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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— [(2R,4S)-2-[(1S)-1,2-dihydroxyethyl]-6-fluoro-3,4-dihydro-2H-chromen-4-yl] acetate 905454-61-7 C13H15FO5
    [(2R,4S)-2-[(1S)-1,2-dihydroxyethyl]-6-fluoro-3,4-dihydro-2H-chromen-4-yl] acetate
    —— 2,2,5,5-Tetraethyl-3aλ<sup>4</sup>,6aλ<sup>4</sup>-diselena-1,3,4,6-tetraaza-2λ<sup>5</sup>,5λ<sup>5</sup>-diphospha-pentalene 148782-23-4 C8H20N4P2Se2
    2,2,5,5-Tetraethyl-3aλ<sup>4</sup>,6aλ<sup>4</sup>-diselena-1,3,4,6-tetraaza-2λ<sup>5</sup>,5λ<sup>5</sup>-diphospha-pentalene
    —— (2S,7S,8S)-7-((Z)-Buta-1,3-dienyl)-2-penta-3,4-dienyl-1-aza-spiro[5.5]undecan-8-ol 55522-87-7 C19H29NO
    (2S,7S,8S)-7-((Z)-Buta-1,3-dienyl)-2-penta-3,4-dienyl-1-aza-spiro[5.5]undecan-8-ol
    —— (2α,3aα,5aβ,6α,6aβ,8β,9aβ,10α,10aβ,10bα)-3a,5a,6,6a,9a,10,10a,10b-octahydro-2,8-bis(4-nitrophenyl)-6,10-ethenonaphtho<1,2-d:6,7-d'>bis<1,3>dioxole 144562-58-3 C26H22N2O8
    (2α,3aα,5aβ,6α,6aβ,8β,9aβ,10α,10aβ,10bα)-3a,5a,6,6a,9a,10,10a,10b-octahydro-2,8-bis(4-nitrophenyl)-6,10-ethenonaphtho<1,2-d:6,7-d'>bis<1,3>dioxole
    —— 2R-1-(1'-benzyloxycarbonyl-2'-methyl-prop-1'-enyl)-4-oxo-azetidine-2-sulfonic acid 144173-34-2 C15H17NO6S
    2R-1-(1'-benzyloxycarbonyl-2'-methyl-prop-1'-enyl)-4-oxo-azetidine-2-sulfonic acid
    —— 2-O-benzoyl-3,5,6-trideoxy-α-DL-threo-hexofuranose 81644-90-8 C13H16O4
    2-O-benzoyl-3,5,6-trideoxy-α-DL-threo-hexofuranose
    —— 2,3,5,6-tetrachloro-11-hydroxy-4,4-dimethoxypentacyclo<5.4.0.0<sup>2,6</sup>.0<sup>3,10</sup>.0<sup>5,9</sup>>undecane-8-one 144479-08-3 C13H12Cl4O4
    2,3,5,6-tetrachloro-11-hydroxy-4,4-dimethoxypentacyclo<5.4.0.0<sup>2,6</sup>.0<sup>3,10</sup>.0<sup>5,9</sup>>undecane-8-one
    —— 2-(p-methoxy benzeneazo)-1,5-dihydroxy naphthalene nickel(II) aquo-complex 139940-09-3 C34H30N4NiO8
    2-(p-methoxy benzeneazo)-1,5-dihydroxy naphthalene nickel(II) aquo-complex
    —— 2,3-O-Isopropyliden-N,N-dimethyl-α-D-lyxofuranuronamid 79522-85-3 C10H17NO5
    2,3-O-Isopropyliden-N,N-dimethyl-α-D-lyxofuranuronamid
    —— 2-<(tert-butyloxy)carbonyl>-6-<2-(p-phenylphenoxy)ethyl>-8-methyl-3,7-dioxo-1-azabicyclo<4.1.1>octane 118248-81-0 C27H31NO5
    2-<(tert-butyloxy)carbonyl>-6-<2-(p-phenylphenoxy)ethyl>-8-methyl-3,7-dioxo-1-azabicyclo<4.1.1>octane
    —— 2-{2-[2-(2-{2-[2-(2-Bromo-ethoxy)-ethoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-phenol anion 87494-78-8 C18H28BrO7
    2-{2-[2-(2-{2-[2-(2-Bromo-ethoxy)-ethoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-phenol anion
    —— 2-(3-methylaminopropyl)-1H-benzoimidazole-5-carboxylic acid methyl ester 1075748-04-7 C13H17N3O2
    2-(3-methylaminopropyl)-1H-benzoimidazole-5-carboxylic acid methyl ester
    —— (2,2'-bipyridine)(diphenylacetylene)copper(I) hexafluorophosphate 137436-71-6 C24H18CuN2*F6P
    (2,2'-bipyridine)(diphenylacetylene)copper(I) hexafluorophosphate
    —— 2-(phenoxymethyl)-5-pyrimidin-4-yl-6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one 1382782-84-4 C17H15N5O2
