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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(5-bromopentyl)-1-cyclohexyl-1H-tetrazole 115642-80-3 C12H21BrN4
    5-(5-bromopentyl)-1-cyclohexyl-1H-tetrazole
    —— 5-(4-ethynylbenzylidene)pyrimidine-2,4,6-trione 503322-35-8 C13H8N2O3
    5-(4-ethynylbenzylidene)pyrimidine-2,4,6-trione
    —— 5-hydroxy-2-methyl-4-oxo-4<i>H</i>-chromene-8-sulfonic acid 102540-05-6 C10H8O6S
    5-hydroxy-2-methyl-4-oxo-4<i>H</i>-chromene-8-sulfonic acid
    —— (5Z)-4-(dimethylamino)-N-(5-{[2-(1H-indazol-6-ylazamethylene)-4-oxo(1,3-thiazolidin-5-ylidene)]methyl}(1,3-thiazol-2-yl))butylamide 1253115-96-6 C20H21N7O2S2
    (5Z)-4-(dimethylamino)-N-(5-{[2-(1H-indazol-6-ylazamethylene)-4-oxo(1,3-thiazolidin-5-ylidene)]methyl}(1,3-thiazol-2-yl))butylamide
    —— 5,7-Dimethoxy-3,4-dihydro-carbostyril 16718-45-9 C11H13NO3
    5,7-Dimethoxy-3,4-dihydro-carbostyril
    —— 5-(p-Nitro-phenyl)-pentadiin-(2.4)-saeure 23463-89-0 C11H5NO4
    5-(p-Nitro-phenyl)-pentadiin-(2.4)-saeure
    —— 5-Chlor-2-<3-acetyl-2,3-dihydro-2-(2-acetoxyphenyl)-1,3,4-oxadiazol-5-yl>-indol 97132-70-2 C20H16ClN3O4
    5-Chlor-2-<3-acetyl-2,3-dihydro-2-(2-acetoxyphenyl)-1,3,4-oxadiazol-5-yl>-indol
    —— 5,5-Diethyl-6-ethoxy-3-phenyl-6-trimethylsilyloxy-5,6-dihydro-4H-1,2-oxazine 139620-49-8 C19H31NO3Si
    5,5-Diethyl-6-ethoxy-3-phenyl-6-trimethylsilyloxy-5,6-dihydro-4H-1,2-oxazine
    —— 5-(4-bromobutoxy)-1-neopentyl-4-propyl-1H-indole 908288-69-7 C20H30BrNO
    5-(4-bromobutoxy)-1-neopentyl-4-propyl-1H-indole
    —— (5α,20α,22α)-11α-fluoro-25D-spirostan-3β,9α,12β-triol triacetate 98014-27-8 C33H49FO8
    (5α,20α,22α)-11α-fluoro-25D-spirostan-3β,9α,12β-triol triacetate
    —— 5,6-dichloro-2,5-dimethoxy-cyclohex-2-ene-1,4-dione 854724-38-2 C8H8Cl2O4
    5,6-dichloro-2,5-dimethoxy-cyclohex-2-ene-1,4-dione
    —— 5-hexyl-2-(4-trifluoromethylbiphenylyl-4')pyrimidine 106174-34-9 C23H23F3N2
    5-hexyl-2-(4-trifluoromethylbiphenylyl-4')pyrimidine
    —— 5-(Toluene-4-sulfonyloxy)-4-(2,3,4-trimethoxy-phenyl)-pentanoic acid methyl ester 190436-98-7 C22H28O8S
    5-(Toluene-4-sulfonyloxy)-4-(2,3,4-trimethoxy-phenyl)-pentanoic acid methyl ester
    —— 5-[2-(benzyloxy)ethyl]-1-(4-chloro-2-methylphenyl)-2-methyl-1H-pyrrole-3-carboxylic acid ethyl ester 1221424-71-0 C24H26ClNO3
