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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-dimethylaminoquinoline-N-oxide 10286-04-1 C11H12N2O
    2-dimethylaminoquinoline-N-oxide
    —— 2-(1-imidazolyl)-2-thio-4-methyl-1,3,2-dioxaphosphorinane 128592-07-4 C7H11N2O2PS
    2-(1-imidazolyl)-2-thio-4-methyl-1,3,2-dioxaphosphorinane
    —— 2-picolylamino(diphenylphosphinoselenoic)amide 1058103-99-3 C30H26N2P2Se2
    2-picolylamino(diphenylphosphinoselenoic)amide
    —— 2-benzoyl-2-[(4-chlorophenyl)diazenyl]-3-oxo-N,3-diphenylpropanethioamide 85212-27-7 C28H20ClN3O2S
    2-benzoyl-2-[(4-chlorophenyl)diazenyl]-3-oxo-N,3-diphenylpropanethioamide
    —— 2-(2-propenyl)estrone 3-O-(2-propenyl) ether 1372799-81-9 C24H30O2
    2-(2-propenyl)estrone 3-O-(2-propenyl) ether
    —— 2-[4-(phenylthiosemicarbazide)-carbonylmethylthio]-3H-imidazo[4,5-b]pyridine 1123802-04-9 C15H14N6OS2
    2-[4-(phenylthiosemicarbazide)-carbonylmethylthio]-3H-imidazo[4,5-b]pyridine
    —— (2,6-Dimethoxy-naphthalen-1-yl)-((S)-2-methoxymethoxymethyl-pyrrolidin-1-yl)-methanone 134812-76-3 C20H25NO5
    (2,6-Dimethoxy-naphthalen-1-yl)-((S)-2-methoxymethoxymethyl-pyrrolidin-1-yl)-methanone
    —— 2-[2-(Phenanthren-9-ylmethylamino)ethylsulfanyl]ethanol 27999-21-9 C19H21NOS
    2-[2-(Phenanthren-9-ylmethylamino)ethylsulfanyl]ethanol
    —— 2-acetyl-1,4-dimethyl-2,3-diaza-bicyclo[3.2.0]hepta-3,6-diene 58137-39-6 C9H12N2O
    2-acetyl-1,4-dimethyl-2,3-diaza-bicyclo[3.2.0]hepta-3,6-diene
    —— 2-[5-bromo-2-({[tert-butyl(dimethyl)silyl]oxy}methyl)phenyl]propan-2-ol 1296274-45-7 C16H27BrO2Si
    2-[5-bromo-2-({[tert-butyl(dimethyl)silyl]oxy}methyl)phenyl]propan-2-ol
    —— 2-Pyridinamine, 5-bromo-N-hydroxy-3-methyl- 1289270-75-2 C6H7BrN2O
    2-Pyridinamine, 5-bromo-N-hydroxy-3-methyl-
    —— 2-chloro-4-ethoxy-3-(trifluoromethyl)aniline 1259539-25-7 C9H9ClF3NO
    2-chloro-4-ethoxy-3-(trifluoromethyl)aniline
    —— 2-(3,4,5,6-tetra-O-acetyl-L-arabinohexanoyl)pyridine 141100-71-2 C19H23NO9
    2-(3,4,5,6-tetra-O-acetyl-L-arabinohexanoyl)pyridine
    —— 2-Ethoxy-1-(4,8-dimethyl-3,7-nonadienyl)-2-cyclopentene-1-methanol 138260-34-1 C19H32O2
    2-Ethoxy-1-(4,8-dimethyl-3,7-nonadienyl)-2-cyclopentene-1-methanol
    —— (2R,3E)-hepta-3,6-dien-2-ol 115266-50-7 C7H12O
    (2R,3E)-hepta-3,6-dien-2-ol
    —— 2-benzyl-2-(cyclohexylmethyl)propanedioic acid 136403-36-6 C17H22O4
    2-benzyl-2-(cyclohexylmethyl)propanedioic acid
    —— 2-(Naphthalene-1-sulfonylamino)-N-[2-oxo-2-pyrrolidin-1-yl-1-(4-thiocarbamoyl-benzyl)-ethyl]-acetamide 92740-57-3 C26H28N4O4S2
    2-(Naphthalene-1-sulfonylamino)-N-[2-oxo-2-pyrrolidin-1-yl-1-(4-thiocarbamoyl-benzyl)-ethyl]-acetamide
    —— 2,4-difluoro-N-[2-methoxy-5-(5-pyridin-4-yl-imidazo[2,1-b][1,3,4]thiadiazol-2-yl)-pyridin-3-yl]benzenesulfonamide 1337919-00-2 C21H14F2N6O3S2
