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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,2'-<i>p</i>-phenylenedimercapto-di-aniline; dihydrochloride 110491-64-0 C18H16N2S2*2ClH
    2,2'-<i>p</i>-phenylenedimercapto-di-aniline; dihydrochloride
    —— 2",3"-dihydro-2",3",3"-trimethyl-3-phenylfuro<4",5":8,7>flavone 77609-96-2 C26H22O3
    2",3"-dihydro-2",3",3"-trimethyl-3-phenylfuro<4",5":8,7>flavone
    —— 2-{N'-[m-(benzyloxycarbonyl)phenyl]ureidomethylcarbamoyl}benzophenone 171724-83-7 C30H25N3O5
    2-{N'-[m-(benzyloxycarbonyl)phenyl]ureidomethylcarbamoyl}benzophenone
    —— 2-(2-butoxyethoxy)-5-chlorobenzoic acid 1271523-61-5 C13H17ClO4
    2-(2-butoxyethoxy)-5-chlorobenzoic acid
    —— (2S,3S)-3-(tert-butoxycarbonylamino)-1,2-O-isopropylidene-3-phenyl-1,2-propanediol 188200-13-7 C17H25NO4
    (2S,3S)-3-(tert-butoxycarbonylamino)-1,2-O-isopropylidene-3-phenyl-1,2-propanediol
    —— (2R,3S)-tert-butyl 2-(2,6-dichlorobenzyloxy)-3-(4-methoxyphenylamino)-3-phenylpropanoate 1201554-47-3 C27H29Cl2NO4
    (2R,3S)-tert-butyl 2-(2,6-dichlorobenzyloxy)-3-(4-methoxyphenylamino)-3-phenylpropanoate
    —— 2-(1,2-dibromo-propyl)-3-hydroxy-[1,4]naphthoquinone 858019-87-1 C13H10Br2O3
    2-(1,2-dibromo-propyl)-3-hydroxy-[1,4]naphthoquinone
    —— 2-(3,5-bis(4-chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-(4-methoxyphenyl)-5-(1H-1,2,4-triazol-1-yl)thiazole 1278594-59-4 C27H20Cl2N6OS
    2-(3,5-bis(4-chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-(4-methoxyphenyl)-5-(1H-1,2,4-triazol-1-yl)thiazole
    —— 2-amino-7-methoxy-4-p-tolyl-4H-chromene-3-carbonitrile 1008925-79-8 C18H16N2O2
    2-amino-7-methoxy-4-p-tolyl-4H-chromene-3-carbonitrile
    —— (2R)-methyl 3-methyl-2-(6-oxo-12,13-dihydro-4bH-isoquinolino[2,1-a]quinazolin-5(6H)-yl)butanoate 1454933-55-1 C22H24N2O3
    (2R)-methyl 3-methyl-2-(6-oxo-12,13-dihydro-4bH-isoquinolino[2,1-a]quinazolin-5(6H)-yl)butanoate
    —— 2-(5-chloro-1(3)<i>H</i>-benzimidazol-2-yl)-benzenesulfonic acid 100546-27-8 C13H9ClN2O3S
    2-(5-chloro-1(3)<i>H</i>-benzimidazol-2-yl)-benzenesulfonic acid
    —— 2-Chlor-3,3,4,4,5,5-hexafluor-cyclopentenyl-dichlormethylsilan 359-79-5 C6H3Cl3F6Si
    2-Chlor-3,3,4,4,5,5-hexafluor-cyclopentenyl-dichlormethylsilan
    —— 2-Butylamino-1-(8-ethoxy-3,4-dihydro-2H-quinolin-1-yl)-ethanone 17133-41-4 C17H26N2O2
