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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 3-Methyl-4a-isopropyl-4a,5-dihydrolumiflavin 50387-27-4 C17H22N4O2
    3-Methyl-4a-isopropyl-4a,5-dihydrolumiflavin
    —— 3-acetyl-7-methoxy-2-phenyl-4-trichloromethyl-3,4-dihydro-quinazoline 51031-93-7 C18H15Cl3N2O2
    3-acetyl-7-methoxy-2-phenyl-4-trichloromethyl-3,4-dihydro-quinazoline
    —— 3,5-Diphenyl-4-methoxy-N,N,N-trimethylanilinium-iodid 53442-21-0 C22H24NO*I
    3,5-Diphenyl-4-methoxy-N,N,N-trimethylanilinium-iodid
    —— (3,7,8,10-tetramethyl-2,4-dioxo-2,3,4,10-tetrahydro-benzo[<i>g</i>]pteridine-4a,5-diyl)-bis-acetic acid diethyl ester 50496-99-6 C22H28N4O6
    (3,7,8,10-tetramethyl-2,4-dioxo-2,3,4,10-tetrahydro-benzo[<i>g</i>]pteridine-4a,5-diyl)-bis-acetic acid diethyl ester
    —— 3-(2-ethoxy-anilinomethyl)-6-nitro-3<i>H</i>-benzooxazol-2-one 50708-89-9 C16H15N3O5
    3-(2-ethoxy-anilinomethyl)-6-nitro-3<i>H</i>-benzooxazol-2-one
    —— [3-(2-phthalimido-ethyl)-3<i>H</i>-thiazol-2-ylidene]-carbamic acid ethyl ester 50548-05-5 C16H15N3O4S
    [3-(2-phthalimido-ethyl)-3<i>H</i>-thiazol-2-ylidene]-carbamic acid ethyl ester
    —— 3-exo-Fluor-8-anti-hydroxy-6,7-tetrafluorbenzobicyclo<3.2.1>oct-6-en 38032-30-3 C12H9F5O
    3-exo-Fluor-8-anti-hydroxy-6,7-tetrafluorbenzobicyclo<3.2.1>oct-6-en
    —— 3-phenyl-2-[1-(3-phenylimino-3<i>H</i>-isobenzofuran-1-ylidene)-ethyl]-3<i>H</i>-quinazolin-4-one 50547-46-1 C30H21N3O2
    3-phenyl-2-[1-(3-phenylimino-3<i>H</i>-isobenzofuran-1-ylidene)-ethyl]-3<i>H</i>-quinazolin-4-one
    —— 3'-O-Trimethylsilyl-2'-desoxyuridinmonophosphorsaeure-bis-(trimethylsilylester) 51432-31-6 C18H37N2O8PSi3
    3'-O-Trimethylsilyl-2'-desoxyuridinmonophosphorsaeure-bis-(trimethylsilylester)
    —— 3-acetoxymethyl-<i>O</i><sup>1</sup>-acetyl-<i>O</i><sup>2</sup>-(<i>O</i><sup>4</sup>,<i>O</i><sup>6</sup>-diacetyl-<i>N</i>,<i>O</i><sup>3</sup>-carbonyl-2-methylamino-α-<i>L</i>-2-deoxy-glucopyranosyl)-α-<i>L</i>-5-deoxy-lyxofuranose 55714-32-4 C22H31NO14
    3-acetoxymethyl-<i>O</i><sup>1</sup>-acetyl-<i>O</i><sup>2</sup>-(<i>O</i><sup>4</sup>,<i>O</i><sup>6</sup>-diacetyl-<i>N</i>,<i>O</i><sup>3</sup>-carbonyl-2-methylamino-α-<i>L</i>-2-deoxy-glucopyranosyl)-α-<i>L</i>-5-deoxy-lyxofuranose
    —— (3R,1'R,3'R)-3-(1,3-dioxo-1,3-dithian-2-yl)-1-phenyl-1-butanone 1030649-86-5 C14H18O3S2
