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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Oxo-5,6,7,8-tetrahydro-2H-chromen-3-sulfonylchlorid 91367-14-5 C9H9ClO4S
    2-Oxo-5,6,7,8-tetrahydro-2H-chromen-3-sulfonylchlorid
    —— 2',2'-dimethyl-3'-(2-methoxyethyl)oxazolidino<16β,17β-d>estra-1,3,5(10)-trien-3-ol 137437-78-6 C24H35NO3
    2',2'-dimethyl-3'-(2-methoxyethyl)oxazolidino<16β,17β-d>estra-1,3,5(10)-trien-3-ol
    —— 2-Ethyl-5,6,7,8-tetrahydro-pyrido[4,3-d]pyrimidin-4-ol; hydrochloride 109229-09-6 C9H13N3O*2ClH
    2-Ethyl-5,6,7,8-tetrahydro-pyrido[4,3-d]pyrimidin-4-ol; hydrochloride
    —— 2-<o-Anisidino>-4-methyl-selenazol 19762-05-1 C11H12N2OSe
    2-<o-Anisidino>-4-methyl-selenazol
    —— 2-(2-hydroxy-phenyl)-7,8-dimethoxy-chroman-4-one 109248-41-1 C17H16O5
    2-(2-hydroxy-phenyl)-7,8-dimethoxy-chroman-4-one
    —— (2S,6R)-2-isopropyl-1-(4-methoxybenzyl)-6-methyl-4-(2-nitrophenylsulfonyl)piperazine 1589599-10-9 C22H29N3O5S
    (2S,6R)-2-isopropyl-1-(4-methoxybenzyl)-6-methyl-4-(2-nitrophenylsulfonyl)piperazine
    —— 2-(4-dimethylamino-phenylimino)-3-oxo-3-[3]pyridyl-propionitrile 132982-96-8 C16H14N4O
    2-(4-dimethylamino-phenylimino)-3-oxo-3-[3]pyridyl-propionitrile
    —— 2-(2'-hydroxy-3'-4'-dimethoxyphenyl)benzothiazole 127941-93-9 C15H13NO3S
    2-(2'-hydroxy-3'-4'-dimethoxyphenyl)benzothiazole
    —— 2,3,4,5,6,7,9,10-Octamethyl-syn-tricyclo<4.2.2.0<sup>2,5</sup>>deca-3,7,9-trien-1,8-dimethanol 118920-79-9 C20H30O2
    2,3,4,5,6,7,9,10-Octamethyl-syn-tricyclo<4.2.2.0<sup>2,5</sup>>deca-3,7,9-trien-1,8-dimethanol
    —— 2H-dodecahydro-2,3,3a,4,5,5a,6,7,8,9,9a,9b (methoxy-2 ethoxymethoxy)-7α methyl-9aβ trans-anti-trans benz(e)indenone-2 117151-58-3 C18H30O4
    2H-dodecahydro-2,3,3a,4,5,5a,6,7,8,9,9a,9b (methoxy-2 ethoxymethoxy)-7α methyl-9aβ trans-anti-trans benz(e)indenone-2
    —— 2-pyrrolo[1,2-c]pyrimidin-3-yl-6-[2-(4-trifluoromethyl-piperidin-1-yl)-ethoxy]-chromen-4-one oxime hydrochloride 1300033-22-0 C24H23F3N4O3*ClH
    2-pyrrolo[1,2-c]pyrimidin-3-yl-6-[2-(4-trifluoromethyl-piperidin-1-yl)-ethoxy]-chromen-4-one oxime hydrochloride
    —— 2-Benzyl-4-[3-(benzothiazol-2-yl)phenyl]-3-oxo-3,4-dihydropyrido[2,3-b]pyrazine 176030-57-2 C27H18N4OS
    2-Benzyl-4-[3-(benzothiazol-2-yl)phenyl]-3-oxo-3,4-dihydropyrido[2,3-b]pyrazine
    —— 2,4,6-Me3-C6H-1,3-([N=CH-(3'-tert-Bu-5'-Me-2'-O-C6H2)-κ(2)-N,O]Ni(Ph)(PPh3))2 951325-00-1 C81H80N2Ni2O2P2
    2,4,6-Me3-C6H-1,3-([N=CH-(3'-tert-Bu-5'-Me-2'-O-C6H2)-κ(2)-N,O]Ni(Ph)(PPh3))2
    —— 2,4-bis-methylsulfanyl-5-phenyl-furo[2,3-d]pyrimidine 871814-93-6 C14H12N2OS2
    2,4-bis-methylsulfanyl-5-phenyl-furo[2,3-d]pyrimidine
    —— 2,2-bis(4-methoxyphenyl)-1,2-dihydronaphtho[2,1-b]furan 1443012-01-8 C26H22O3
    2,2-bis(4-methoxyphenyl)-1,2-dihydronaphtho[2,1-b]furan
    —— (2R,4R,5R)-4-ethyl 2-methyl 2-benzyl-5-[(S)-2,2-dimethyl-1,3-dioxolan-4-yl]-2-methylpyrrolidine-2,4-dicarboxylate 1482519-74-3 C21H29NO6
