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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,3-Dihydro-5,5'-dihydroxy-7,7'-dimethyl-2,2'-binaphthyl-1,4:1',4'-dichinon 89475-32-1 C22H16O6
    2,3-Dihydro-5,5'-dihydroxy-7,7'-dimethyl-2,2'-binaphthyl-1,4:1',4'-dichinon
    —— [2-nitro-5-(4'-bromophenyl)-10,15,20-tris(3'',5''-di-tert-butylphenyl)porphinato]copper(II) 226092-27-9 C68H74BrCuN5O2
    [2-nitro-5-(4'-bromophenyl)-10,15,20-tris(3'',5''-di-tert-butylphenyl)porphinato]copper(II)
    —— {2-[(R)-4-(3-biphenyl-4-yl-ureido)-5-phenyl-pentanoylamino]-ethyl}-carbamic acid tert-butyl ester 760214-81-1 C31H38N4O4
    {2-[(R)-4-(3-biphenyl-4-yl-ureido)-5-phenyl-pentanoylamino]-ethyl}-carbamic acid tert-butyl ester
    —— 2-(2-(2-chlorophenyl)-5-(4-fluorophenyl)-1H-pyrrol-1-yl)acetic acid 1014982-08-1 C18H13ClFNO2
    2-(2-(2-chlorophenyl)-5-(4-fluorophenyl)-1H-pyrrol-1-yl)acetic acid
    —— 2-α-fluoro-5-O-(3'-N-desmethyl-3'-N-ethyl)-11,12-dideoxy-3-O-decladinosyl-6-O-methyl-3-oxo-12,11-[oxycarbonyl-((9-(4-amino-butyl)-9H-purin-6-yl)-imino)] erythromycin A 903879-16-3 C41H64FN7O10
    2-α-fluoro-5-O-(3'-N-desmethyl-3'-N-ethyl)-11,12-dideoxy-3-O-decladinosyl-6-O-methyl-3-oxo-12,11-[oxycarbonyl-((9-(4-amino-butyl)-9H-purin-6-yl)-imino)] erythromycin A
    —— 2-(3,5-dichloropyridin-4-yl)-4-(3-benzyloxyphenyl)-5-(2-methanesulfanyl-pyrimidin-4-yl)-N-H-imidazole 850056-78-9 C26H19Cl2N5O3S
    2-(3,5-dichloropyridin-4-yl)-4-(3-benzyloxyphenyl)-5-(2-methanesulfanyl-pyrimidin-4-yl)-N-H-imidazole
    —— 2-chloro-5-(pyrrolidin-1-yl)benzoic acid 530092-36-5 C11H12ClNO2
    2-chloro-5-(pyrrolidin-1-yl)benzoic acid
    —— 2-(pyrimidin-2-yl)-[1,2,4]triazolo[1,5-a]pyridine 1569897-08-0 C10H7N5
    2-(pyrimidin-2-yl)-[1,2,4]triazolo[1,5-a]pyridine
    —— 2α,3α-Dihydro-1'H-5α-cholest-2-eno<2,3-c><2>benzopyran 88495-28-7 C34H52O
    2α,3α-Dihydro-1'H-5α-cholest-2-eno<2,3-c><2>benzopyran
    —— (2S)-benzyloxymethyl-1-tert-butoxycarbonyl-(5S)-ethoxymethylpyrrolidine 1416960-95-6 C20H31NO4
    (2S)-benzyloxymethyl-1-tert-butoxycarbonyl-(5S)-ethoxymethylpyrrolidine
    —— 2-chloro-5-(difluoromethyl)aniline 1261567-27-4 C7H6ClF2N
    2-chloro-5-(difluoromethyl)aniline
    —— 2,3,3aα,4α,6,7,8,9aβ,9bα-decahydro-2-methyl-4-phenyl-1H-pyrrolo<3,4-a>indolizine-1,3-dione 119910-73-5 C17H20N2O2
