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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Bromo-3-tert-butylsulfanylpyridine 1538551-63-1 C9H12BrNS
    2-Bromo-3-tert-butylsulfanylpyridine
    —— (2Z,4Z)-2,3-dibromo-4,5,6,7,7-pentachloro-hepta-2,4,6-trienal 27970-97-4 C7HBr2Cl5O
    (2Z,4Z)-2,3-dibromo-4,5,6,7,7-pentachloro-hepta-2,4,6-trienal
    —— (2S,3S)-2-((Z)-oct-2-en-1-yl)-3-(trimethylsilyl)cyclopentan-1-one 89473-47-2 C16H30OSi
    (2S,3S)-2-((Z)-oct-2-en-1-yl)-3-(trimethylsilyl)cyclopentan-1-one
    —— 2-Methyl-3-tert.-butyl-4-phenyl-penten-(2) 93162-86-8 C16H24
    2-Methyl-3-tert.-butyl-4-phenyl-penten-(2)
    —— 2-oxo-1-(2-oxo-butyl)-cyclohexanecarboxylic acid ethyl ester 100533-16-2 C13H20O4
    2-oxo-1-(2-oxo-butyl)-cyclohexanecarboxylic acid ethyl ester
    —— (2Z)-4-bromo-3-cyclopropyl-2-buten-1-yl acetate 1418143-53-9 C9H13BrO2
    (2Z)-4-bromo-3-cyclopropyl-2-buten-1-yl acetate
    —— 2-(2,2,2-trichloromethyl-2-propoxy)-5-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1,3,4-oxadiazole 163263-67-0 C32H27Cl3N2O9
    2-(2,2,2-trichloromethyl-2-propoxy)-5-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1,3,4-oxadiazole
    —— 2,5-dimethylpyridin-1-ium-1-amine;2,4,6-trimethylbenzenesulfonate 81450-83-1 C7H11N2*C9H11O3S
    2,5-dimethylpyridin-1-ium-1-amine;2,4,6-trimethylbenzenesulfonate
    —— (2R,3R,4S,5R,6S)-4-Benzyloxy-2-(2-hydroxy-ethyl)-6-methoxy-5-methyl-tetrahydro-pyran-3-ol 90132-59-5 C16H24O5
    (2R,3R,4S,5R,6S)-4-Benzyloxy-2-(2-hydroxy-ethyl)-6-methoxy-5-methyl-tetrahydro-pyran-3-ol
    —— 2,3,4-tri-O-benzyl-1-O-<2'-O-(benzyloxymethyl)-3',5'-O-(tetraisopropyldisiloxane-1,3-diyl)-β-D-ribofuranosyl>-5-O-(trans-propen-1-yl)-D-ribitol 111642-10-5 C54H76O11Si2
    2,3,4-tri-O-benzyl-1-O-<2'-O-(benzyloxymethyl)-3',5'-O-(tetraisopropyldisiloxane-1,3-diyl)-β-D-ribofuranosyl>-5-O-(trans-propen-1-yl)-D-ribitol
    —— (22E)-3β-acetoxy-5α,6α-epoxy-stigmast-22-en 4092-61-9 C31H50O3
    (22E)-3β-acetoxy-5α,6α-epoxy-stigmast-22-en
    —— 2-isobutyl-cycloprop-2-ene-1,1-dicarboxylic acid 905845-10-5 C9H12O4
    2-isobutyl-cycloprop-2-ene-1,1-dicarboxylic acid
    —— 2-benzylideneaminoadamantane-2-carboxamide 111696-99-2 C18H22N2O
    2-benzylideneaminoadamantane-2-carboxamide
    —— 2-(3-Aminopyrrolidin-1-yl)-6-(methoxymethyl)pyrimidin-4-ol dihydrochloride 2137710-09-7 C10H18Cl2N4O2
    2-(3-Aminopyrrolidin-1-yl)-6-(methoxymethyl)pyrimidin-4-ol dihydrochloride
    —— 2-Benzyloxycarbonylamino-4-methylsulfanyl-butyric acid 6-nitro-benzotriazol-1-yl ester 121335-14-6 C19H19N5O6S
    2-Benzyloxycarbonylamino-4-methylsulfanyl-butyric acid 6-nitro-benzotriazol-1-yl ester
    —— 2-amino-4,6-bis(2-methylphenyl)-5-sulfanylidene-[1,3]thiazolo[4,5-d]pyrimidin-7-one 127199-98-8 C19H16N4OS2
    2-amino-4,6-bis(2-methylphenyl)-5-sulfanylidene-[1,3]thiazolo[4,5-d]pyrimidin-7-one
    —— (2-Nitro-benzyliden)-brenztraubensaeure-methylester 103854-00-8 C11H9NO5
