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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 3-Formyl-4-chlor-2H-(1)-benzoselenopyran 54949-22-3 C10H7ClOSe
    3-Formyl-4-chlor-2H-(1)-benzoselenopyran
    —— 3-Morpholino-1,2,3,4-tetrahydro-[2]naphthol 65708-69-2 C14H19NO2
    3-Morpholino-1,2,3,4-tetrahydro-[2]naphthol
    —— 3,3'-dimethyl-1,1'-(2,5-dipentyl-3,4-dihydro-2<i>H</i>-pyran-2-ylmethanediyl)-bis-urea 33743-76-9 C20H38N4O3
    3,3'-dimethyl-1,1'-(2,5-dipentyl-3,4-dihydro-2<i>H</i>-pyran-2-ylmethanediyl)-bis-urea
    —— 3-n-Butoxy-2,5-diphenyl-4,5-dihydro-4-furanon 33073-94-8 C20H20O3
    3-n-Butoxy-2,5-diphenyl-4,5-dihydro-4-furanon
    —— 3-((Z)-3-Chloro-allyl)-2,8-dimethyl-quinolin-4-ol 20948-12-3 C14H14ClNO
    3-((Z)-3-Chloro-allyl)-2,8-dimethyl-quinolin-4-ol
    —— 3-Indol-1-yl-2-p-tolyloxy-propan-1-ol 32119-69-0 C18H19NO2
    3-Indol-1-yl-2-p-tolyloxy-propan-1-ol
    —— 3a-hydroxy-3-naphthalen-2-yl-hexahydro-benzothiazole-2-thione 23839-08-9 C17H17NOS2
    3a-hydroxy-3-naphthalen-2-yl-hexahydro-benzothiazole-2-thione
    —— 3-(1,3-dicyano-3-methoxycarbonyl-2-methylsulfanyl-allyl)-indole-2-carboxylic acid methyl ester 37024-05-8 C18H15N3O4S
    3-(1,3-dicyano-3-methoxycarbonyl-2-methylsulfanyl-allyl)-indole-2-carboxylic acid methyl ester
    —— 3-hydrazino-6-methyl-4-nitro-pyridazine 1-oxide 35669-84-2 C5H7N5O3
    3-hydrazino-6-methyl-4-nitro-pyridazine 1-oxide
    —— 3-Isopropyl-7,10a-dimethyl-5,6,6a,7,8,9,10,10a-octahydro-phenanthridine-7-carboxylic acid 30195-78-9 C19H27NO2
    3-Isopropyl-7,10a-dimethyl-5,6,6a,7,8,9,10,10a-octahydro-phenanthridine-7-carboxylic acid
    —— (3aR,6aR,10bR,10cS)-3a,6a-Dimethyl-4,5,6,6a,7,10,10b,10c-octahydro-3aH-2-oxa-fluoranthene-1,3-dione 37948-79-1 C17H20O3
    (3aR,6aR,10bR,10cS)-3a,6a-Dimethyl-4,5,6,6a,7,10,10b,10c-octahydro-3aH-2-oxa-fluoranthene-1,3-dione
    —— 3-(6-Acetoxy-5a-methyl-3-oxo-octahydro-cyclopenta[c]oxepin-1-yl)-propionic acid 20066-86-8 C15H22O6
    3-(6-Acetoxy-5a-methyl-3-oxo-octahydro-cyclopenta[c]oxepin-1-yl)-propionic acid
    —— 3,3'-diethyl-3,4,3',4'-tetrahydro-1<i>H</i>,1'<i>H</i>-3,3'-methanediyl-bis-quinoxalin-2-one 35101-70-3 C20H22N4O2
    3,3'-diethyl-3,4,3',4'-tetrahydro-1<i>H</i>,1'<i>H</i>-3,3'-methanediyl-bis-quinoxalin-2-one
    —— 3-Chloro-6-methoxy-4-methyl-benzofuran-2-carbaldehyde 35619-14-8 C11H9ClO3
    3-Chloro-6-methoxy-4-methyl-benzofuran-2-carbaldehyde