    (3R,1'R,3'R)-3-(1,3-dioxo-1,3-dithian-2-yl)-1-phenyl-1-butanone
    —— 3'-ethoxy-8'-isopropylsulfanylmethyl-3-methyl-6'-nitro-3<i>H</i>-spiro[benzothiazole-2,2'-chromene] 72462-09-0 C22H24N2O4S2
    3'-ethoxy-8'-isopropylsulfanylmethyl-3-methyl-6'-nitro-3<i>H</i>-spiro[benzothiazole-2,2'-chromene]
    —— 3β-Brom-2-oxo-17β-acetoxy-1α,5β-cyclo-10α-(4β-D)androstan 22848-02-8 C21H29BrO3
    3β-Brom-2-oxo-17β-acetoxy-1α,5β-cyclo-10α-(4β-D)androstan
    —— 3-(4-chloro-6-(2-[2-methylpropionyloxy]-4-ethyl-benzyloxy)-3-pyridyl)-4-chloro-5-difluoromethoxy-1-methyl-[1H]-pyrazole 681858-19-5 C23H23Cl2F2N3O5
    3-(4-chloro-6-(2-[2-methylpropionyloxy]-4-ethyl-benzyloxy)-3-pyridyl)-4-chloro-5-difluoromethoxy-1-methyl-[1H]-pyrazole
    —— 3-{3-[(S)-2-oxo-3-(3-oxo-3,4-dihydro-2H-benzo[1,4]thiazin-6-yl)-oxazolidin-5-yl]-propyl}-1H-benzo[g]quinazoline-2,4-dione 1422209-37-7 C26H22N4O5S
    3-{3-[(S)-2-oxo-3-(3-oxo-3,4-dihydro-2H-benzo[1,4]thiazin-6-yl)-oxazolidin-5-yl]-propyl}-1H-benzo[g]quinazoline-2,4-dione
    —— (3S,4S,R<sub>S</sub>)-ethyl 4,5-cyclohexylidenedioxy-3-(tert-butylsulfinylamino)-2,2-difluoropentanoate 1602920-64-8 C17H29F2NO5S
    (3S,4S,R<sub>S</sub>)-ethyl 4,5-cyclohexylidenedioxy-3-(tert-butylsulfinylamino)-2,2-difluoropentanoate
    —— 3-butyl-4-(chlorodifluoromethyl)-[1,2,3]triazolo[1,5-a]quinoxaline 1235454-92-8 C14H13ClF2N4
    3-butyl-4-(chlorodifluoromethyl)-[1,2,3]triazolo[1,5-a]quinoxaline
    —— (-)-3-dehydroxy-14'-apo-peridinin-14'-ol 930767-26-3 C22H28O4
    (-)-3-dehydroxy-14'-apo-peridinin-14'-ol
    —— 3-(3,6-Dimethoxy-5-methyl-pyrazin-2-ylmethyl)-7-(3-methyl-butyl)-1H-indole 79180-25-9 C21H27N3O2
    3-(3,6-Dimethoxy-5-methyl-pyrazin-2-ylmethyl)-7-(3-methyl-butyl)-1H-indole
    —— {3-[5-fluoro-2-(2,2,3,3-tetramethylcyclopropanecarbonyl)-1,2,3,4-tetrahydroisoquinolin-8-yl]-4-methoxyphenyl}acetic acid 1445884-85-4 C26H30FNO4
    {3-[5-fluoro-2-(2,2,3,3-tetramethylcyclopropanecarbonyl)-1,2,3,4-tetrahydroisoquinolin-8-yl]-4-methoxyphenyl}acetic acid
    —— 3-(p-Anisyl)-4-(p-chlorbenzoyl)-5-(p-chlorphenyl)-1-phenyl-pyrazol 53608-46-1 C29H20Cl2N2O2
    3-(p-Anisyl)-4-(p-chlorbenzoyl)-5-(p-chlorphenyl)-1-phenyl-pyrazol
    —— 3-Chlor-2-hydroxy-4-methyl-benzochinolin(5:6) 50689-46-8 C14H10ClNO
    3-Chlor-2-hydroxy-4-methyl-benzochinolin(5:6)
