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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Acetylamino-propane-1-sulfonic acid 16496-76-7 C5H11NO4S
    2-Acetylamino-propane-1-sulfonic acid
    —— 2-Chloro-N-[3-(4-hydroxy-9,10-dioxo-9,10-dihydro-anthracen-1-ylamino)-propyl]-acetamide 66261-57-2 C19H17ClN2O4
    2-Chloro-N-[3-(4-hydroxy-9,10-dioxo-9,10-dihydro-anthracen-1-ylamino)-propyl]-acetamide
    —— 2,3-diphenyl-6-methylpyrazine 1-oxide 96549-07-4 C17H14N2O
    2,3-diphenyl-6-methylpyrazine 1-oxide
    —— (2S,3S)-1-((2S,5S)-2,5-Bis-methoxymethoxymethyl-pyrrolidin-1-yl)-2-ethyl-3-hydroxy-4-methyl-pentan-1-one 103617-88-5 C18H35NO6
    (2S,3S)-1-((2S,5S)-2,5-Bis-methoxymethoxymethyl-pyrrolidin-1-yl)-2-ethyl-3-hydroxy-4-methyl-pentan-1-one
    —— 2-(1,2-dihydro-[3]phenanthrylmethyl)-1,2,3,4-tetrahydro-isoquinoline 123965-39-9 C24H23N
    2-(1,2-dihydro-[3]phenanthrylmethyl)-1,2,3,4-tetrahydro-isoquinoline
    —— 2-[2-(6,8-Difluorofuro[3,2-c]quinolin-2-yl)-3,3,4,4,5,5-hexafluorocyclopenten-1-yl]-6,8-difluorofuro[3,2-c]quinoline 1415915-85-3 C27H8F10N2O2
    2-[2-(6,8-Difluorofuro[3,2-c]quinolin-2-yl)-3,3,4,4,5,5-hexafluorocyclopenten-1-yl]-6,8-difluorofuro[3,2-c]quinoline
    —— 21-acetoxy-16α-methoxy-pregn-4-ene-3,20-dione 907577-35-9 C24H34O5
    21-acetoxy-16α-methoxy-pregn-4-ene-3,20-dione
    —— 2-benzyl-4,5-dihydro-8-methyl-2H-thieno[3,4-g]indazole-6-carboxylic acid ethyl ester 364759-90-0 C20H20N2O2S
    2-benzyl-4,5-dihydro-8-methyl-2H-thieno[3,4-g]indazole-6-carboxylic acid ethyl ester
    —— 2-Methoxy-1-(4-methoxyphenyl)-5-(4-methoxy-3-phenylphenyl)-3-phenylbenzene 1415581-96-2 C33H28O3
    2-Methoxy-1-(4-methoxyphenyl)-5-(4-methoxy-3-phenylphenyl)-3-phenylbenzene
    —— (2S)-2-[(4-chlorophenyl)methylamino]-3-phenylpropan-1-ol 118238-95-2 C16H18ClNO
    (2S)-2-[(4-chlorophenyl)methylamino]-3-phenylpropan-1-ol
    —— 2-amino-3-arsono-benzoic acid 860530-76-3 C7H8AsNO5
    2-amino-3-arsono-benzoic acid
    —— 2,3-dihydro-benzo[1,4]dioxine-5-carboxylic acid {(1S,3S,5S)-2-[2-methyl-5-(2-trifluoromethyl-phenyl)-thiazole-4-carbonyl]-2-aza-bicyclo[3.1.0]hex-3-ylmethyl}-amide 1038506-00-1 C27H24F3N3O4S
    2,3-dihydro-benzo[1,4]dioxine-5-carboxylic acid {(1S,3S,5S)-2-[2-methyl-5-(2-trifluoromethyl-phenyl)-thiazole-4-carbonyl]-2-aza-bicyclo[3.1.0]hex-3-ylmethyl}-amide
    —— 2-(3,5-difluoro-benzylcarbamoyl)-2-fluoro-pentanoic acid ethyl ester 889459-29-4 C15H18F3NO3