    5-[2-(benzyloxy)ethyl]-1-(4-chloro-2-methylphenyl)-2-methyl-1H-pyrrole-3-carboxylic acid ethyl ester
    —— 5-Phenyl-2-[3-(4-phenylphenyl)propanoylamino]cyclohexene-1-carboxylic acid 946113-35-5 C28H27NO3
    5-Phenyl-2-[3-(4-phenylphenyl)propanoylamino]cyclohexene-1-carboxylic acid
    —— 5,7-dibromo-8-ethoxyquinaldine 1383949-12-9 C12H11Br2NO
    5,7-dibromo-8-ethoxyquinaldine
    —— 5-Isopropyl-2-(4-dimethylamino-benzyliden)-indanon-(1) 95939-44-9 C21H23NO
    5-Isopropyl-2-(4-dimethylamino-benzyliden)-indanon-(1)
    —— 5'-O-(4,4′-dimethoxytrityl)-3′-O-(N,N-diisopropyl-β-cyanoethylphosphoramidyl)-8-(6-nitroveratrylthio)-2′-deoxyinosine 1585977-34-9 C49H56N7O11PS
    5'-O-(4,4′-dimethoxytrityl)-3′-O-(N,N-diisopropyl-β-cyanoethylphosphoramidyl)-8-(6-nitroveratrylthio)-2′-deoxyinosine
    —— (5R)-1-(tert-butoxycarbonyl)-3-[(tert-butoxycarbonyl)amino]-4-hydroxy-5-methyl-3-pyrrolin-2-one 959865-83-9 C15H24N2O6
    (5R)-1-(tert-butoxycarbonyl)-3-[(tert-butoxycarbonyl)amino]-4-hydroxy-5-methyl-3-pyrrolin-2-one
    —— 5-(4-methoxyphenyl)-2,3,8,8a-tetrahydroindolizin-7(1H)-one 1572373-74-0 C15H17NO2
    5-(4-methoxyphenyl)-2,3,8,8a-tetrahydroindolizin-7(1H)-one
    —— 5'-O-benzoyl-2',3'-dideoxy-5-iodo-3'-(trifluoroacetylamido)uridine 878412-82-9 C18H15F3IN3O6
    5'-O-benzoyl-2',3'-dideoxy-5-iodo-3'-(trifluoroacetylamido)uridine
    —— {5-[2-(2-{2-[2-(Toluene-4-sulfonyloxy)-ethoxy]-ethoxy}-ethoxy)-ethoxycarbonylmethoxy]-rubicen-12-yloxy}-acetic acid 2-(2-{2-[2-(toluene-4-sulfonyloxy)-ethoxy]-ethoxy}-ethoxy)-ethyl ester 313946-57-5 C60H62O18S2
    {5-[2-(2-{2-[2-(Toluene-4-sulfonyloxy)-ethoxy]-ethoxy}-ethoxy)-ethoxycarbonylmethoxy]-rubicen-12-yloxy}-acetic acid 2-(2-{2-[2-(toluene-4-sulfonyloxy)-ethoxy]-ethoxy}-ethoxy)-ethyl ester
    —— (+/-)-5-fluoro-9,10,11-trimethoxy-5,6,7,8-tetrahydro-dibenzo[a,c]cyclooctadiene-2-carboxylic acid methyl ester 1239950-01-6 C21H23FO5
    (+/-)-5-fluoro-9,10,11-trimethoxy-5,6,7,8-tetrahydro-dibenzo[a,c]cyclooctadiene-2-carboxylic acid methyl ester
    —— 5-bromo-7-O-propionylfangchinoline 1400914-06-8 C40H43BrN2O7
    5-bromo-7-O-propionylfangchinoline
    —— 5-(1-hydroxy-4-oxocyclohexa-2,5-dienyl)pentanal 1005007-99-7 C11H14O3
    5-(1-hydroxy-4-oxocyclohexa-2,5-dienyl)pentanal
    —— 5-chloro-2-[4-((1S,2R)-2-{2-[4-(1H-tetrazol-1-yl)phenoxy]ethyl}cyclopropyl)piperidin-1-yl]pyrimidine 1192063-18-5 C21H24ClN7O
