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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-(β-D-ribofuranosyl)selenazolo<5,4-d>pyrimidin-4(5H)-one 95936-56-4 C10H11N3O5Se
    2-(β-D-ribofuranosyl)selenazolo<5,4-d>pyrimidin-4(5H)-one
    —— 2-chloro-3-(2-chloro-6-fluorophenyl)-7-(methylthio)pyrimido[4,5-d]pyrimidin-4(3H)-one 1395028-18-8 C13H7Cl2FN4OS
    2-chloro-3-(2-chloro-6-fluorophenyl)-7-(methylthio)pyrimido[4,5-d]pyrimidin-4(3H)-one
    —— 2-(4-amino-2-benzyl-pyrimidin-5-yl)-acetamide 92023-85-3 C13H14N4O
    2-(4-amino-2-benzyl-pyrimidin-5-yl)-acetamide
    —— {2-[(4R,5S)-2,2-Dimethyl-5-(2-trityloxy-acetyl)-[1,3]dioxolan-4-yl]-2-oxo-ethyl}-phosphonic acid diethyl ester 106886-20-8 C32H37O8P
    {2-[(4R,5S)-2,2-Dimethyl-5-(2-trityloxy-acetyl)-[1,3]dioxolan-4-yl]-2-oxo-ethyl}-phosphonic acid diethyl ester
    —— 2,4,5,6(1H,3H)-Pyrimidinetetrone, trihydrate 75870-79-0 C4H8N2O7
    2,4,5,6(1H,3H)-Pyrimidinetetrone, trihydrate
    —— 2-[4-(9-anthrylethynyl)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 1337567-93-7 C28H25BO2
    2-[4-(9-anthrylethynyl)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
    —— 2-(2,6-dichloro-phenyl)-4,5,6,7-tetrahydro-benzothiazole-4-carboxylic acid 33695-18-0 C14H11Cl2NO2S
    2-(2,6-dichloro-phenyl)-4,5,6,7-tetrahydro-benzothiazole-4-carboxylic acid
    —— 2,8-Bis-<4-cyanobenzyliden>-cyclooctanon-1 63476-68-6 C24H20N2O
    2,8-Bis-<4-cyanobenzyliden>-cyclooctanon-1
    —— 2,4,6-Triphenyl-5-benzyl-3-oxo(2H)pyridazin 73724-01-3 C29H22N2O
    2,4,6-Triphenyl-5-benzyl-3-oxo(2H)pyridazin
    —— (2S,4aS,8S,8aR)-1,1,5,5-Tetramethyl-octahydro-2,4a-methano-naphthalen-8-ol 1028175-80-5 C15H26O
    (2S,4aS,8S,8aR)-1,1,5,5-Tetramethyl-octahydro-2,4a-methano-naphthalen-8-ol
    —— (2E,6E)-3,7,9-trimethyldeca-2,6,8-trien-1-ol 1527482-58-1 C13H22O
    (2E,6E)-3,7,9-trimethyldeca-2,6,8-trien-1-ol
    —— 2-Oxo-3-(i-propoxythiocarbonylthio)-1,4-dithiane 120627-40-9 C8H12O2S4
    2-Oxo-3-(i-propoxythiocarbonylthio)-1,4-dithiane
    —— 2H-2(Trimethylsilylthio)hexamethyltrisilan 24720-58-9 C9H28SSi4
    2H-2(Trimethylsilylthio)hexamethyltrisilan
    —— 2-chloro-5-iodo-N-methylpyridin-4-amine 1404095-45-9 C6H6ClIN2
    2-chloro-5-iodo-N-methylpyridin-4-amine
    —— 2-[(E)-5-(4-Methoxy-phenyl)-[1,3,4]oxadiazol-2-ylimino]-1,2-diphenyl-ethanol 125435-90-7 C23H19N3O3
    2-[(E)-5-(4-Methoxy-phenyl)-[1,3,4]oxadiazol-2-ylimino]-1,2-diphenyl-ethanol
    —— 2-(4-chlorophenyl)-4,9-dihydrocyclohepta[b]pyran-4,9-dione 491870-62-3 C16H9ClO3