    —— 3β-Acetoxy-16β-furfuryl-17β-hydroxy-5-androsten 29944-33-0 C26H36O4
    3β-Acetoxy-16β-furfuryl-17β-hydroxy-5-androsten
    —— 3-Dehydro-1α,2α-epoxy-12-hydroxy-scillirosidin 26629-60-7 C26H30O9
    3-Dehydro-1α,2α-epoxy-12-hydroxy-scillirosidin
    —— 3'-deoxy-5'-O-(monomethoxytrityl)-N<sup>6</sup>-<2-(4nitrophenyl)ethoxycarbonyl>adenylyl-<2'-<O<sup>P</sup>-<2-(4-nitrophenyl)ethyl>>->5'>-3'-deoxy-N<sup>6</sup>-<2-(4-nitrophenyl)ethoxycarbonyl>adenylyl-<2'-<O<sup>P</sup>-<2-(4-nitrophenyl)ethyl>>->5'>-3'-deoxy-N<sup>6</sup>-<2-(4-nitrophenyl)... 168772-69-8 C93H88N20O30P2
    3'-deoxy-5'-O-(monomethoxytrityl)-N<sup>6</sup>-<2-(4nitrophenyl)ethoxycarbonyl>adenylyl-<2'-<O<sup>P</sup>-<2-(4-nitrophenyl)ethyl>>->5'>-3'-deoxy-N<sup>6</sup>-<2-(4-nitrophenyl)ethoxycarbonyl>adenylyl-<2'-<O<sup>P</sup>-<2-(4-nitrophenyl)ethyl>>->5'>-3'-deoxy-N<sup>6</sup>-<2-(4-nitrophenyl)...
    —— (3R,4R)-1-Allyl-3-benzyloxy-4-((3aR,5R,6R,6aS)-6-iodo-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-azetidin-2-one 842172-42-3 C20H24INO5
    (3R,4R)-1-Allyl-3-benzyloxy-4-((3aR,5R,6R,6aS)-6-iodo-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-azetidin-2-one
    —— 3-(carbothiosemicarbazide)-7-chloro-1,3-dihydro-1-methyl-5-phenyl-2H-1,4-benzodiazepin-2-one 374678-02-1 C18H16ClN5O2S
    3-(carbothiosemicarbazide)-7-chloro-1,3-dihydro-1-methyl-5-phenyl-2H-1,4-benzodiazepin-2-one
    —— 3-allyl-6-(naphthalen-2-yl)-2-thioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid 1268854-70-1 C18H16N2O2S
    3-allyl-6-(naphthalen-2-yl)-2-thioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid
    —— 3-(benzyloxy)-7-methoxynaphthalen-2-amine 1092455-20-3 C18H17NO2
    3-(benzyloxy)-7-methoxynaphthalen-2-amine
    —— 3β,17β-diacetoxy-4β-hydroxyandrost-5-ene 187344-48-5 C23H34O5
    3β,17β-diacetoxy-4β-hydroxyandrost-5-ene
    —— (3R,5S)-5-acetoxy-2-benzyl-3-[(2S,4R,5R)-5-(tert-butyldimethylsiloxy)-2-methyl-1,3-dioxan-4-yl]isoxazolidine 1035422-90-2 C23H37NO6Si
    (3R,5S)-5-acetoxy-2-benzyl-3-[(2S,4R,5R)-5-(tert-butyldimethylsiloxy)-2-methyl-1,3-dioxan-4-yl]isoxazolidine
    —— 3-benzyl-7,8-di(t-butyldimethylsilyloxy)-1-hydroxy-1-phenyl-2,3,4,5-tetrahydro-1H-3-benzazepine 877128-50-2 C35H51NO3Si2
    3-benzyl-7,8-di(t-butyldimethylsilyloxy)-1-hydroxy-1-phenyl-2,3,4,5-tetrahydro-1H-3-benzazepine
    —— 3-((3R,4R)-1-Acetyl-3-vinyl-piperidin-4-yl)-1-(6-methoxy-quinolin-4-yl)-propan-1-one 113807-66-2 C22H26N2O3
