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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,6-dimethyl-4-phenyl-1-tosyl-1,2-dihydroquinoline 1261245-48-0 C24H23NO2S
    2,6-dimethyl-4-phenyl-1-tosyl-1,2-dihydroquinoline
    —— 2-(N'-{m-[2-(triphenylmethyl)tetrazol-5-ylmethyloxy]phenyl}ureidomethylcarbonylamino)benzophenone 197807-55-9 C43H35N7O4
    2-(N'-{m-[2-(triphenylmethyl)tetrazol-5-ylmethyloxy]phenyl}ureidomethylcarbonylamino)benzophenone
    —— 2-Brommethyl-adamantandion-(4,8) 5500-59-4 C11H13BrO2
    2-Brommethyl-adamantandion-(4,8)
    —— 2-(prop-2-ynyloxymethyl)furan-3-carbonyl chloride 1013943-39-9 C9H7ClO3
    2-(prop-2-ynyloxymethyl)furan-3-carbonyl chloride
    —— (2S,3S,4S,5S,6R,9S,11S)-9-ethyl-2-[(2S,3S)-2-hydroxy-3-methylhept-6-ynyl]-4-[(4-methoxyphenyl)methoxy]-3,5,11-trimethyl-1-oxa-7-azaspiro[5.5]undecan-8-one 382138-99-0 C30H45NO5
    (2S,3S,4S,5S,6R,9S,11S)-9-ethyl-2-[(2S,3S)-2-hydroxy-3-methylhept-6-ynyl]-4-[(4-methoxyphenyl)methoxy]-3,5,11-trimethyl-1-oxa-7-azaspiro[5.5]undecan-8-one
    —— 2-N-5,6-benzochromanonoyl-N'-phenylhydrazine 77503-89-0 C20H16N2O3
    2-N-5,6-benzochromanonoyl-N'-phenylhydrazine
    —— 2,4-Hexadienoic acid, 4-methyl-, ethyl ester 90107-62-3 C9H14O2
    2,4-Hexadienoic acid, 4-methyl-, ethyl ester
    —— (2-13C) 1,1-dichloroethylene 187809-21-8 C2H2Cl2
    (2-13C) 1,1-dichloroethylene
    —— (2-(diethoxyphosphoryl)propanoyl)tris(dimethylamino)phosphonium 1H-benzo[d][1,2,3]triazol-1-olate 146287-12-9 C6H4N3O*C13H32N3O4P2
    (2-(diethoxyphosphoryl)propanoyl)tris(dimethylamino)phosphonium 1H-benzo[d][1,2,3]triazol-1-olate
    —— 2-[2-Nitro-2-(1-nitro-cyclohexyl)-propyl]-[1,3]dioxolane 106334-29-6 C12H20N2O6
    2-[2-Nitro-2-(1-nitro-cyclohexyl)-propyl]-[1,3]dioxolane
    —— 2-[Cyclohexanecarbonyl-(2,3-dimethyl-phenyl)-amino]-propionic acid methyl ester 58234-91-6 C19H27NO3
    2-[Cyclohexanecarbonyl-(2,3-dimethyl-phenyl)-amino]-propionic acid methyl ester
    —— 2,8-bis(dimethylaminomethyl)-3,5,7-trihydroxydibenzophosphole 5-oxide 84530-71-2 C18H23N2O4P
    2,8-bis(dimethylaminomethyl)-3,5,7-trihydroxydibenzophosphole 5-oxide
    —— (2,2'-bipyridine)bis(picolinato)ruthenium(II) 171202-39-4 C22H16N4O4Ru
    (2,2'-bipyridine)bis(picolinato)ruthenium(II)
    —— 2-azido-5-acetoxy-6-methyl-3-(2,4-pentadienyl)-1,4-benzoquinone 109035-08-7 C14H13N3O4
    2-azido-5-acetoxy-6-methyl-3-(2,4-pentadienyl)-1,4-benzoquinone
    —— 2-benzylidene-4-isopropyl-tetraline-1-one 130827-34-8 C20H20O
    2-benzylidene-4-isopropyl-tetraline-1-one
    —— 2(R),3-dibenzyloxypropyl 1',3',4',5'-tetra-O-benzyl-β-D-fructopyranoside 890085-32-2 C51H54O8
    2(R),3-dibenzyloxypropyl 1',3',4',5'-tetra-O-benzyl-β-D-fructopyranoside
    —— 2,4-Dimethyl-penta-2,3-diensaeure-nitril 24642-06-6 C7H9N
    2,4-Dimethyl-penta-2,3-diensaeure-nitril
    —— (2-bromophenyl)-pyrrolidin-2-ylideneacetic acid ethyl ester 1268691-79-7 C14H16BrNO2
    (2-bromophenyl)-pyrrolidin-2-ylideneacetic acid ethyl ester
