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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-(10-hydroxydecyl)-4,6-dimethoxybenzoic acid 1276020-27-9 C19H30O5
    2-(10-hydroxydecyl)-4,6-dimethoxybenzoic acid
    —— 2-nitro-8H-quino[4,3,2-kl]acridine 198025-91-1 C19H11N3O2
    2-nitro-8H-quino[4,3,2-kl]acridine
    —— 2'-O-pivaloylthiomethyl-3'-O-(2-trimethylsilylethyl N,N-diisopropylphosphoramidite)-5'-O-(4,4'-dimethoxytrityl)uridine 910028-99-8 C47H66N3O10PSSi
    2'-O-pivaloylthiomethyl-3'-O-(2-trimethylsilylethyl N,N-diisopropylphosphoramidite)-5'-O-(4,4'-dimethoxytrityl)uridine
    —— (2-methyl-5-tert-butylphenyl) 2,7-di-O-benzyl-3,4-O-(2',3'-dimethoxybutane-2'-3'-diyl)-L-glycero-1-thia-α-D-mannoheptopyranoside 1442422-51-6 C38H50O8S
    (2-methyl-5-tert-butylphenyl) 2,7-di-O-benzyl-3,4-O-(2',3'-dimethoxybutane-2'-3'-diyl)-L-glycero-1-thia-α-D-mannoheptopyranoside
    —— 2-[14-(methyl 12-methoxy-7-oxopodocarpa-5,8,11,13-tetraen-19-oate)]ethanol 287919-30-6 C21H26O5
    2-[14-(methyl 12-methoxy-7-oxopodocarpa-5,8,11,13-tetraen-19-oate)]ethanol
    —— 2-(2-iodo-benzyl)-5-p-tolyl-3-vinylidene-tetrahydro-furan 919482-55-6 C20H19IO
    2-(2-iodo-benzyl)-5-p-tolyl-3-vinylidene-tetrahydro-furan
    —— 2-(1,3-Dioxo-butyl)-2,5-dimethoxy-2,5-dihydro-furan 91950-54-8 C10H14O5
    2-(1,3-Dioxo-butyl)-2,5-dimethoxy-2,5-dihydro-furan
    —— 2-(4-formylphenyl)-2H-pyran-3,5-dicarbaldehyde 1310708-65-6 C14H10O4
    2-(4-formylphenyl)-2H-pyran-3,5-dicarbaldehyde
    —— 2,2-difluoro-2-(2-furyl)-1-(4-methoxyphenyl)ethan-1-one 748800-45-5 C13H10F2O3
    2,2-difluoro-2-(2-furyl)-1-(4-methoxyphenyl)ethan-1-one
    —— 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl iodide 74638-65-6 C14H19IO9
    2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl iodide
    —— (2R,3R,3aR,5S,6aS)-3-Benzyloxy-2-benzyloxymethyl-5-iodomethyl-hexahydro-furo[3,2-b]furan 326487-10-9 C22H25IO4
    (2R,3R,3aR,5S,6aS)-3-Benzyloxy-2-benzyloxymethyl-5-iodomethyl-hexahydro-furo[3,2-b]furan
    —— (2S,3R)-1-(2-(2,5-dihydroxy-3,6-dioxocyclohexa-1,4-dienyl)ethylamino)-3-hydroxy-1-oxobutan-2-aminium chloride 1380092-51-2 C12H16N2O6*ClH
    (2S,3R)-1-(2-(2,5-dihydroxy-3,6-dioxocyclohexa-1,4-dienyl)ethylamino)-3-hydroxy-1-oxobutan-2-aminium chloride
    —— 2-methyl-naphtho[2,1-<i>e</i>][1,3]oxazin-4-one 73389-03-4 C13H9NO2
    2-methyl-naphtho[2,1-<i>e</i>][1,3]oxazin-4-one
    —— 2-Hydroxy-1.7-dimethyl-fluoren-3-carbonsaeuremethylester 16304-89-5 C17H16O3
    2-Hydroxy-1.7-dimethyl-fluoren-3-carbonsaeuremethylester
    —— (2-Methoxy-ethyl)-methyl-[2-(4-nitro-3-trimethylsilanylmethyl-phenoxy)-ethyl]-amine 616882-56-5 C16H28N2O4Si
    (2-Methoxy-ethyl)-methyl-[2-(4-nitro-3-trimethylsilanylmethyl-phenoxy)-ethyl]-amine
    —— (2Z,6E,8Z)-(10S,13R)-3,10-Dimethyl-15-oxo-13-(2-trimethylsilanyl-ethoxymethoxy)-pentadeca-2,6,8-trienoic acid 2-trimethylsilanyl-ethyl ester 127733-32-8 C28H52O5Si2
    (2Z,6E,8Z)-(10S,13R)-3,10-Dimethyl-15-oxo-13-(2-trimethylsilanyl-ethoxymethoxy)-pentadeca-2,6,8-trienoic acid 2-trimethylsilanyl-ethyl ester
