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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-amino-N-carbamoyl-2-chlorobenzamide 915094-50-7 C8H8ClN3O2
    5-amino-N-carbamoyl-2-chlorobenzamide
    —— 5,5,10,10-tetrakis(ethoxycarbonyl)-11-(2'-iodophenyl)-1-undecene 169626-71-5 C29H41IO8
    5,5,10,10-tetrakis(ethoxycarbonyl)-11-(2'-iodophenyl)-1-undecene
    —— 5-phenyl-oxazole-4-carboxylic acid {2-[4-(1,1-difluoro-ethyl)-thiazol-2-ylmethyl]-2H-[1,2,3]triazol-4-yl}-amide 1258416-97-5 C18H14F2N6O2S
    5-phenyl-oxazole-4-carboxylic acid {2-[4-(1,1-difluoro-ethyl)-thiazol-2-ylmethyl]-2H-[1,2,3]triazol-4-yl}-amide
    —— 5-hydroxy-6-benzoyl-2,2-dimethyl-2H-1-benzopyran 91735-48-7 C18H16O3
    5-hydroxy-6-benzoyl-2,2-dimethyl-2H-1-benzopyran
    —— 5-Chloro-2-oxo-2,3-dihydro-1H-indole-3-carboxylic acid (2,4-difluoro-phenyl)-amide 33014-61-8 C15H9ClF2N2O2
    5-Chloro-2-oxo-2,3-dihydro-1H-indole-3-carboxylic acid (2,4-difluoro-phenyl)-amide
    —— 5-(1,2-dihydroxyethyl)-4-hydroxy-3-(3-nitrooxypropoxy)-5H-furan-2-one 1034670-01-3 C9H13NO9
    5-(1,2-dihydroxyethyl)-4-hydroxy-3-(3-nitrooxypropoxy)-5H-furan-2-one
    —— 5,6,7-trimethoxy-2,3-dihydro-isoxazolo[3,2-<i>b</i>]quinazolin-9-one 63479-98-1 C13H14N2O5
    5,6,7-trimethoxy-2,3-dihydro-isoxazolo[3,2-<i>b</i>]quinazolin-9-one
    —— 5-methoxycarbonylpentyl (4-acetamido-4,6-dideoxy-α-D-mannopyranosyl)-(1->3)-(4-acetamido-4,6-dideoxy-α-D-mannopyranosyl)-(1->3)-4-acetamido-4,6-dideoxy-α-D-mannopyranoside 1044594-54-8 C31H53N3O15
    5-methoxycarbonylpentyl (4-acetamido-4,6-dideoxy-α-D-mannopyranosyl)-(1->3)-(4-acetamido-4,6-dideoxy-α-D-mannopyranosyl)-(1->3)-4-acetamido-4,6-dideoxy-α-D-mannopyranoside
    —— 5-(naphthalen-2-yl)cycloocta-2,4-dienone 1258388-62-3 C18H16O
    5-(naphthalen-2-yl)cycloocta-2,4-dienone
    —— 5-(2,5-Difluorophenyl)-3-propan-2-ylspiro[1,3,4-thiadiazole-2,4'-2,3-dihydrochromene] 1146209-41-7 C19H18F2N2OS
    5-(2,5-Difluorophenyl)-3-propan-2-ylspiro[1,3,4-thiadiazole-2,4'-2,3-dihydrochromene]
    —— 5-Isopropylidene-6-trimethylsilanyl-4a,5,8,8a-tetrahydro-[1,4]naphthoquinone 66668-35-7 C16H22O2Si
    5-Isopropylidene-6-trimethylsilanyl-4a,5,8,8a-tetrahydro-[1,4]naphthoquinone
    —— (5-oxo-4-<i>o</i>-tolyl-4,5-dihydro-[1,2,4]triazolo[4,3-<i>a</i>]quinazolin-1-yl)-acetic acid ethyl ester 67476-04-4 C20H18N4O3
    (5-oxo-4-<i>o</i>-tolyl-4,5-dihydro-[1,2,4]triazolo[4,3-<i>a</i>]quinazolin-1-yl)-acetic acid ethyl ester
