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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-but-3-enyl-3a,4,7,7a-tetrahydroisoindole-1,3-dione 82478-56-6 C12H15NO2
    2-but-3-enyl-3a,4,7,7a-tetrahydroisoindole-1,3-dione
    —— (2R-trans)-2-(2,4-difluorophenyl)-4-formylmethyl-2-[(1H-1,2,4-triazol-1-yl)methyl]tetrahydrofuran 310882-31-6 C15H15F2N3O2
    (2R-trans)-2-(2,4-difluorophenyl)-4-formylmethyl-2-[(1H-1,2,4-triazol-1-yl)methyl]tetrahydrofuran
    —— 2H-Pyran, tetrahydro-2-[[1-(2-iodoethenyl)hexyl]oxy]- 39647-92-2 C13H23IO2
    2H-Pyran, tetrahydro-2-[[1-(2-iodoethenyl)hexyl]oxy]-
    —— 2-phenyl-4-(1,2-diacetylhydrazino)phthalazin-1-one 84546-61-2 C18H16N4O3
    2-phenyl-4-(1,2-diacetylhydrazino)phthalazin-1-one
    —— 2-formyl-3-iodo-5,6-diisopropoxybenzofuran 1169767-66-1 C15H17IO4
    2-formyl-3-iodo-5,6-diisopropoxybenzofuran
    —— 2'-[4-((1,3-bis((1,3-dihydroxypropan-2-yl)oxy)propan-2-yl)oxy)-4-oxobutanoyl]paclitaxel 1395061-95-6 C60H73NO23
    2'-[4-((1,3-bis((1,3-dihydroxypropan-2-yl)oxy)propan-2-yl)oxy)-4-oxobutanoyl]paclitaxel
    —— 2-Benzoyloxy-propenylphosphinsaeure-dimethylester 5131-32-8 C12H15O4P
    2-Benzoyloxy-propenylphosphinsaeure-dimethylester
    —— 2-amino-4-(2-chlorophenyl)-5-oxo-5H-chromeno[4,3-b]pyridine-3-carbonitrile 1430060-58-4 C19H10ClN3O2
    2-amino-4-(2-chlorophenyl)-5-oxo-5H-chromeno[4,3-b]pyridine-3-carbonitrile
    —— 2-[2-(2-nitrophenyl)ethenyl]-N-(phenylsulfonyl)indole-3-carbaldehyde 1269103-84-5 C23H16N2O5S
    2-[2-(2-nitrophenyl)ethenyl]-N-(phenylsulfonyl)indole-3-carbaldehyde
    —— 2-[({[6-chloro-2-oxo-4-(trifluoromethyl)-1,4-dihydro-2H-3,1-benzoxazin-4-yl]methoxy} carbonyl)amino]pyridinium trifluoroacetate 1141876-34-7 C2HF3O2*C16H11ClF3N3O4
    2-[({[6-chloro-2-oxo-4-(trifluoromethyl)-1,4-dihydro-2H-3,1-benzoxazin-4-yl]methoxy} carbonyl)amino]pyridinium trifluoroacetate
    —— 2,2',2'',2'''-([4-(2-furyl)pyridine-2,6-diyl]bis(methylenenitrilo))tetrakis(acetic acid) 847453-99-0 C19H21N3O9
    2,2',2'',2'''-([4-(2-furyl)pyridine-2,6-diyl]bis(methylenenitrilo))tetrakis(acetic acid)
    —— [2-Fluoro-1-phenylvinyl]pyrrolidine 191939-45-4 C12H14FN
    [2-Fluoro-1-phenylvinyl]pyrrolidine
    —— 2-Phenylazo-1-vinyl-4,5,6,7-tetrahydroindole 914264-24-7 C16H17N3
    2-Phenylazo-1-vinyl-4,5,6,7-tetrahydroindole
    —— 2,4,5-Trimethyl-4-isoxazolin-3-thion 73028-25-8 C6H9NOS
    2,4,5-Trimethyl-4-isoxazolin-3-thion
    —— 2-(piperidin-4-ylmethylamino)-4-(4-(trifluoromethyl)phenylamino)pyrido[4,3-d]pyrimidin-5(6H)-one 1300857-95-7 C20H21F3N6O
    2-(piperidin-4-ylmethylamino)-4-(4-(trifluoromethyl)phenylamino)pyrido[4,3-d]pyrimidin-5(6H)-one
    —— 2-(methylthio)-4-(4-phenoxyphenylamino)pyrido[4,3-d]pyrimidin-5(6H)-one 1300611-47-5 C26H20N4O2S
    2-(methylthio)-4-(4-phenoxyphenylamino)pyrido[4,3-d]pyrimidin-5(6H)-one
    —— 2,2,2-trifluoro-1-(2-methylpyrimidin-5-yl)ethanol 1350349-51-7 C7H7F3N2O
    2,2,2-trifluoro-1-(2-methylpyrimidin-5-yl)ethanol
    —— 2-methyl-2-[(Z)-3-methylsulfanylnon-3-enyl]-1,3-dioxolane 80436-59-5 C14H26O2S
