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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,6-dimethyl-7,8,10,11-tetrahydro-cyclohepta[a]naphthalene-9,9-dicarboxylic acid dimethyl ester 1187459-10-4 C21H24O4
    5,6-dimethyl-7,8,10,11-tetrahydro-cyclohepta[a]naphthalene-9,9-dicarboxylic acid dimethyl ester
    —— 5-Aethyl-3,8-diamino-6-(4-nitro-phenyl)-phenanthridinium-bromid 76137-63-8 Br*C21H19N4O2
    5-Aethyl-3,8-diamino-6-(4-nitro-phenyl)-phenanthridinium-bromid
    —— 5,5-diethyl-2-(3-iodopropyl)-2-methyl-1,3-dioxane 124360-50-5 C12H23IO2
    5,5-diethyl-2-(3-iodopropyl)-2-methyl-1,3-dioxane
    —— 5-amino-6-(4-bromophenyl)-4-(4-methoxyphenyl)pyrimidine-2(1H)-thione 1372196-07-0 C17H14BrN3OS
    5-amino-6-(4-bromophenyl)-4-(4-methoxyphenyl)pyrimidine-2(1H)-thione
    —— 5-O-acetyl-2,3-O-isopropylidene-5-C-methyl-α-D-talo-hexofuranosyl acetate 127588-99-2 C14H22O8
    5-O-acetyl-2,3-O-isopropylidene-5-C-methyl-α-D-talo-hexofuranosyl acetate
    —— {5-chloro-3-[4-(5-methyl-4-propionyl-pyrazol-1-yl)phenylcarbamoyl]-indol-1-yl}acetic acid 1404532-86-0 C24H21ClN4O4
    {5-chloro-3-[4-(5-methyl-4-propionyl-pyrazol-1-yl)phenylcarbamoyl]-indol-1-yl}acetic acid
    —— 5-Ethyl-4,5-dihydro-4-imino-1-methyl-3-(1-methyl-5-nitroimidazol-2-yl)-1H-pyrazolo (3,4) pyrimidin 58037-25-5 C12H14N8O2
    5-Ethyl-4,5-dihydro-4-imino-1-methyl-3-(1-methyl-5-nitroimidazol-2-yl)-1H-pyrazolo (3,4) pyrimidin
    —— 5,6,7,8-Tetrahydro-1-p-fluorophenyl-2-phenyl-4-methylthioquinazolin-1-ium-jodid 5185-20-6 C21H20FN2S*I
    5,6,7,8-Tetrahydro-1-p-fluorophenyl-2-phenyl-4-methylthioquinazolin-1-ium-jodid
    —— 5,6,8-trimethoxyquinoline N-oxide 152531-82-3 C12H13NO4
    5,6,8-trimethoxyquinoline N-oxide
    —— 5-(2,3-Dihydro-benzo[1,4]dioxin-6-ylmethyl)-2-thioxo-2,3-dihydro-1H-pyrimidin-4-one 70311-41-0 C13H12N2O3S
    5-(2,3-Dihydro-benzo[1,4]dioxin-6-ylmethyl)-2-thioxo-2,3-dihydro-1H-pyrimidin-4-one
    —— 5-methyl-9-nitroindeno[2,1-e][1,3]thiazolo[3,2-a]pyrimidine-1,6(2H,10bH)-dione 1225049-05-7 C14H9N3O4S
    5-methyl-9-nitroindeno[2,1-e][1,3]thiazolo[3,2-a]pyrimidine-1,6(2H,10bH)-dione
    —— 5-(4-([1,2,4]triazolo[4,3-b][1,2,4,5]tetrazin-6-ylamino)-furazan-3-yl)-[1,2,3]triazolo[4,5-c][1,2,5]oxadiazol-5-ium-4-ide 1527497-75-1 C7H2N14O2