    2-(3,5-difluoro-benzylcarbamoyl)-2-fluoro-pentanoic acid ethyl ester
    —— (2R,3S)-N-((3S)-7-methoxy-1-methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)-2,3-bis(3,3,3-trifluoropropyl)succinamide 1401066-87-2 C27H28F6N4O4
    (2R,3S)-N-((3S)-7-methoxy-1-methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)-2,3-bis(3,3,3-trifluoropropyl)succinamide
    —— 2-{[6-methoxy-5-(3-methyl-phenyl)-pyridine-3-carbonyl]-amino}-indane-2-carboxylic acid 1195943-43-1 C24H22N2O4
    2-{[6-methoxy-5-(3-methyl-phenyl)-pyridine-3-carbonyl]-amino}-indane-2-carboxylic acid
    —— 2-(6-cyano-3-phenyl-1H-indazol-1-yl)thiazole-4-carboxylic acid 1204772-17-7 C18H10N4O2S
    2-(6-cyano-3-phenyl-1H-indazol-1-yl)thiazole-4-carboxylic acid
    —— 2(1-Hydroxy-2-phenylcyclohexyl)-propanol 58026-39-4 C15H22O2
    2(1-Hydroxy-2-phenylcyclohexyl)-propanol
    —— 2-chloro-4,6-bis-(4-dodecyloxyphenylethynyl)pyrimidine 1018474-02-6 C44H59ClN2O2
    2-chloro-4,6-bis-(4-dodecyloxyphenylethynyl)pyrimidine
    —— 2-[1-[[2-Fluoro-4-(3-phenylprop-2-enoylamino)phenyl]methyl]-3,5-dimethylpyrazol-4-yl]acetic acid 1322083-50-0 C23H22FN3O3
    2-[1-[[2-Fluoro-4-(3-phenylprop-2-enoylamino)phenyl]methyl]-3,5-dimethylpyrazol-4-yl]acetic acid
    —— 2-ethyl-N-[2-(4-fluorophenyl)-1H-pyrrolo[2,3-b]pyridin-5-yl]pyrazole-3-sulfonamide 1616386-00-5 C18H16FN5O2S
    2-ethyl-N-[2-(4-fluorophenyl)-1H-pyrrolo[2,3-b]pyridin-5-yl]pyrazole-3-sulfonamide
    —— 2-(3'-t-butylamino-2'-hydroxypropylthio)-4-(5'-carboxy-2'-thienyl)thiazole hydrochloride 104766-23-6 C15H20N2O3S3*ClH
    2-(3'-t-butylamino-2'-hydroxypropylthio)-4-(5'-carboxy-2'-thienyl)thiazole hydrochloride
    —— (2S,3S)-2-Methyl-3-(9-phenyl-9H-fluoren-9-ylamino)-succinic acid 4-benzyl ester 482631-96-9 C31H27NO4
    (2S,3S)-2-Methyl-3-(9-phenyl-9H-fluoren-9-ylamino)-succinic acid 4-benzyl ester
    —— 2-amino-5,6,7,8-tetrahydropyrido<4,3-d>pyrimidin-4(3H)-one dihydrochloride 121187-67-5 C7H10N4O*2ClH
    2-amino-5,6,7,8-tetrahydropyrido<4,3-d>pyrimidin-4(3H)-one dihydrochloride
    —— 2-(Adamantyl-2-ol-2)-5-thiophene carboxylic acid ethyl ester 83185-17-5 C17H22O3S
    2-(Adamantyl-2-ol-2)-5-thiophene carboxylic acid ethyl ester
    —— 2-[3-(tert-butyldimethylsilyloxymethyl)phenyl]-6-morpholino-4-(1,2,3,6-tetrahydropyridin-4-yl)pyrimidine 941316-92-3 C26H38N4O2Si
    2-[3-(tert-butyldimethylsilyloxymethyl)phenyl]-6-morpholino-4-(1,2,3,6-tetrahydropyridin-4-yl)pyrimidine