    2-methyl-2-[(Z)-3-methylsulfanylnon-3-enyl]-1,3-dioxolane
    —— 2-({[2-bromo-4-(methyloxy)phenyl]oxy}methyl)-4-(methyloxy)pyridine 1398696-94-0 C14H14BrNO3
    2-({[2-bromo-4-(methyloxy)phenyl]oxy}methyl)-4-(methyloxy)pyridine
    —— 2-azido-N-<4-(3-chlorobenzoyl)-1,3-dimethyl-1H-pyrazol-5-yl>-2-methylpropanamide 78451-97-5 C16H17ClN6O2
    2-azido-N-<4-(3-chlorobenzoyl)-1,3-dimethyl-1H-pyrazol-5-yl>-2-methylpropanamide
    —— 2,4-Difluoro-6-phenylazo-benzene-1,3,5-tricarbonitrile 79642-88-9 C15H5F2N5
    2,4-Difluoro-6-phenylazo-benzene-1,3,5-tricarbonitrile
    —— 2-chloro-6-[4-(methanesulfonylamino)phenyl]-9-(tetrahydropyran-2-yl)-9H-purine 1042918-15-9 C17H18ClN5O3S
    2-chloro-6-[4-(methanesulfonylamino)phenyl]-9-(tetrahydropyran-2-yl)-9H-purine
    —— 2-(3,4-dimethoxy-phenyl)-3-hydroxy-5,8-dimethoxy-chromen-4-one 743457-86-5 C19H18O7
    2-(3,4-dimethoxy-phenyl)-3-hydroxy-5,8-dimethoxy-chromen-4-one
    —— 2-benzylidene-5-phenyl-4H-imidazo<2,1-b>thiazol-3-(2H)-one 18219-95-9 C18H12N2OS
    2-benzylidene-5-phenyl-4H-imidazo<2,1-b>thiazol-3-(2H)-one
    —— 2,3-dimethyl-3-octenoic acid 861041-37-4 C10H18O2
    2,3-dimethyl-3-octenoic acid
    —— 2-(2-(4-(4-chloro-3-methylphenoxy)benzylidene)hydrazinyl)-6-methylbenzo[d]thiazole 1355960-47-2 C22H18ClN3OS
    2-(2-(4-(4-chloro-3-methylphenoxy)benzylidene)hydrazinyl)-6-methylbenzo[d]thiazole
    —— 2-Amino-4-chloro-N,N-diethyl-benzenesulfonamide 13723-61-0 C10H15ClN2O2S
    2-Amino-4-chloro-N,N-diethyl-benzenesulfonamide
    —— (2S)-2-(tert-butoxy)-2-[4,28-dimethyl-21,27-dioxa-1,5,7,8-tetraazahexacyclo[25.2.2.1<sup>(6,9)</sup>.1<sup>(10,14)</sup>.0<sup>(2,7)</sup>.0<sup>(15,20)</sup>]tetratriaconta-2,4,6(34),8,10(33),11,13,15(20),16,18,24-undecaen-3-yl]acetic acid 1567209-11-3 C36H42N4O5
    (2S)-2-(tert-butoxy)-2-[4,28-dimethyl-21,27-dioxa-1,5,7,8-tetraazahexacyclo[25.2.2.1<sup>(6,9)</sup>.1<sup>(10,14)</sup>.0<sup>(2,7)</sup>.0<sup>(15,20)</sup>]tetratriaconta-2,4,6(34),8,10(33),11,13,15(20),16,18,24-undecaen-3-yl]acetic acid
    —— (2,5-Di-O-acetyl-3-deoxy-β-D-erythropentofuranosyl)-5-phenylcytosine 1098974-31-2 C19H21N3O6
    (2,5-Di-O-acetyl-3-deoxy-β-D-erythropentofuranosyl)-5-phenylcytosine
    —— 2-Acetamino-2-desoxy-4-O-formyl-5-O-trityl-D-ribose 123838-76-6 C27H27NO6
    2-Acetamino-2-desoxy-4-O-formyl-5-O-trityl-D-ribose
    —— 2-allyl-1,5-dimethoxy-naphthalene 71742-36-4 C15H16O2
    2-allyl-1,5-dimethoxy-naphthalene
    —— (2R,3R,4R)-1-acetyl-3,4-bis(benzyloxy)-2-<(1S)-1-benzyloxy-3-(ethoxycarbonyl)propyl>pyrrolidine 107793-90-8 C33H39NO6
    (2R,3R,4R)-1-acetyl-3,4-bis(benzyloxy)-2-<(1S)-1-benzyloxy-3-(ethoxycarbonyl)propyl>pyrrolidine
    —— (+/-)-2,6-Dichloro-4-cyclopropyl-3-methyl-4-cyclopropylmethyl-3,4-dihydroquinazoline 150879-23-5 C16H18Cl2N2
    (+/-)-2,6-Dichloro-4-cyclopropyl-3-methyl-4-cyclopropylmethyl-3,4-dihydroquinazoline
    —— 2-(acetyl-allyl-amino)-6-methyl-isonicotinic acid 900799-97-5 C12H14N2O3
    2-(acetyl-allyl-amino)-6-methyl-isonicotinic acid
