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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,5-dimethyl-2-(3-methyl-2-oxo-3,4-dihydro-2<i>H</i>-benzo[<i>e</i>][1,3]oxazin-4-yl)-cyclohexane-1,3-dione 7646-15-3 C17H19NO4
    5,5-dimethyl-2-(3-methyl-2-oxo-3,4-dihydro-2<i>H</i>-benzo[<i>e</i>][1,3]oxazin-4-yl)-cyclohexane-1,3-dione
    —— (5Z)-3-Butyl-5-{[3-(3-fluoro-4-methylphenyl)-1-phenyl-1H-pyrazol-4-YL]methylene}-2-thioxo-1,3-thiazolidin-4-one 623936-12-9 C24H22FN3OS2
    (5Z)-3-Butyl-5-{[3-(3-fluoro-4-methylphenyl)-1-phenyl-1H-pyrazol-4-YL]methylene}-2-thioxo-1,3-thiazolidin-4-one
    —— 5-(2-azepan-1-yl-ethoxy)-2-(1-methyl-5-nitro-1<i>H</i>-imidazol-2-ylmethylene)-indan-1-one 55079-69-1 C22H26N4O4
    5-(2-azepan-1-yl-ethoxy)-2-(1-methyl-5-nitro-1<i>H</i>-imidazol-2-ylmethylene)-indan-1-one
    —— (5S)-3-(3,6-dihydro-2H-pyran-4-yl)-7-(6-fluoro-5-methyl-3-pyridinyl)spiro[chromeno[2,3-c]pyridine-5,4'-[1,3]oxazol]-2'-amine 1335293-90-7 C25H21FN4O3
    (5S)-3-(3,6-dihydro-2H-pyran-4-yl)-7-(6-fluoro-5-methyl-3-pyridinyl)spiro[chromeno[2,3-c]pyridine-5,4'-[1,3]oxazol]-2'-amine
    —— (5R)-3-(3 ,6-dihydro-2H-pyran-4-yl)-6-fluoro-7-(2-fluoro-3-pyridinyl)spiro[chromeno[2,3-b]pyridine-5,4'-[1,3]oxazol]-2'-amine 1335295-09-4 C24H18F2N4O3
    (5R)-3-(3 ,6-dihydro-2H-pyran-4-yl)-6-fluoro-7-(2-fluoro-3-pyridinyl)spiro[chromeno[2,3-b]pyridine-5,4'-[1,3]oxazol]-2'-amine
    —— 5(S)-Amino-4(S)-hydroxy-6-[1-[3(R,S)-methylaminocarbonyl-1,2,3,4-tetrahydroquinolin-1-ylcarbonylmethyl]cyclopropyl]-2(R)-methyl-hexanoic acid (N-butyl)amide 177197-63-6 C27H42N4O4
    5(S)-Amino-4(S)-hydroxy-6-[1-[3(R,S)-methylaminocarbonyl-1,2,3,4-tetrahydroquinolin-1-ylcarbonylmethyl]cyclopropyl]-2(R)-methyl-hexanoic acid (N-butyl)amide
    —— (5-hexyloxy-2-oxo-[1,3,4]thiadiazol-3-yl)-phosphonothioic acid O,O'-diethyl ester 21079-93-6 C12H23N2O4PS2
    (5-hexyloxy-2-oxo-[1,3,4]thiadiazol-3-yl)-phosphonothioic acid O,O'-diethyl ester
    —— 5-Methoxy-3-ethoxycarbonyl-2-phenyl-1-isobutyl-indol 19072-41-4 C22H25NO3
    5-Methoxy-3-ethoxycarbonyl-2-phenyl-1-isobutyl-indol
    —— 5α-Methylmercaptocholest-2-en 17412-57-6 C28H48S
    5α-Methylmercaptocholest-2-en
    —— 5-[3-(2,4-dichloro-phenyl)-allylidene]-2-thioxo-thiazolidin-4-one 15328-93-5 C12H7Cl2NOS2
    5-[3-(2,4-dichloro-phenyl)-allylidene]-2-thioxo-thiazolidin-4-one
    —— 5-bromo-4-methoxy-7H-pyrrolo[2,3-d]pyrimidine 1168106-60-2 C7H6BrN3O
    5-bromo-4-methoxy-7H-pyrrolo[2,3-d]pyrimidine