    —— 5-(3-bromo-1<i>H</i>-quinolin-4-ylidene)-1,3-dimethyl-pyrimidine-2,4,6-trione 68158-24-7 C15H12BrN3O3
    5-(3-bromo-1<i>H</i>-quinolin-4-ylidene)-1,3-dimethyl-pyrimidine-2,4,6-trione
    —— 5-(bicyclo[3.2.1]oct-2-ylidene) pentanoic acid 64766-77-4 C13H20O2
    5-(bicyclo[3.2.1]oct-2-ylidene) pentanoic acid
    —— 5-[(E)-3-(4-Chloro-phenyl)-acryloyl]-2,4-dihydroxy-benzoic acid 67883-96-9 C16H11ClO5
    5-[(E)-3-(4-Chloro-phenyl)-acryloyl]-2,4-dihydroxy-benzoic acid
    —— 5-acetoxy-4-acetyl-2-methyl-benzofuran-3-carboxylic acid benzyl ester 32561-19-6 C21H18O6
    5-acetoxy-4-acetyl-2-methyl-benzofuran-3-carboxylic acid benzyl ester
    —— 5-(1,1-dimethyl-allyl)-2-hydroxy-benzaldehyde 628306-43-4 C12H14O2
    5-(1,1-dimethyl-allyl)-2-hydroxy-benzaldehyde
    —— 5-Benzyloxy-4'-methoxy-7.8-methylendioxy-2-methyl-isoflavon 3207-33-8 C25H20O6
    5-Benzyloxy-4'-methoxy-7.8-methylendioxy-2-methyl-isoflavon
    —— 5-[4-(4-fluoro-1,3-benzoxazol-2-yl)-5-methoxypyridin-2-yl]-2-(4-fluorophenyl)-N-methyl-6-[methyl(methylsulfonyl)amino]-1-benzofuran-3-carboxamide 1426939-79-8 C31H24F2N4O6S
    5-[4-(4-fluoro-1,3-benzoxazol-2-yl)-5-methoxypyridin-2-yl]-2-(4-fluorophenyl)-N-methyl-6-[methyl(methylsulfonyl)amino]-1-benzofuran-3-carboxamide
    —— 5-(2-Allyloxy-phenyl)-1H-tetrazole 1156535-60-2 C10H10N4O
    5-(2-Allyloxy-phenyl)-1H-tetrazole
    —— 5-benzyl-4-ethyl-1H-imidazole 40511-46-4 C12H14N2
    5-benzyl-4-ethyl-1H-imidazole
    —— 5-fluoro-1-((1-methyl-1H-pyrazol-4-yl)methyl)-4-(4-phenoxyphenethoxy)pyrimidin-2(1H)-one 1381791-94-1 C23H21FN4O3
    5-fluoro-1-((1-methyl-1H-pyrazol-4-yl)methyl)-4-(4-phenoxyphenethoxy)pyrimidin-2(1H)-one
    —— 5-chloro-7-(4-methoxyphenyl)-8-oxo-7,8-dihydroimidazo[1,2-a]-pyrazine-3-carbaldehyde 1451178-88-3 C14H10ClN3O3
    5-chloro-7-(4-methoxyphenyl)-8-oxo-7,8-dihydroimidazo[1,2-a]-pyrazine-3-carbaldehyde
    —— 5-Cyclopropyl-4-methyl-3-isoxazolecarboxamide 1504561-00-5 C8H10N2O2
    5-Cyclopropyl-4-methyl-3-isoxazolecarboxamide
    —— (5-Isobutoxymethyl-2-oxo-tetrahydro-furan-3-yl)-acetic acid 910577-41-2 C11H18O5
    (5-Isobutoxymethyl-2-oxo-tetrahydro-furan-3-yl)-acetic acid
    —— 5-Hydroxy-2-methyl-imidazo<1,5-b>isoquinoline-1,3(2H,5H)-dione 133114-19-9 C12H10N2O3
    5-Hydroxy-2-methyl-imidazo<1,5-b>isoquinoline-1,3(2H,5H)-dione
    —— 5-bromo-2-methyl-1-phenyl-3-(2-phenylethyl)-1H-indole 1069042-70-1 C23H20BrN