    —— (+)-(2Z,1'R,3R)-7-((dimethyl(phenyl)silyl)methyl)-5-(1'-phenylethoxy)octa-2,7-dien-3-yl benzoate 681144-15-0 C32H38O3Si
    (+)-(2Z,1'R,3R)-7-((dimethyl(phenyl)silyl)methyl)-5-(1'-phenylethoxy)octa-2,7-dien-3-yl benzoate
    —— 2-(7-Methyl-1,4-dithia-spiro[4.5]dec-6-en-8-yl)-propan-2-ol 86000-35-3 C12H20OS2
    2-(7-Methyl-1,4-dithia-spiro[4.5]dec-6-en-8-yl)-propan-2-ol
    —— 2-Brom-5,5,6,6,7,7,7-heptafluor-heptansaeure 10325-09-4 C7H6BrF7O2
    2-Brom-5,5,6,6,7,7,7-heptafluor-heptansaeure
    —— 2,6-di<8-<4-(10,15,20-triphenyl-5-porphyrinyl)phenyl>-2,5,8-trioxaoctyl>pyridine 130413-36-4 C103H81N9O6
    2,6-di<8-<4-(10,15,20-triphenyl-5-porphyrinyl)phenyl>-2,5,8-trioxaoctyl>pyridine
    —— (2R,3R)-2-isopropyl-3-(nitromethyl)-5-phenylpentanal 1065515-19-6 C15H21NO3
    (2R,3R)-2-isopropyl-3-(nitromethyl)-5-phenylpentanal
    —— 2-ethoxy-2-thioxo-6-<i>p</i>-tolyl-1,2-dihydro-2λ<sup>5</sup>-thieno[3,2-<i>d</i>][1,3,2]thiazaphosphinine-4-thione 37572-04-6 C14H14NOPS4
    2-ethoxy-2-thioxo-6-<i>p</i>-tolyl-1,2-dihydro-2λ<sup>5</sup>-thieno[3,2-<i>d</i>][1,3,2]thiazaphosphinine-4-thione
    —— 2-(4-methyloct-1-en-4-yloxy)acetic acid 1318230-56-6 C11H20O3
    2-(4-methyloct-1-en-4-yloxy)acetic acid
    —— 2-(1-Acetyl-2-oxo-propylazo)-N-pyrimidin-2-yl-benzenesulfonamide 75304-35-7 C15H15N5O4S
    2-(1-Acetyl-2-oxo-propylazo)-N-pyrimidin-2-yl-benzenesulfonamide
    —— 2-((S)-1-phenylallyl)naphthalene 949568-49-4 C19H16
    2-((S)-1-phenylallyl)naphthalene
    —— 2-O-allyl-1,6-anhydro-3,4-di-O-benzyl-β-D-galactopyranose 66963-51-7 C23H26O5
    2-O-allyl-1,6-anhydro-3,4-di-O-benzyl-β-D-galactopyranose
    —— [2,2a(2)-Binaphthalene]-7,7a(2)(8H,8a(2)H)-dione, 8,8a(2)-bis[[[4-(1,1-dimethylethyl)cyclohexyl]amino]methylene]-1,1a(2),6,6a(2)-tetrahydroxy-3,3a(2)-dimethyl-5,5a(2)-bis(1-methylethyl)- 2051592-34-6 C50H68N2O6
    [2,2a(2)-Binaphthalene]-7,7a(2)(8H,8a(2)H)-dione, 8,8a(2)-bis[[[4-(1,1-dimethylethyl)cyclohexyl]amino]methylene]-1,1a(2),6,6a(2)-tetrahydroxy-3,3a(2)-dimethyl-5,5a(2)-bis(1-methylethyl)-
    —— 2-(deuteriomethyl)-3-furoic acid 137304-18-8 C6H6O3
    2-(deuteriomethyl)-3-furoic acid
    —— 2-[2-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]ethyl]-2H-benzotriazole-5-methanol 1196073-17-2 C15H25N3O2Si
    2-[2-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]ethyl]-2H-benzotriazole-5-methanol
    —— 2,2,2-trichloro-1-methyl-3-(1,2-dichloroethenyl)diazaphosphetidinone 133611-30-0 C4H4Cl5N2OP