    3-((3R,4R)-1-Acetyl-3-vinyl-piperidin-4-yl)-1-(6-methoxy-quinolin-4-yl)-propan-1-one
    —— 3'-O-(tert-butyldimethylsilyl)-5′-O-(tert-butyldiphenylsilyl)-2′-deoxy-2′-fluoro-4′-hydroxymethyluridine 1445379-64-5 C32H45FN2O6Si2
    3'-O-(tert-butyldimethylsilyl)-5′-O-(tert-butyldiphenylsilyl)-2′-deoxy-2′-fluoro-4′-hydroxymethyluridine
    —— (3-Oxo-4-androsten-17β-yl)-2,3,4,6-tetra-O-pivaloyl-β-D-glucopyranosid 100083-85-0 C45H70O11
    (3-Oxo-4-androsten-17β-yl)-2,3,4,6-tetra-O-pivaloyl-β-D-glucopyranosid
    —— 3,4-dihydro-6,7-dimethoxy-1-(3,4-dimethoxybenzocyclobutenyl)isoquinoline hydrochloride 91106-61-5 C21H23NO4*ClH
    3,4-dihydro-6,7-dimethoxy-1-(3,4-dimethoxybenzocyclobutenyl)isoquinoline hydrochloride
    —— 3-tert-Butyl-3-trimethylsilanyloxy-1,2,5-trioxa-spiro[5.5]undeca-7,10-dien-9-one 81741-16-4 C15H24O5Si
    3-tert-Butyl-3-trimethylsilanyloxy-1,2,5-trioxa-spiro[5.5]undeca-7,10-dien-9-one
    —— 3-(4-chlorobenzoyl)-5-phenyl-1,2,4,5-tetrahydropyrrolo[1,2-a]quinoxaline-1,2,4-trione 887250-28-4 C24H13ClN2O4
    3-(4-chlorobenzoyl)-5-phenyl-1,2,4,5-tetrahydropyrrolo[1,2-a]quinoxaline-1,2,4-trione
    —— 3-ethyl-1-methyl-2-oxoindolin-3-yl formate 1620907-28-9 C12H13NO3
    3-ethyl-1-methyl-2-oxoindolin-3-yl formate
    —— (3(S)-benzyloxycarbonylamino-2(R)-hydroxy-5-methyl-hexyl)-(3-methoxy-benzyl)-carbamic acid tert-butyl ester 658691-03-3 C28H40N2O6
    (3(S)-benzyloxycarbonylamino-2(R)-hydroxy-5-methyl-hexyl)-(3-methoxy-benzyl)-carbamic acid tert-butyl ester
    —— 3,3-Dimethyl-thiopenten-(4)-saeure-O-aethylester 20761-90-4 C9H16OS
    3,3-Dimethyl-thiopenten-(4)-saeure-O-aethylester
    —— 3-(β-diethylaminoethylamino)-4-amino-6-(4'-chlorbenzyl)-1,2,4-triazine-5-one 22284-98-6 C16H23ClN6O
    3-(β-diethylaminoethylamino)-4-amino-6-(4'-chlorbenzyl)-1,2,4-triazine-5-one
    —— (3aR,5aR,9bS)-3-((1H-1,2,4-triazol-1-yl)methyl)-3a-hydroxy-5a,9-dimethyl-3,3a,4,5,5a,6,7,8-octahydronaphtho[1,2-b]furan-2(9bH)-one 1109275-72-0 C17H23N3O3
    (3aR,5aR,9bS)-3-((1H-1,2,4-triazol-1-yl)methyl)-3a-hydroxy-5a,9-dimethyl-3,3a,4,5,5a,6,7,8-octahydronaphtho[1,2-b]furan-2(9bH)-one
    —— 3-Ethyl-4-methylphenylacetat 34681-85-1 C11H14O2
    3-Ethyl-4-methylphenylacetat
    —— 3-((3-bromophenyl)((tert-butylsulfinyl)amino)methyl)-N,N-dimethylbenzamide 960526-83-4 C20H25BrN2O2S
    3-((3-bromophenyl)((tert-butylsulfinyl)amino)methyl)-N,N-dimethylbenzamide
