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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(4-p-tolyl-piperazin-1-ylmethyl)-pyrimidine-2,4-diamine 189744-69-2 C16H22N6
    5-(4-p-tolyl-piperazin-1-ylmethyl)-pyrimidine-2,4-diamine
    —— 5-bromo-2-methoxy-4-[4-(5-methyl-1H-imidazol-4-yl)piperidin-1-yl]pyrimidine 335064-82-9 C14H18BrN5O
    5-bromo-2-methoxy-4-[4-(5-methyl-1H-imidazol-4-yl)piperidin-1-yl]pyrimidine
    —— 5-Dimethyltriazeno-2-methyl-benzthiazol 94216-92-9 C10H12N4S
    5-Dimethyltriazeno-2-methyl-benzthiazol
    —— 5-amino-1,2,3-thiadiazole-4-(N-thioformyl)carbothioamide 79248-10-5 C4H4N4S3
    5-amino-1,2,3-thiadiazole-4-(N-thioformyl)carbothioamide
    —— (5-[4-(ethylsulfonyl)phenoxy]-2-(pyridin-2-yl)-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-benzimidazol-6-yl)acetic acid 886982-98-5 C28H33N3O6SSi
    (5-[4-(ethylsulfonyl)phenoxy]-2-(pyridin-2-yl)-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-benzimidazol-6-yl)acetic acid
    —— 5-bromo-2,2,7-trimethyl-6-(4-methylphenyl)-2,3-dihydro-1-benzofuran 1243545-30-3 C18H19BrO
    5-bromo-2,2,7-trimethyl-6-(4-methylphenyl)-2,3-dihydro-1-benzofuran
    —— 5-[4-(ethylsulfonyl)phenoxy]-2-(pyridin-2-yl)-6-(2H-tetrazol-5-ylmethyl)-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-benzimidazole 886979-51-7 C28H33N7O4SSi
    5-[4-(ethylsulfonyl)phenoxy]-2-(pyridin-2-yl)-6-(2H-tetrazol-5-ylmethyl)-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-benzimidazole
    —— 5-(2-chlorophenyl)-6-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-one 90399-87-4 C12H9ClN4O
    5-(2-chlorophenyl)-6-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-one
    —— 5-methyl-3,5,6,7,8,8a-hexahydro-1H-[1,3]oxazolo[3,4-a]pyridine 81684-12-0 C8H15NO
    5-methyl-3,5,6,7,8,8a-hexahydro-1H-[1,3]oxazolo[3,4-a]pyridine
    —— 5-nitro-2,3-dihydro-imidazo[2,1-<i>b</i>]thiazole 1,1-dioxide 65092-09-3 C5H5N3O4S
    5-nitro-2,3-dihydro-imidazo[2,1-<i>b</i>]thiazole 1,1-dioxide
    —— (5-Chloro-1,2-benzoxazol-3-yl) 4-acetamidobenzenesulfonate 77408-68-5 C15H11ClN2O5S
    (5-Chloro-1,2-benzoxazol-3-yl) 4-acetamidobenzenesulfonate
    —— 5-benzyl-6-(2-methylpropyl)-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-7-yl trifluoromethanesulfonate 1202655-86-4 C23H25F3N2O3S
    5-benzyl-6-(2-methylpropyl)-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-7-yl trifluoromethanesulfonate
    —— 5,7-Dibrom-3-ethoxycarbonyl-2-benzoxazolon 24963-26-6 C10H7Br2NO4
    5,7-Dibrom-3-ethoxycarbonyl-2-benzoxazolon
    —— 5-Bromo-1-[5-(fluoromethyl)-3,4-dihydroxyoxolan-2-yl]pyrimidine-2,4-dione 38817-30-0 C9H10BrFN2O5
    5-Bromo-1-[5-(fluoromethyl)-3,4-dihydroxyoxolan-2-yl]pyrimidine-2,4-dione
    —— (5-bromo-4-methyl-6-nitro-4<i>H</i>-pyrrolo[3,2-<i>d</i>]thiazol-2-yl)-carbamic acid ethyl ester 72083-55-7 C9H9BrN4O4S
    (5-bromo-4-methyl-6-nitro-4<i>H</i>-pyrrolo[3,2-<i>d</i>]thiazol-2-yl)-carbamic acid ethyl ester