    5-(4-([1,2,4]triazolo[4,3-b][1,2,4,5]tetrazin-6-ylamino)-furazan-3-yl)-[1,2,3]triazolo[4,5-c][1,2,5]oxadiazol-5-ium-4-ide
    —— (5S)-3-C-Methyl-5-(9',10'-dihydro-1',4'-dihydroxy-9',10'-dioxo-2'-anthryl)-α-(β)-D-ribopyranose 132000-19-2 C20H18O9
    (5S)-3-C-Methyl-5-(9',10'-dihydro-1',4'-dihydroxy-9',10'-dioxo-2'-anthryl)-α-(β)-D-ribopyranose
    —— 5-chloro-N-[2-fluoro-6-(phenylmethyl)-4-pyrimidinyl][1,3]thiazolo[5,4-b]pyridin-2-amine 1246034-07-0 C17H11ClFN5S
    5-chloro-N-[2-fluoro-6-(phenylmethyl)-4-pyrimidinyl][1,3]thiazolo[5,4-b]pyridin-2-amine
    —— 5-benzylidene-3-(6-fluoro-7-(phenylamino)benzo[d]thiazol-2-yl)-2-phenyl-3,5-dihydro-4H-imidazol-4-one 1318245-11-2 C29H19FN4OS
    5-benzylidene-3-(6-fluoro-7-(phenylamino)benzo[d]thiazol-2-yl)-2-phenyl-3,5-dihydro-4H-imidazol-4-one
    —— 5-cyanotetrahydrofurfuryl alcohol 113616-66-3 C6H9NO2
    5-cyanotetrahydrofurfuryl alcohol
    —— 5,7-Dichloro-3-ethyl-8-methoxyquinazolin-4-one 866244-90-8 C11H10Cl2N2O2
    5,7-Dichloro-3-ethyl-8-methoxyquinazolin-4-one
    —— 5,5,6,6-tetramethyl-1,3,2-dioxathiepane 2-oxide 13849-04-2 C8H16O3S
    5,5,6,6-tetramethyl-1,3,2-dioxathiepane 2-oxide
    —— (5,10,15,20-tetraphenylporphyrinato)Ru(CO)(dimethylacetamide) 82614-59-3 CO*C4H9NO*C44H28N4*Ru
    (5,10,15,20-tetraphenylporphyrinato)Ru(CO)(dimethylacetamide)
    —— 5-amino-4-O-acetyl-2,3,6-tri-O-benzyl-5-deoxy-D-galactono-1,5-thiolactam 916495-06-2 C29H31NO5S
    5-amino-4-O-acetyl-2,3,6-tri-O-benzyl-5-deoxy-D-galactono-1,5-thiolactam
    —— 5,5,9,9-Tetramethyl-2-(methylsulfonyl)-3-thioxo-2-azaspiro<3.5>nonan-1-on 77298-01-2 C13H21NO3S2
    5,5,9,9-Tetramethyl-2-(methylsulfonyl)-3-thioxo-2-azaspiro<3.5>nonan-1-on
    —— (5S)-7-(5-methyl-3-pyridinyl)-3-(3,6-dihydro-2H-pyran-4-yl)-spiro[chromeno[2,3-c]pyridine-5,4'-[1,3]oxazol]-2'-amine 1215869-53-6 C25H22N4O3
    (5S)-7-(5-methyl-3-pyridinyl)-3-(3,6-dihydro-2H-pyran-4-yl)-spiro[chromeno[2,3-c]pyridine-5,4'-[1,3]oxazol]-2'-amine
    —— 5-[2-tert-butyl-1-(tetrahydropyran-4-ylmethyl)-1H-imidazol-4-yl]-N-methyl-N-(2,2,2-trifluoroethyl)isoxazole-3-carboxamide 1010835-38-7 C20H27F3N4O3
    5-[2-tert-butyl-1-(tetrahydropyran-4-ylmethyl)-1H-imidazol-4-yl]-N-methyl-N-(2,2,2-trifluoroethyl)isoxazole-3-carboxamide