    (2R,4R,5R)-4-ethyl 2-methyl 2-benzyl-5-[(S)-2,2-dimethyl-1,3-dioxolan-4-yl]-2-methylpyrrolidine-2,4-dicarboxylate
    —— 2-hydroxy-3-methyl-6-propylbenzoic acid methyl ester 1189819-96-2 C12H16O3
    2-hydroxy-3-methyl-6-propylbenzoic acid methyl ester
    —— 2-[2-(1-Phenyl-vinyl)-phenoxy]-propionyl chloride 1071007-48-1 C17H15ClO2
    2-[2-(1-Phenyl-vinyl)-phenoxy]-propionyl chloride
    —— 2-[({[4-(trifluoromethoxy)phenyl]amino}carbonyl)amino]-1,3-thiazole-5-carboxylic acid 921213-96-9 C12H8F3N3O4S
    2-[({[4-(trifluoromethoxy)phenyl]amino}carbonyl)amino]-1,3-thiazole-5-carboxylic acid
    —— 2-Bis-<2-hydroxy-ethyl>-aminomethyl-selenophen 92988-66-4 C9H15NO2Se
    2-Bis-<2-hydroxy-ethyl>-aminomethyl-selenophen
    —— (2E,4Z)-5-(4,7-Dimethoxy-benzo[1,3]dioxol-5-yl)-penta-2,4-dienoic acid 54976-81-7 C14H14O6
    (2E,4Z)-5-(4,7-Dimethoxy-benzo[1,3]dioxol-5-yl)-penta-2,4-dienoic acid
    —— 2-amino-3-(4-propoxy-anilino)-5-(4-propoxy-phenyl)-phenazinium-betaine 103163-39-9 C30H30N4O2
    2-amino-3-(4-propoxy-anilino)-5-(4-propoxy-phenyl)-phenazinium-betaine
    —— 2-Acetamino-2-aethoxycarbonyl-3-<3,4-methylendioxy-phenyl>-bernsteinsaeure-diaethylester 94912-76-2 C20H25NO9
    2-Acetamino-2-aethoxycarbonyl-3-<3,4-methylendioxy-phenyl>-bernsteinsaeure-diaethylester
    —— 2,2'-Hexamethylen-bis-<4-hydroxy-chinazolin> 96172-45-1 C22H22N4O2
    2,2'-Hexamethylen-bis-<4-hydroxy-chinazolin>
    —— 2-Butyl-1,3-di-p-tolyl-tetrahydroimidazol 94998-87-5 C21H28N2
    2-Butyl-1,3-di-p-tolyl-tetrahydroimidazol
    —— 2-Methyl-3-methoxycarbonyl-5-cyan-isocarbostyril 91822-82-1 C13H10N2O3
    2-Methyl-3-methoxycarbonyl-5-cyan-isocarbostyril
    —— 2,3-Diphenyl-1-methoxy-1-<4-methoxy-phenyl>-buta-1,3-dien 10282-27-6 C24H22O2
    2,3-Diphenyl-1-methoxy-1-<4-methoxy-phenyl>-buta-1,3-dien
    —— 2-Benzylaminomethyl-7-methyl-1,4-benzodioxan 2164-40-1 C17H19NO2
    2-Benzylaminomethyl-7-methyl-1,4-benzodioxan
    —— 2-Methoxy-8-oxo-10a-methyl-5,6,8,9,10,10a-hexahydro-chrysen 100025-02-3 C20H20O2
    2-Methoxy-8-oxo-10a-methyl-5,6,8,9,10,10a-hexahydro-chrysen
    —— 2-Chlor-6-fluor-thioxanthon 53542-53-3 C13H6ClFOS
    2-Chlor-6-fluor-thioxanthon
    —— 2-(t-butyldimethylsilyloxy)-3-bromobenzaldehyde 1258203-17-6 C13H19BrO2Si
    2-(t-butyldimethylsilyloxy)-3-bromobenzaldehyde
    —— 2-(4-aminobenzyl)-N, N-diethyl-N'-(2-naphthylsulfonyl)malonamide 1094194-59-8 C24H27N3O4S
    2-(4-aminobenzyl)-N, N-diethyl-N'-(2-naphthylsulfonyl)malonamide
    —— 2-fluoro-4-{3-[5-(3,4,5,6-tetrahydro-2H-[1,2']bi-pyridinyl-5'-ylmethyl)-4,5,6,7-tetrahydro-1H-imidazo[4,5-c]pyridine-2-yl]-1H-indazole-6-yl}-5-(2,2,2-trifluoro-ethyl)-phenol 1421503-22-1 C32H31F4N7O
    2-fluoro-4-{3-[5-(3,4,5,6-tetrahydro-2H-[1,2']bi-pyridinyl-5'-ylmethyl)-4,5,6,7-tetrahydro-1H-imidazo[4,5-c]pyridine-2-yl]-1H-indazole-6-yl}-5-(2,2,2-trifluoro-ethyl)-phenol
    —— 2-((Z)-2-Phenyl-4-trimethylsilanyl-but-1-en-3-ynyl)-pyridine 1-oxide 127391-33-7 C18H19NOSi