    —— (5S)-methyl-2-isopropyl-3-hexyl-2-cyclohexen-1-one 1242417-28-2 C16H28O
    (5S)-methyl-2-isopropyl-3-hexyl-2-cyclohexen-1-one
    —— 5-((R)-2-benzyl-3-((S)-4-benzyl-2-oxo-oxazolidin-3-yl)-3-oxopropyl)-2-propoxy-benzaldehyde 1259391-09-7 C30H31NO5
    5-((R)-2-benzyl-3-((S)-4-benzyl-2-oxo-oxazolidin-3-yl)-3-oxopropyl)-2-propoxy-benzaldehyde
    —— 5-Allyl-2'deoxy-uridin 73-39-2 C12H16N2O5
    5-Allyl-2'deoxy-uridin
    —— 5-Bromo-1-[5-deoxy-5-fluoro-2,3-O-(1-methylethylidene)pentofuranosyl]-4-hydroxypyrimidin-2(1H)-one 73149-18-5 C12H14BrFN2O5
    5-Bromo-1-[5-deoxy-5-fluoro-2,3-O-(1-methylethylidene)pentofuranosyl]-4-hydroxypyrimidin-2(1H)-one
    —— 5-[(4-Chlorophenyl)hydrazinylidene]-2-phenyl-1,3-dioxane-4,6-dione 81077-50-1 C16H11ClN2O4
    5-[(4-Chlorophenyl)hydrazinylidene]-2-phenyl-1,3-dioxane-4,6-dione
    —— 5-allyl-3'-O-tert-butyldimethylsilyl-2'-deoxyuridine 492452-95-6 C18H30N2O5Si
    5-allyl-3'-O-tert-butyldimethylsilyl-2'-deoxyuridine
    —— 5,7-Dimethyl-1,5,7,9-tetrazatricyclo[8.4.0.03,8]tetradeca-3(8),9,11,13-tetraene-2,4,6-trione 78422-93-2 C12H10N4O3
    5,7-Dimethyl-1,5,7,9-tetrazatricyclo[8.4.0.03,8]tetradeca-3(8),9,11,13-tetraene-2,4,6-trione
    —— 5-heptyl-1,2,3-trimethoxybenzene 1194244-43-3 C16H26O3
    5-heptyl-1,2,3-trimethoxybenzene
    —— 5,5,6,6-tetramethoxy-4-(4-methoxyphenyl)-2-phenyl-4H-pyran-3-carbonitrile 61222-99-9 C23H25NO6
    5,5,6,6-tetramethoxy-4-(4-methoxyphenyl)-2-phenyl-4H-pyran-3-carbonitrile
    —— 5,7-dibromo-3-oxo-3<i>H</i>-benzo[<i>d</i>]isoxazole-2-carboxylic acid methyl ester 70964-69-1 C9H5Br2NO4
    5,7-dibromo-3-oxo-3<i>H</i>-benzo[<i>d</i>]isoxazole-2-carboxylic acid methyl ester
    —— 5,7-dibromo-2-oxo-benzooxazole-3-carboxylic acid methyl ester 70964-52-2 C9H5Br2NO4
    5,7-dibromo-2-oxo-benzooxazole-3-carboxylic acid methyl ester
    —— 5-benzyl-6-[(E)-2-(4-nitrophenyl)ethenyl]-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-7-ol 1202655-91-1 C26H23N3O3
    5-benzyl-6-[(E)-2-(4-nitrophenyl)ethenyl]-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-7-ol
    —— 5-bromo-2-oxo-benzooxazole-3-carboxylic acid methyl ester 70672-81-0 C9H6BrNO4
    5-bromo-2-oxo-benzooxazole-3-carboxylic acid methyl ester
    —— 5-bromo-3-oxo-3<i>H</i>-benzo[<i>d</i>]isoxazole-2-carboxylic acid methyl ester 70672-80-9 C9H6BrNO4
    5-bromo-3-oxo-3<i>H</i>-benzo[<i>d</i>]isoxazole-2-carboxylic acid methyl ester
    —— 5-Methoxy-6-[1-(4-propoxy-phenyl)-ethyl]-benzo[1,3]dioxole 95385-56-1 C19H22O4
    5-Methoxy-6-[1-(4-propoxy-phenyl)-ethyl]-benzo[1,3]dioxole
    —— 5-benzyl-6-[(1E)-1-phenylprop-1-en-2-yl]-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-7-ol 1202655-92-2 C27H26N2O
    5-benzyl-6-[(1E)-1-phenylprop-1-en-2-yl]-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-7-ol
    —— 5-(4-chloro-phenyl)-6,7-bis-hydroxymethyl-2,3-dihydro-1<i>H</i>-pyrrolizine 62522-98-9 C15H16ClNO2