    —— 2'-({[3-(aminocarbonyl)phenyl]amino}carbonyl)-2-(tert-butoxycarbonyl)-4'-(cyclohexylamino)biphenyl-4-carboxylic acid 917114-08-0 C32H35N3O6
    2'-({[3-(aminocarbonyl)phenyl]amino}carbonyl)-2-(tert-butoxycarbonyl)-4'-(cyclohexylamino)biphenyl-4-carboxylic acid
    —— 2-[1-(4-Methanesulfonyl-benzyl)-5-methoxy-2-methyl-1H-indol-3-yl]-propionic acid 3447-30-1 C21H23NO5S
    2-[1-(4-Methanesulfonyl-benzyl)-5-methoxy-2-methyl-1H-indol-3-yl]-propionic acid
    —— 2-Chloro-1,2,5-trideoxy-1,5-(nonylimino)-D-glucitol 172936-23-1 C15H30ClNO3
    2-Chloro-1,2,5-trideoxy-1,5-(nonylimino)-D-glucitol
    —— (2Z,4R,7R)-4-benzyloxy-7-(methoxycarbonyl)amino-8-(trityloxy)oct-2-en-1-ol 157331-05-0 C36H39NO5
    (2Z,4R,7R)-4-benzyloxy-7-(methoxycarbonyl)amino-8-(trityloxy)oct-2-en-1-ol
    —— 22-hydroxy-3-oxo-pregn-4-ene-22-carbonitrile 666257-15-4 C23H33NO2
    22-hydroxy-3-oxo-pregn-4-ene-22-carbonitrile
    —— (2'R,4'R,6S,8S,10R,13S,14S)-2'-acetyl-2',6,10,13-tetramethyl-7,8,10,12,13,14,15,16-octahydrospiro[cyclopenta[a]phenanthrene-17,4'-[1,3]dioxane]-3,5'(6H)-dione 1201591-19-6 C26H32O5
    (2'R,4'R,6S,8S,10R,13S,14S)-2'-acetyl-2',6,10,13-tetramethyl-7,8,10,12,13,14,15,16-octahydrospiro[cyclopenta[a]phenanthrene-17,4'-[1,3]dioxane]-3,5'(6H)-dione
    —— 2,3,3’,4,4’-penta-O-benzyl-6’-O-tert-butyldiphenylsilyl-6-O-(4-nitrobenzoyl)sucrose 1632073-36-9 C70H73NO14Si
    2,3,3’,4,4’-penta-O-benzyl-6’-O-tert-butyldiphenylsilyl-6-O-(4-nitrobenzoyl)sucrose
    —— 2-Methoxy-N-[1-(4-methyl-benzyl)-pyrrolidin-2-ylmethyl]-5-sulfamoyl-benzamide 60737-35-1 C21H27N3O4S
    2-Methoxy-N-[1-(4-methyl-benzyl)-pyrrolidin-2-ylmethyl]-5-sulfamoyl-benzamide
    —— {2-[(S)-2-(Diisopropoxy-phosphorylamino)-propionylamino]-acetylamino}-acetic acid 142992-66-3 C13H26N3O7P
    {2-[(S)-2-(Diisopropoxy-phosphorylamino)-propionylamino]-acetylamino}-acetic acid
    —— 2-(diacetylmethylene)-5-methyloxazolidine 121373-72-6 C9H13NO3
    2-(diacetylmethylene)-5-methyloxazolidine
    —— 2-(7-Benzoyl-9H-fluoren-2-yl)-propionic acid 42913-99-5 C23H18O3
    2-(7-Benzoyl-9H-fluoren-2-yl)-propionic acid
    —— 2-benzyl-2,3,9,13b-tetrahydro-1<i>H</i>-dibenzo[<i>c</i>,<i>f</i>]imidazo[1,5-<i>a</i>]azepine 48208-82-8 C23H22N2
    2-benzyl-2,3,9,13b-tetrahydro-1<i>H</i>-dibenzo[<i>c</i>,<i>f</i>]imidazo[1,5-<i>a</i>]azepine
    —— 2-Cyano-3-oxo-3-phenyl-propionic acid dodecyl ester 3239-80-3 C22H31NO3
    2-Cyano-3-oxo-3-phenyl-propionic acid dodecyl ester
    —— 2-(4-nicotinoylaminobenzyl)-6-(3,4-dimethoxyphenyl)-2,3,4,5-tetrahydropyridazin-3-one, hydrochloride 188984-04-5 C25H24N4O4*ClH
    2-(4-nicotinoylaminobenzyl)-6-(3,4-dimethoxyphenyl)-2,3,4,5-tetrahydropyridazin-3-one, hydrochloride
    —— 2-(2,2-Bis-tert-butylsulfanyl-1-methyl-ethyl)-malonic acid dimethyl ester 87062-24-6 C16H30O4S2
    2-(2,2-Bis-tert-butylsulfanyl-1-methyl-ethyl)-malonic acid dimethyl ester
    —— 2-Benzoyl-3-methoxy-indol 27133-50-2 C16H13NO2
    2-Benzoyl-3-methoxy-indol
    —— 2,3-dichloro-quinoxaline-6-sulfonic acid propyl ester 2471-45-6 C11H10Cl2N2O3S