    —— 2-[2-tert-butyl-1-(tetrahydropyran-4-ylmethyl)-1H-imidazol-4-yl]-N,N-diethylthiazole-5-carboxamide 1010834-36-2 C21H32N4O2S
    2-[2-tert-butyl-1-(tetrahydropyran-4-ylmethyl)-1H-imidazol-4-yl]-N,N-diethylthiazole-5-carboxamide
    —— 2-Cyclobutyl-2-methoxyethan-1-amine 1521248-16-7 C7H15NO
    2-Cyclobutyl-2-methoxyethan-1-amine
    —— 2-(2-ethoxyphenyl)-6-n-octylpyrimid-4(3H)-one 1229020-05-6 C20H28N2O2
    2-(2-ethoxyphenyl)-6-n-octylpyrimid-4(3H)-one
    —— 2-(2-methoxyphenyl)-4-(5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazin-3-yl)thiazole hydrochloride 1338376-37-6 C15H15N5OS*ClH
    2-(2-methoxyphenyl)-4-(5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazin-3-yl)thiazole hydrochloride
    —— (2,3,4,5,6-pentafluorophenyl)methyl 10-(2-aza-2-methoxy-1-methylvinyl)-11-(2-aza-2-methoxyvinyl)-14-hydroxynonadeca-4(Z),7(Z),12(E),16(Z)-tetraenoate 291545-31-8 C31H39F5N2O5
    (2,3,4,5,6-pentafluorophenyl)methyl 10-(2-aza-2-methoxy-1-methylvinyl)-11-(2-aza-2-methoxyvinyl)-14-hydroxynonadeca-4(Z),7(Z),12(E),16(Z)-tetraenoate
    —— 2-(4,4-dimethylpiperidin-1-yl)-4-(5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazin-3-yl)thiazole hydrochloride 1338376-69-4 C15H22N6S*ClH
    2-(4,4-dimethylpiperidin-1-yl)-4-(5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazin-3-yl)thiazole hydrochloride
    —— 20-(acetyloxymethyl)-3-(methoxymethyloxy)-pregna-7-en-6-ol 1262677-41-7 C26H42O5
    20-(acetyloxymethyl)-3-(methoxymethyloxy)-pregna-7-en-6-ol
    —— (2E)-tert-butyldimethyl{5-[(4'S)-4'-triethylsilyloxy-2',6',6'-trimethylcyclohexenyl]-4-acetoxy-3-methylpent-2-enyloxy}silane 1354744-20-9 C29H56O4Si2
    (2E)-tert-butyldimethyl{5-[(4'S)-4'-triethylsilyloxy-2',6',6'-trimethylcyclohexenyl]-4-acetoxy-3-methylpent-2-enyloxy}silane
    —— [2-(3-fluoro-pyridin-2-yl)-2H-pyrazol-3-yl]-(6-iodo-5-propyl-pyrimidin-4-yl)-acetic acid ethyl ester 887265-09-0 C19H19FIN5O2
    [2-(3-fluoro-pyridin-2-yl)-2H-pyrazol-3-yl]-(6-iodo-5-propyl-pyrimidin-4-yl)-acetic acid ethyl ester
    —— ((2S,3S)-2-methyl-3-phenethyloxiran-2-yl)methanol 928826-52-2 C12H16O2
    ((2S,3S)-2-methyl-3-phenethyloxiran-2-yl)methanol
    —— 2-N-(4-methoxybenzyl)-6-hydrazino-1-isoquinolinone 935776-66-2 C17H17N3O2
    2-N-(4-methoxybenzyl)-6-hydrazino-1-isoquinolinone
    —— 2-(9-Cyano-9H-fluoren-9-yl)-2-nitro-malononitrile 78515-69-2 C17H8N4O2
    2-(9-Cyano-9H-fluoren-9-yl)-2-nitro-malononitrile
    —— 2,3-dibromo-1,1-dichloro-2,3-dihydro-1H-naphtho[1,8-bc]siline 31099-09-9 C12H8Br2Cl2Si
    2,3-dibromo-1,1-dichloro-2,3-dihydro-1H-naphtho[1,8-bc]siline
    —— 2-Dimethylamino-5-[1-phenyl-meth-(Z)-ylidene]-oxazol-4-one 15381-70-1 C12H12N2O2
    2-Dimethylamino-5-[1-phenyl-meth-(Z)-ylidene]-oxazol-4-one
    —— (2-(3-(methoxymethyl)-1,2,4-oxadiazol-5-yl)phenyl)methanol 1383575-37-8 C11H12N2O3
    (2-(3-(methoxymethyl)-1,2,4-oxadiazol-5-yl)phenyl)methanol
    —— 2-(4-bromobutyl)-5-phenyl-1H-pyrrole 1319727-41-7 C14H16BrN
    2-(4-bromobutyl)-5-phenyl-1H-pyrrole