    2-(phenoxymethyl)-5-pyrimidin-4-yl-6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one
    —— (2-Hydroxymethyl-4-methyl-1H-pyrrol-3-yl)-acetic acid 872535-43-8 C8H11NO3
    (2-Hydroxymethyl-4-methyl-1H-pyrrol-3-yl)-acetic acid
    —— 2-(2-Methyl-4-chlor-anilino)-nicotinsaeure 4394-01-8 C13H11ClN2O2
    2-(2-Methyl-4-chlor-anilino)-nicotinsaeure
    —— 2-ethoxycarbonylamino-4,4-dimethyl-3,4-dihydro-2<i>H</i>-pyridine-1-carboxylic acid ethyl ester 66606-44-8 C13H22N2O4
    2-ethoxycarbonylamino-4,4-dimethyl-3,4-dihydro-2<i>H</i>-pyridine-1-carboxylic acid ethyl ester
    —— 2-[4-(5-Fluorobenzothiazol-2-yl)methyl-6-methyl-3, 4-dihydro-3-oxo-2H-1, 4-benzothiazin-2-yl]acetic acid 143162-14-5 C19H15FN2O3S2
    2-[4-(5-Fluorobenzothiazol-2-yl)methyl-6-methyl-3, 4-dihydro-3-oxo-2H-1, 4-benzothiazin-2-yl]acetic acid
    —— 2-[Hydroxy-(2-methoxymethoxy-phenyl)-methyl]-cyclohexanone 118124-10-0 C15H20O4
    2-[Hydroxy-(2-methoxymethoxy-phenyl)-methyl]-cyclohexanone
    —— 2-(2-Oxo-4-vinyl-azetidin-1-yl)-malonic acid diethyl ester 67077-12-7 C12H17NO5
    2-(2-Oxo-4-vinyl-azetidin-1-yl)-malonic acid diethyl ester
    —— 2-(4-Chlorphenyl)-3-(2-chlorphenoxy)-propen 64009-11-6 C15H12Cl2O
    2-(4-Chlorphenyl)-3-(2-chlorphenoxy)-propen
    —— (2-Methoxy-ethyl)-carbamic acid 2-(2-allyl-phenoxy)-ethyl ester 65935-17-3 C15H21NO4
    (2-Methoxy-ethyl)-carbamic acid 2-(2-allyl-phenoxy)-ethyl ester
    —— 2,2-Diphenyl-2H-pyrrol-5-carbonsaeureethylester 65531-22-8 C19H17NO2
    2,2-Diphenyl-2H-pyrrol-5-carbonsaeureethylester
    —— 2-amino-1-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]ethan-1-ol 2089622-54-6 C7H15NO3
    2-amino-1-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]ethan-1-ol
    —— (2R,5S,1'R,2'R,3'R)-2,5-dihydro-2-(1'-hydroxy-2',3'-methylene-3'-phenyl-prop-1'-yl)-5-isopropyl-3,6-dimethoxy-pyrazine 120190-50-3 C19H26N2O3
    (2R,5S,1'R,2'R,3'R)-2,5-dihydro-2-(1'-hydroxy-2',3'-methylene-3'-phenyl-prop-1'-yl)-5-isopropyl-3,6-dimethoxy-pyrazine
    —— 2-(3-bromo-4-chlorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 1256781-68-6 C12H15BBrClO2
    2-(3-bromo-4-chlorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
    —— 2,3-Dihydro-5-trimethylsiloxy-1-benzothiepin 96722-12-2 C13H18OSSi
    2,3-Dihydro-5-trimethylsiloxy-1-benzothiepin
    —— 2-Nitro-5-<m-aminosulfonyl-phenylcarbamoyl>-benzoesaeure-methylester 68969-09-5 C15H13N3O7S
    2-Nitro-5-<m-aminosulfonyl-phenylcarbamoyl>-benzoesaeure-methylester
    —— 2-(1<i>H</i>-benzo[<i>h</i>]quinolin-2-ylidene)-5,8-dibromo-cyclopenta[<i>b</i>]naphthalene-1,3-dione 64383-59-1 C26H13Br2NO2
    2-(1<i>H</i>-benzo[<i>h</i>]quinolin-2-ylidene)-5,8-dibromo-cyclopenta[<i>b</i>]naphthalene-1,3-dione
    —— 2-ethyl-3-phenyl-1,9a-dihydro-2<i>H</i>-pyrido[1,2-<i>b</i>][1,2,4]triazine 62154-53-4 C15H17N3
    2-ethyl-3-phenyl-1,9a-dihydro-2<i>H</i>-pyrido[1,2-<i>b</i>][1,2,4]triazine
    —— 2-Methyl-9-diethylamino-perimidin-6-on 65317-68-2 C16H17N3O
    2-Methyl-9-diethylamino-perimidin-6-on
    —— 2-{4-[Bis-(2-hydroxy-ethyl)-amino]-benzoylamino}-succinic acid diethyl ester 73535-47-4 C19H28N2O7
