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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,4-diethoxy-1,3-diphenyl-cyclodiphosphazane 6919-81-9 C8H10NOP
    2,4-diethoxy-1,3-diphenyl-cyclodiphosphazane
    —— 2-amino-4-methyl-6-ethylthiopyrimidine 3-oxide 137216-01-4 C7H11N3OS
    2-amino-4-methyl-6-ethylthiopyrimidine 3-oxide
    —— [2-(2-Oxo-2,3-dihydro-1H-imidazol-4-yl)-[1,3]dithian-2-yl]-acetic acid N'-benzyl-hydrazide 76680-58-5 C16H20N4O2S2
    [2-(2-Oxo-2,3-dihydro-1H-imidazol-4-yl)-[1,3]dithian-2-yl]-acetic acid N'-benzyl-hydrazide
    —— 2,3-O-isopropylidene-(2S,3S,4R,5S)-2-(4-benzyloxybutyl)-5-(azidomethyl)-tetrahydrofuran-2,3,4-triol 1353898-89-1 C19H27N3O5
    2,3-O-isopropylidene-(2S,3S,4R,5S)-2-(4-benzyloxybutyl)-5-(azidomethyl)-tetrahydrofuran-2,3,4-triol
    —— 2-(2,4,6-Trimethylphenylamino)-5-(N,N-bis-2-methoxyethyl)aminomethyl-4-trifluoromethyloxazole 405879-40-5 C20H28F3N3O3
    2-(2,4,6-Trimethylphenylamino)-5-(N,N-bis-2-methoxyethyl)aminomethyl-4-trifluoromethyloxazole
    —— 2-(2'-methoxy)benzyl-3-fluoroallylamine 85278-76-8 C11H14FNO
    2-(2'-methoxy)benzyl-3-fluoroallylamine
    —— (2E,4E,6Z,8E)-9-Cyclohex-1-enyl-7-methyl-nona-2,4,6,8-tetraenal 114489-92-8 C16H20O
    (2E,4E,6Z,8E)-9-Cyclohex-1-enyl-7-methyl-nona-2,4,6,8-tetraenal
    —— (2S,11Z)-2-(p-methoxybenzyloxy)-11-octadecen-1-ol 221677-63-0 C26H44O3
    (2S,11Z)-2-(p-methoxybenzyloxy)-11-octadecen-1-ol
    —— 2-(4,6-Dimethylpyrimidin-2-yloxy)-3-(2-(3,4-dimethoxybenzoyl-N-methylamino)ethoxy)-3,3-diphenylpropionic acid 224455-65-6 C33H35N3O7
    2-(4,6-Dimethylpyrimidin-2-yloxy)-3-(2-(3,4-dimethoxybenzoyl-N-methylamino)ethoxy)-3,3-diphenylpropionic acid
    —— (2-hydroxyethyl)-methyl-carbamic acid dydrogesterone-11β-yl ester 1059179-01-9 C25H35NO5
    (2-hydroxyethyl)-methyl-carbamic acid dydrogesterone-11β-yl ester
    —— 2,5-Dimethyl-1-(2-methyl-4-phenylphenyl)-4-naphthalen-1-ylpyrrolo[3,4-c]pyrrole-3,6-dione 890134-24-4 C31H24N2O2
    2,5-Dimethyl-1-(2-methyl-4-phenylphenyl)-4-naphthalen-1-ylpyrrolo[3,4-c]pyrrole-3,6-dione
    —— 2,5-dimethyl-1-(4-naphthalen-2-yl-2-trifluoromethyl-phenyl)-1H-pyrrole-3-carboxylic acid (4-methanesulfonyl-phenyl)-amide 880777-96-8 C31H25F3N2O3S
    2,5-dimethyl-1-(4-naphthalen-2-yl-2-trifluoromethyl-phenyl)-1H-pyrrole-3-carboxylic acid (4-methanesulfonyl-phenyl)-amide
    —— (2R,3S,4R,5R)-3,4-Bis-benzyloxy-5-({[(2R,3S,4R,5R)-3,4-bis-benzyloxy-5-(tert-butoxycarbonylamino-methyl)-tetrahydro-furan-2-carbonyl]-amino}-methyl)-tetrahydro-furan-2-carboxylic acid methyl ester 588706-25-6 C46H54N2O11
    (2R,3S,4R,5R)-3,4-Bis-benzyloxy-5-({[(2R,3S,4R,5R)-3,4-bis-benzyloxy-5-(tert-butoxycarbonylamino-methyl)-tetrahydro-furan-2-carbonyl]-amino}-methyl)-tetrahydro-furan-2-carboxylic acid methyl ester