    2,4-difluoro-N-[2-methoxy-5-(5-pyridin-4-yl-imidazo[2,1-b][1,3,4]thiadiazol-2-yl)-pyridin-3-yl]benzenesulfonamide
    —— 2-{[1-(4-methylcyclohexyl)-1H-imidazol-4-yl]methyl}-5-(L-phenylalanylamino)valeric acid 1335223-94-3 C25H36N4O3
    2-{[1-(4-methylcyclohexyl)-1H-imidazol-4-yl]methyl}-5-(L-phenylalanylamino)valeric acid
    —— 2-methyl-propane-1-sulfonic acid [2,4-difluoro-3-(4-methoxy-7H-pyrrolo[2,3-d]pyrimidine-5-carbonyl)-phenyl]-amide 1309432-13-0 C18H18F2N4O4S
    2-methyl-propane-1-sulfonic acid [2,4-difluoro-3-(4-methoxy-7H-pyrrolo[2,3-d]pyrimidine-5-carbonyl)-phenyl]-amide
    —— 2,3-bis(1,3-dioxan-2-yl)cyclopenta-2,4-diene-1-carbaldehyde;cyclopenta-1,3-diene;iron(2+) 372963-88-7 C19H22FeO5
    2,3-bis(1,3-dioxan-2-yl)cyclopenta-2,4-diene-1-carbaldehyde;cyclopenta-1,3-diene;iron(2+)
    —— (2R,3S,6S)-(+)-6-allyl-3-butyl-2-(3-methoxymethoxypropyl)piperidine-1-carboxylic acid benzyl ester 847358-20-7 C25H39NO4
    (2R,3S,6S)-(+)-6-allyl-3-butyl-2-(3-methoxymethoxypropyl)piperidine-1-carboxylic acid benzyl ester
    —— (2S)-2-[(4-methoxyphenyl)methyl-[(Z,4S)-1-phenylmethoxynon-7-en-2-yn-4-yl]amino]propan-1-ol 1020259-98-6 C27H35NO3
    (2S)-2-[(4-methoxyphenyl)methyl-[(Z,4S)-1-phenylmethoxynon-7-en-2-yn-4-yl]amino]propan-1-ol
    —— 2-amino-7-methoxy-6-[2-methyl-5-N-(3-trifluoromethylphenyl)carbamoylphenyl]-8-[1-(tetrahydrofuran-3-yl)-1H-pyrazol-4-yl]quinazoline 1191929-98-2 C31H27F3N6O3
    2-amino-7-methoxy-6-[2-methyl-5-N-(3-trifluoromethylphenyl)carbamoylphenyl]-8-[1-(tetrahydrofuran-3-yl)-1H-pyrazol-4-yl]quinazoline
    —— 2-((E,Z)-2-(1-(4-methoxybenzyl)-4-bromo-1H-imidazol-2-yl)vinyl)quinoline 1351515-68-8 C22H18BrN3O
    2-((E,Z)-2-(1-(4-methoxybenzyl)-4-bromo-1H-imidazol-2-yl)vinyl)quinoline
    —— 2H-1,2,4-Thiadiazine-3,5(4H,6H)-dione, 6-ethyl-, 1,1-dioxide compd with 2,6-lutidine 96434-10-5 C12H17N3O4S
    2H-1,2,4-Thiadiazine-3,5(4H,6H)-dione, 6-ethyl-, 1,1-dioxide compd with 2,6-lutidine
    —— 2-phenyl-6-(trifluoromethyl)-2H-indazole 1610368-40-5 C14H9F3N2
    2-phenyl-6-(trifluoromethyl)-2H-indazole
    —— (2,2'-bipyridine)[(bis(trimethylsilyl)amino)bis(trimethylsilylimino)phosphorane]nickel 109552-44-5 C22H44N5NiPSi4
    (2,2'-bipyridine)[(bis(trimethylsilyl)amino)bis(trimethylsilylimino)phosphorane]nickel
    —— 2,2'-Bis-<4-methyl-homopiperazinyl-(1)>-diethylamin 93314-89-7 C16H35N5
    2,2'-Bis-<4-methyl-homopiperazinyl-(1)>-diethylamin
    —— 2-[4-(2-Diethylamino-ethoxy)-phenyl]-2-p-tolyl-3-(pyridyl-(4))-propionsaeurenitril 96174-33-3 C27H31N3O
    2-[4-(2-Diethylamino-ethoxy)-phenyl]-2-p-tolyl-3-(pyridyl-(4))-propionsaeurenitril
    —— 2-Benzylamino-3,3-dichlor-4,4-diphenyl-Δ<sup>1</sup>-pyrrolinon-(5) 20958-41-2 C23H18Cl2N2O
    2-Benzylamino-3,3-dichlor-4,4-diphenyl-Δ<sup>1</sup>-pyrrolinon-(5)
    —— 2-Carbamoyl-4-<pyridyl-(2)-methylamino>-1,2,3,4-tetrahydro-5H-1,4-benzodiazepin-5-on 19050-91-0 C16H17N5O2