    —— 3-hydroxy-[1,2]benzoquinone; radical anion (deprotonated form) 23195-70-2 C6H3O3
    3-hydroxy-[1,2]benzoquinone; radical anion (deprotonated form)
    —— 3,4,5-Trimethoxy-benzoic acid 2-((6aR,7R,9R)-7-methyl-4,6,6a,7,8,9,10,10a-octahydro-indolo[4,3-fg]quinolin-9-yl)-ethyl ester 54318-81-9 C27H32N2O5
    3,4,5-Trimethoxy-benzoic acid 2-((6aR,7R,9R)-7-methyl-4,6,6a,7,8,9,10,10a-octahydro-indolo[4,3-fg]quinolin-9-yl)-ethyl ester
    —— 3-[(5-Chloro-thiophen-2-yl)-ethyl-phosphinoyl]-2-methyl-propionitrile 53979-76-3 C10H13ClNOPS
    3-[(5-Chloro-thiophen-2-yl)-ethyl-phosphinoyl]-2-methyl-propionitrile
    —— (3aR,8aS)-2,2-Dibutyl-hexahydro-1,3-dioxa-2-stanna-azulene 53429-52-0 C15H30O2Sn
    (3aR,8aS)-2,2-Dibutyl-hexahydro-1,3-dioxa-2-stanna-azulene
    —— 3-acetoxy-3',6'-dioxo-3',6'-dihydro-5,8-etheno-pyridazino[1',2':6,7](6,7-diaza-23,24-dinor-cholan)-21-al 41238-12-4 C28H36N2O5
    3-acetoxy-3',6'-dioxo-3',6'-dihydro-5,8-etheno-pyridazino[1',2':6,7](6,7-diaza-23,24-dinor-cholan)-21-al
    —— 3-Oxazolidinecarboxylic acid,2,2-dimethyl-4-[[(methylsulfonyl)oxy](2-oxocyclohexyl)methyl]-,1,1-dimethylethyl ester, (4R)- 449188-74-3 C18H31NO7S
    3-Oxazolidinecarboxylic acid,2,2-dimethyl-4-[[(methylsulfonyl)oxy](2-oxocyclohexyl)methyl]-,1,1-dimethylethyl ester, (4R)-
    —— (3S)-3-[(1R,3R,7E)-1,3-bis{[tert-butyl(dimethyl)silyl]oxy}-2-oxo-9,10-secoestra-5,7-dien-17-yl]butanenitrile 1010389-25-9 C34H59NO3Si2
    (3S)-3-[(1R,3R,7E)-1,3-bis{[tert-butyl(dimethyl)silyl]oxy}-2-oxo-9,10-secoestra-5,7-dien-17-yl]butanenitrile
    —— 3-(1-methyl-4-nitro-5-(3-nitrophenyl)-1H-pyrazol-3-yl)pyridine 1584233-82-8 C15H11N5O4
    3-(1-methyl-4-nitro-5-(3-nitrophenyl)-1H-pyrazol-3-yl)pyridine
    —— 3-((2R,6S)-6-((tert-butyldimethylsilyloxy)methyl)piperidin-2-yl)propan-1-ol 1352964-66-9 C15H33NO2Si
    3-((2R,6S)-6-((tert-butyldimethylsilyloxy)methyl)piperidin-2-yl)propan-1-ol
    —— 3-fluoro-5-(9H-xanthen-9-ylidene)-6,7,8,9-tetrahydro-5H-benzo[7]annulen-6-ol 1416799-95-5 C24H19FO2
    3-fluoro-5-(9H-xanthen-9-ylidene)-6,7,8,9-tetrahydro-5H-benzo[7]annulen-6-ol
    —— 3,4,5,6-Tetra-tert-butylphthalsaeuredimethylester 75863-35-3 C26H42O4
    3,4,5,6-Tetra-tert-butylphthalsaeuredimethylester
    —— 3',4'-Dihydro-chinolino<1',2'-c>sydnonimin 94350-93-3 C10H9N3O
    3',4'-Dihydro-chinolino<1',2'-c>sydnonimin
    —— 3-(Bis-ethylsulfanyl-methyl)-pentane 36055-98-8 C10H22S2