    —— 2-methyl-5-phenyl-pyran-4-one 36036-79-0 C12H10O2
    2-methyl-5-phenyl-pyran-4-one
    —— (2R)-1-[(1S,5R,7R)-10,10-dimethyl-3,3-dioxo-3lambda6-thia-4-azatricyclo[5.2.1.01,5]decan-4-yl]-2-methylbutan-1-one 108509-71-3 C15H25NO3S
    (2R)-1-[(1S,5R,7R)-10,10-dimethyl-3,3-dioxo-3lambda6-thia-4-azatricyclo[5.2.1.01,5]decan-4-yl]-2-methylbutan-1-one
    —— [2-(6-Amino-purin-9-yl)-1-benzyloxy-ethoxymethyl]-phosphonic acid diisopropyl ester 183197-53-7 C21H30N5O5P
    [2-(6-Amino-purin-9-yl)-1-benzyloxy-ethoxymethyl]-phosphonic acid diisopropyl ester
    —— 2-(5,5-dimethyl-cyclohex-1-enyl)-2-methyl-propionic acid ethyl ester 854720-27-7 C14H24O2
    2-(5,5-dimethyl-cyclohex-1-enyl)-2-methyl-propionic acid ethyl ester
    —— (2S,3R)-2-(2,2-bis(phenylsulfonyl)ethyl)-3-(4-methoxyphenyl)-4-methylpentanal 1283096-00-3 C27H30O6S2
    (2S,3R)-2-(2,2-bis(phenylsulfonyl)ethyl)-3-(4-methoxyphenyl)-4-methylpentanal
    —— 2-amino-5,6,7,8-tetrahydro-4H-cyclohepta[d]thiazole-8-carbonitrile 1620744-15-1 C9H11N3S
    2-amino-5,6,7,8-tetrahydro-4H-cyclohepta[d]thiazole-8-carbonitrile
    —— 2-{(E)-3-[(2-Hydroxy-1,1-dimethyl-ethyl)-methyl-amino]-2-methyl-propenyl}-6-methoxy-4-nitro-phenol 69972-01-6 C16H24N2O5
    2-{(E)-3-[(2-Hydroxy-1,1-dimethyl-ethyl)-methyl-amino]-2-methyl-propenyl}-6-methoxy-4-nitro-phenol
    —— (2S,4R,6S)-4-t-butyldimethylsilyloxy-6-[(4,5-diphenylimidazol-2-yl)-thiomethyl]-2-methoxy-3,4,5,6-tetrahydro-2H-pyran 132219-11-5 C28H38N2O3SSi
    (2S,4R,6S)-4-t-butyldimethylsilyloxy-6-[(4,5-diphenylimidazol-2-yl)-thiomethyl]-2-methoxy-3,4,5,6-tetrahydro-2H-pyran
    —— 2-propyn-1-yl 2,3-di-O-acetyl-4,6-O-butylidene-β-D-glucopyranoside 1242247-74-0 C17H24O8
    2-propyn-1-yl 2,3-di-O-acetyl-4,6-O-butylidene-β-D-glucopyranoside
    —— (2R,5S)-5-<(2R,5R,6R)-2-methoxy-6-methyl-5-<(2S)-2-methylbutyl>tetrahydro-2H-pyran-2-yl>-5-methyl-2-(1,1-dimethylethyl)-1,3-dioxolan-4-one 125228-68-4 C20H36O5
    (2R,5S)-5-<(2R,5R,6R)-2-methoxy-6-methyl-5-<(2S)-2-methylbutyl>tetrahydro-2H-pyran-2-yl>-5-methyl-2-(1,1-dimethylethyl)-1,3-dioxolan-4-one
    —— 2-phenyl-4-(2,4-dichlorophenyl)imidazole 765278-96-4 C15H10Cl2N2
    2-phenyl-4-(2,4-dichlorophenyl)imidazole
    —— 2-(1-Isochinolyl)-N-(4-methylphenyl)acetamid 80158-54-9 C18H16N2O
    2-(1-Isochinolyl)-N-(4-methylphenyl)acetamid
    —— 2,9α-dimethyltricyclo<6.3.0.04,8>undec-2-en-6-one 104833-10-5 C13H18O
    2,9α-dimethyltricyclo<6.3.0.04,8>undec-2-en-6-one
    —— (2-Chloro-phenyl)-[2-(4-hydroxy-3,5-dimethyl-phenyl)-[1,3]dithian-2-yl]-methanone oxime 74955-01-4 C19H20ClNO2S2
    (2-Chloro-phenyl)-[2-(4-hydroxy-3,5-dimethyl-phenyl)-[1,3]dithian-2-yl]-methanone oxime