    2,3,3aα,4α,6,7,8,9aβ,9bα-decahydro-2-methyl-4-phenyl-1H-pyrrolo<3,4-a>indolizine-1,3-dione
    —— (2-isopropylamino-7,8-benzoquinolinato)hydrido(fluoro)bis(triphenylphosphine)iridium(III) 224564-91-4 C52H46FIrN2P2
    (2-isopropylamino-7,8-benzoquinolinato)hydrido(fluoro)bis(triphenylphosphine)iridium(III)
    —— 2-[6-[2-(4-aminophenyl)ethyl]pyridin-3-yl]-N-ethyl-N-methylacetamide 863331-44-6 C18H23N3O
    2-[6-[2-(4-aminophenyl)ethyl]pyridin-3-yl]-N-ethyl-N-methylacetamide
    —— 2,9-diphenyl-closo-1,12-carborane 166988-36-9 C14H20B10
    2,9-diphenyl-closo-1,12-carborane
    —— (2S,4R)-5,5-Bis-ethylsulfanyl-2-methyl-4-[(4R,5R,6S)-2,2,5-trimethyl-6-(toluene-4-sulfonyloxymethyl)-[1,3]dioxan-4-yl]-pentanoic acid methyl ester 110087-53-1 C26H42O7S3
    (2S,4R)-5,5-Bis-ethylsulfanyl-2-methyl-4-[(4R,5R,6S)-2,2,5-trimethyl-6-(toluene-4-sulfonyloxymethyl)-[1,3]dioxan-4-yl]-pentanoic acid methyl ester
    —— 2-sec-Butoxy-2-methyl-propionitrile 76474-14-1 C8H15NO
    2-sec-Butoxy-2-methyl-propionitrile
    —— 2-cyclohexyl-1-oxa-spiro[2.5]octane 130987-47-2 C13H22O
    2-cyclohexyl-1-oxa-spiro[2.5]octane
    —— 2,3-heptanedione 3-hydrazone 141939-95-9 C7H14N2O
    2,3-heptanedione 3-hydrazone
    —— (2E)-3-[5-[7-chloro-3-[2-[[4-chloro-2-(trifluoromethyl)phenyl]amino]-2-oxoethyl]-6-methyl-2-oxo-2Hchromen-4-yl]-2-fluorophenyl]-2-propenoic acid 566944-44-3 C28H17Cl2F4NO5
    (2E)-3-[5-[7-chloro-3-[2-[[4-chloro-2-(trifluoromethyl)phenyl]amino]-2-oxoethyl]-6-methyl-2-oxo-2Hchromen-4-yl]-2-fluorophenyl]-2-propenoic acid
    —— 2-amino-N-[5-(1-ethyl-propyl)-thiazol-2-yl]-butyramide 1070874-11-1 C12H21N3OS
    2-amino-N-[5-(1-ethyl-propyl)-thiazol-2-yl]-butyramide
    —— (2-aziridin-1-yl-1,3-dimethyl-2λ<sup>5</sup>-[1,3,2]diazaphospholidin-2-ylidene)-trimethylsilanyl-amine 17750-80-0 C9H23N4PSi
    (2-aziridin-1-yl-1,3-dimethyl-2λ<sup>5</sup>-[1,3,2]diazaphospholidin-2-ylidene)-trimethylsilanyl-amine
    —— 2-((1R,5S)-6-((S)-1-phenylethyl)-6-azabicyclo[3.2.1]octan-5-yl)-1H-benzo[d]imidazole-4-carboxamide 1124345-64-7 C23H26N4O
    2-((1R,5S)-6-((S)-1-phenylethyl)-6-azabicyclo[3.2.1]octan-5-yl)-1H-benzo[d]imidazole-4-carboxamide
    —— (2R,5Z,11S,12R)-2-tert-butyldimethylsilyloxy-11,12-methylene-5-docosen-1-ol 339195-22-1 C29H58O2Si