    —— 5-Diethylamino-pyrimidin 54890-61-8 C8H13N3
    5-Diethylamino-pyrimidin
    —— 5-[tert-butyl(dimethyl)silyl]oxy-4,4-dimethylpent-1-en-3-ol 1097212-59-3 C13H28O2Si
    5-[tert-butyl(dimethyl)silyl]oxy-4,4-dimethylpent-1-en-3-ol
    —— 5'-O-β-D-Glucopyranosyl-2'-deoxycytidin 70284-44-5 C15H23N3O9
    5'-O-β-D-Glucopyranosyl-2'-deoxycytidin
    —— 5-(4-chlorobenzylidene)-2-(2-(1-(2-oxo-2H-chromen-3-yl)ethylidene)hydrazinyl)thiazol-4(5H)-one 1403935-94-3 C21H14ClN3O3S
    5-(4-chlorobenzylidene)-2-(2-(1-(2-oxo-2H-chromen-3-yl)ethylidene)hydrazinyl)thiazol-4(5H)-one
    —— 5,6,7,8-Tetrachloro-2-(2,6-dimethyl-phenyl)-3,3-diphenyl-benzo[1,4,2]dioxaphosphinine 2-oxide 89291-06-5 C27H19Cl4O3P
    5,6,7,8-Tetrachloro-2-(2,6-dimethyl-phenyl)-3,3-diphenyl-benzo[1,4,2]dioxaphosphinine 2-oxide
    —— 5-bromo-2-(3-chloropyridin-2-yl)-2H-pyrazole-3-carboxylic acid (5-methylpyridin-2-yl)-amide 1227746-06-6 C15H11BrClN5O
    5-bromo-2-(3-chloropyridin-2-yl)-2H-pyrazole-3-carboxylic acid (5-methylpyridin-2-yl)-amide
    —— 5-(3,5-di-(tert-butyl)-4-hydroxyphenyl)-4-methyl-3H-1,2-dithiole-3-thione 1023740-27-3 C18H24OS3
    5-(3,5-di-(tert-butyl)-4-hydroxyphenyl)-4-methyl-3H-1,2-dithiole-3-thione
    —— 5-(2-chloro-benzylidene)-4-(4-methoxy-anilino)-5<i>H</i>-thiazol-2-one 41250-69-5 C17H13ClN2O2S
    5-(2-chloro-benzylidene)-4-(4-methoxy-anilino)-5<i>H</i>-thiazol-2-one
    —— 5,6,9,10-Tetrahydro-2,6,7-trimethyl-6,9-ethano-4-chromon 13899-27-9 C14H18O2
    5,6,9,10-Tetrahydro-2,6,7-trimethyl-6,9-ethano-4-chromon
    —— 5-Hydroxy-1,2,3,4,6-pentaaza-3H-inden-7-carbaldehyd-oxim 10555-29-0 C5H4N6O2
    5-Hydroxy-1,2,3,4,6-pentaaza-3H-inden-7-carbaldehyd-oxim
    —— 5,8-Diacetamino-3-<2>pyridyl-chinoxalin-2-carbonitril 7756-01-6 C18H14N6O2
    5,8-Diacetamino-3-<2>pyridyl-chinoxalin-2-carbonitril
    —— 5-(2-phenyl-benzo[<i>h</i>]chromen-4-ylidene)-2-thioxo-dihydro-pyrimidine-4,6-dione 15193-83-6 C23H14N2O3S
    5-(2-phenyl-benzo[<i>h</i>]chromen-4-ylidene)-2-thioxo-dihydro-pyrimidine-4,6-dione
    —— 5α-Androstan-17β-ol-2'-hydroxy-6'-aminopyrimidin-17-acetat 5742-70-1 C23H33N3O3
    5α-Androstan-17β-ol-2'-hydroxy-6'-aminopyrimidin-17-acetat
    —— {5-(phenyl-4-carboxamido)-2-((2-pyridylmethyl)amino)pyrimidin-4-yl}[1-benzyl(4-piperidyl)]amine 637356-81-1 C29H31N7O
    {5-(phenyl-4-carboxamido)-2-((2-pyridylmethyl)amino)pyrimidin-4-yl}[1-benzyl(4-piperidyl)]amine