    3-(Bis-ethylsulfanyl-methyl)-pentane
    —— (-)-(3R,4S)-3-methyl-5-oxo-5-phenyl-4-tosylpentanal 1293384-98-1 C19H20O4S
    (-)-(3R,4S)-3-methyl-5-oxo-5-phenyl-4-tosylpentanal
    —— 3-Imino-2-(methyl-p-tolyl-hydrazono)-1,3-diphenyl-propan-1-one 51337-42-9 C23H21N3O
    3-Imino-2-(methyl-p-tolyl-hydrazono)-1,3-diphenyl-propan-1-one
    —— 3-isopropyl-6,6-dimethyl-1-phenyl-1,5,6,7-tetrahydro-indazol-4-one oxime 51376-27-3 C18H23N3O
    3-isopropyl-6,6-dimethyl-1-phenyl-1,5,6,7-tetrahydro-indazol-4-one oxime
    —— 3-aminocytidine hydrochloride 56653-02-2 C9H14N4O5*ClH
    3-aminocytidine hydrochloride
    —— (3E,5Z)-1,5,6-Triphenyl-3-p-tolyl-hexa-3,5-dien-1-one 55082-13-8 C31H26O
    (3E,5Z)-1,5,6-Triphenyl-3-p-tolyl-hexa-3,5-dien-1-one
    —— 3-benzofuran-2-yl-7-ethoxy-5-hydroxy-2-trifluoromethyl-chromen-4-one 51129-59-0 C20H13F3O5
    3-benzofuran-2-yl-7-ethoxy-5-hydroxy-2-trifluoromethyl-chromen-4-one
    —— 3-Chloro-3-methyl-2-phenylsulfanyl-2,3-dihydro-benzo[b]thiophene 1,1-dioxide 28633-66-1 C15H13ClO2S2
    3-Chloro-3-methyl-2-phenylsulfanyl-2,3-dihydro-benzo[b]thiophene 1,1-dioxide
    —— 3-Chlor-6-phenoxythiocarbonylhydrazin-pyridazin 52494-68-5 C11H9ClN4OS
    3-Chlor-6-phenoxythiocarbonylhydrazin-pyridazin
    —— 3β-Acetoxy-21-ethylthiomethylidene-5β-pregn-14-en-20-on 62597-90-4 C26H38O3S
    3β-Acetoxy-21-ethylthiomethylidene-5β-pregn-14-en-20-on
    —— 3-methoxy-5-nitro-9-phenoxy-acridine 54421-03-3 C20H14N2O4
    3-methoxy-5-nitro-9-phenoxy-acridine
    —— 3-Methyl-3-carbomethoxy-Δ1-pyrazolin 42076-23-3 C6H10N2O3
    3-Methyl-3-carbomethoxy-Δ1-pyrazolin
    —— 3-chloro-N-{3-(2-cyano-1H-pyrrol-1-yl)-1-[(4-methylpiperidin-1-yl)carbonyl]propyl}benzenesulfonamide 1191030-78-0 C21H25ClN4O3S
    3-chloro-N-{3-(2-cyano-1H-pyrrol-1-yl)-1-[(4-methylpiperidin-1-yl)carbonyl]propyl}benzenesulfonamide
    —— 3,3-Difluoro-3-(2-mercapto-ethoxy)-2-trifluoromethyl-propionyl fluoride 41944-74-5 C6H6F6O2S
    3,3-Difluoro-3-(2-mercapto-ethoxy)-2-trifluoromethyl-propionyl fluoride
    —— 3'-(2-ethoxy-ethyl)-1'<i>H</i>-spiro[cyclohexane-1,2'-quinazolin]-4'-one 49667-50-7 C17H24N2O2
    3'-(2-ethoxy-ethyl)-1'<i>H</i>-spiro[cyclohexane-1,2'-quinazolin]-4'-one
    —— 3-[(Z)-2-(2-Chloro-phenyl)-vinyl]-cyclohex-2-enone 54747-87-4 C14H13ClO
    3-[(Z)-2-(2-Chloro-phenyl)-vinyl]-cyclohex-2-enone