    (2R,5Z,11S,12R)-2-tert-butyldimethylsilyloxy-11,12-methylene-5-docosen-1-ol
    —— 2-chloro-N-(2-(2-methyl-1H-indol-3-yl)ethyl)benzamide 1392268-33-5 C18H17ClN2O
    2-chloro-N-(2-(2-methyl-1H-indol-3-yl)ethyl)benzamide
    —— 2-Brom-prop-1-en-3-yl-isoharnstoff-pikrat 91715-86-5 C4H7BrN2S*C6H3N3O7
    2-Brom-prop-1-en-3-yl-isoharnstoff-pikrat
    —— 2-Chlor-3-(5-nitro-2-furyl)-acrolein-amidinohydrazon 89979-34-0 C8H8ClN5O3
    2-Chlor-3-(5-nitro-2-furyl)-acrolein-amidinohydrazon
    —— 2-(4,5-Dihydro-1H-imidazol-2-ylsulfanyl)-benzothiazole; hydrochloride 93967-55-6 C10H9N3S2*ClH
    2-(4,5-Dihydro-1H-imidazol-2-ylsulfanyl)-benzothiazole; hydrochloride
    —— 2-Methyl-3-phenyl-hexin-(4)-diol-(2,3) 97023-77-3 C13H16O2
    2-Methyl-3-phenyl-hexin-(4)-diol-(2,3)
    —— 2-Methoxymethyl-3-<2-chlor-phenoxy>-1-<4-nitro-benzoyloxy>-2-<4-nitro-benzoyloxymethyl>-propan 96670-41-6 C26H23ClN2O10
    2-Methoxymethyl-3-<2-chlor-phenoxy>-1-<4-nitro-benzoyloxy>-2-<4-nitro-benzoyloxymethyl>-propan
    —— (2S,3R)-4-ethyl-3-(1-methyl-1H-pyrazol-4-yl)-5-oxomorpholine-2-carboxylic acid 1955541-41-9 C11H15N3O4
    (2S,3R)-4-ethyl-3-(1-methyl-1H-pyrazol-4-yl)-5-oxomorpholine-2-carboxylic acid
    —— 2-(2-acetylaminophenoxy)-1-mesyloxyethane 850895-67-9 C11H15NO5S
    2-(2-acetylaminophenoxy)-1-mesyloxyethane
    —— 2-Chloro-1-[1-(methoxymethyl)indol-3-yl]ethanone 935261-45-3 C12H12ClNO2
    2-Chloro-1-[1-(methoxymethyl)indol-3-yl]ethanone
    —— 2,6-bis[3-(butoxysulfonyl)-4-methylphenyl]-4H-pyran-4-one 1268634-09-8 C27H32O8S2
    2,6-bis[3-(butoxysulfonyl)-4-methylphenyl]-4H-pyran-4-one
    —— 2-[4-(benzyloxy)phenyl]-4-bromo-1-cyclohexyl-1H-imidazole 849239-94-7 C22H23BrN2O
    2-[4-(benzyloxy)phenyl]-4-bromo-1-cyclohexyl-1H-imidazole
    —— 2-(4-fluorophenyl)-N-(6-methyl-3-(thiazol-2-yl)imidazo[1,2-b]pyridazin-2-yl)acetamide 1123167-20-3 C18H14FN5OS
    2-(4-fluorophenyl)-N-(6-methyl-3-(thiazol-2-yl)imidazo[1,2-b]pyridazin-2-yl)acetamide
    —— 2-(N-phenylmethylamino)-4-(1,2,3,4-tetrahydroisoquinoline-2-yl)quinazoline 710999-42-1 C24H22N4
    2-(N-phenylmethylamino)-4-(1,2,3,4-tetrahydroisoquinoline-2-yl)quinazoline
    —— (2S,3S,4R)-2-amino-1,3,4-tri-O-benzyl-N-<(R)-2-acetoxytetracosanoyl>-1,3,4-heptadecanetriol 148289-62-7 C64H103NO6
