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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,3,4,5-Tetrahydro-2,5-bis-(4-nitrobenzyliden)-3,4-dioxo-thieno<2,3-b>thiophen 100355-71-3 C20H10N2O6S2
    2,3,4,5-Tetrahydro-2,5-bis-(4-nitrobenzyliden)-3,4-dioxo-thieno<2,3-b>thiophen
    —— 2-(Tetraacetyl-1-β-D-glucosylseleno)-anilin 100272-80-8 C20H25NO9Se
    2-(Tetraacetyl-1-β-D-glucosylseleno)-anilin
    —— 2-Acetamino-3,4-diacetoxy-5-oxo-3,4-diphenyl-pyrrolin 102442-06-8 C22H20N2O6
    2-Acetamino-3,4-diacetoxy-5-oxo-3,4-diphenyl-pyrrolin
    —— 2β-Jod-5α-androstandiol-(3α,17β) 96768-42-2 C19H31IO2
    2β-Jod-5α-androstandiol-(3α,17β)
    —— 2,3-Dimethyl-1,4,4a,9a-tetrahydro-4a-fluorencarbonsaeure-ethylester 94265-02-8 C18H22O2
    2,3-Dimethyl-1,4,4a,9a-tetrahydro-4a-fluorencarbonsaeure-ethylester
    —— 2-chloro-4-(7-oxo-2,3-dihydro-7H-oxazolo[3,2-a]pyrimidin-2-ylmethoxy)-benzonitrile 1058157-67-7 C14H10ClN3O3
    2-chloro-4-(7-oxo-2,3-dihydro-7H-oxazolo[3,2-a]pyrimidin-2-ylmethoxy)-benzonitrile
    —— (20S)-20-formyl-5α-pregnan-3β.20-diol-3-acetat 57380-36-6 C24H38O4
    (20S)-20-formyl-5α-pregnan-3β.20-diol-3-acetat
    —— 2-(diethylamino)-3-hydroxy-3,3-diphenylpropionitrile 108296-57-7 C19H22N2O
    2-(diethylamino)-3-hydroxy-3,3-diphenylpropionitrile
    —— [2-(1,3-dithian-2-ylmethyl)-3-octadecoxypropyl] 2-(trimethylazaniumyl)ethyl phosphate 113897-26-0 C31H64NO5PS2
    [2-(1,3-dithian-2-ylmethyl)-3-octadecoxypropyl] 2-(trimethylazaniumyl)ethyl phosphate
    —— [(2R,3R,4S,5R,6R)-3,4,5-triacetyloxy-6-(2-oxopropyl)oxan-2-yl]methyl acetate 177780-43-7 C17H24O10
    [(2R,3R,4S,5R,6R)-3,4,5-triacetyloxy-6-(2-oxopropyl)oxan-2-yl]methyl acetate
    —— 2-<2-Carboxy-6-nitro-phenyl>-glutarsaeure 91396-78-0 C12H11NO8
    2-<2-Carboxy-6-nitro-phenyl>-glutarsaeure
    —— 2-Ethoxy-1-cyclohexylaminoazulen 138901-89-0 C18H23NO
    2-Ethoxy-1-cyclohexylaminoazulen
    —— 2-Bromo-3-chloro-4-(4-chloro-benzenesulfonyl)-1,5-dinitro-benzene 57271-84-8 C12H5BrCl2N2O6S
    2-Bromo-3-chloro-4-(4-chloro-benzenesulfonyl)-1,5-dinitro-benzene
    —— 2-(4-aminophenyl)-1H-indole-5-carboxylic acid methyl ester 675820-97-0 C16H14N2O2
    2-(4-aminophenyl)-1H-indole-5-carboxylic acid methyl ester
