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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,4-dichloro-1-[(Z)-1,2-dichloroethenyl]benzene 1379470-50-4 C8H4Cl4
    2,4-dichloro-1-[(Z)-1,2-dichloroethenyl]benzene
    —— 2-(1-((1H-indol-4-yl)methyl)-2-oxo-4-oxa-1,9-diazaspiro[5.5]undecan-9-yl)pyrimidine-4-carbonitrile 1383575-04-9 C22H22N6O2
    2-(1-((1H-indol-4-yl)methyl)-2-oxo-4-oxa-1,9-diazaspiro[5.5]undecan-9-yl)pyrimidine-4-carbonitrile
    —— 2-(2-bromophenyl)-6-(2-naphthyl)-3-piperidin-4-yl-3H-imidazo[4,5-b]pyridine 1127119-27-0 C27H23BrN4
    2-(2-bromophenyl)-6-(2-naphthyl)-3-piperidin-4-yl-3H-imidazo[4,5-b]pyridine
    —— 2-[18-(oxan-2-yloxy)octadeca-2,16-diynoxy]oxane 116451-63-9 C28H46O4
    2-[18-(oxan-2-yloxy)octadeca-2,16-diynoxy]oxane
    —— 2-(trimethylsilyl)ethyl <methyl (5-acetamido-3,5-dideoxy-4,7,8,9-tetra-O-acetyl-α-D-glycero-D-galacto-2-nonulopylanosylonate)-(2->3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl-(1->4)-O-<2-N-(allyloxycarbonyl)-2-amino-2-deoxy-3,6-di-O-acetyl-β-D-... 176250-53-6 C51H76N2O29Si
    2-(trimethylsilyl)ethyl <methyl (5-acetamido-3,5-dideoxy-4,7,8,9-tetra-O-acetyl-α-D-glycero-D-galacto-2-nonulopylanosylonate)-(2->3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl-(1->4)-O-<2-N-(allyloxycarbonyl)-2-amino-2-deoxy-3,6-di-O-acetyl-β-D-...
    —— (2,4,6-t-Bu3C6H2)Al(H)N(SiMe3)2 204518-38-7 C24H48AlNSi2
    (2,4,6-t-Bu3C6H2)Al(H)N(SiMe3)2
    —— (2R,4R)-4-<(1R)-1-(3-tert-Butyldiphenylsilyloxypropyl)-5-trimethylsilylpenta-2,4-diynyloxy>pentan-2-ol 126764-97-4 C32H46O3Si2
    (2R,4R)-4-<(1R)-1-(3-tert-Butyldiphenylsilyloxypropyl)-5-trimethylsilylpenta-2,4-diynyloxy>pentan-2-ol
    —— 2-Cyclopentyl-5,5-diethyl-4,5-dihydro-oxazole 106013-28-9 C12H21NO
    2-Cyclopentyl-5,5-diethyl-4,5-dihydro-oxazole
    —— (2-phenoxybenzo{1,3,2}dioxaphosphol)2copper(I)Cl 127522-39-8 C24H18ClCuO6P2
    (2-phenoxybenzo{1,3,2}dioxaphosphol)2copper(I)Cl
    —— 2-phenyliodonium-1,3-dithian-2-ide 1,1,3,3-tetraoxide 121434-37-5 C10H11IO4S2
    2-phenyliodonium-1,3-dithian-2-ide 1,1,3,3-tetraoxide
    —— (2-chloroethyl)pentamethyldigermane 137482-85-0 C7H19ClGe2
    (2-chloroethyl)pentamethyldigermane
    —— 2-[(4-Fluorophenyl)methyl]adamantan-2-ol 1009367-42-3 C17H21FO
    2-[(4-Fluorophenyl)methyl]adamantan-2-ol