    5-chloro-2-[4-((1S,2R)-2-{2-[4-(1H-tetrazol-1-yl)phenoxy]ethyl}cyclopropyl)piperidin-1-yl]pyrimidine
    —— 5,7-dimethoxy-3-(2-methoxy-phenyl)-4-oxo-4H-chromene-2-carboxylic acid ethyl ester 853925-99-2 C21H20O7
    5,7-dimethoxy-3-(2-methoxy-phenyl)-4-oxo-4H-chromene-2-carboxylic acid ethyl ester
    —— 5-(p-iodophenylazo)barbituric acid 109480-41-3 C10H7IN4O3
    5-(p-iodophenylazo)barbituric acid
    —— 5-Cyclopentadecylpentyl 2-(4-methylmorpholin-4-ium-4-yl)ethyl phosphate 1011461-69-0 C27H54NO5P
    5-Cyclopentadecylpentyl 2-(4-methylmorpholin-4-ium-4-yl)ethyl phosphate
    —— (5S,7R,8R,10S,11S,14S,15S)-7,15-dimethyltetracyclo[8.7.0.02,8.011,15]heptadec-1-ene-5,14-diol 125407-87-6 C19H30O2
    (5S,7R,8R,10S,11S,14S,15S)-7,15-dimethyltetracyclo[8.7.0.02,8.011,15]heptadec-1-ene-5,14-diol
    —— 5-{5-[4-(2-Chloro-ethyl)-3,5-dimethyl-pyrrol-(2Z)-ylidenemethyl]-4-ethyl-3-methyl-1H-pyrrol-2-ylmethyl}-4-ethyl-3-methyl-1H-pyrrole-2-carboxylic acid benzyl ester 773025-45-9 C32H38ClN3O2
    5-{5-[4-(2-Chloro-ethyl)-3,5-dimethyl-pyrrol-(2Z)-ylidenemethyl]-4-ethyl-3-methyl-1H-pyrrol-2-ylmethyl}-4-ethyl-3-methyl-1H-pyrrole-2-carboxylic acid benzyl ester
    —— 5-(benzyloxy)-1-(prop-2-yn-1-yl)-1H-indole 1227180-45-1 C18H15NO
    5-(benzyloxy)-1-(prop-2-yn-1-yl)-1H-indole
    —— 5-((E)-3-Phenyl-allyloxy)-pentan-1-ol 700865-84-5 C14H20O2
    5-((E)-3-Phenyl-allyloxy)-pentan-1-ol
    —— 5-((4-Chlorobenzoyl)oxy)-2-(2-(2-(2,4-dichlorophenoxy)propanoyl)carbohydrazonoyl)phenyl 4-chlorobenzoate 882037-82-3 C30H20Cl4N2O6
    5-((4-Chlorobenzoyl)oxy)-2-(2-(2-(2,4-dichlorophenoxy)propanoyl)carbohydrazonoyl)phenyl 4-chlorobenzoate
    —— 5-trifluoroacetylaminomethyl-2-cyclohexenone 162133-38-2 C9H10F3NO2
    5-trifluoroacetylaminomethyl-2-cyclohexenone
    —— 5-amino-7-ethyl-3-(2-methoxycarbonylphenyl)-4-oxo-3,4-dihydrothieno[3,4-d]pyridazine-1-carboxylic acid ethyl ester 1234571-24-4 C19H19N3O5S
    5-amino-7-ethyl-3-(2-methoxycarbonylphenyl)-4-oxo-3,4-dihydrothieno[3,4-d]pyridazine-1-carboxylic acid ethyl ester
    —— 5-bromo-2-((4-methoxyphenyl)sulfonyl)pyridine 253594-35-3 C12H10BrNO3S
    5-bromo-2-((4-methoxyphenyl)sulfonyl)pyridine
    —— 5-(4-chloro-phenyl)-2-(2-hydroxy-naphthalen-1-ylazo)-3-methyl-4-phenyl-thiazolium betaine 27908-58-3 C26H18ClN3OS