    2-Carbamoyl-4-<pyridyl-(2)-methylamino>-1,2,3,4-tetrahydro-5H-1,4-benzodiazepin-5-on
    —— (+/-)-2-(2-Carboxy-benzoyloxy)-2-benzyl-3-methyl-butan 106280-39-1 C20H22O4
    (+/-)-2-(2-Carboxy-benzoyloxy)-2-benzyl-3-methyl-butan
    —— 2,4-Dioxo-7-methoxy-9-methyl-3-benzyl-3,9-diaza-bicyclo<3.3.1>nonan 3431-21-8 C16H20N2O3
    2,4-Dioxo-7-methoxy-9-methyl-3-benzyl-3,9-diaza-bicyclo<3.3.1>nonan
    —— 2-Ethoxy-benzo<b>phenazin 100174-48-9 C18H14N2O
    2-Ethoxy-benzo<b>phenazin
    —— 2α.3α-Methano-Δ<sup>4</sup>-pregnenon-(20) 17780-34-6 C22H32O
    2α.3α-Methano-Δ<sup>4</sup>-pregnenon-(20)
    —— 2-[5,6-Dinitro-2-oxo-2H-acenaphthylen-(1Z)-ylidene]-6-nitro-benzo[b]thiophen-3-one 21021-24-9 C20H7N3O8S
    2-[5,6-Dinitro-2-oxo-2H-acenaphthylen-(1Z)-ylidene]-6-nitro-benzo[b]thiophen-3-one
    —— 2,2-Dimethyl-4,6-diphenyl-4H-dithiin-1,3 7747-05-9 C18H18S2
    2,2-Dimethyl-4,6-diphenyl-4H-dithiin-1,3
    —— 2-Chlor-3-<2-dibutylamino-ethyl>-4-methyl-pyridin 94539-93-2 C16H27ClN2
    2-Chlor-3-<2-dibutylamino-ethyl>-4-methyl-pyridin
    —— 2-Chlor-erythramin 30743-37-4 C18H20ClNO3
    2-Chlor-erythramin
    —— 2-Ethoxy-4-amino-5-nitro-6-ethoxalylmethyl-pyrimidin 91969-11-8 C11H14N4O6
    2-Ethoxy-4-amino-5-nitro-6-ethoxalylmethyl-pyrimidin
    —— 2,3;5,6-Bis-methylendioxy-phenanthren 195-16-4 C16H10O4
    2,3;5,6-Bis-methylendioxy-phenanthren
    —— 2-{{[2-(1-acetyl-7-carboxy-1,4-dihydro-4-oxo-2H-3,1-benzoxazin-2-yl)phenyl]methylidene}amino}-benzene-1,4-dicarboxylic acid 1394026-90-4 C26H18N2O9
    2-{{[2-(1-acetyl-7-carboxy-1,4-dihydro-4-oxo-2H-3,1-benzoxazin-2-yl)phenyl]methylidene}amino}-benzene-1,4-dicarboxylic acid
    —— 2-amino-5-methyl-4-trifluoromethoxy-benzoic acid methyl ester 851045-66-4 C10H10F3NO3
    2-amino-5-methyl-4-trifluoromethoxy-benzoic acid methyl ester
    —— (2a1s,5a1s)-2a1-allyl-5a1-methyl-2a1,5a1-dihydrodicyclopenta[ef,kl]heptalene 133410-22-7 C20H18
    (2a1s,5a1s)-2a1-allyl-5a1-methyl-2a1,5a1-dihydrodicyclopenta[ef,kl]heptalene
    —— (2R,4S)-4-phenylhept-6-yne-1,2,4-triol 1005327-29-6 C13H16O3
    (2R,4S)-4-phenylhept-6-yne-1,2,4-triol
    —— 2-Acetyl-4-(ethoxycarbonylamino)buttersaeure-ethylester 60636-66-0 C11H19NO5
    2-Acetyl-4-(ethoxycarbonylamino)buttersaeure-ethylester
    —— ((2R,4R)-1-cyano-4-{[(2,5-dibromophenyl)sulfonyl]amino}-2-pyrrolidinyl)methyl (3-methylphenyl)carbamate 1123307-82-3 C20H20Br2N4O4S
    ((2R,4R)-1-cyano-4-{[(2,5-dibromophenyl)sulfonyl]amino}-2-pyrrolidinyl)methyl (3-methylphenyl)carbamate
    —— 2,7-bis(α-hydroxybenzyl)-9-phenylacridine 133001-47-5 C33H25NO2
    2,7-bis(α-hydroxybenzyl)-9-phenylacridine
    —— 2,3-diphenyl-5-(2-hydroxyethyl)-1,4,5-trimethyl-1,3-cyclopentadiene 93768-87-7 C22H24O
    2,3-diphenyl-5-(2-hydroxyethyl)-1,4,5-trimethyl-1,3-cyclopentadiene