    —— 2-Benzylsulfonyl-5-methoxyaniline 74462-43-4 C14H15NO3S
    2-Benzylsulfonyl-5-methoxyaniline
    —— 2-p-Toluolsulfonyloxy-benzolazocarbonsaeure-ethylester 1239-12-9 C16H16N2O5S
    2-p-Toluolsulfonyloxy-benzolazocarbonsaeure-ethylester
    —— 2-acetyl-5-(2,6-dimethylphenyl)cyclohexane-1,3-dione 1609375-06-5 C16H18O3
    2-acetyl-5-(2,6-dimethylphenyl)cyclohexane-1,3-dione
    —— 2-((1r,4r)-4-(4-(1-(phenylcarbamoyl)-2,3-dihydro-1H-pyrido[2,3-b][1,4]oxazin-6-yl)phenyl)cyclohexyl)acetic acid 1245709-52-7 C28H29N3O4
    2-((1r,4r)-4-(4-(1-(phenylcarbamoyl)-2,3-dihydro-1H-pyrido[2,3-b][1,4]oxazin-6-yl)phenyl)cyclohexyl)acetic acid
    —— 2-(5-fluoro-4'-methylbiphenyl-2-yl)-2H-1,2,3-triazole 1610768-96-1 C15H12FN3
    2-(5-fluoro-4'-methylbiphenyl-2-yl)-2H-1,2,3-triazole
    —— (2'R,3'S,5'S)-2'-Benzyloxymethyl-2-oxo-1,2-dihydro-spiro[indole-3,3'-pyrrolidine]-5'-carboxylic acid methyl ester 225110-74-7 C21H22N2O4
    (2'R,3'S,5'S)-2'-Benzyloxymethyl-2-oxo-1,2-dihydro-spiro[indole-3,3'-pyrrolidine]-5'-carboxylic acid methyl ester
    —— 2,3-dimethyl(213C)butane 78939-17-0 C6H13
    2,3-dimethyl(213C)butane
    —— 2-(3-nitrophenyl)-3-(pyridin-2-ylmethyl)-1,3-thiazolidin-4-one 1392140-13-4 C15H13N3O3S
    2-(3-nitrophenyl)-3-(pyridin-2-ylmethyl)-1,3-thiazolidin-4-one
    —— 2-(7-chloro-1-(2'-methyl-[1,1'-biphenyl]-4-carbonyl)-2,3,4,5-tetrahydro-1H-benzo[b]azepin-5-yl)acetic acid 175144-86-2 C26H24ClNO3
    2-(7-chloro-1-(2'-methyl-[1,1'-biphenyl]-4-carbonyl)-2,3,4,5-tetrahydro-1H-benzo[b]azepin-5-yl)acetic acid
    —— 2,6-[(2,4,6-Me3C6H2)NCCH(CH2C6H5)2]2C5H3N 951696-27-8 C55H55N3
    2,6-[(2,4,6-Me3C6H2)NCCH(CH2C6H5)2]2C5H3N
    —— (2S,4'R,4R)-N-tert-butyloxycarbonyl-2-(4,5-dihydro-4-phenyl-1,3-oxazole-2-yl)-4-(methylsulfonyl)oxyl-pyrrolidine 369366-65-4 C19H26N2O6S
    (2S,4'R,4R)-N-tert-butyloxycarbonyl-2-(4,5-dihydro-4-phenyl-1,3-oxazole-2-yl)-4-(methylsulfonyl)oxyl-pyrrolidine
    —— 2-[3-(4-Chloro-2-iodo-phenyl)-ureido]-benzoic acid 13291-30-0 C14H10ClIN2O3
    2-[3-(4-Chloro-2-iodo-phenyl)-ureido]-benzoic acid
    —— (2-acetyl-1,10-phenanthroline(2,6-dibromoanil))trichlorochromium(III) 1072830-61-5 C20H13Br2Cl3CrN3
    (2-acetyl-1,10-phenanthroline(2,6-dibromoanil))trichlorochromium(III)
    —— 2-chloro-N-(4-methylpyridin-2-yl)acetamide 36145-30-9 C8H9ClN2O
    2-chloro-N-(4-methylpyridin-2-yl)acetamide
    —— ((2S,4S)-4-fluoro-1-(4-(o-tolyloxy)phenyl)pyrrolidin-2-yl)methanol 1283145-95-8 C18H20FNO2
    ((2S,4S)-4-fluoro-1-(4-(o-tolyloxy)phenyl)pyrrolidin-2-yl)methanol
    —— 2-[4-(1,3-Dimethyl-cyclopentyl)-phenoxy]-2-methyl-propionic acid 52017-15-9 C17H24O3
    2-[4-(1,3-Dimethyl-cyclopentyl)-phenoxy]-2-methyl-propionic acid
    —— 2-Furan-2-ylmethyl-[1,2]thiazetidine 1,1-dioxide 103021-03-0 C7H9NO3S
    2-Furan-2-ylmethyl-[1,2]thiazetidine 1,1-dioxide
    —— 2-Ethoxy-4-methyl-7-nitro-11H-dibenzo[c,f][1,2]diazepine 98583-11-0 C16H15N3O3
    2-Ethoxy-4-methyl-7-nitro-11H-dibenzo[c,f][1,2]diazepine