    2-Butylamino-1-(8-ethoxy-3,4-dihydro-2H-quinolin-1-yl)-ethanone
    —— (2,4,6-trimethylbenzoyl)(2,6-bis[(dimethylamino)methyl]pyridine)palladium trifluoromethanesulfonate 170958-17-5 CF3O3S*C21H30N3OPd
    (2,4,6-trimethylbenzoyl)(2,6-bis[(dimethylamino)methyl]pyridine)palladium trifluoromethanesulfonate
    —— (2S,3R)-bicyclo[4.2.0]octa-1(6),4-diene-2,3-diol 136789-25-8 C8H10O2
    (2S,3R)-bicyclo[4.2.0]octa-1(6),4-diene-2,3-diol
    —— 2-((2,6-diethylphenyl)(ethoxymethyl)amino)-2-oxoethyl isopropylsulfamate 57836-38-1 C18H30N2O5S
    2-((2,6-diethylphenyl)(ethoxymethyl)amino)-2-oxoethyl isopropylsulfamate
    —— 2-phenyl-1-phenylsulfonyloxy-5,6-dihydro-3a-azaphenalen-3(4H)-one 137786-78-8 C24H19NO4S
    2-phenyl-1-phenylsulfonyloxy-5,6-dihydro-3a-azaphenalen-3(4H)-one
    —— 2-(piperidinomethoxy)-1-(ethylsulfanyl)octane 1462353-62-3 C16H33NOS
    2-(piperidinomethoxy)-1-(ethylsulfanyl)octane
    —— 2,6-Di-tert-butyl-4-(5,5-dimethyl-2-oxo-2λ<sup>5</sup>-[1,3,2]dioxaphosphinan-2-ylamino)-phenol 54757-42-5 C19H32NO4P
    2,6-Di-tert-butyl-4-(5,5-dimethyl-2-oxo-2λ<sup>5</sup>-[1,3,2]dioxaphosphinan-2-ylamino)-phenol
    —— 2.5-Bis-aethoxycarbonyl-1-<4-carboxy-phenyl>-benzol 10159-16-7 C19H18O8
    2.5-Bis-aethoxycarbonyl-1-<4-carboxy-phenyl>-benzol
    —— 2-{2-[4-Benzyloxycarbonylamino-2-(2-{2-[1-(4-chloro-benzoyl)-5-methoxy-2-methyl-1H-indol-3-yl]-acetoxy}-acetylamino)-butyrylamino]-3-phenyl-propionylamino}-3-phenyl-propionic acid methyl ester 70930-29-9 C52H52ClN5O11
    2-{2-[4-Benzyloxycarbonylamino-2-(2-{2-[1-(4-chloro-benzoyl)-5-methoxy-2-methyl-1H-indol-3-yl]-acetoxy}-acetylamino)-butyrylamino]-3-phenyl-propionylamino}-3-phenyl-propionic acid methyl ester
    —— (2R,4R)-tert-butyl 4-(benzyloxy)-2-((1S,2S)-1-hydroxy-2-(3-((R)-2-(4-methylthiazol-2-yl)pyrrolidine-1-carbonyl)benzamido)-3-phenylpropyl)pyrrolidine-1-carboxylate 1221263-02-0 C41H48N4O6S
    (2R,4R)-tert-butyl 4-(benzyloxy)-2-((1S,2S)-1-hydroxy-2-(3-((R)-2-(4-methylthiazol-2-yl)pyrrolidine-1-carbonyl)benzamido)-3-phenylpropyl)pyrrolidine-1-carboxylate
    —— 2-iodophenethyl acetate 57527-00-1 C10H11IO2
    2-iodophenethyl acetate
    —— 2-((2R,3R,3a'S,5S,5'R,7'R,9'S,9a'S)-3,5,7'-trimethylhexahydrospiro[piperidine-2,2'-[5,9]epoxyfuro[3,2-b]oxocin]-5'(3'H)-yl)acetic acid 781668-66-4 C18H29NO5
    2-((2R,3R,3a'S,5S,5'R,7'R,9'S,9a'S)-3,5,7'-trimethylhexahydrospiro[piperidine-2,2'-[5,9]epoxyfuro[3,2-b]oxocin]-5'(3'H)-yl)acetic acid