    —— 5-Amino-4-[4-(1,4-benzodioxan-5-yl)piperazin-1-ylmethyl]-3-cyclobutyl-1-methylpyrazole 187794-88-3 C21H29N5O2
    5-Amino-4-[4-(1,4-benzodioxan-5-yl)piperazin-1-ylmethyl]-3-cyclobutyl-1-methylpyrazole
    —— 5-[5-Amino-6-[3-[4-(methylaminomethyl)phenyl]-1,2-oxazol-5-yl]pyrazin-2-yl]-1-(1,3-dihydroxypropan-2-yl)pyridin-2-one 1349733-16-9 C23H24N6O4
    5-[5-Amino-6-[3-[4-(methylaminomethyl)phenyl]-1,2-oxazol-5-yl]pyrazin-2-yl]-1-(1,3-dihydroxypropan-2-yl)pyridin-2-one
    —— 5-Amino-4-[4-(1,4-benzodioxan-5-yl)piperazin-1-ylmethyl]-3-tert-butyl-1-phenylpyrazole 187794-81-6 C26H33N5O2
    5-Amino-4-[4-(1,4-benzodioxan-5-yl)piperazin-1-ylmethyl]-3-tert-butyl-1-phenylpyrazole
    —— 5-(4-Chlorbenzoyloxy)-3,3,4,4-tetramethyl-2,3,4,5-tetrahydro-6H-1,2,5-oxadiazin-6-on 73410-48-7 C14H17ClN2O4
    5-(4-Chlorbenzoyloxy)-3,3,4,4-tetramethyl-2,3,4,5-tetrahydro-6H-1,2,5-oxadiazin-6-on
    —— 5-(1,3-dimethyl-ureido)-[1,3,4]thiadiazole-2-sulfonic acid 2-hydroxy-ethylamide 38431-78-6 C7H13N5O4S2
    5-(1,3-dimethyl-ureido)-[1,3,4]thiadiazole-2-sulfonic acid 2-hydroxy-ethylamide
    —— 5-[2-(2-methoxy-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-7-ylcarbamoyl]-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester 1380331-90-7 C21H20N6O4
    5-[2-(2-methoxy-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-7-ylcarbamoyl]-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester
    —— 5-(4-methylbenzylidene)-9-(4-methylphenyl)-3,3,7-trimethyl-3,4,5,6,7,8-hexahydro-2H-xanthen-1(9H)-one 1427056-63-0 C31H34O2
    5-(4-methylbenzylidene)-9-(4-methylphenyl)-3,3,7-trimethyl-3,4,5,6,7,8-hexahydro-2H-xanthen-1(9H)-one
    —— 5-((2-methoxypyrimidin-5-yl)methyl)-2-(4-(pyrimidin-2-yloxy)phenethoxy)pyrimidin-4(1H)-one 1380428-47-6 C22H20N6O4
    5-((2-methoxypyrimidin-5-yl)methyl)-2-(4-(pyrimidin-2-yloxy)phenethoxy)pyrimidin-4(1H)-one
    —— 5-[1,3-bis[(1R,4S,5R,8S,9R,10R,12R,13R)-1,5,9-trimethyl-11,14,15,16-tetraoxatetracyclo[10.3.1.04,13.08,13]hexadecan-10-yl]propan-2-yl]-3-methyl-1,2,4-oxadiazole 1011470-63-5 C36H54N2O9
    5-[1,3-bis[(1R,4S,5R,8S,9R,10R,12R,13R)-1,5,9-trimethyl-11,14,15,16-tetraoxatetracyclo[10.3.1.04,13.08,13]hexadecan-10-yl]propan-2-yl]-3-methyl-1,2,4-oxadiazole
    —— 5',7'-dimethyl-1'<i>H</i>-spiro[dibenzo[<i>c</i>,<i>h</i>]xanthene-7,3'-indol]-2'-one 16959-78-7 C30H21NO2
    5',7'-dimethyl-1'<i>H</i>-spiro[dibenzo[<i>c</i>,<i>h</i>]xanthene-7,3'-indol]-2'-one