    —— 3β-(monodigitoxosyloxy)-14-hydroxy-5β,14β-pregnan-20-one 135685-14-2 C27H44O6
    3β-(monodigitoxosyloxy)-14-hydroxy-5β,14β-pregnan-20-one
    —— 3-[3'-thio-1',2',4'-triazol-5'-yl]-7-chloro-1,3-dihydro-1-methyl-5-phenyl-2H-1,4-benzodiazepin-2-one 374678-03-2 C18H14ClN5OS
    3-[3'-thio-1',2',4'-triazol-5'-yl]-7-chloro-1,3-dihydro-1-methyl-5-phenyl-2H-1,4-benzodiazepin-2-one
    —— 3-oxoolean-12-en-28-yl acetate 197500-52-0 C32H50O3
    3-oxoolean-12-en-28-yl acetate
    —— (3-cyclohexenyl)-iodomethane 119867-11-7 C7H11I
    (3-cyclohexenyl)-iodomethane
    —— 3,3,20,20-bis-ethanediyldioxy-21-hydroxy-pregn-5-en-11-one 39833-13-1 C25H36O6
    3,3,20,20-bis-ethanediyldioxy-21-hydroxy-pregn-5-en-11-one
    —— (3a<i>S</i>)-1,3-dibenzyl-6<i>c</i>-(1<i>S</i>)-bornyloxy-(3a<i>r</i>,6a<i>c</i>)-tetrahydro-furo[3,4-<i>d</i>]imidazole-2,4-dione 28273-94-1 C29H34N2O4
    (3a<i>S</i>)-1,3-dibenzyl-6<i>c</i>-(1<i>S</i>)-bornyloxy-(3a<i>r</i>,6a<i>c</i>)-tetrahydro-furo[3,4-<i>d</i>]imidazole-2,4-dione
    —— 3-[2-(7,8-dimethyl-2,4-dioxo-3,4-dihydro-2H-benzo[g]pteridin-10-yl)acetylamino]propionic acid 1207984-18-6 C17H17N5O5
    3-[2-(7,8-dimethyl-2,4-dioxo-3,4-dihydro-2H-benzo[g]pteridin-10-yl)acetylamino]propionic acid
    —— 3-(3-(tert-butyl)-5-(3-(naphthalen-1-yl)ureido)-1H-pyrazol-1-yl)-N-(2-carbamoyl-4-methylpentyl)benzamide 1254309-01-7 C32H38N6O3
    3-(3-(tert-butyl)-5-(3-(naphthalen-1-yl)ureido)-1H-pyrazol-1-yl)-N-(2-carbamoyl-4-methylpentyl)benzamide
    —— 3'-O-(tert-butyldimethylsilyl)-5'-O-(4,4-dimethoxytrityl)-2'-deoxy-2'-trifluoromethylthiouridine 1608109-21-2 C37H43F3N2O7SSi
    3'-O-(tert-butyldimethylsilyl)-5'-O-(4,4-dimethoxytrityl)-2'-deoxy-2'-trifluoromethylthiouridine
    —— (3R,5R)-5-phenyl-3-(prop-2-enyl)-3,4,5,6-tetrahydro-1,4-oxazin-2-one 1190208-83-3 C13H15NO2
    (3R,5R)-5-phenyl-3-(prop-2-enyl)-3,4,5,6-tetrahydro-1,4-oxazin-2-one
    —— 3,4,5-trimethyl-5-nitro-hexan-2-one semicarbazone 99850-31-4 C10H20N4O3
    3,4,5-trimethyl-5-nitro-hexan-2-one semicarbazone
    —— (3aR,6R,6aR)-3a-(Bis-phenylsulfanyl-methyl)-6-methoxy-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxole 105399-85-7 C21H24O4S2
    (3aR,6R,6aR)-3a-(Bis-phenylsulfanyl-methyl)-6-methoxy-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxole
    —— 3,5,6-Triacetoxy-N-methyl-indol 92851-88-2 C15H15NO6
    3,5,6-Triacetoxy-N-methyl-indol