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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-(3-Oxo-3H-benzo[d]isoxazol-2-yl)-acetamide 143869-56-1 C9H8N2O3
    2-(3-Oxo-3H-benzo[d]isoxazol-2-yl)-acetamide
    —— 2,3-dihydro-1H-inden-1,2,2-d3-1-ol 107953-66-2 C9H10O
    2,3-dihydro-1H-inden-1,2,2-d3-1-ol
    —— (2R,3R,4R)-3,4-bis(methoxomethoxy)-2-vinyl-3,4.dihydro-2H-pyran 1259524-36-1 C11H18O5
    (2R,3R,4R)-3,4-bis(methoxomethoxy)-2-vinyl-3,4.dihydro-2H-pyran
    —— 2',5'-dideoxy-5'-(2-O-4,4'-dimethoxytritylthio)-3'-O-(diphenyl-tert-butylsilyl)-N<sup>2</sup>-isobutyrylguanosine 153765-17-4 C53H59N5O7SSi
    2',5'-dideoxy-5'-(2-O-4,4'-dimethoxytritylthio)-3'-O-(diphenyl-tert-butylsilyl)-N<sup>2</sup>-isobutyrylguanosine
    —— (2S,3S,4RS,5S,6S)-5,7-di(benzyloxy)-2,4,6-trimethylheptane-1,3-diol 1227632-83-8 C24H34O4
    (2S,3S,4RS,5S,6S)-5,7-di(benzyloxy)-2,4,6-trimethylheptane-1,3-diol
    —— 2-azido-3,4-O-isopropylidene-D-ribo-1,3,4-decanetriol 745041-60-5 C13H25N3O3
    2-azido-3,4-O-isopropylidene-D-ribo-1,3,4-decanetriol
    —— 2-Allyl-4-methyl-3-oxodihydro-1,2,4-benzothiadiazin-1,1-dioxyd 42140-56-7 C11H12N2O3S
    2-Allyl-4-methyl-3-oxodihydro-1,2,4-benzothiadiazin-1,1-dioxyd
    —— 2,3-dihydro-2-acetyl-3,3-dimethyl-4-(4-methylpentyl)-1,2,5-thiadiazole 1,1-dioxide 72331-06-7 C12H22N2O3S
    2,3-dihydro-2-acetyl-3,3-dimethyl-4-(4-methylpentyl)-1,2,5-thiadiazole 1,1-dioxide
    —— 2-hydroxyethyl 2,3-di-O-acetyl-4,6-di-O-methyl-β-D-glucopyranose 1574641-78-3 C14H24O9
    2-hydroxyethyl 2,3-di-O-acetyl-4,6-di-O-methyl-β-D-glucopyranose
    —— 2-[4-[2-(1-pyrrolidino)ethoxy]phenyl]-3-(4-hydroxyphenyl)-7-hydroxy-2H-1-benzopyran 163623-55-0 C27H27NO4
    2-[4-[2-(1-pyrrolidino)ethoxy]phenyl]-3-(4-hydroxyphenyl)-7-hydroxy-2H-1-benzopyran
    —— 2-(2,3-diacetoxy-phenyl)-chromen-4-one 80710-42-5 C19H14O6
    2-(2,3-diacetoxy-phenyl)-chromen-4-one
    —— 2-[(2R,3S)-2-(2-Methoxy-acetylsulfanyl)-4-oxo-3-propyl-azetidin-1-yl]-3-methyl-but-2-enoic acid 4-methoxy-benzyl ester 129544-23-6 C22H29NO6S
    2-[(2R,3S)-2-(2-Methoxy-acetylsulfanyl)-4-oxo-3-propyl-azetidin-1-yl]-3-methyl-but-2-enoic acid 4-methoxy-benzyl ester
    —— 26,27,28-nor-hippuristanol 1198782-30-7 C25H40O5
    26,27,28-nor-hippuristanol
    —— 2,3,4,5-tetrahydro-1H-pyrido[2',1':2,3]imidazo[4,5-c]azepin-1-one 1374640-00-2 C11H11N3O
    2,3,4,5-tetrahydro-1H-pyrido[2',1':2,3]imidazo[4,5-c]azepin-1-one