    5-(4-chloro-phenyl)-6,7-bis-hydroxymethyl-2,3-dihydro-1<i>H</i>-pyrrolizine
    —— 5-Bromo-1,2-benzoxazol-3-yl 4-acetamidobenzene-1-sulfonate 77408-69-6 C15H11BrN2O5S
    5-Bromo-1,2-benzoxazol-3-yl 4-acetamidobenzene-1-sulfonate
    —— 5-Phthalimido-1,2,3-thiadiazol 4100-40-7 C10H5N3O2S
    5-Phthalimido-1,2,3-thiadiazol
    —— 5-Isobutyrylamino-1.2.3-thiadiazol 4113-49-9 C6H9N3OS
    5-Isobutyrylamino-1.2.3-thiadiazol
    —— 5-benzyl-6-[(E)-2-phenylethenyl]-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-7-ol 1202655-78-4 C26H24N2O
    5-benzyl-6-[(E)-2-phenylethenyl]-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-7-ol
    —— (5-Sulfamoyl-1,2-benzoxazol-3-yl) 4-acetamidobenzenesulfonate 77408-70-9 C15H13N3O7S2
    (5-Sulfamoyl-1,2-benzoxazol-3-yl) 4-acetamidobenzenesulfonate
    —— 5-Propionylamino-1.2.3-thiadiazol 4113-48-8 C5H7N3OS
    5-Propionylamino-1.2.3-thiadiazol
    —— 5-butyl-6-chloro-pyrazine-2,3-dicarbonitrile 72111-60-5 C10H9ClN4
    5-butyl-6-chloro-pyrazine-2,3-dicarbonitrile
    —— 5,8a-dimethyl-3,4,4a,5,7,8-hexahydro-2H-naphthalene-1,6-dione 104653-99-8 C12H18O2
    5,8a-dimethyl-3,4,4a,5,7,8-hexahydro-2H-naphthalene-1,6-dione
    —— 5β,9α-Dimethyl-1,6-dioxo-trans-decalin —— C12H18O2
    5β,9α-Dimethyl-1,6-dioxo-trans-decalin
    —— 5-benzamido-4-oxo-6-(pyridin-3-yl)hexanoyl-L-proline 77921-56-3 C23H25N3O5
    5-benzamido-4-oxo-6-(pyridin-3-yl)hexanoyl-L-proline
    —— 5-fluoro-N'-hydroxy-2-methoxybenzenecarboximidamide 1140507-91-0 C8H9FN2O2
    5-fluoro-N'-hydroxy-2-methoxybenzenecarboximidamide
    —— 5-(3,5-dichloroanilino)-3-methoxy-N-methyl-1,2-thiazole-4-carboxamide 1057083-14-3 C12H11Cl2N3O2S
    5-(3,5-dichloroanilino)-3-methoxy-N-methyl-1,2-thiazole-4-carboxamide
    —— 5-benzyl-6-(2-methoxyethyl)-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-7-ol 1146969-12-1 C21H24N2O2
    5-benzyl-6-(2-methoxyethyl)-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-7-ol
    —— [5-(6-Benzylsulfanyl-3,5-dioxo-1,2,4-triazin-2-yl)-3,4-dihydroxyoxolan-2-yl]methyl dihydrogen phosphate 90302-17-3 C15H18N3O9PS
    [5-(6-Benzylsulfanyl-3,5-dioxo-1,2,4-triazin-2-yl)-3,4-dihydroxyoxolan-2-yl]methyl dihydrogen phosphate
    —— 5-[(2-Nitrophenyl)hydrazinylidene]-2-phenyl-1,3-dioxane-4,6-dione 81077-49-8 C16H11N3O6
    5-[(2-Nitrophenyl)hydrazinylidene]-2-phenyl-1,3-dioxane-4,6-dione
    —— 5,5'-hexanediyldimercapto-bis-[1,3,4]thiadiazol-2-ylamine 87202-61-7 C10H16N6S4
    5,5'-hexanediyldimercapto-bis-[1,3,4]thiadiazol-2-ylamine
    —— 5-(3,5-Dichloroanilino)-3-methoxy-1,2-thiazole-4-carbonyl chloride 1057083-15-4 C11H7Cl3N2O2S
    5-(3,5-Dichloroanilino)-3-methoxy-1,2-thiazole-4-carbonyl chloride
    —— 5-acetoxy-2,5-dimethyl-4-oxo-4,5-dihydro-furan-3-carboxylic acid ethyl ester 53252-54-3 C11H14O6
    5-acetoxy-2,5-dimethyl-4-oxo-4,5-dihydro-furan-3-carboxylic acid ethyl ester