    —— (2R)-2-[(1S)-1-(4-methylphenyl)-2-nitroethyl]-3-oxo-1H-indene-2-carbonitrile 1381961-40-5 C19H16N2O3
    (2R)-2-[(1S)-1-(4-methylphenyl)-2-nitroethyl]-3-oxo-1H-indene-2-carbonitrile
    —— 2-[1-(3-Nitro-phenyl)-meth-(E)-ylidene]-3-oxo-5-trimethylsilanyl-pent-4-ynoic acid isopropyl ester 557762-62-6 C18H21NO5Si
    2-[1-(3-Nitro-phenyl)-meth-(E)-ylidene]-3-oxo-5-trimethylsilanyl-pent-4-ynoic acid isopropyl ester
    —— 2-Fluoro-3-(4-toluenesulfonyloxy)propanenitrile 85345-90-0 C10H10FNO3S
    2-Fluoro-3-(4-toluenesulfonyloxy)propanenitrile
    —— 2-(5-chloro-1,3-dimethyl-1H-pyrazol-4-yl)acetic acid 1007515-41-4 C7H9ClN2O2
    2-(5-chloro-1,3-dimethyl-1H-pyrazol-4-yl)acetic acid
    —— 2,2-Dimethyl-5-(4-fluorphenylcarbamoyl)-6-hydroxy-m-dioxin-4-on 58092-81-2 C13H12FNO5
    2,2-Dimethyl-5-(4-fluorphenylcarbamoyl)-6-hydroxy-m-dioxin-4-on
    —— (2R)-2-[(1S)-2-nitro-1-(2-nitrophenyl)ethyl]-3-oxo-1H-indene-2-carbonitrile 1381961-43-8 C18H13N3O5
    (2R)-2-[(1S)-2-nitro-1-(2-nitrophenyl)ethyl]-3-oxo-1H-indene-2-carbonitrile
    —— 2-(2'-Acetamido-4',5'-dimethoxyphenylthio)benzoesaeuremethylester 26554-49-4 C18H19NO5S
    2-(2'-Acetamido-4',5'-dimethoxyphenylthio)benzoesaeuremethylester
    —— (2R,4S)-2-methyl-4-[(E)-2-phenylprop-1-enyl]pentacyclo[14.6.2.25,12.06,11.017,22]hexacosa-1(23),5(26),6,8,10,12(25),16(24),17,19,21-decaene 94730-14-0 C36H34
    (2R,4S)-2-methyl-4-[(E)-2-phenylprop-1-enyl]pentacyclo[14.6.2.25,12.06,11.017,22]hexacosa-1(23),5(26),6,8,10,12(25),16(24),17,19,21-decaene
    —— 2-Ethoxy-4-(2-(hydroxy(phenyl)acetyl)carbohydrazonoyl)phenyl 4-chlorobenzoate 882037-76-5 C24H21ClN2O5
    2-Ethoxy-4-(2-(hydroxy(phenyl)acetyl)carbohydrazonoyl)phenyl 4-chlorobenzoate
    —— 2-Aza-2-adamantan-carboxamid 24175-77-7 C10H16N2O
    2-Aza-2-adamantan-carboxamid
    —— 2-chloro-4'-{[(3-methylbutyl)amino]-methyl}biphenyl-4-carboxamide hydrochloride 1027213-44-0 C19H23ClN2O*ClH
    2-chloro-4'-{[(3-methylbutyl)amino]-methyl}biphenyl-4-carboxamide hydrochloride
    —— 2S-[[(N-benzylamino)acetyl]amino]-N-[2R-hydroxy-3-[[(2-naphthyl)sulfonyl](2-methylpropyl)amino]-1S-(phenylmethyl)propyl]-3-methyl-butanamide 183557-94-0 C38H48N4O5S
    2S-[[(N-benzylamino)acetyl]amino]-N-[2R-hydroxy-3-[[(2-naphthyl)sulfonyl](2-methylpropyl)amino]-1S-(phenylmethyl)propyl]-3-methyl-butanamide