    —— 2'-azidoethyl 5-acetamido-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate-(2-3)-β-D-galactopyranosyl-(1→4)-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1→3)-[5-(2-hydroxyacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate-(2-6)]-β-D-galactopyranosyl-(1→4)-2-acetamido-2-deoxy-β-D-glucopyranoside 1499184-61-0 C52H85N7O38
    2'-azidoethyl 5-acetamido-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate-(2-3)-β-D-galactopyranosyl-(1→4)-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1→3)-[5-(2-hydroxyacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate-(2-6)]-β-D-galactopyranosyl-(1→4)-2-acetamido-2-deoxy-β-D-glucopyranoside
    —— 2,2'-ethane-1,2-diyl-bis-[1,3,6,2]dioxazaborocane 21777-63-9 C10H22B2N2O4
    2,2'-ethane-1,2-diyl-bis-[1,3,6,2]dioxazaborocane
    —— 2-(6-(tert-butoxycarbonylaminomethyl)benzo[d][1,3]dioxol-5-yl)-6-(ethoxycarbonylmethyl)cyclohex-2-enone 1448847-26-4 C23H29NO7
    2-(6-(tert-butoxycarbonylaminomethyl)benzo[d][1,3]dioxol-5-yl)-6-(ethoxycarbonylmethyl)cyclohex-2-enone
    —— 2-[4-(2-Azido-phenyl)-6-(2-hydroxy-ethyl)-8-oxo-5,6,7,8-tetrahydro-quinolin-7-ylsulfanyl]-acetamide 165675-09-2 C19H19N5O3S
    2-[4-(2-Azido-phenyl)-6-(2-hydroxy-ethyl)-8-oxo-5,6,7,8-tetrahydro-quinolin-7-ylsulfanyl]-acetamide
    —— 2,5-dichloro-N-((4-(isopropoxymethyl)-1H-1,2,3-triazol-5-yl)methyl)benzenesulfonamide 1226865-39-9 C13H16Cl2N4O3S
    2,5-dichloro-N-((4-(isopropoxymethyl)-1H-1,2,3-triazol-5-yl)methyl)benzenesulfonamide
    —— 2,4,5-Trimethyl-1H-pyrrole-3-carboxylic acid 1-ethyl-piperidin-4-yl ester 62967-23-1 C15H24N2O2
    2,4,5-Trimethyl-1H-pyrrole-3-carboxylic acid 1-ethyl-piperidin-4-yl ester
    —— 2-Isopropyl-7-methyl-8-nitro-1-phenyl-1,2,3,3a,4,5-hexahydro-imidazo[1,5-a]quinoline 29071-99-6 C21H25N3O2
    2-Isopropyl-7-methyl-8-nitro-1-phenyl-1,2,3,3a,4,5-hexahydro-imidazo[1,5-a]quinoline
    —— (((2R,3S)-2-((S)-2-(benzyloxy)-3-methylpenta-3,4-dien-1-yl)tetrahydro-2H-pyran-3-yl)oxy)(tert-butyl)dimethylsilane 1456889-03-4 C24H38O3Si
    (((2R,3S)-2-((S)-2-(benzyloxy)-3-methylpenta-3,4-dien-1-yl)tetrahydro-2H-pyran-3-yl)oxy)(tert-butyl)dimethylsilane
    —— 2,2'-{3,3'-(2-hydroxy-5-methyl-1,3-phenylene)bis(methylene)bis[(pyridin-2-ylmethyl)azanediyl]bis(methylene)bis(4-hydroxy-3,1-phenylene)}bis(methylene)diisoindoline-1,3-dione 1009318-35-7 C53H46N6O7
    2,2'-{3,3'-(2-hydroxy-5-methyl-1,3-phenylene)bis(methylene)bis[(pyridin-2-ylmethyl)azanediyl]bis(methylene)bis(4-hydroxy-3,1-phenylene)}bis(methylene)diisoindoline-1,3-dione