    —— (2-decyloxy-5-decylsulfanylbenzyl)phosphonic acid diethyl ester 1613377-59-5 C31H57O4PS
    (2-decyloxy-5-decylsulfanylbenzyl)phosphonic acid diethyl ester
    —— 2-amino-6H-indolo[2,3-b]quinoxaline 1097635-47-6 C14H10N4
    2-amino-6H-indolo[2,3-b]quinoxaline
    —— (2S,3S,4R,5S,6S)-2-(((3S,7R,9S,9aR)-5-methoxy-3,6,9-trimethyl-7-(2-methylprop-1-en-1-yl)-2,3,7,8,9,9a-hexahydro-1H-phenalen-4-yl)oxy)-6-methyltetrahydro-2H-pyran-3,4,5-triol 1046417-36-0 C27H40O6
    (2S,3S,4R,5S,6S)-2-(((3S,7R,9S,9aR)-5-methoxy-3,6,9-trimethyl-7-(2-methylprop-1-en-1-yl)-2,3,7,8,9,9a-hexahydro-1H-phenalen-4-yl)oxy)-6-methyltetrahydro-2H-pyran-3,4,5-triol
    —— 2,3,6,7-Tetrakis(carboethoxy)-naphthalin 156537-37-0 C22H24O8
    2,3,6,7-Tetrakis(carboethoxy)-naphthalin
    —— 2-(2'-Chloro-biphenyl-4-yl)-2-hydroxy-propionic acid 6908-45-8 C15H13ClO3
    2-(2'-Chloro-biphenyl-4-yl)-2-hydroxy-propionic acid
    —— 2-Methyl-N-pyridin-3-yl-thiobutyrimidic acid 2-iodo-benzyl ester 57416-58-7 C17H19IN2S
    2-Methyl-N-pyridin-3-yl-thiobutyrimidic acid 2-iodo-benzyl ester
    —— 2-{5-[5-(4-octyloxy-phenyl)-[1,3,4]oxadiazol-2-yl]-thiophen-2-yl}-benzooxazole 1965-69-1 C27H27N3O3S
    2-{5-[5-(4-octyloxy-phenyl)-[1,3,4]oxadiazol-2-yl]-thiophen-2-yl}-benzooxazole
    —— 2-acetoxymethyl-4-(5-nitro-furan-2-yl)-quinoline 23796-39-6 C16H12N2O5
    2-acetoxymethyl-4-(5-nitro-furan-2-yl)-quinoline
    —— (2S,3S)-2-Amino-3-methyl-pentanoic acid {(S)-1-[3-cyano-1-(2,2-difluoro-ethyl)-2-oxo-3-(triphenyl-λ5-phosphanylidene)-propylcarbamoyl]-3-methyl-butyl}-amide 438202-56-3 C36H43F2N4O3P
    (2S,3S)-2-Amino-3-methyl-pentanoic acid {(S)-1-[3-cyano-1-(2,2-difluoro-ethyl)-2-oxo-3-(triphenyl-λ5-phosphanylidene)-propylcarbamoyl]-3-methyl-butyl}-amide
    —— 2-octadecyl-decahydro-naphthalene 96374-58-2 C28H54
    2-octadecyl-decahydro-naphthalene
    —— (2S,5S)-1-((2S)-2-amino-2-cyclohexylethanoyl)-5-ethylpyrrolidine-2-carbonitrile trifluoroacetate 676559-64-1 C2HF3O2*C15H25N3O
    (2S,5S)-1-((2S)-2-amino-2-cyclohexylethanoyl)-5-ethylpyrrolidine-2-carbonitrile trifluoroacetate
    —— (2Z,2'Z)-3,3'-oxybis(4-chloro-2-(chloromethylene)-3-methyl-2,3-dihydro-1,3-selenasilole) 1205538-95-9 C10H10Cl4OSe2Si2
    (2Z,2'Z)-3,3'-oxybis(4-chloro-2-(chloromethylene)-3-methyl-2,3-dihydro-1,3-selenasilole)