    —— 2-hexyl-2-methyl-aziridine 13893-73-7 C9H19N
    2-hexyl-2-methyl-aziridine
    —— 2-Chloro-4-[(2S)-3-hydroxy-2-[((2S)-2-hydroxy-3-phenoxypropyl)amino]propyl]phenol hydrochloride 357408-80-1 C18H22ClNO4*ClH
    2-Chloro-4-[(2S)-3-hydroxy-2-[((2S)-2-hydroxy-3-phenoxypropyl)amino]propyl]phenol hydrochloride
    —— 2-aminocarbonylamino-6-(quinolin-3-yl)indole-3-carboxamide 1040167-72-3 C19H15N5O2
    2-aminocarbonylamino-6-(quinolin-3-yl)indole-3-carboxamide
    —— 2-Allyloxymethyl-3,6-dioxa-1,8-octanediol 271789-15-2 C10H20O5
    2-Allyloxymethyl-3,6-dioxa-1,8-octanediol
    —— 2-Dioxan-1,3,5,7-Tetra-tert-butyl-4,4,8,8-tetramethyl-5,7-dioxonia-1,3-diazonia-4,8-disila-2Λ3,6Λ6-dithiatricyclo<4.2.0.03,6>octan 119297-41-5 C4H8O2*2C10H24NOSi*2Li
    2-Dioxan-1,3,5,7-Tetra-tert-butyl-4,4,8,8-tetramethyl-5,7-dioxonia-1,3-diazonia-4,8-disila-2Λ3,6Λ6-dithiatricyclo<4.2.0.03,6>octan
    —— 2-Chloro-N-(2,2,3-trichloro-1-hydroxy-propyl)-benzamide 64204-64-4 C10H9Cl4NO2
    2-Chloro-N-(2,2,3-trichloro-1-hydroxy-propyl)-benzamide
    —— 2-<Chromanyl-(6)>propionsaeure 63476-57-3 C12H14O3
    2-<Chromanyl-(6)>propionsaeure
    —— 2'-ethyl-2,5-diphenyl-1',4'-dihydro-2<i>H</i>,2'<i>H</i>-spiro[pyrazole-4,3'-quinolin]-3-one 65406-47-5 C25H23N3O
    2'-ethyl-2,5-diphenyl-1',4'-dihydro-2<i>H</i>,2'<i>H</i>-spiro[pyrazole-4,3'-quinolin]-3-one
    —— 2-methyl-9,9a-dihydro-3a<i>H</i>-4,9-epioxido-pyrrolo[3,4-<i>b</i>]quinoline-1,3-dione 63108-31-6 C12H10N2O3
    2-methyl-9,9a-dihydro-3a<i>H</i>-4,9-epioxido-pyrrolo[3,4-<i>b</i>]quinoline-1,3-dione
    —— (2R,3S,5R)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-5-(2-nitropyrrol-1-yl)oxolan-3-ol 940949-53-1 C30H30N2O7
    (2R,3S,5R)-2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-5-(2-nitropyrrol-1-yl)oxolan-3-ol
    —— 2-<(p-tolyl)ethynyl>anthraquinone 130049-32-0 C23H14O2
    2-<(p-tolyl)ethynyl>anthraquinone
    —— 2-(cyclopropanecarbonyl-amino)-5-(4-fluoro-2-trifluoromethyl-phenoxymethyl)-benzoic acid 1046399-64-7 C19H15F4NO4
    2-(cyclopropanecarbonyl-amino)-5-(4-fluoro-2-trifluoromethyl-phenoxymethyl)-benzoic acid
    —— 2-acetamido-4-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-1,6-anhydro-2-deoxy-3-O-[(1R)-1-(amido)ethyl]-β-D-glucopyranose 1449311-45-8 C19H31N3O11
    2-acetamido-4-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-1,6-anhydro-2-deoxy-3-O-[(1R)-1-(amido)ethyl]-β-D-glucopyranose
    —— 2-[4-[3-[N-(benzoxazol-2-yl)-N-n-propyl]aminopropyl]phenoxy]-2-methylpropionic acid 627096-39-3 C23H28N2O4
    2-[4-[3-[N-(benzoxazol-2-yl)-N-n-propyl]aminopropyl]phenoxy]-2-methylpropionic acid
    —— 2-(2-isopropyl-2H-[1,2,4]triazol-3-yl)-9-(5-methyl-pyridin-3-yl)-4,5-dihydro-6-oxa-3-thia-1-aza-benzo[e]azulene 1282524-74-6 C22H21N5OS
    2-(2-isopropyl-2H-[1,2,4]triazol-3-yl)-9-(5-methyl-pyridin-3-yl)-4,5-dihydro-6-oxa-3-thia-1-aza-benzo[e]azulene
    —— 2,3,4,6-Tetrabromo-5-chlorobenzoesaeure 63165-52-6 C7HBr4ClO2
    2,3,4,6-Tetrabromo-5-chlorobenzoesaeure