    —— 2-Hexanoyloxy-1-<2-aethoxy-aethoxy>-aethan 20207-41-4 C12H24O4
    2-Hexanoyloxy-1-<2-aethoxy-aethoxy>-aethan
    —— 2-(6-methoxynaphthalen-2-yl)-1-(5-phenyl-2,3-dihydro-pyrazol-1-yl)propan-1-one 1639398-41-6 C23H22N2O2
    2-(6-methoxynaphthalen-2-yl)-1-(5-phenyl-2,3-dihydro-pyrazol-1-yl)propan-1-one
    —— 2-chloro-3-iodo-5-methyl-7-(trifluoroacetyl)-6,7,8,9-tetrahydro-5H-pyrido[2,3-d]azepine 959636-37-4 C12H11ClF3IN2O
    2-chloro-3-iodo-5-methyl-7-(trifluoroacetyl)-6,7,8,9-tetrahydro-5H-pyrido[2,3-d]azepine
    —— 2-Oxo-17β-hydroxy-A-novestra-5(10),9(11)-dien 23266-08-2 C17H22O2
    2-Oxo-17β-hydroxy-A-novestra-5(10),9(11)-dien
    —— 2-[4-(4-chloro-phenyl)-6-phenylsulfanyl-[1,3,5]triazin-2-yl]-5-methoxy-phenol 5214-38-0 C22H16ClN3O2S
    2-[4-(4-chloro-phenyl)-6-phenylsulfanyl-[1,3,5]triazin-2-yl]-5-methoxy-phenol
    —— 2-(p-Fluor-benzyl-4(5)-nitroimidazol 36128-50-4 C10H8FN3O2
    2-(p-Fluor-benzyl-4(5)-nitroimidazol
    —— 2-Methyl-butan-1,4-disulfinsaeure 90765-12-1 C5H12O4S2
    2-Methyl-butan-1,4-disulfinsaeure
    —— 2-n-Propyl-2H-indazol-3-carbonsaeure 34252-46-5 C11H12N2O2
    2-n-Propyl-2H-indazol-3-carbonsaeure
    —— 2-<2-Chlor-propyl>-4-methyl-2-oxo-<1,3,2λ<sup>5</sup>>dioxaphospholan 5559-81-9 C6H12ClO3P
    2-<2-Chlor-propyl>-4-methyl-2-oxo-<1,3,2λ<sup>5</sup>>dioxaphospholan
    —— 2-[8-Benzyloxy-2-ethyl-3-(4-pentyl-cyclohexylmethyl)-indolizin-1-yl]-2-oxo-acetamide 177557-39-0 C31H40N2O3
    2-[8-Benzyloxy-2-ethyl-3-(4-pentyl-cyclohexylmethyl)-indolizin-1-yl]-2-oxo-acetamide
    —— 2'-Deoxy-2'-Fluoro-2'-Methyluridine 5'-(Trihydrogen Diphosphate) 1015073-44-5 C10H15FN2O11P2
    2'-Deoxy-2'-Fluoro-2'-Methyluridine 5'-(Trihydrogen Diphosphate)
    —— 2-(1,2-Dihydro-3-oxo-4,5-diphenyl-3H-pyrrol-2-ylidene)-1,2-dihydro-4,5-diphenyl-3H-pyrrol-3-one 141883-94-5 C32H22N2O2
    2-(1,2-Dihydro-3-oxo-4,5-diphenyl-3H-pyrrol-2-ylidene)-1,2-dihydro-4,5-diphenyl-3H-pyrrol-3-one
    —— 2-phenyl-7-vinyl-4,5,6,7-tetrahydro-benzothiazol-7-ol 17983-10-7 C15H15NOS
    2-phenyl-7-vinyl-4,5,6,7-tetrahydro-benzothiazol-7-ol
    —— (2R, 3S, 22R, 23R, 24(28)E)-6,6-ethylenedioxy-24(28)-ethylidene-22,22-dihydroxy-2,3-isopropylidenedioxy-5α-cholestane 93488-46-1 C34H56O6
    (2R, 3S, 22R, 23R, 24(28)E)-6,6-ethylenedioxy-24(28)-ethylidene-22,22-dihydroxy-2,3-isopropylidenedioxy-5α-cholestane