    (2-Nitro-benzyliden)-brenztraubensaeure-methylester
    —— 2-(2-(2-(2-((15,35,55,75-tetra-tert-butyl-52-(2-(2-(2-(2-hydroxyethoxy)ethoxy)ethoxy)ethoxy)-32,72-dipropoxy-1,3,5,7(1,3)-tetrabenzenacyclooctaphane-12-yl)oxy)ethoxy)ethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 1190623-25-6 C73H106O14S
    2-(2-(2-(2-((15,35,55,75-tetra-tert-butyl-52-(2-(2-(2-(2-hydroxyethoxy)ethoxy)ethoxy)ethoxy)-32,72-dipropoxy-1,3,5,7(1,3)-tetrabenzenacyclooctaphane-12-yl)oxy)ethoxy)ethoxy)ethoxy)ethyl 4-methylbenzenesulfonate
    —— 2-(2,6-dichlorophenyl)-3-(4-chlorophenyl)glutaramide 127701-51-3 C17H15Cl3N2O2
    2-(2,6-dichlorophenyl)-3-(4-chlorophenyl)glutaramide
    —— 2,3,4,5,8-pentaphenyl-7,9-dioxo-8-aza-2,5-diphosphabicyclo{4,3,0}-3-nonene-2,5-bis(pentacarbonyl)tungsten 129889-80-1 C46H27NO12P2W2
    2,3,4,5,8-pentaphenyl-7,9-dioxo-8-aza-2,5-diphosphabicyclo{4,3,0}-3-nonene-2,5-bis(pentacarbonyl)tungsten
    —— 2-allyloxy-3-benzyloxy-4,5-bis-methoxymethoxy-cyclohexanol 575502-77-1 C20H30O7
    2-allyloxy-3-benzyloxy-4,5-bis-methoxymethoxy-cyclohexanol
    —— 2-[3-(4-acetamidophenyl)-2-(4-hydroxyphenyl)-4-oxo-1,3-thiazolidin-5-yl]acetic acid 103912-26-1 C19H18N2O5S
    2-[3-(4-acetamidophenyl)-2-(4-hydroxyphenyl)-4-oxo-1,3-thiazolidin-5-yl]acetic acid
    —— 2-[4-(bromomethyl)phenyl]-5-chloro-1-benzofuran 152862-78-7 C15H10BrClO
    2-[4-(bromomethyl)phenyl]-5-chloro-1-benzofuran
    —— (2S,3R,E)-2-azido-3-(methoxymethoxy)octadec-4-en-1-ylMethanesulfonate 1571918-35-8 C21H41N3O5S
    (2S,3R,E)-2-azido-3-(methoxymethoxy)octadec-4-en-1-ylMethanesulfonate
    —— (2R*,4R*,4aS*)-2,3,4,4a,5,8,9,10-Octahydro-2-(acetyloxy)-4,4a-dimethylbenzocyclooctadiene 128321-56-2 C16H24O2
    (2R*,4R*,4aS*)-2,3,4,4a,5,8,9,10-Octahydro-2-(acetyloxy)-4,4a-dimethylbenzocyclooctadiene
    —— 2-[3-(4-acetamidophenyl)-4-oxo-2-phenyl-1,3-thiazolidin-5-yl]acetic acid 103912-24-9 C19H18N2O4S
    2-[3-(4-acetamidophenyl)-4-oxo-2-phenyl-1,3-thiazolidin-5-yl]acetic acid
    —— [2-(2-methyl-thiazol-4-yl)-phenyl]-methanol 65032-68-0 C11H11NOS
    [2-(2-methyl-thiazol-4-yl)-phenyl]-methanol
    —— (2R,3R,4E)-3-(methoxycarbonyl)-2-methylundec-4-enoic acid 1613225-71-0 C14H24O4
    (2R,3R,4E)-3-(methoxycarbonyl)-2-methylundec-4-enoic acid
    —— 2-(7-fluoro-4-methoxy-1-methyl-5-phenethyl-1H-indol-3-yl)-N-methylethanamine 1265217-25-1 C21H25FN2O
    2-(7-fluoro-4-methoxy-1-methyl-5-phenethyl-1H-indol-3-yl)-N-methylethanamine
    —— 2-(2,4-dichlorophenyl)-7-hydroxy-5H-1,3,4-oxadiazolo(3,2-a)pyrimidin-5-one 139172-22-8 C11H5Cl2N3O3
    2-(2,4-dichlorophenyl)-7-hydroxy-5H-1,3,4-oxadiazolo(3,2-a)pyrimidin-5-one
    —— 2-methyl-5-(7a-morpholin-4-yl-3a,4,5,6,7,7a-hexahydro-benzo[1,2,3]triazol-1-yl)-[1,8]naphthyridine 69099-08-7 C19H24N6O
    2-methyl-5-(7a-morpholin-4-yl-3a,4,5,6,7,7a-hexahydro-benzo[1,2,3]triazol-1-yl)-[1,8]naphthyridine
    —— 2-(N-Ethyl-3-piperidinoxy)-1,1-diphenylethanol 63624-21-5 C21H27NO2