    —— 2-(2-chlorophenyl)-3-(4-chlorophenyl)-7-(2-cyanoethyl)-N-methyl-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-5-carboxamide 1174628-77-3 C23H17Cl2N5O2
    2-(2-chlorophenyl)-3-(4-chlorophenyl)-7-(2-cyanoethyl)-N-methyl-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-5-carboxamide
    —— (2E,4R,5S)-3-methoxy-4-triethylsiloxy-5-trityloxyhex-2-enal 1186076-47-0 C32H40O4Si
    (2E,4R,5S)-3-methoxy-4-triethylsiloxy-5-trityloxyhex-2-enal
    —— 2-hydroperoxy-3-(4-phenoxyphenyl)but-3-en-1-ol 1242930-61-5 C16H16O4
    2-hydroperoxy-3-(4-phenoxyphenyl)but-3-en-1-ol
    —— 2-hydroxyethyl (Z)-7-[(2S)-1-[4-(1-hydroxyhexyl)phenyl]-3-oxopyrrolidin-2-yl]hept-5-enoate 1185863-42-6 C25H37NO5
    2-hydroxyethyl (Z)-7-[(2S)-1-[4-(1-hydroxyhexyl)phenyl]-3-oxopyrrolidin-2-yl]hept-5-enoate
    —— 2-(Diethoxy-phosphoryloxy)-3-oxo-butyric acid butyl ester 27819-34-7 C12H23O7P
    2-(Diethoxy-phosphoryloxy)-3-oxo-butyric acid butyl ester
    —— 2-(3-(tert-butyldimethylsilyloxy)-1-hydroxypropyl)cyclohexanone 1123185-87-4 C15H30O3Si
    2-(3-(tert-butyldimethylsilyloxy)-1-hydroxypropyl)cyclohexanone
    —— 2-benzyloxy-1-(1-benzyl-pyrrolidin-3-yl)-ethanone 848413-74-1 C20H23NO2
    2-benzyloxy-1-(1-benzyl-pyrrolidin-3-yl)-ethanone
    —— (2-methyl-4-nitro-phenyldiazenyl)-phosphonic acid dimethyl ester 98953-78-7 C9H12N3O5P
    (2-methyl-4-nitro-phenyldiazenyl)-phosphonic acid dimethyl ester
    —— 2,3:2',3'-Dibenzo-bis-<cycloheptadienyl-(2,7)> 110330-67-1 C22H22
    2,3:2',3'-Dibenzo-bis-<cycloheptadienyl-(2,7)>
    —— 2-exo-(dibromomethyl)bicyclo<4.1.0>heptan-2-endo-ol 138899-09-9 C8H12Br2O
    2-exo-(dibromomethyl)bicyclo<4.1.0>heptan-2-endo-ol
    —— 2-{(4-benzyloxybenzyloxy)[(4-methoxyphenyl)sulfonyl]amino}acetic acid O-(tert-butyldimethylsilyl)hydroxyamide 704889-12-3 C29H38N2O7SSi
    2-{(4-benzyloxybenzyloxy)[(4-methoxyphenyl)sulfonyl]amino}acetic acid O-(tert-butyldimethylsilyl)hydroxyamide
    —— 2-azido-3-(3-nitro-1H-1,2,4,-triazol-1-yl)pyrazine 1172608-15-9 C6H3N9O2
    2-azido-3-(3-nitro-1H-1,2,4,-triazol-1-yl)pyrazine
    —— 2-bromoethyl 2-methyl-1-oxo-2,3-dihydro-1H-indene-2-carboxylate 1417538-21-6 C13H13BrO3
    2-bromoethyl 2-methyl-1-oxo-2,3-dihydro-1H-indene-2-carboxylate
    —— 2-Chloro-3-((E)-5-methoxy-pent-4-enyl)-3-methyl-cyclohexanone 93136-24-4 C13H21ClO2
    2-Chloro-3-((E)-5-methoxy-pent-4-enyl)-3-methyl-cyclohexanone