    —— 2-chloro-6-methyl-13a-phenyl-9H,13aH-benzo[f]thiazolo[3,2-d][1,2,4]triazolo[4,3-a][1,4]diazepin-11-one 42915-42-4 C19H15ClN4OS
    2-chloro-6-methyl-13a-phenyl-9H,13aH-benzo[f]thiazolo[3,2-d][1,2,4]triazolo[4,3-a][1,4]diazepin-11-one
    —— (2R,3S,4R,5R)-2-Hydroxymethyl-5-[6-((S)-2-hydroxy-1-methyl-ethylamino)-purin-9-yl]-tetrahydro-furan-3,4-diol 97826-57-8 C13H19N5O5
    (2R,3S,4R,5R)-2-Hydroxymethyl-5-[6-((S)-2-hydroxy-1-methyl-ethylamino)-purin-9-yl]-tetrahydro-furan-3,4-diol
    —— 2'-(benzyloxycarbonyl)benzyl 2,3-di-O-benzoyl-6-O-benzyl-5-O-levulinyl-β-D-galactofuranoside 1033706-56-7 C47H44O12
    2'-(benzyloxycarbonyl)benzyl 2,3-di-O-benzoyl-6-O-benzyl-5-O-levulinyl-β-D-galactofuranoside
    —— (2-<i>tert</i>-butyl-6<i>H</i>-furo[3,2-<i>c</i>]carbazol-5-yl)-phosphonic acid diethyl ester 65119-19-9 C22H26NO4P
    (2-<i>tert</i>-butyl-6<i>H</i>-furo[3,2-<i>c</i>]carbazol-5-yl)-phosphonic acid diethyl ester
    —— 2-acetyl-6,7-dihydro-2<i>H</i>-benzo[6,7]cyclohepta[1,2,3-<i>cd</i>]indazole 71628-46-1 C17H14N2O
    2-acetyl-6,7-dihydro-2<i>H</i>-benzo[6,7]cyclohepta[1,2,3-<i>cd</i>]indazole
    —— 2-[5-(2-Acetylamino-2-cyano-2-ethoxycarbonyl-ethyl)-2-nitro-phenyl]-malonic acid dimethyl ester 73088-01-4 C19H21N3O9
    2-[5-(2-Acetylamino-2-cyano-2-ethoxycarbonyl-ethyl)-2-nitro-phenyl]-malonic acid dimethyl ester
    —— 2-Ethylthio-6-(p-chlorophenyl)-imidazo<2,1-b>-1,3,4-thiadiazole 70863-56-8 C12H10ClN3S2
    2-Ethylthio-6-(p-chlorophenyl)-imidazo<2,1-b>-1,3,4-thiadiazole
    —— 2-hydrazinyl-4,5-dihydro-1H-imidazol-5-one hydroiodide 56254-56-9 C3H7IN4O
    2-hydrazinyl-4,5-dihydro-1H-imidazol-5-one hydroiodide
    —— 2-chloro-4-[(cyclohexylmethyl)((3S)-1-([2-(1H-tetrazol-1-yl)-4-pyridinyl]carbonyl)-3-pyrrolidinyl)amino]benzonitrile 1034839-80-9 C25H27ClN8O
    2-chloro-4-[(cyclohexylmethyl)((3S)-1-([2-(1H-tetrazol-1-yl)-4-pyridinyl]carbonyl)-3-pyrrolidinyl)amino]benzonitrile
    —— 2-benzyl-5-(3-trifluoromethyl-phenylsulfanylmethyl)-[1,2,4]triazolo[1,5-a]pyrimidin-7-ol 1029520-97-5 C20H15F3N4OS
    2-benzyl-5-(3-trifluoromethyl-phenylsulfanylmethyl)-[1,2,4]triazolo[1,5-a]pyrimidin-7-ol