    2,3-dichloro-quinoxaline-6-sulfonic acid propyl ester
    —— [2-(2-Chloro-phenyl)-indan-5-yl]-acetic acid methyl ester 60231-77-8 C18H17ClO2
    [2-(2-Chloro-phenyl)-indan-5-yl]-acetic acid methyl ester
    —— 2,<i>N</i><sup>6</sup>,2',<i>N</i><sup>6'</sup>-tetramethyl-<i>N</i><sup>4</sup>,<i>N</i><sup>4'</sup>-(2,2'-piperazine-1,4-diyl-diethyl)-bis-pyrimidine-4,6-diamine 17395-50-5 C20H34N10
    2,<i>N</i><sup>6</sup>,2',<i>N</i><sup>6'</sup>-tetramethyl-<i>N</i><sup>4</sup>,<i>N</i><sup>4'</sup>-(2,2'-piperazine-1,4-diyl-diethyl)-bis-pyrimidine-4,6-diamine
    —— 2-(1<i>H</i>-imidazo[4,5-<i>c</i>]pyridin-2-ylsulfanyl)-propionamide 70011-88-0 C9H10N4OS
    2-(1<i>H</i>-imidazo[4,5-<i>c</i>]pyridin-2-ylsulfanyl)-propionamide
    —— (22S,23S,25R)-3β-methoxy-26-pivaloyloxy-5α-furostan-23-ol 850452-07-2 C33H56O5
    (22S,23S,25R)-3β-methoxy-26-pivaloyloxy-5α-furostan-23-ol
    —— 2α-ethyl-GA<sub>1</sub> 3-acetate 13-methyl oxalate 7-methyl ester 121709-10-2 C27H34O10
    2α-ethyl-GA<sub>1</sub> 3-acetate 13-methyl oxalate 7-methyl ester
    —— 2-(methylthio)ethyl β-L-arabinopyranoside tri-O-acetate 138493-97-7 C14H22O8S
    2-(methylthio)ethyl β-L-arabinopyranoside tri-O-acetate
    —— (2R,3R,4Z)-2-(tert-butyldimethylsilyloxy)-5-(tert-butyldimethylsilyl)-non-4-ene-1,3-diol 1374870-98-0 C21H46O3Si2
    (2R,3R,4Z)-2-(tert-butyldimethylsilyloxy)-5-(tert-butyldimethylsilyl)-non-4-ene-1,3-diol
    —— 2-((1H-indol-3-yl)methyl)-9-(4-(trifluoromethyl)pyrimidin-2-yl)-2,9-diazaspiro[5.5]undecan-1-one 1373765-55-9 C23H24F3N5O
    2-((1H-indol-3-yl)methyl)-9-(4-(trifluoromethyl)pyrimidin-2-yl)-2,9-diazaspiro[5.5]undecan-1-one
    —— 2-Butyl-5,5-dimethyl-3-oxo-cyclopent-1-enecarboxylic acid 54838-11-8 C12H18O3
    2-Butyl-5,5-dimethyl-3-oxo-cyclopent-1-enecarboxylic acid
    —— 2-Chloro-10-<β-(2',3',4'-trimethoxy-benzylamino)propionyl>phenothiazin-Hydrochlorid 50532-78-0 C25H25ClN2O4S*ClH
    2-Chloro-10-<β-(2',3',4'-trimethoxy-benzylamino)propionyl>phenothiazin-Hydrochlorid
    —— 2,4,5-tribromo-1-(2,6-dichloro-benzoyl)-1<i>H</i>-imidazole 15447-61-7 C10H3Br3Cl2N2O
    2,4,5-tribromo-1-(2,6-dichloro-benzoyl)-1<i>H</i>-imidazole
    —— 2,5-Dichloro-4,6-dihydroxy-nicotinic acid ethyl ester 32250-51-4 C8H7Cl2NO4
    2,5-Dichloro-4,6-dihydroxy-nicotinic acid ethyl ester
    —— 2-benzyl-8-[3-(10,11-dihydro-dibenzo[<i>b</i>,<i>f</i>]azepin-5-yl)-propyl]-2,8-diaza-spiro[4.5]decane-1,3-dione 47787-95-1 C32H35N3O2
    2-benzyl-8-[3-(10,11-dihydro-dibenzo[<i>b</i>,<i>f</i>]azepin-5-yl)-propyl]-2,8-diaza-spiro[4.5]decane-1,3-dione
    —— 2-{[Ethyl-(2,4,5-trichloro-phenyl)-amino]-methylene}-malononitrile 42265-39-4 C12H8Cl3N3
    2-{[Ethyl-(2,4,5-trichloro-phenyl)-amino]-methylene}-malononitrile
    —— (2-ethyl-hexyl)-[1-(2-ethyl-hexyl)-2-(4-fluoro-phenyl)-4-methyl-4,5-dihydro-1<i>H</i>-imidazol-4-ylmethyl]-amine 3093-40-1 C27H46FN3
    (2-ethyl-hexyl)-[1-(2-ethyl-hexyl)-2-(4-fluoro-phenyl)-4-methyl-4,5-dihydro-1<i>H</i>-imidazol-4-ylmethyl]-amine