    —— (2R,3R,4S,5R)-5-formyl-4-((methylsulfonyl)oxy)-2-(((methylsulfonyl)oxy)methyl)tetrahydrofuran-3-yl benzoate 1188366-54-2 C15H18O10S2
    (2R,3R,4S,5R)-5-formyl-4-((methylsulfonyl)oxy)-2-(((methylsulfonyl)oxy)methyl)tetrahydrofuran-3-yl benzoate
    —— (2R)-2'-oxo-N-[(6S,8S)-6-phenyl-3-(2,2,2-trifluoroethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridin-8-yl]spiro[1,3-dihydroindene-2,3'-1H-pyrrolo[2,3-b]pyridine]-5-carboxamide 1383733-35-4 C30H25F3N6O2
    (2R)-2'-oxo-N-[(6S,8S)-6-phenyl-3-(2,2,2-trifluoroethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridin-8-yl]spiro[1,3-dihydroindene-2,3'-1H-pyrrolo[2,3-b]pyridine]-5-carboxamide
    —— 2-Oximino-4-hexensaeureethylester 31918-31-7 C8H13NO3
    2-Oximino-4-hexensaeureethylester
    —— (2-Phenylpyrimidin-4-yl)methanamine 1145679-92-0 C11H11N3
    (2-Phenylpyrimidin-4-yl)methanamine
    —— 2-[4-(2-aminopyrimidin-5-yl)phenyl]-N-(5-chloropyridin-2-yl)-2,3-dimethylbutanamide 1382484-13-0 C21H22ClN5O
    2-[4-(2-aminopyrimidin-5-yl)phenyl]-N-(5-chloropyridin-2-yl)-2,3-dimethylbutanamide
    —— 2,3-dihydro-1H-1-benzazepine hydrochloride 1803601-46-8 C10H12ClN
    2,3-dihydro-1H-1-benzazepine hydrochloride
    —— 2,3,3-triiodoprop-2-enyl 4-nitrobenzoate 125186-64-3 C10H6I3NO4
    2,3,3-triiodoprop-2-enyl 4-nitrobenzoate
    —— 2-iodo-3,3-dimethylbutyl nitrate 27701-60-6 C6H12INO3
    2-iodo-3,3-dimethylbutyl nitrate
    —— 2,2-diethoxy-5-methyl-7-trifluoroacetyl-3-trifluoromethyl-2-(trimethylsiloxy)benz[d][1,2λ<sup>5</sup>ς<sup>5</sup>]oxaphospholane 210833-20-8 C18H25F6O5PSi
    2,2-diethoxy-5-methyl-7-trifluoroacetyl-3-trifluoromethyl-2-(trimethylsiloxy)benz[d][1,2λ<sup>5</sup>ς<sup>5</sup>]oxaphospholane
    —— 2,2'-(2,5-bis((2-ethylhexyl)oxy)-1,4-phenylene)dithiophene 928853-15-0 C30H42O2S2
    2,2'-(2,5-bis((2-ethylhexyl)oxy)-1,4-phenylene)dithiophene
    —— 2-Methylsulfanyl-1-phenyl-2-(2,4,6-trimethylphenyl)ethanone 97781-03-8 C18H20OS
    2-Methylsulfanyl-1-phenyl-2-(2,4,6-trimethylphenyl)ethanone
    —— 2-cyclohexyl-4-phenyl-[1,2,4]oxadiazolidine-3,5-dithione 5102-27-2 C14H16N2OS2
    2-cyclohexyl-4-phenyl-[1,2,4]oxadiazolidine-3,5-dithione
    —— 2-Methyl-4-nitro-N-sulfinylanilin 52867-09-1 C7H6N2O3S
    2-Methyl-4-nitro-N-sulfinylanilin
    —— (2S)-2-[[tert-butyl(diphenyl)silyl]oxymethyl]-1-(4-methylphenyl)sulfonylazetidin-3-one 1072916-30-3 C27H31NO4SSi