    2-(4-chlorophenyl)-4,9-dihydrocyclohepta[b]pyran-4,9-dione
    —— 2-amino-N-(diphenylmethyl)-4-nitrobenzamide 1178874-02-6 C20H17N3O3
    2-amino-N-(diphenylmethyl)-4-nitrobenzamide
    —— [(2S)-3-cyano-3-methylbutan-2-yl] N-phenylbenzenecarboximidate 83020-32-0 C19H20N2O
    [(2S)-3-cyano-3-methylbutan-2-yl] N-phenylbenzenecarboximidate
    —— 2-(2,5-dichloro-thiophen-3-yl)-3-methyl-but-2-enoic acid 33131-49-6 C9H8Cl2O2S
    2-(2,5-dichloro-thiophen-3-yl)-3-methyl-but-2-enoic acid
    —— (2-((4-methoxyphenyl)ethynyl)phenyl)boronic acid 1224882-93-2 C15H13BO3
    (2-((4-methoxyphenyl)ethynyl)phenyl)boronic acid
    —— 2-((benzylthio)methyl)pyridine 887101-64-6 C13H13NS
    2-((benzylthio)methyl)pyridine
    —— 2,2'-Dithiobis<6-(2-furyl)-4-trifluormethylpyrimidin> 78008-45-4 C18H8F6N4O2S2
    2,2'-Dithiobis<6-(2-furyl)-4-trifluormethylpyrimidin>
    —— 2,6-Bis(2-methyl-2-nitropropyl)-4-(1,1,3,3-tetramethylbutyl)phenol 75445-36-2 C22H36N2O5
    2,6-Bis(2-methyl-2-nitropropyl)-4-(1,1,3,3-tetramethylbutyl)phenol
    —— 2-(3-chloroazetidin-3-yl)acetonitrile hydrochloride 1379208-59-9 C5H7ClN2*ClH
    2-(3-chloroazetidin-3-yl)acetonitrile hydrochloride
    —— 2-methyl-4-phenyl-5-vinyloxazole 1448228-69-0 C12H11NO
    2-methyl-4-phenyl-5-vinyloxazole
    —— 2-morpholin-4-yl-7-pyridin-4-yl-4-pyrimidin-5-yl-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine 1007206-50-9 C19H19N7O
    2-morpholin-4-yl-7-pyridin-4-yl-4-pyrimidin-5-yl-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine
    —— 2-Methoxy-5-(2-pyrrolidinyl)pyrimidine 1211590-61-2 C9H13N3O
    2-Methoxy-5-(2-pyrrolidinyl)pyrimidine
    —— 2,5-dichloro-benzenethiosulfonic acid S-(2-nitro-phenyl ester) 861784-94-3 C12H7Cl2NO4S2
    2,5-dichloro-benzenethiosulfonic acid S-(2-nitro-phenyl ester)
    —— 2-Methoxy-6-propan-2-yloxynaphthalene 1022918-93-9 C14H16O2
    2-Methoxy-6-propan-2-yloxynaphthalene
    —— 2-benzyl-1-ethoxycarbonylacetyl-1-phenylhydrazine 111508-42-0 C18H20N2O3
    2-benzyl-1-ethoxycarbonylacetyl-1-phenylhydrazine
    —— 2,6-Dinitro-3-methyl-biphenyl 106164-05-0 C13H10N2O4
    2,6-Dinitro-3-methyl-biphenyl
    —— 2,4,6-Trinitro-1,3,5-tripropyl-cyclohexan 92793-73-2 C15H27N3O6
    2,4,6-Trinitro-1,3,5-tripropyl-cyclohexan
    —— 2-(2-benzoxazolyl)-3-oxo-3-chlorobutane nitrile 277742-33-3 C11H7ClN2O2
    2-(2-benzoxazolyl)-3-oxo-3-chlorobutane nitrile
    —— 2-Phenyl-5-hydroxy-6-methoxy-imidazo(1,2-a)pyrimidin 31555-38-1 C13H11N3O2
