinoline-3-carbonitrile 859959-35-6 C12H10N2
    2,4-dimethylquinoline-3-carbonitrile
    —— [2-(4-Methoxyphenyl)ethyl-(4-methoxyphenyl)sulfonylamino] sulfamate 1049038-13-2 C16H20N2O7S2
    [2-(4-Methoxyphenyl)ethyl-(4-methoxyphenyl)sulfonylamino] sulfamate
    —— (20R,23R,25R)-12β,23-dihydroxy-22-oxo-5α-cholest-2-ene-3β,16β,26-triyl triacetate 1448314-79-1 C31H48O7
    (20R,23R,25R)-12β,23-dihydroxy-22-oxo-5α-cholest-2-ene-3β,16β,26-triyl triacetate
    —— 2-ethyl-1,1,3,3-tetrakis(perfluorophenyl)-5-(p-tolyl)-2,3-dihydro-1H-1,3-phosphaborol-1-ium-3-uide 1427318-62-4 C36H14BF20P
    2-ethyl-1,1,3,3-tetrakis(perfluorophenyl)-5-(p-tolyl)-2,3-dihydro-1H-1,3-phosphaborol-1-ium-3-uide
    —— [2,2,2-Trichloro-1-(4-nitro-phenylsulfanyl)-ethyl]-phosphoramidic acid diethyl ester 25241-61-6 C12H16Cl3N2O5PS
    [2,2,2-Trichloro-1-(4-nitro-phenylsulfanyl)-ethyl]-phosphoramidic acid diethyl ester
    —— 2-methyl-1-(4-fluorophenyl)-1H-benzo[d]imidazole-5-carboxylic acid 1097097-16-9 C15H11FN2O2
    2-methyl-1-(4-fluorophenyl)-1H-benzo[d]imidazole-5-carboxylic acid
    —— 2-(p-Methoxy-phenyl)-1,1-dideutero-ethanol 82054-41-9 C9H12O2
    2-(p-Methoxy-phenyl)-1,1-dideutero-ethanol
    —— 2-amino-2"-nitro-ortho-bisazobenzene 1346157-86-5 C18H14N6O2
    2-amino-2"-nitro-ortho-bisazobenzene
    —— 2-(β-D-ribofuranosyl)-4-(2-hydroxyphenyl)-6-methyl-5-nitropyrimidine 1442648-62-5 C16H17N3O7
    2-(β-D-ribofuranosyl)-4-(2-hydroxyphenyl)-6-methyl-5-nitropyrimidine
    —— 2-chloro-3-(pyridin-2-ylethynyl)quinoxaline 1448176-24-6 C15H8ClN3
    2-chloro-3-(pyridin-2-ylethynyl)quinoxaline
    —— 2-[2,2-Bis(4-chlorophenyl)ethenyl]-3,5-dihydro-5-methylfuro[3,2-c]quinolin-4(2H)-one 1556997-75-1 C26H19Cl2NO2
    2-[2,2-Bis(4-chlorophenyl)ethenyl]-3,5-dihydro-5-methylfuro[3,2-c]quinolin-4(2H)-one
    —— 2-(4-(diphenylamino)phenyl)-5,5-difluoro-8-formyl-1,3,7,9,10-pentamethyl-5H-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium-5-uide 1372549-59-1 C33H30BF2N3O
    2-(4-(diphenylamino)phenyl)-5,5-difluoro-8-formyl-1,3,7,9,10-pentamethyl-5H-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium-5-uide
    —— (2R,6S,12Z,13aS,14aR,16aS)-9'-methoxy-5'-methyl-N-((1-methylcyclopropyl)sulfonyl)-6-[(3-methylpyridin-2-yl)amino]-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 1565775-96-3 C41H50N6O7S
    (2R,6S,12Z,13aS,14aR,16aS)-9'-methoxy-5'-methyl-N-((1-methylcyclopropyl)sulfonyl)-6-[(3-methylpyridin-2-yl)amino]-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-OH-3-(2-methyl-trifluorooctyl)-8-methyl-naphthoquinone 1206883-43-3 C20H23F3O3
    2-OH-3-(2-methyl-trifluorooctyl)-8-methyl-naphthoquinone
    —— 2-(2-(4-(2-bromoethyl)-1H-1,2,3-triazol-1-yl)ethyl)isoindoline-1,3-dione 1426338-59-1 C14H13BrN4O2
    2-(2-(4-(2-bromoethyl)-1H-1,2,3-triazol-1-yl)ethyl)isoindoline-1,3-dione
    —— 2,5-Diphenyl-3,4:7,8:9,10-tribenzo-11-oxatricyclo<4.2.2.1<sup>2,5</sup>>undec-3,7,9-trien 85582-18-9 C34H24O
    2,5-Diphenyl-3,4:7,8:9,10-tribenzo-11-oxatricyclo<4.2.2.1<sup>2,5</sup>>undec-3,7,9-trien
    —— 2-{[4-(4-benzylpiperazin-1-yl)phenyl]amino}-6-bromo-8-ethyl-4-methylpyrido[2,3-d]pyrimidin-7(8H)-one 934496-36-3 C27H29BrN6O
    2-{[4-(4-benzylpiperazin-1-yl)phenyl]amino}-6-bromo-8-ethyl-4-methylpyrido[2,3-d]pyrimidin-7(8H)-one
    —— 2-[5-[5-[5-(5-Bromo-3-hexylthiophen-2-yl)-3-hexylthiophen-2-yl]thiophen-2-yl]thiophen-2-yl]-5-[5-[5-[5-[5-[5-[5-(5-bromo-3-hexylthiophen-2-yl)-3-hexylthiophen-2-yl]thiophen-2-yl]thiophen-2-yl]-4-hexylthiophen-2-yl]-4-hexylthiophen-2-yl]-3-hexylthiophen-2-yl]-3-hexylthiophene 934832-49-2 C96H120Br2S12
    2-[5-[5-[5-(5-Bromo-3-hexylthiophen-2-yl)-3-hexylthiophen-2-yl]thiophen-2-yl]thiophen-2-yl]-5-[5-[5-[5-[5-[5-[5-(5-bromo-3-hexylthiophen-2-yl)-3-hexylthiophen-2-yl]thiophen-2-yl]thiophen-2-yl]-4-hexylthiophen-2-yl]-4-hexylthiophen-2-yl]-3-hexylthiophen-2-yl]-3-hexylthiophene
    —— 21,21-Ditert-butyl-14,14-bis(4-methoxyphenyl)-1',1',5',5'-tetramethylspiro[15,22-dioxa-20-thiahexacyclo[15.7.0.02,10.03,8.011,16.019,23]tetracosa-1(24),2(10),3,5,7,11(16),12,17,19(23)-nonaene-9,3'-cyclohexane] 1398417-08-7 C52H58O4S
    21,21-Ditert-butyl-14,14-bis(4-methoxyphenyl)-1',1',5',5'-tetramethylspiro[15,22-dioxa-20-thiahexacyclo[15.7.0.02,10.03,8.011,16.019,23]tetracosa-1(24),2(10),3,5,7,11(16),12,17,19(23)-nonaene-9,3'-cyclohexane]