    5-bromo-2-methyl-1-phenyl-3-(2-phenylethyl)-1H-indole
    —— 5-(4-(benzyloxy)-3-fluorophenyl)-2-(cyclohexylmethyl)-3-methylpyrimidin-4(3H)-one 949558-50-3 C25H27FN2O2
    5-(4-(benzyloxy)-3-fluorophenyl)-2-(cyclohexylmethyl)-3-methylpyrimidin-4(3H)-one
    —— 5-sec-butyl-2-(2-isopropyl-4-methoxyphenyl)-3,7-dimethylpyrrolo[2,1-f][1,2,4]triazin-4(3H)-one 1079355-21-7 C22H29N3O2
    5-sec-butyl-2-(2-isopropyl-4-methoxyphenyl)-3,7-dimethylpyrrolo[2,1-f][1,2,4]triazin-4(3H)-one
    —— 5-sec-butyl-2-[4-(difluoromethoxy)-2,6-dimethylphenyl]-3,7-dimethylpyrrolo[2,1-f][1,2,4]triazin-4(3H)-one 1079355-05-7 C21H25F2N3O2
    5-sec-butyl-2-[4-(difluoromethoxy)-2,6-dimethylphenyl]-3,7-dimethylpyrrolo[2,1-f][1,2,4]triazin-4(3H)-one
    —— 5,6-dichloro-1-β-D-ribofuranosylbenzimidazolyl-(2'->5')-5,6-dichloro-1-β-D-ribofuranosylbenzimidazolyl-(2'->5')-5,6-dichloro-1-β-D-ribofuranosylbenzimidazole bis(triethylammonium) salt 137016-87-6 2C6H15N*C36H34Cl6N6O16P2
    5,6-dichloro-1-β-D-ribofuranosylbenzimidazolyl-(2'->5')-5,6-dichloro-1-β-D-ribofuranosylbenzimidazolyl-(2'->5')-5,6-dichloro-1-β-D-ribofuranosylbenzimidazole bis(triethylammonium) salt
    —— 5-[(3aS,4R,8R,8aS)-7-(3-Amino-benzyl)-4,8-dibenzyl-2,2-dimethyl-6-oxo-hexahydro-1,3-dioxa-5,7-diaza-azulen-5-ylmethyl]-3-(4-methoxy-phenyl)-indazole-1-carboxylic acid tert-butyl ester 256345-75-2 C49H53N5O6
    5-[(3aS,4R,8R,8aS)-7-(3-Amino-benzyl)-4,8-dibenzyl-2,2-dimethyl-6-oxo-hexahydro-1,3-dioxa-5,7-diaza-azulen-5-ylmethyl]-3-(4-methoxy-phenyl)-indazole-1-carboxylic acid tert-butyl ester
    —— 5-benzhydryl-1-methylcarbamoyloxy-1<i>H</i>-tetrazole 67981-21-9 C16H15N5O2
    5-benzhydryl-1-methylcarbamoyloxy-1<i>H</i>-tetrazole
    —— 5-acetylamino-6-chloro-1,3-dimethyl-1<i>H</i>-pyrimidine-2,4-dione 67686-45-7 C8H10ClN3O3
    5-acetylamino-6-chloro-1,3-dimethyl-1<i>H</i>-pyrimidine-2,4-dione
    —— 5-Methyl-2-phenyl-2-trimethylsilanyloxy-hexa-3,4-dienal 69626-44-4 C16H22O2Si
    5-Methyl-2-phenyl-2-trimethylsilanyloxy-hexa-3,4-dienal
    —— 5-Ethyl-4-(p-tolylsulfonyl)-1,2-dithiol-3-thion 69175-46-8 C12H12O2S4
    5-Ethyl-4-(p-tolylsulfonyl)-1,2-dithiol-3-thion
    —— 5,5'-dimethoxy-4,6,4',6'-tetraphenyl-2,2'-(4,4'-propane-1,3-diyl-diphenyl)-bis-pyridine 68115-14-0 C51H42N2O2
    5,5'-dimethoxy-4,6,4',6'-tetraphenyl-2,2'-(4,4'-propane-1,3-diyl-diphenyl)-bis-pyridine
    —— 5-ethylsulfonyl-1,3-dihydro-2H-benzimidazol-2-one 1416871-38-9 C9H10N2O3S