    —— 2-mesylamino-3-phenylethynyl-1-azaazulene 503865-79-0 C18H14N2O2S
    2-mesylamino-3-phenylethynyl-1-azaazulene
    —— 2-(2-azidophenyl)-5-ethylthio-7-phenyl-4,1,3-oxadiazabicyclo[3.2.0]hept-2-ene 1352447-95-0 C18H17N5OS
    2-(2-azidophenyl)-5-ethylthio-7-phenyl-4,1,3-oxadiazabicyclo[3.2.0]hept-2-ene
    —— 2-(2,3,4,6-tetra-O-methyl-β-D-glucopyranosyloxy) ethyl-(2-cyanoethyl) (N,N-diisopropyl)phosphoramidite 1363304-21-5 C21H41N2O8P
    2-(2,3,4,6-tetra-O-methyl-β-D-glucopyranosyloxy) ethyl-(2-cyanoethyl) (N,N-diisopropyl)phosphoramidite
    —— 2-(2-fluoro-4-pyridyl)-2-(2-methoxyethylamino)-1-[3-(trifluoromethyl)phenyl]ethanone 1015514-22-3 C17H16F4N2O2
    2-(2-fluoro-4-pyridyl)-2-(2-methoxyethylamino)-1-[3-(trifluoromethyl)phenyl]ethanone
    —— 2-(2-benzyloxy-4,6-dimethoxy-phenyl)-5,6-dimethoxy-benzofuran 103046-16-8 C25H24O6
    2-(2-benzyloxy-4,6-dimethoxy-phenyl)-5,6-dimethoxy-benzofuran
    —— 2-(4-(6-(2-(2,6-dichlorophenyl)thiazolo[4,5-d]pyrimidin-7-ylamino)pyrimidin-4-yl)piperazin-1-yl)ethanol 1365990-33-5 C21H20Cl2N8OS
    2-(4-(6-(2-(2,6-dichlorophenyl)thiazolo[4,5-d]pyrimidin-7-ylamino)pyrimidin-4-yl)piperazin-1-yl)ethanol
    —— 2-chloro-6-(4-methyl-piperazin-1-yl)-8,9-dihydro-isoquino[2,1-<i>c</i>]quinazoline 13651-78-0 C21H23ClN4
    2-chloro-6-(4-methyl-piperazin-1-yl)-8,9-dihydro-isoquino[2,1-<i>c</i>]quinazoline
    —— 2-(6-methoxy-benzofuran-2-yl)-1,3-dimethyl-5-(morpholine-4-sulfonyl)-benzoimidazolium 66316-08-3 C22H24N3O5S
    2-(6-methoxy-benzofuran-2-yl)-1,3-dimethyl-5-(morpholine-4-sulfonyl)-benzoimidazolium
    —— (2R,4R)-Bis-[3-(3-pyridyl)-1-propyl]-1-(1,2-dioxo-3,3-dimethylpentyl)azetidine-2,4-dicarboxylate 319919-56-7 C28H35N3O6
    (2R,4R)-Bis-[3-(3-pyridyl)-1-propyl]-1-(1,2-dioxo-3,3-dimethylpentyl)azetidine-2,4-dicarboxylate
    —— 2-chloro-6-(2-hydroxyethoxy)pyridine-3-carboxylic acid 1293385-29-1 C8H8ClNO4
    2-chloro-6-(2-hydroxyethoxy)pyridine-3-carboxylic acid
    —— 2-Chlor-1-(β-chlorethylamino)-1,3,2-azaoxaphosphorinan 74857-15-1 C5H10Cl2NOP
    2-Chlor-1-(β-chlorethylamino)-1,3,2-azaoxaphosphorinan
    —— 2-<1-Methylen-propyl>-cyclopentan-3-on-1-carbonsaeure 15262-35-8 C10H14O3
    2-<1-Methylen-propyl>-cyclopentan-3-on-1-carbonsaeure
    —— 2-(3-Trifluoromethyl-phenylamino)-benzoic acid [bis-(2-hydroxy-ethyl)-carbamoyl]-methyl ester 30531-88-5 C20H21F3N2O5
    2-(3-Trifluoromethyl-phenylamino)-benzoic acid [bis-(2-hydroxy-ethyl)-carbamoyl]-methyl ester