    (2S)-2-[[tert-butyl(diphenyl)silyl]oxymethyl]-1-(4-methylphenyl)sulfonylazetidin-3-one
    —— 2-Benzyl-5-o-tolyl-[1,3,4]oxadiazole 345994-69-6 C16H14N2O
    2-Benzyl-5-o-tolyl-[1,3,4]oxadiazole
    —— 2'-bromo-2',3',3a',6a'-tetrahydrodispiro[1,3-dioxolane-2,1'-pentalene]-4',2"-[1,3]dioxolane 1448780-62-8 C12H15BrO4
    2'-bromo-2',3',3a',6a'-tetrahydrodispiro[1,3-dioxolane-2,1'-pentalene]-4',2"-[1,3]dioxolane
    —— (2S,3S)-2,3-Bis-benzyloxymethyl-1,4-dioxa-spiro[4.9]tetradecane 122950-21-4 C28H38O4
    (2S,3S)-2,3-Bis-benzyloxymethyl-1,4-dioxa-spiro[4.9]tetradecane
    —— (2R,3S,4S,5R,6S)-3,5-bis(benzyloxy)-2-((benzyloxy)methyl)-6-(((2R,3R,4S,5R,6S)-4,5-bis(benzyloxy)-2-((benzyloxy)methyl)-6-isopropoxytetrahydro-2H-pyran-3-yl)oxy)tetrahydro-2H-pyran-4-yl acetate 1380505-18-9 C59H66O12
    (2R,3S,4S,5R,6S)-3,5-bis(benzyloxy)-2-((benzyloxy)methyl)-6-(((2R,3R,4S,5R,6S)-4,5-bis(benzyloxy)-2-((benzyloxy)methyl)-6-isopropoxytetrahydro-2H-pyran-3-yl)oxy)tetrahydro-2H-pyran-4-yl acetate
    —— {2-[(5R)-3,3-bis-ethoxycarbonyl-7-oxo-6t-(2-phenoxy-acetylamino)-(5rH)-4-thia-1-aza-bicyclo[3.2.0]heptane-2ξ-carbonyloxy]-ethyl}-dimethyl-sulfonium; iodide 66260-71-7 C24H31N2O9S2*I
    {2-[(5R)-3,3-bis-ethoxycarbonyl-7-oxo-6t-(2-phenoxy-acetylamino)-(5rH)-4-thia-1-aza-bicyclo[3.2.0]heptane-2ξ-carbonyloxy]-ethyl}-dimethyl-sulfonium; iodide
    —— <2>-<1,20-Bis<4-<11-(triphenylmethoxy)undecyloxy>phenylsulfonyl>icosan>-<Cyclooctacosan>-Rotaxan 87494-57-3 C28H56*C92H122O8S2
    <2>-<1,20-Bis<4-<11-(triphenylmethoxy)undecyloxy>phenylsulfonyl>icosan>-<Cyclooctacosan>-Rotaxan
    —— (2-phenylpropenehial)(π-cyclopentadienyl)cobalt mercuric chloride adduct 80145-57-9 C14H13Cl2CoHgS
    (2-phenylpropenehial)(π-cyclopentadienyl)cobalt mercuric chloride adduct
    —— 2-bromomagnesio-2'-(trimethylstannyl)biphenyl 436850-57-6 C15H17BrMgSn
    2-bromomagnesio-2'-(trimethylstannyl)biphenyl
    —— 2-benzyl-10-methyl-1-oxo-1,2,3,10-tetrahydroazepino[3,4-b]indol-5-yl trifluoromethanesulfonate 292150-59-5 C21H17F3N2O4S
    2-benzyl-10-methyl-1-oxo-1,2,3,10-tetrahydroazepino[3,4-b]indol-5-yl trifluoromethanesulfonate
    —— 2-<(E)-1-chloro-2-butenyl>-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 118574-32-6 C10H18BClO2
    2-<(E)-1-chloro-2-butenyl>-4,4,5,5-tetramethyl-1,3,2-dioxaborolane