    —— 2-(1,3-dioxo-1,3-dihydro-2H-inden-2-ylidene)malononitrile compound with 2,7-dimethyl-5,6,11,12-tetrahydro-1,10:3,8-diethanodibenzo[a,e][8]annulene (1:1) 100221-55-4 C12H4N2O2*C22H24
    2-(1,3-dioxo-1,3-dihydro-2H-inden-2-ylidene)malononitrile compound with 2,7-dimethyl-5,6,11,12-tetrahydro-1,10:3,8-diethanodibenzo[a,e][8]annulene (1:1)
    —— 2-(((2-hydroxybenzyl)(pyridin-2-ylethyl)amino)methyl)-4-nitrophenol 1426561-54-7 C21H21N3O4
    2-(((2-hydroxybenzyl)(pyridin-2-ylethyl)amino)methyl)-4-nitrophenol
    —— 2-Methylsulfanyl-5,6,7,8,9,10,11,12-octahydro-cyclodeca[b]pyridine-3-carbonitrile 154384-06-2 C15H20N2S
    2-Methylsulfanyl-5,6,7,8,9,10,11,12-octahydro-cyclodeca[b]pyridine-3-carbonitrile
    —— 2,5-Di-O-acetyl-3-O-benzyl-6-(benzyloxycarbonylamino)-1,6-didesoxy-1-<3,4-dihydro-3-methyl-2,4-dioxo-1(2H)-pyrimidinyl>-L-glycero-α-L-ido-heptofuranuronsaeure-methylester 107223-07-4 C32H35N3O12
    2,5-Di-O-acetyl-3-O-benzyl-6-(benzyloxycarbonylamino)-1,6-didesoxy-1-<3,4-dihydro-3-methyl-2,4-dioxo-1(2H)-pyrimidinyl>-L-glycero-α-L-ido-heptofuranuronsaeure-methylester
    —— 2-[(1,3-dioxolan-2-yl)methyl]-1-(pyridin-2-yl)pent-4-yn-1-one 1380494-86-9 C14H15NO3
    2-[(1,3-dioxolan-2-yl)methyl]-1-(pyridin-2-yl)pent-4-yn-1-one
    —— 2'-(trifluoromethyl)-1,1'-biphenyl-2,6-dicarbaldehyde 1666123-86-9 C15H9F3O2
    2'-(trifluoromethyl)-1,1'-biphenyl-2,6-dicarbaldehyde
    —— 2-{4-[2-(4-chlorophenyl)-4-(isopropylcarbamoyl)benzyloxy]phenyl}-1-cyclohexylbenzimidazole-5-carboxylic acid hydrochloride 501371-73-9 C37H36ClN3O4*ClH
    2-{4-[2-(4-chlorophenyl)-4-(isopropylcarbamoyl)benzyloxy]phenyl}-1-cyclohexylbenzimidazole-5-carboxylic acid hydrochloride
    —— 2,3-Diphenyl-1,4-dodecamethylen-naphthalin 10344-59-9 C34H38
    2,3-Diphenyl-1,4-dodecamethylen-naphthalin
    —— 2,3-Dibromo-4,5,6,6-tetraphenylfulven 52117-44-9 C30H20Br2
    2,3-Dibromo-4,5,6,6-tetraphenylfulven
    —— (2-methyl-5-tert-butylphenyl) 2-O-benzyl-3,4-O-(2',3'-dimethoxybutane-2',3'-diyl)-D-glycero-1-thia-α-D-mannoheptopyranoside 1442422-49-2 C31H44O8S
    (2-methyl-5-tert-butylphenyl) 2-O-benzyl-3,4-O-(2',3'-dimethoxybutane-2',3'-diyl)-D-glycero-1-thia-α-D-mannoheptopyranoside
    —— 2-{(1S,2S,3S)-3-Benzoyloxy-2-[3-hydroxy-3-(2-methyl-5-oxo-tetrahydro-furan-2-yl)-propyl]-2-methyl-cyclopentyl}-5-hydroxymethyl-benzoic acid methyl ester 123131-25-9 C30H36O8
    2-{(1S,2S,3S)-3-Benzoyloxy-2-[3-hydroxy-3-(2-methyl-5-oxo-tetrahydro-furan-2-yl)-propyl]-2-methyl-cyclopentyl}-5-hydroxymethyl-benzoic acid methyl ester
    —— (2R,3'S,8a'S)-3'-(hydroxymethyl)-4-methylenetetrahydro-1'H,3H-spiro[furan-2,8'-indolizine]-5,5'(4H,8a'H)-dione 1424352-55-5 C13H17NO4