    2,2,2-trichloro-1-methyl-3-(1,2-dichloroethenyl)diazaphosphetidinone
    —— 2-methoxy-5-(1-propyl-1H-imidazol-4-yl)-5,6,7,8-tetrahydro-1-naphthalenamine 258527-66-1 C17H23N3O
    2-methoxy-5-(1-propyl-1H-imidazol-4-yl)-5,6,7,8-tetrahydro-1-naphthalenamine
    —— (2R,3S,4R)-2-Methyl-4-phenyl-3-(2,4,6-trimethyl-phenylsulfanyl)-pentanal 129315-46-4 C21H26OS
    (2R,3S,4R)-2-Methyl-4-phenyl-3-(2,4,6-trimethyl-phenylsulfanyl)-pentanal
    —— 2,3,5,6,7,8-Hexahydro-5-[4'-(5-hydroxymethyl-1,2,4-oxadiazol-3-yl)-2'-methylbiphenyl-4-carbonyl]-1'-methylspiro[furo[2,3-g]quinoline-3,4'-piperidine]hydrochloride 219785-39-4 C33H34N4O4*ClH
    2,3,5,6,7,8-Hexahydro-5-[4'-(5-hydroxymethyl-1,2,4-oxadiazol-3-yl)-2'-methylbiphenyl-4-carbonyl]-1'-methylspiro[furo[2,3-g]quinoline-3,4'-piperidine]hydrochloride
    —— 2,2'-dicyano-3,3'-(2,4-diphenyl-cyclobutane-1,3-diyl)-di-acrylic acid dimethyl ester 66684-94-4 C26H22N2O4
    2,2'-dicyano-3,3'-(2,4-diphenyl-cyclobutane-1,3-diyl)-di-acrylic acid dimethyl ester
    —— 2,4-dibromo-5-chloro-naphthalene-1,8-dicarboxylic acid-anhydride 856054-94-9 C12H3Br2ClO3
    2,4-dibromo-5-chloro-naphthalene-1,8-dicarboxylic acid-anhydride
    —— 2-[N'-(2,6-dinitro-phenyl)-N-phenyl-hydrazino]-thiazole 14633-02-4 C15H11N5O4S
    2-[N'-(2,6-dinitro-phenyl)-N-phenyl-hydrazino]-thiazole
    —— 2,2-dimethyl-1,1-diphenyldisilaneyl trifluoromethanesulfonate 558472-99-4 C15H17F3O3SSi2
    2,2-dimethyl-1,1-diphenyldisilaneyl trifluoromethanesulfonate
    —— 2,3,5-Tri-O-benzyl-D-erythro-pentos-4-ulose 1',3'-Dimethyl-1',3'-propanediyl Acetal (E,Z)-4-<(p-Tolylsulfono)-hydrazide> 89279-35-6 C38H44N2O7S
    2,3,5-Tri-O-benzyl-D-erythro-pentos-4-ulose 1',3'-Dimethyl-1',3'-propanediyl Acetal (E,Z)-4-<(p-Tolylsulfono)-hydrazide>
    —— 2-amino-4-(benzyloxy)-8-[3,5-bis-O-(4-chlorobenzoyl)-2-deoxy-β-D-ribofuranosyl]-6-phenylpteridin-7(8H)-one 195821-75-1 C38H29Cl2N5O7
    2-amino-4-(benzyloxy)-8-[3,5-bis-O-(4-chlorobenzoyl)-2-deoxy-β-D-ribofuranosyl]-6-phenylpteridin-7(8H)-one
    —— 2-[(4-{6,7-dihydrothieno[3,2-c]pyridin-5(4H)-ylsulfonyl}phenylimino)methyl]phenol 1309926-67-7 C20H18N2O3S2
    2-[(4-{6,7-dihydrothieno[3,2-c]pyridin-5(4H)-ylsulfonyl}phenylimino)methyl]phenol
    —— (2R,8R)-2,8-dimethyl-2,3,7,8-tetradeoxy-L-glycero-L-manno-nonaric acid di-γ-lactone 128685-04-1 C11H16O5
    (2R,8R)-2,8-dimethyl-2,3,7,8-tetradeoxy-L-glycero-L-manno-nonaric acid di-γ-lactone