    2-((Z)-2-Phenyl-4-trimethylsilanyl-but-1-en-3-ynyl)-pyridine 1-oxide
    —— 2,4-diamino-6-butyloxy-pyrimidine-3-oxide 128304-90-5 C8H14N4O2
    2,4-diamino-6-butyloxy-pyrimidine-3-oxide
    —— 2-(4-(3-(tert-butyl)-4-isopropoxyphenyl)pyrimidin-2-yl)-2,8-diazaspiro[4.5]decane 1378365-13-9 C25H36N4O
    2-(4-(3-(tert-butyl)-4-isopropoxyphenyl)pyrimidin-2-yl)-2,8-diazaspiro[4.5]decane
    —— 2-[4-(2,5-Dimethylthiophen-3-yl)-2-methyl-1,3-thiazol-5-yl]acetic acid 929974-19-6 C12H13NO2S2
    2-[4-(2,5-Dimethylthiophen-3-yl)-2-methyl-1,3-thiazol-5-yl]acetic acid
    —— 2-[(2,4-Dichlorobenzoyl)amino]-4-(methylsulfonyl)butanoic acid 1025058-91-6 C12H13Cl2NO5S
    2-[(2,4-Dichlorobenzoyl)amino]-4-(methylsulfonyl)butanoic acid
    —— 2-(3,5-dibromophenyl)-4-(4-methoxyphenyl)-3-((E)-2-phenylethylidene)-2,3-dihydroazete 1-oxide 1603847-06-8 C24H19Br2NO2
    2-(3,5-dibromophenyl)-4-(4-methoxyphenyl)-3-((E)-2-phenylethylidene)-2,3-dihydroazete 1-oxide
    —— 2-Hydroxy-3-biphenylen-4-<fluorenyl-(9)>-pentan 115963-80-9 C30H26O
    2-Hydroxy-3-biphenylen-4-<fluorenyl-(9)>-pentan
    —— 2,2'-(3,6-bis(4-(octyloxy)phenyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-diylidene)bis(2-(5-(tert-butyl)benzo[d]oxazol-2-yl)acetonitrile) 1172580-35-6 C60H68N6O4
    2,2'-(3,6-bis(4-(octyloxy)phenyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-diylidene)bis(2-(5-(tert-butyl)benzo[d]oxazol-2-yl)acetonitrile)
    —— 2,3,4,7-tetra-O-benzyl-<1-13C>valiolone 244195-51-5 C35H36O6
    2,3,4,7-tetra-O-benzyl-<1-13C>valiolone
    —— (2R)-2-tert-butyl-1,3-diazinan-4-one 182128-24-1 C8H16N2O
    (2R)-2-tert-butyl-1,3-diazinan-4-one
    —— 2-methyl-acrylic acid 5-isocyanato-pentyl ester 528880-31-1 C10H15NO3
    2-methyl-acrylic acid 5-isocyanato-pentyl ester
    —— (((2,6-di-tert-butyl-1,4-phenylene)bis(oxy))bis(carbonyl))bis(4,1-phenylene) bis(3,4-bis(decyloxy)benzoate) 1253850-80-4 C82H118O12
    (((2,6-di-tert-butyl-1,4-phenylene)bis(oxy))bis(carbonyl))bis(4,1-phenylene) bis(3,4-bis(decyloxy)benzoate)
    —— 2-(acetyloxy)-N-[2-(2-azidoacetyl)phenyl]-N-methylacetamide 267648-13-5 C13H14N4O4
    2-(acetyloxy)-N-[2-(2-azidoacetyl)phenyl]-N-methylacetamide
    —— 2-[hydroxy(phenyl)methyl]-5-trimethylsilyl-4,5-dihydrooxepin-3-one 133286-03-0 C16H22O3Si
    2-[hydroxy(phenyl)methyl]-5-trimethylsilyl-4,5-dihydrooxepin-3-one
    —— 2-cyano-4-methyl-5-piperidino-1,3-pentadienylnitrile 85147-08-6 C12H15N3
    2-cyano-4-methyl-5-piperidino-1,3-pentadienylnitrile
    —— 2-Chlor-4-hydroxy-5-(3-dimethylamino-2-propenoyl)-benzolsulfonamid 135251-18-2 C11H13ClN2O4S
    2-Chlor-4-hydroxy-5-(3-dimethylamino-2-propenoyl)-benzolsulfonamid
    —— 2-(3-(2-(5-methyl-2-(4-trifluoromethylthiophenyl)oxazol-4-yl)ethoxy)phenylmethylthio)acetic acid 244152-22-5 C22H20F3NO4S2
    2-(3-(2-(5-methyl-2-(4-trifluoromethylthiophenyl)oxazol-4-yl)ethoxy)phenylmethylthio)acetic acid