    2-Phenyl-5-hydroxy-6-methoxy-imidazo(1,2-a)pyrimidin
    —— 2,5-Dimethyl-4-4'-bromophenylazoimidazol 30837-37-7 C11H11BrN4
    2,5-Dimethyl-4-4'-bromophenylazoimidazol
    —— 2-(2,4,5-trichlorophenoxy)-N'-((thiophen-2-yl)methylene)propanehydrazide 1383565-62-5 C14H11Cl3N2O2S
    2-(2,4,5-trichlorophenoxy)-N'-((thiophen-2-yl)methylene)propanehydrazide
    —— 2-(5,7-dimethyl-2,3-dihydro-1H-inden-1-ylidene)hydrazine-1-carbothioamide 1062646-75-6 C12H15N3S
    2-(5,7-dimethyl-2,3-dihydro-1H-inden-1-ylidene)hydrazine-1-carbothioamide
    —— 2-benzoyl-6-benzoyloxy phenol 97971-72-7 C20H14O4
    2-benzoyl-6-benzoyloxy phenol
    —— 2-trifluoromethyl-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole 1429486-10-1 C7H7F3N2
    2-trifluoromethyl-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole
    —— 2'-Deoxy-4-N-(dimethylformamidine)-3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-6-oxocytidine 294648-51-4 C24H44N4O6Si2
    2'-Deoxy-4-N-(dimethylformamidine)-3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-6-oxocytidine
    —— 2-(4-(4-methoxybenzyloxy)but-1-ynyl)-4,6-dimethylpyridine-3,5-dicarbonitrile 1334291-27-8 C21H19N3O2
    2-(4-(4-methoxybenzyloxy)but-1-ynyl)-4,6-dimethylpyridine-3,5-dicarbonitrile
    —— (2S)-3-(2,6-dimethylphenoxy)-2-methylpropan-1-ol 160093-50-5 C12H18O2
    (2S)-3-(2,6-dimethylphenoxy)-2-methylpropan-1-ol
    —— 2,5:3,6-dianhydro-1-deoxy-4-O-p-tolylsulfonyl-D-glucitol 22474-44-8 C13H16O5S
    2,5:3,6-dianhydro-1-deoxy-4-O-p-tolylsulfonyl-D-glucitol
    —— 2,6-Diphenyl-arsenin 88257-58-3 C17H13As
    2,6-Diphenyl-arsenin
    —— 2-piperidinoethyl 3-[(2-mercaptomethyl-3-phenylpropionyl)amino]benzoate 123985-96-6 C24H30N2O3S
    2-piperidinoethyl 3-[(2-mercaptomethyl-3-phenylpropionyl)amino]benzoate
    —— 2-amino-2'-<N-<(diethylamino)propyl>amino>biphenyl 76751-91-2 C19H27N3
    2-amino-2'-<N-<(diethylamino)propyl>amino>biphenyl
    —— 2,4-Dichloro-6-(toluene-4-sulfonylmethyl)-phenol 50366-77-3 C14H12Cl2O3S
    2,4-Dichloro-6-(toluene-4-sulfonylmethyl)-phenol
    —— 2,4,6-Tris-(4-chloro-phenyl)-[1,3,5]diazaphosphinine 131069-04-0 C21H12Cl3N2P
    2,4,6-Tris-(4-chloro-phenyl)-[1,3,5]diazaphosphinine
    —— 2-Chloro-selenobenzoic acid Se-ethyl ester 135250-06-5 C9H9ClOSe
    2-Chloro-selenobenzoic acid Se-ethyl ester
    —— [(2,5-dioxo-1,3-diphenylimidazolidine-4-carbonyl)amino] N-butylcarbamate 135249-79-5 C21H22N4O5
    [(2,5-dioxo-1,3-diphenylimidazolidine-4-carbonyl)amino] N-butylcarbamate