    2-{4-[Bis-(2-hydroxy-ethyl)-amino]-benzoylamino}-succinic acid diethyl ester
    —— 2,3-Dicyano-2-trimethylstannanyl-succinonitrile 72408-73-2 C9H10N4Sn
    2,3-Dicyano-2-trimethylstannanyl-succinonitrile
    —— 2,2-difluoro-1-(4-nitro-phenyl)-3,3-bis-trifluoromethyl-4-(2,2,2-trifluoro-1-trifluoromethyl-ethylidene)-azetidine 61170-93-2 C14H4F14N2O2
    2,2-difluoro-1-(4-nitro-phenyl)-3,3-bis-trifluoromethyl-4-(2,2,2-trifluoro-1-trifluoromethyl-ethylidene)-azetidine
    —— 2-(Dimethylamino)naphthacen 73027-36-8 C20H17N
    2-(Dimethylamino)naphthacen
    —— 2',3',5'-Tri-O-acetyl-N<sup>6</sup>-acetyl-8-cyanadenosin 70255-54-8 C19H20N6O8
    2',3',5'-Tri-O-acetyl-N<sup>6</sup>-acetyl-8-cyanadenosin
    —— 2-Aminophenyl-3-(2,5-dimethyl-thienyl)-sulfid 73058-12-5 C12H13NS2
    2-Aminophenyl-3-(2,5-dimethyl-thienyl)-sulfid
    —— 2-((1S,2S,5S)-2-tert-Butoxy-1-methyl-5-vinyl-cyclopentyl)-ethanol 68253-52-1 C14H26O2
    2-((1S,2S,5S)-2-tert-Butoxy-1-methyl-5-vinyl-cyclopentyl)-ethanol
    —— 2-<4-(1,5-Diphenyl-pyrazol-3-yl)-stilben-4'-yl>-2H-naphtho<1,2-d>triazol 71943-18-5 C39H27N5
    2-<4-(1,5-Diphenyl-pyrazol-3-yl)-stilben-4'-yl>-2H-naphtho<1,2-d>triazol
    —— 2,4-dinitro-benzaldehyde (6-chloro-pyrido[2,3-<i>b</i>]pyrazin-2-yl)-hydrazone 70395-77-6 C14H8ClN7O4
    2,4-dinitro-benzaldehyde (6-chloro-pyrido[2,3-<i>b</i>]pyrazin-2-yl)-hydrazone
    —— 2-Cyano-2-(m-methylphenyl)-acetat 40009-69-6 C10H8NO2
    2-Cyano-2-(m-methylphenyl)-acetat
    —— (2,7-dimethylocta-2,7-dien-1-yl)triethylgermane 107191-37-7 C16H32Ge
    (2,7-dimethylocta-2,7-dien-1-yl)triethylgermane
    —— (2-Hydroxy-ethyl)-(2-<2-methyl-indolyl-(3)>-ethyl)-amin 102881-91-4 C13H18N2O
    (2-Hydroxy-ethyl)-(2-<2-methyl-indolyl-(3)>-ethyl)-amin
    —— (2,3-(NO2)2-5,10,15-tritolylcorrole)CoPPh3 1376758-63-2 C58H42CoN6O4P
    (2,3-(NO2)2-5,10,15-tritolylcorrole)CoPPh3
    —— 2,5-Anhydro-D-mannozuckersaeure 643-47-0 C6H8O7
    2,5-Anhydro-D-mannozuckersaeure
    —— 2-methoxy-4,5,6a,7-tetrahydro-[1,3]dioxolo[4',5':4,5]benzo[1,2-g]benzo[de]chromen-1-ol 1454883-56-7 C18H16O5
    2-methoxy-4,5,6a,7-tetrahydro-[1,3]dioxolo[4',5':4,5]benzo[1,2-g]benzo[de]chromen-1-ol
    —— 2,3,7,8-tetrakis<trimethylsilyl>benzo<3,4>cyclobuta<1,2-b>biphenylene 87710-30-3 C30H42Si4
    2,3,7,8-tetrakis<trimethylsilyl>benzo<3,4>cyclobuta<1,2-b>biphenylene
    —— (2S)-N-{4-[3-(7-methoxy-(11aS)-1,2,3,10,11,11a-hexahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepine-5-one-8-yloxy)propoxy]-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carbaldehyde diethyl thioacetal 763125-74-2 C33H44N4O8S2
    (2S)-N-{4-[3-(7-methoxy-(11aS)-1,2,3,10,11,11a-hexahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepine-5-one-8-yloxy)propoxy]-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carbaldehyde diethyl thioacetal
    —— 2-(2,2-difluoro-ethoxy)-5-nitro-benzoic acid 1179750-10-7 C9H7F2NO5
    2-(2,2-difluoro-ethoxy)-5-nitro-benzoic acid
    —— 2-formyl-6-methoxyphenyl but-2-ynoate 1202929-15-4 C12H10O4
    2-formyl-6-methoxyphenyl but-2-ynoate