    2-(N-Ethyl-3-piperidinoxy)-1,1-diphenylethanol
    —— 2,3-Diphenyl-8a-piperidin-1-yl-4,5,6,7,8,8a-hexahydro-3aH-4,7-methano-azulen-1-one 41455-10-1 C28H31NO
    2,3-Diphenyl-8a-piperidin-1-yl-4,5,6,7,8,8a-hexahydro-3aH-4,7-methano-azulen-1-one
    —— 2-methoxy-4-(4-methoxyphenyl)-<1>benzopyrano<4,3-b>pyridine-3-carbonitrile 114283-34-0 C21H16N2O3
    2-methoxy-4-(4-methoxyphenyl)-<1>benzopyrano<4,3-b>pyridine-3-carbonitrile
    —— 2-amino-5,7-dinitroquinoline-3-carbonitrile N-oxide 1259513-70-6 C10H5N5O5
    2-amino-5,7-dinitroquinoline-3-carbonitrile N-oxide
    —— 2-(2-thienyl)-1-methyl-5-methoxyindole 153865-28-2 C14H13NOS
    2-(2-thienyl)-1-methyl-5-methoxyindole
    —— 2-Methyl-2-azaspiro[3.5]nonan-3-one 79380-17-9 C9H15NO
    2-Methyl-2-azaspiro[3.5]nonan-3-one
    —— 2-Methyl-5-((1S,2R,3R)-1,2,3,4-tetrahydroxy-butyl)-furan-3-carboxylic acid [1-furan-2-yl-meth-(E)-ylidene]-hydrazide 135874-92-9 C15H18N2O7
    2-Methyl-5-((1S,2R,3R)-1,2,3,4-tetrahydroxy-butyl)-furan-3-carboxylic acid [1-furan-2-yl-meth-(E)-ylidene]-hydrazide
    —— 2-(4,5-dihydro-1<i>H</i>-imidazol-2-yl)-benzyl alcohol 857797-31-0 C10H12N2O
    2-(4,5-dihydro-1<i>H</i>-imidazol-2-yl)-benzyl alcohol
    —— 2-Methyl-3-(1-m-tolyl-1H-tetrazol-5-yl)-[1,8]naphthyridine 118965-62-1 C17H14N6
    2-Methyl-3-(1-m-tolyl-1H-tetrazol-5-yl)-[1,8]naphthyridine
    —— 2-phenylsulfanyl-1-prop-1-en-2-ylcyclobutan-1-ol 80404-75-7 C13H16OS
    2-phenylsulfanyl-1-prop-1-en-2-ylcyclobutan-1-ol
    —— 2-(bromomethyl)-5-[2-(3'-pyridinyl)ethyl]tetrahydrofuran 878662-69-2 C12H16BrNO
    2-(bromomethyl)-5-[2-(3'-pyridinyl)ethyl]tetrahydrofuran
    —— 2,3,3,4,4-Pentachlor-1,1-bis(4-chlor-phenylsulfinyl)but-1-en 77301-92-9 C16H9Cl7O2S2
    2,3,3,4,4-Pentachlor-1,1-bis(4-chlor-phenylsulfinyl)but-1-en
    —— 2-Amino-1-phenethyl-4,5-diphenyl-1H-pyrrole-3-carboxylic acid amide 77651-27-5 C25H23N3O
    2-Amino-1-phenethyl-4,5-diphenyl-1H-pyrrole-3-carboxylic acid amide
    —— 2,5-Xylylpropanthiol 16346-94-4 C11H16S
    2,5-Xylylpropanthiol
    —— 2-Methyl-semicarbazid-carbimidsaeure-(1)-(β,β,β-trichlor-ethylester) 3190-24-7 C5H9Cl3N4O2
    2-Methyl-semicarbazid-carbimidsaeure-(1)-(β,β,β-trichlor-ethylester)
    —— 2-Methyl-O-<2-methoxycarbonyl-phenoxy-carbimidoyl>-benzochinon-1-monoxim 7083-36-5 C16H14N2O5
    2-Methyl-O-<2-methoxycarbonyl-phenoxy-carbimidoyl>-benzochinon-1-monoxim
    —— [2-(4-bromobenzoyl)-4-chlorophenoxy]acetonitrile 1225592-39-1 C15H9BrClNO2
    [2-(4-bromobenzoyl)-4-chlorophenoxy]acetonitrile
    —— (2R,6S,8aR)-6-Benzyl-2-methyl-5,8-dioxo-hexahydro-thiazolo[3,4-a]pyrazin-2-ium 74112-30-4 C14H17N2O2S
    (2R,6S,8aR)-6-Benzyl-2-methyl-5,8-dioxo-hexahydro-thiazolo[3,4-a]pyrazin-2-ium
    —— 2-(3,4-Dihydroxyphenaethyl)-5,6,7,8-tetrahydro-3-hydroxynaphthochinon-(1,4) 93878-69-4 C18H18O5
    2-(3,4-Dihydroxyphenaethyl)-5,6,7,8-tetrahydro-3-hydroxynaphthochinon-(1,4)