    (2S,3S,4R)-2-amino-1,3,4-tri-O-benzyl-N-<(R)-2-acetoxytetracosanoyl>-1,3,4-heptadecanetriol
    —— 2-(pyrrolidin-3-yl)-1H-imidazole dihydrochloride 1955555-00-6 C7H13Cl2N3
    2-(pyrrolidin-3-yl)-1H-imidazole dihydrochloride
    —— 2-[2-(2-bromo-5-methoxy-phenyl)-quinolin-6-yl]-1-cyclohexyl-1H-benzoimidazole-5-carboxylic acid methyl ester 841298-51-9 C31H28BrN3O3
    2-[2-(2-bromo-5-methoxy-phenyl)-quinolin-6-yl]-1-cyclohexyl-1H-benzoimidazole-5-carboxylic acid methyl ester
    —— 2-[(3S,8S,9S,10R,13S,14S,17S)-10,13-Dimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-heptadecafluoro-dodecan-2-ol 109481-71-2 C36H45F17O3
    2-[(3S,8S,9S,10R,13S,14S,17S)-10,13-Dimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-heptadecafluoro-dodecan-2-ol
    —— 2-(tert-butyl-diphenyl-silanyloxymethyl)-2-hydroxymethyl-indan-1-one 1107610-03-6 C27H30O3Si
    2-(tert-butyl-diphenyl-silanyloxymethyl)-2-hydroxymethyl-indan-1-one
    —— (+)-(2R,5S,7S)-1-aza-3-oxa-2-phenyl-7-(phenylselenenyl)bicyclo<3.3.0>octan-8-one 134107-63-4 C18H17NO2Se
    (+)-(2R,5S,7S)-1-aza-3-oxa-2-phenyl-7-(phenylselenenyl)bicyclo<3.3.0>octan-8-one
    —— 2-iodo-N-methyl-isonicotinamide 1334675-60-3 C7H7IN2O
    2-iodo-N-methyl-isonicotinamide
    —— (2S,1'R)-N-(Benzoxycarbonyl)-2-<1'-acetoxy-4'-<(tert-butyldiphenylsilyl)oxy>-2'-butenyl>pyrrolidine 141045-67-2 C34H41NO5Si
    (2S,1'R)-N-(Benzoxycarbonyl)-2-<1'-acetoxy-4'-<(tert-butyldiphenylsilyl)oxy>-2'-butenyl>pyrrolidine
    —— 2-butylcarbamyl chloride 41891-29-6 C5H10ClNO
    2-butylcarbamyl chloride
    —— 2,2,2-trifluoro-N-(2,4,6-trichlorophenyl)-N-trimethylsilylacetamide 65768-02-7 C11H11Cl3F3NOSi
    2,2,2-trifluoro-N-(2,4,6-trichlorophenyl)-N-trimethylsilylacetamide
    —— 2,4-dioxo-3-<i>p</i>-tolyl-3,4-dihydro-2<i>H</i>-benzo[<i>e</i>][1,3]oxazine-6-carboxylic acid methyl ester 16086-85-4 C17H13NO5
    2,4-dioxo-3-<i>p</i>-tolyl-3,4-dihydro-2<i>H</i>-benzo[<i>e</i>][1,3]oxazine-6-carboxylic acid methyl ester
    —— 2-[3-(trifluoromethyl)-2,3-dihydro-7-methoxynaphthalen-4(1H)-ylidene]-malononitrile 1046786-32-6 C15H11F3N2O
    2-[3-(trifluoromethyl)-2,3-dihydro-7-methoxynaphthalen-4(1H)-ylidene]-malononitrile
    —— (2,4,10-Trioxaadamant-3-yl)phenylketon 93563-68-9 C14H14O4
    (2,4,10-Trioxaadamant-3-yl)phenylketon