    5-(4-chloro-phenyl)-2-(2-hydroxy-naphthalen-1-ylazo)-3-methyl-4-phenyl-thiazolium betaine
    —— 5-(2-bromoacetamido)-N-butyl-2-(p-butoxyphenoxy)benzamide 1395396-67-4 C23H29BrN2O4
    5-(2-bromoacetamido)-N-butyl-2-(p-butoxyphenoxy)benzamide
    —— 5-phenyl-6-(4-((4-(5-(pyridin-2-yl)-1H-pyrazol-3-yl)piperidin-1-yl)methyl)phenyl)nicotinonitrile 1025467-61-1 C32H28N6
    5-phenyl-6-(4-((4-(5-(pyridin-2-yl)-1H-pyrazol-3-yl)piperidin-1-yl)methyl)phenyl)nicotinonitrile
    —— 5'-((2R)-methoxyphenylacetate)-2',3'-dideoxy-3',4'-didehydro-carba-D-uridine 1403561-59-0 C19H20N2O5
    5'-((2R)-methoxyphenylacetate)-2',3'-dideoxy-3',4'-didehydro-carba-D-uridine
    —— 5-methyl-11-(3-methylthiophen-2-yl)-5H-benzo[b]carbazole 1609471-74-0 C22H17NS
    5-methyl-11-(3-methylthiophen-2-yl)-5H-benzo[b]carbazole
    —— 5-Phenyl-2-{(E)-2-[4-(5-phenyl-benzooxazol-2-yl)-phenyl]-vinyl}-2H-benzotriazole 33144-23-9 C33H22N4O
    5-Phenyl-2-{(E)-2-[4-(5-phenyl-benzooxazol-2-yl)-phenyl]-vinyl}-2H-benzotriazole
    —— 5-benzyloxybenzyl-3'-iodo-2',3'-dideoxyuridine 132163-47-4 C23H23IN2O5
    5-benzyloxybenzyl-3'-iodo-2',3'-dideoxyuridine
    —— 5α,6β,11β,17α,21-Pentahydroxy-16α-chlorpregnan-3,20-dion 21-acetat 19606-19-0 C23H33ClO8
    5α,6β,11β,17α,21-Pentahydroxy-16α-chlorpregnan-3,20-dion 21-acetat
    —— 5,5'-Bisdiazoacetyl-2,2',3,3'-tetramethoxybiphenyl 28046-49-3 C20H18N4O6
    5,5'-Bisdiazoacetyl-2,2',3,3'-tetramethoxybiphenyl
    —— [5-[(4-methylpiperidin-1-yl)methyl]-6-phenylpyridazin-3-yl]hydrazine 99877-39-1 C17H23N5
    [5-[(4-methylpiperidin-1-yl)methyl]-6-phenylpyridazin-3-yl]hydrazine
    —— 5-amino-6-chloro-2-methyl-N-{[1-(tetrahydro-2H-pyran-4-ylmethyl)piperidin-4-yl]methyl}imidazo[1,2-a]pyridine-8-carboxamide 676351-78-3 C21H30ClN5O2
    5-amino-6-chloro-2-methyl-N-{[1-(tetrahydro-2H-pyran-4-ylmethyl)piperidin-4-yl]methyl}imidazo[1,2-a]pyridine-8-carboxamide
    —— 5-(chloromethyl)-2-((4-(2-isopropoxyphenyl)piperazin-1-yl)methyl)thiazole 223254-01-1 C18H24ClN3OS
    5-(chloromethyl)-2-((4-(2-isopropoxyphenyl)piperazin-1-yl)methyl)thiazole
    —— 5,12-bis(p-chlorophenyl)-1,5,8,12-tetraazatetracyclo<6.6.0.0.<sup>3,7</sup>0<sup>10,14</sup>>tetradeca-2,9-diene-4,6,11,13-tetraone 84496-03-7 C34H18Cl2N6O8
    5,12-bis(p-chlorophenyl)-1,5,8,12-tetraazatetracyclo<6.6.0.0.<sup>3,7</sup>0<sup>10,14</sup>>tetradeca-2,9-diene-4,6,11,13-tetraone