    —— (2E,4Z)-5-{(2S,3R,4R,6R)-4-(tert-Butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-3-methyl-tetrahydro-pyran-2-yl}-4-methyl-penta-2,4-dien-1-ol 878132-06-0 C36H56O4Si2
    (2E,4Z)-5-{(2S,3R,4R,6R)-4-(tert-Butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-3-methyl-tetrahydro-pyran-2-yl}-4-methyl-penta-2,4-dien-1-ol
    —— 2-nitrophenyl O-(2,3,4-tri-O-benzoyl-β-D-xylopyranosyl)-(1<*>4)-2,3-di-O-benzoyl-β-D-xylopyranoside 173468-18-3 C51H41NO16
    2-nitrophenyl O-(2,3,4-tri-O-benzoyl-β-D-xylopyranosyl)-(1<*>4)-2,3-di-O-benzoyl-β-D-xylopyranoside
    —— (2'S,3'S,4'R)-4,5,6-tri-O-benzyl-2-O-(2'-N-benzylamino-3',4'-dihydroxyoctadecyl)-1,3-O-methylidene-neo-inositol 1191953-69-1 C53H73NO8
    (2'S,3'S,4'R)-4,5,6-tri-O-benzyl-2-O-(2'-N-benzylamino-3',4'-dihydroxyoctadecyl)-1,3-O-methylidene-neo-inositol
    —— 2-(2-Chlor-4-amino-phenoxy)-3-chlor-5-amino-pyridin 91064-32-3 C11H9Cl2N3O
    2-(2-Chlor-4-amino-phenoxy)-3-chlor-5-amino-pyridin
    —— 2',4'-Dimethoxy-6,8-dimethyl-flavon-carbonsaeure-(3)-methylester 102474-17-9 C21H20O6
    2',4'-Dimethoxy-6,8-dimethyl-flavon-carbonsaeure-(3)-methylester
    —— 2-Chlor-N-methyl-dl-Ψ-ephedrin 91428-57-8 C11H16ClNO
    2-Chlor-N-methyl-dl-Ψ-ephedrin
    —— 2-(7-Fluor-heptyl)-methyl-malonsaeure-diethylester 1994-68-9 C15H27FO4
    2-(7-Fluor-heptyl)-methyl-malonsaeure-diethylester
    —— 2-Methyl-xanthen-carbonsaeure-(9)-<3,3,5-trimethyl-cyclohexylester> 115422-45-2 C24H28O3
    2-Methyl-xanthen-carbonsaeure-(9)-<3,3,5-trimethyl-cyclohexylester>
    —— 2-Aethoxycarbonylacetyl-5-<7-chlor-heptyl>-thiophen 93147-18-3 C16H23ClO3S
    2-Aethoxycarbonylacetyl-5-<7-chlor-heptyl>-thiophen
    —— 2-Hydroxy-3-benzolazo-5-methyl-7-phenyl-pyrazolo<1.5-a>pyrimidin 95937-17-0 C19H15N5O
    2-Hydroxy-3-benzolazo-5-methyl-7-phenyl-pyrazolo<1.5-a>pyrimidin
    —— 2-<1-(Dimethylamino-methyl)-cyclohexyl>-1-oxa-spiro<2.5>octan 88592-19-2 C16H29NO
    2-<1-(Dimethylamino-methyl)-cyclohexyl>-1-oxa-spiro<2.5>octan
    —— 2,5,6-Trichlor-4-(N-methyl-4-nitranilino)-pyrimidin 91059-28-8 C11H7Cl3N4O2
    2,5,6-Trichlor-4-(N-methyl-4-nitranilino)-pyrimidin
    —— 2-<Naphthyl-(2)-mercapto>-indanol-(1) 94305-32-5 C19H16OS
    2-<Naphthyl-(2)-mercapto>-indanol-(1)
    —— 2,5-Diaethoxy-4-nitro-acetophenon 91642-41-0 C12H15NO5
    2,5-Diaethoxy-4-nitro-acetophenon