    5-ethylsulfonyl-1,3-dihydro-2H-benzimidazol-2-one
    —— 5-propyl-1-(3-oxobutyl)pyrrolidin-2-one 185903-07-5 C11H19NO2
    5-propyl-1-(3-oxobutyl)pyrrolidin-2-one
    —— 5-(3-methoxy-phenyl)-2-methyl-oxazole-4-carboxylic acid {2-[4-(1-hydroxy-1-methylethyl)-oxazol-2-ylmethyl]-2H-[1,2,3]triazol-4-yl}-amide 1380665-84-8 C21H22N6O5
    5-(3-methoxy-phenyl)-2-methyl-oxazole-4-carboxylic acid {2-[4-(1-hydroxy-1-methylethyl)-oxazol-2-ylmethyl]-2H-[1,2,3]triazol-4-yl}-amide
    —— (5R)-5-[(4-cyanophenyl)methyl]-7-(3,5-dichlorophenyl)-N-[1-[[1-[4-[3-(dimethylamino)pyrrolidine-1-carbonyl]pyridin-2-yl]cyclopropyl]carbamoyl]cyclopropyl]-5-methyl-6-oxoimidazo[1,2-a]imidazole-3-carboxamide 1257833-67-2 C40H39Cl2N9O4
    (5R)-5-[(4-cyanophenyl)methyl]-7-(3,5-dichlorophenyl)-N-[1-[[1-[4-[3-(dimethylamino)pyrrolidine-1-carbonyl]pyridin-2-yl]cyclopropyl]carbamoyl]cyclopropyl]-5-methyl-6-oxoimidazo[1,2-a]imidazole-3-carboxamide
    —— 5-Tert-butyl-4-iodo-2,3-dihydroselenopheno[2,3-b]selenophene 1256937-57-1 C10H13ISe2
    5-Tert-butyl-4-iodo-2,3-dihydroselenopheno[2,3-b]selenophene
    —— 5-(2-dibutylamino-ethyl)-5H-thieno[2,3-d]pyridazin-4-one 47148-73-2 C16H25N3OS
    5-(2-dibutylamino-ethyl)-5H-thieno[2,3-d]pyridazin-4-one
    —— [5-(2,4-dichloro-phenoxymethyl)-[1,3,4]oxadiazol-2-yl]-(2-methoxy-phenyl)-amine 69026-53-5 C16H13Cl2N3O3
    [5-(2,4-dichloro-phenoxymethyl)-[1,3,4]oxadiazol-2-yl]-(2-methoxy-phenyl)-amine
    —— 5,5-Dimethyl-3-(2-oxo-propylsulfanyl)-cyclohex-2-enone 56047-60-0 C11H16O2S
    5,5-Dimethyl-3-(2-oxo-propylsulfanyl)-cyclohex-2-enone
    —— 5''''-bromo-3'',4'''-dioctyl-2,2':5',2'':5'',2''':5''',2''''-quinquethiophene-5-carboxaldehyde 946535-49-5 C37H43BrOS5
    5''''-bromo-3'',4'''-dioctyl-2,2':5',2'':5'',2''':5''',2''''-quinquethiophene-5-carboxaldehyde
    —— 5-(3-amino-1-adamantyl)uracil 1227251-25-3 C14H19N3O2
    5-(3-amino-1-adamantyl)uracil
    —— 5-(2-Fluoro-1,1-dimethoxyethyl)-2-methylaniline 623155-57-7 C11H16FNO2
    5-(2-Fluoro-1,1-dimethoxyethyl)-2-methylaniline
    —— 5-bromopentyl 2,2,4,4-tetramethyl-1,3-oxazolidine-3-carboxylate 196940-78-0 C13H24BrNO3
    5-bromopentyl 2,2,4,4-tetramethyl-1,3-oxazolidine-3-carboxylate
    —— 5-{4-[1-(1ethyl-1H-pyrazol-3-ylmethyl)azetidin-3-yloxy]phenyl}-2-methanesulfonylpyridine 1146089-21-5 C21H24N4O3S
    5-{4-[1-(1ethyl-1H-pyrazol-3-ylmethyl)azetidin-3-yloxy]phenyl}-2-methanesulfonylpyridine