    (2R,3'S,8a'S)-3'-(hydroxymethyl)-4-methylenetetrahydro-1'H,3H-spiro[furan-2,8'-indolizine]-5,5'(4H,8a'H)-dione
    —— (2R,5S)-2-[(1'S,2'R,5'R)-1'-(tert-Butyldimethylsilyloxy)-5'-(1-methylethenyl)-2'-cyclopentyl]tetrahydropyran-5-ol 350486-03-2 C19H36O3Si
    (2R,5S)-2-[(1'S,2'R,5'R)-1'-(tert-Butyldimethylsilyloxy)-5'-(1-methylethenyl)-2'-cyclopentyl]tetrahydropyran-5-ol
    —— 2-chloro-4-(1,1-dichloro-ethyl)-6-trichloromethyl-1,2-dihydro-[1,3,5,2]triazaphosphinine 2-oxide 60997-77-5 C5H4Cl6N3OP
    2-chloro-4-(1,1-dichloro-ethyl)-6-trichloromethyl-1,2-dihydro-[1,3,5,2]triazaphosphinine 2-oxide
    —— 2-(4-trifluoroacetamidophenyl)ethyl O-<2,3,4,6,7-penta-O-benzoyl-L-glycero-α-D-mannoheptopyranosyl>-(1-7)-O-(6-O-benzoyl-2,3,4-tri-O-benzyl-L-glycero-α-D-mannoheptopyranosyl)-(1-3)-2,6,7-tri-O-acetyl-4-O-chloroacetyl-L-glycero-α-D-mannoheptopyranosid 142270-32-4 C102H95ClF3NO30
    2-(4-trifluoroacetamidophenyl)ethyl O-<2,3,4,6,7-penta-O-benzoyl-L-glycero-α-D-mannoheptopyranosyl>-(1-7)-O-(6-O-benzoyl-2,3,4-tri-O-benzyl-L-glycero-α-D-mannoheptopyranosyl)-(1-3)-2,6,7-tri-O-acetyl-4-O-chloroacetyl-L-glycero-α-D-mannoheptopyranosid
    —— 2'-O-[(1-N-methyltetrazol-5-yl)ethyl]-6-N-phenoxyacetyladenosine 1030609-59-6 C22H25N9O6
    2'-O-[(1-N-methyltetrazol-5-yl)ethyl]-6-N-phenoxyacetyladenosine
    —— 2-((1S,3S,4S,5S)-3-Benzyloxymethyl-2,7-dioxa-bicyclo[3.2.1]oct-4-yl)-N,N-dimethyl-acetamide 79440-57-6 C18H25NO4
    2-((1S,3S,4S,5S)-3-Benzyloxymethyl-2,7-dioxa-bicyclo[3.2.1]oct-4-yl)-N,N-dimethyl-acetamide
    —— 2-(1-isopropylvinyl)-γ-butyrolactone 139669-56-0 C9H14O2
    2-(1-isopropylvinyl)-γ-butyrolactone
    —— 2-amino-3-methyl-5-(3-pyrimidin-5-ylphenyl)-5-[4-(trimethylsilyl)phenyl]-3,5-dihydro-4H-imidazol-4-one 1034923-77-7 C23H25N5OSi
    2-amino-3-methyl-5-(3-pyrimidin-5-ylphenyl)-5-[4-(trimethylsilyl)phenyl]-3,5-dihydro-4H-imidazol-4-one
    —— 2-thioxo-benzooxazole-3-carboxylic acid methylamide 31863-06-6 C9H8N2O2S
    2-thioxo-benzooxazole-3-carboxylic acid methylamide
    —— 2-Pyridinamine, 3-(difluoromethyl)-4-methyl- 1805301-58-9 C7H8F2N2
    2-Pyridinamine, 3-(difluoromethyl)-4-methyl-
    —— (2S,3S)-2-amino-1-{3-[(3,4-difluorophenyl)amino]-2-(4-fluorophenyl)-5H,6H,7H,8H-imidazo[1,2-a]pyrazin-7-yl}-3-methylpentan-1-one 1261114-26-4 C24H26F3N5O
    (2S,3S)-2-amino-1-{3-[(3,4-difluorophenyl)amino]-2-(4-fluorophenyl)-5H,6H,7H,8H-imidazo[1,2-a]pyrazin-7-yl}-3-methylpentan-1-one
    —— 2-((2R,3S,6S,11S,E)-11-(((9H-fluoren-9-yl)methoxy)carbonylamino)-3,4-dimethyl-5,12-dioxo-2-phenyl-1-oxa-4-azacyclododec-8-en-6-yl)acetic acid 1589557-25-4 C35H36N2O7
    2-((2R,3S,6S,11S,E)-11-(((9H-fluoren-9-yl)methoxy)carbonylamino)-3,4-dimethyl-5,12-dioxo-2-phenyl-1-oxa-4-azacyclododec-8-en-6-yl)acetic acid