    —— 2-(4-chlorophenyl)-3-(3-(4-chlorophenyl)-4,5-dihydroisoxazol-5-yl)-1H-indole 1392103-85-3 C23H16Cl2N2O
    2-(4-chlorophenyl)-3-(3-(4-chlorophenyl)-4,5-dihydroisoxazol-5-yl)-1H-indole
    —— 2-bromo-N-(2,5-dioxooxolan-3-yl)benzamide 104252-96-2 C11H8BrNO4
    2-bromo-N-(2,5-dioxooxolan-3-yl)benzamide
    —— (2R,4R)-2-tert-Butyl-4-isobutyl-[1,3]oxathiolan-5-one 115589-84-9 C11H20O2S
    (2R,4R)-2-tert-Butyl-4-isobutyl-[1,3]oxathiolan-5-one
    —— 2-amino-4-(2-hydroxy-3-methoxy-phenyl)-5,6-dimethyl-4,5-dihydro-pyridine-3-carbonitrile 41207-05-0 C15H17N3O2
    2-amino-4-(2-hydroxy-3-methoxy-phenyl)-5,6-dimethyl-4,5-dihydro-pyridine-3-carbonitrile
    —— 2-(2-Cyano-ethyl)-N,N'-bis-(4-methoxy-phenyl)-2-methyl-malonamide 60519-80-4 C21H23N3O4
    2-(2-Cyano-ethyl)-N,N'-bis-(4-methoxy-phenyl)-2-methyl-malonamide
    —— 2-Carbethoxy-4-pyridinpropionsaeureethylester 52809-21-9 C13H17NO4
    2-Carbethoxy-4-pyridinpropionsaeureethylester
    —— 2-(1,4-Dioxo-1,4-dihydro-naphthalen-2-ylamino)-3-methyl-pentanoic acid ethyl ester 68561-64-8 C18H21NO4
    2-(1,4-Dioxo-1,4-dihydro-naphthalen-2-ylamino)-3-methyl-pentanoic acid ethyl ester
    —— 2,4-Dihydroxy-6-phenyl-1,3,5-triazin-benzoguanamin 27039-10-7 C9H7N3O2*C9H9N5
    2,4-Dihydroxy-6-phenyl-1,3,5-triazin-benzoguanamin
    —— 2-Naphtho[1,2-b]thiophen-5-yl-oxirane 50920-27-9 C14H10OS
    2-Naphtho[1,2-b]thiophen-5-yl-oxirane
    —— 2,3-Diphenyl-5,7,7-trimethyl-1,4-diazacyclohepta-2,4-dien 38202-13-0 C20H22N2
    2,3-Diphenyl-5,7,7-trimethyl-1,4-diazacyclohepta-2,4-dien
    —— 2,3,7,8,12,13,17,18-octaethyl-21<i>H</i>,23<i>H</i>-porphine-5-carbaldehyde <i>O</i>-acetyl-oxime 53727-88-1 C39H49N5O2
    2,3,7,8,12,13,17,18-octaethyl-21<i>H</i>,23<i>H</i>-porphine-5-carbaldehyde <i>O</i>-acetyl-oxime
    —— 2-Dodecylsulfanyl-1H-imidazole; hydrobromide 5512-28-7 BrH*C15H28N2S
    2-Dodecylsulfanyl-1H-imidazole; hydrobromide
    —— 2-methyl-3-methylcarbamoylsulfanyl-2-(7-methyl-4<i>H</i>-pyrimido[4,5-<i>d</i>]pyrimidin-3-yl)-tetrahydro-furan 52098-91-6 C14H19N5O2S
    2-methyl-3-methylcarbamoylsulfanyl-2-(7-methyl-4<i>H</i>-pyrimido[4,5-<i>d</i>]pyrimidin-3-yl)-tetrahydro-furan
    —— 2-(1-thiophen-2-ylmethyl-4,5-dihydro-1<i>H</i>-imidazol-2-yl)-1<i>H</i>-benzoimidazole 51947-62-7 C15H14N4S
    2-(1-thiophen-2-ylmethyl-4,5-dihydro-1<i>H</i>-imidazol-2-yl)-1<i>H</i>-benzoimidazole