    —— 5-(4-o-Methoxyphenyl-thiosemicarbazono)-8-hydroxy-chinolin-5-carbaldehyd 17055-77-5 C18H16N4O2S
    5-(4-o-Methoxyphenyl-thiosemicarbazono)-8-hydroxy-chinolin-5-carbaldehyd
    —— 5-<2.4-Dichlor-phenyl>-1-<1-benzyl-ethyl>-imidazolidin-2.4-dion 16151-10-3 C18H16Cl2N2O2
    5-<2.4-Dichlor-phenyl>-1-<1-benzyl-ethyl>-imidazolidin-2.4-dion
    —— 5-(2,3-Butadienyl)-3-methyl-1-phenyl-4-(2-propinyl)-pyrazol 17528-40-4 C17H16N2
    5-(2,3-Butadienyl)-3-methyl-1-phenyl-4-(2-propinyl)-pyrazol
    —— 5-(N-Benzyl-acetamidomethyl)-cyclohexen-3-on 16607-48-0 C16H19NO2
    5-(N-Benzyl-acetamidomethyl)-cyclohexen-3-on
    —— 5-Chlor-7-methyl-2-<4-brom-phenyl>imidazo<1,2-a>pyrimidin 13994-95-1 C13H9BrClN3
    5-Chlor-7-methyl-2-<4-brom-phenyl>imidazo<1,2-a>pyrimidin
    —— 5,5'-(2,5-dichloro-3,6-dioxo-cyclohexa-1,4-diene-1,4-diyldiamino)-bis-isoindole-1,3-dione 18743-43-6 C22H10Cl2N4O6
    5,5'-(2,5-dichloro-3,6-dioxo-cyclohexa-1,4-diene-1,4-diyldiamino)-bis-isoindole-1,3-dione
    —— 5-Aethyl-4',5,5'-trimethyl-4,6-dithia-1,2-benzocyclohepten 10153-38-5 C14H20S2
    5-Aethyl-4',5,5'-trimethyl-4,6-dithia-1,2-benzocyclohepten
    —— 5-(3-chlorophenyl)-4-phenyl-3-methylisoxazole 181696-97-9 C16H12ClNO
    5-(3-chlorophenyl)-4-phenyl-3-methylisoxazole
    —— 5-bromo-3-(N-methylpiperazin-1-yl)-1H-pyrazin-2-one 1410166-27-6 C9H13BrN4O
    5-bromo-3-(N-methylpiperazin-1-yl)-1H-pyrazin-2-one
    —— [5-(tert-butyl(dimethyl)silanyloxy)pent-1-ynyl]-(3-fluoro-4-methylphenyl)carbamic acid tert-butyl ester 1619974-52-5 C23H36FNO3Si
    [5-(tert-butyl(dimethyl)silanyloxy)pent-1-ynyl]-(3-fluoro-4-methylphenyl)carbamic acid tert-butyl ester
    —— 5-methyl-8-nitro-6H-[1,3]dioxolo[4,5-g]isoquinolin-7-one 114014-51-6 C11H8N2O5
    5-methyl-8-nitro-6H-[1,3]dioxolo[4,5-g]isoquinolin-7-one
    —— 5-(3-chloroquinoxalin-2-yl)-3-(4-nitrophenyl)-1-phenylformazan 97111-38-1 C21H14ClN7O2
    5-(3-chloroquinoxalin-2-yl)-3-(4-nitrophenyl)-1-phenylformazan
    —— 5-(3-hydroxyphenyl)-3-methyl-1,3-benzothiazol-2(3H)-one 1293364-18-7 C14H11NO2S
    5-(3-hydroxyphenyl)-3-methyl-1,3-benzothiazol-2(3H)-one
    —— 5,5-dimethyl-2-[(2S,3Z)-oct-3-en-2-yloxy]-1,3,2-dioxaphosphinane-2-oxide 1378249-68-3 C13H25O4P
    5,5-dimethyl-2-[(2S,3Z)-oct-3-en-2-yloxy]-1,3,2-dioxaphosphinane-2-oxide
    —— 5-(5-phenyl-1,3,4-oxadiazol-2-yl)-2-(3-methyl-5-trifluoromethyl-1H-pyrazol-1-yl)pyridine 1649440-19-6 C18H12F3N5O
    5-(5-phenyl-1,3,4-oxadiazol-2-yl)-2-(3-methyl-5-trifluoromethyl-1H-pyrazol-1-yl)pyridine