    —— 5-[2-(4-fluoro-phenyl)benzoxazol-6-yl]-3,4-diaza-bicyclo[4.2.0]oct-4-en-2-one 1346698-64-3 C19H14FN3O2
    5-[2-(4-fluoro-phenyl)benzoxazol-6-yl]-3,4-diaza-bicyclo[4.2.0]oct-4-en-2-one
    —— 5-<i>tert</i>-butyl-2-hydroxy-3-nitro-<i>cis</i>-cinnamic acid 100373-31-7 C13H15NO5
    5-<i>tert</i>-butyl-2-hydroxy-3-nitro-<i>cis</i>-cinnamic acid
    —— 5-[N-(3-methylbenzyl)-N-methylaminocarbonyl]-3-benzyl-6-hydroxy-1H-indazole 1001191-52-1 C24H23N3O2
    5-[N-(3-methylbenzyl)-N-methylaminocarbonyl]-3-benzyl-6-hydroxy-1H-indazole
    —— 5-Hydroxymethyl-isophthalic acid bis-((R)-2-benzyloxycarbonyl-1-methyl-ethyl) ester 193953-26-3 C31H32O9
    5-Hydroxymethyl-isophthalic acid bis-((R)-2-benzyloxycarbonyl-1-methyl-ethyl) ester
    —— 5,7,7-Trimethyl-2-[1-p-tolyl-meth-(Z)-ylidene]-7H-thiazolo[3,2-a]pyrimidin-3-one 76337-45-6 C17H18N2OS
    5,7,7-Trimethyl-2-[1-p-tolyl-meth-(Z)-ylidene]-7H-thiazolo[3,2-a]pyrimidin-3-one
    —— 5-Cyclopropaneamidothiophene-2-carboxylic acid 923244-16-0 C9H9NO3S
    5-Cyclopropaneamidothiophene-2-carboxylic acid
    —— 5-allyl-5-(hydroxy(phenyl)methyl)furan-2(5H)-one 1233510-45-6 C14H14O3
    5-allyl-5-(hydroxy(phenyl)methyl)furan-2(5H)-one
    —— 5'-{4-(N,N-diphenylamino)stylyl}-2,2'-bithiophene-5-carbaldehyde 1312457-61-6 C29H21NOS2
    5'-{4-(N,N-diphenylamino)stylyl}-2,2'-bithiophene-5-carbaldehyde
    —— 5-(tert-butylsulfonyl)-N-methyl-N-(pyridin-4-yl)pyrazin-2-amine 1428549-07-8 C14H18N4O2S
    5-(tert-butylsulfonyl)-N-methyl-N-(pyridin-4-yl)pyrazin-2-amine
    —— (+/-)-5-benzoyl-(4a<i>r</i>,10b<i>t</i>)-1,2,3,4,4a,5,6,10b-octahydro-phenanthridine 102012-25-9 C20H21NO
    (+/-)-5-benzoyl-(4a<i>r</i>,10b<i>t</i>)-1,2,3,4,4a,5,6,10b-octahydro-phenanthridine
    —— 5,6,7,8-Tetrahydro-phenanthridin-carbonsaeure-(3)-amid 108272-16-8 C14H14N2O
    5,6,7,8-Tetrahydro-phenanthridin-carbonsaeure-(3)-amid
    —— 5-Ethoxycarbonyl-4-<2-carboxy-ethyl>-3-cyano-pyrrol-2-carbonsaeure 100143-80-4 C12H12N2O6
    5-Ethoxycarbonyl-4-<2-carboxy-ethyl>-3-cyano-pyrrol-2-carbonsaeure
    —— 5,5'-bis-(4-hydroxy-3-methoxy-benzylidene)-2,2'-m-phenylenediamino-bis-thiazol-4-one 24234-14-8 C28H22N4O6S2
    5,5'-bis-(4-hydroxy-3-methoxy-benzylidene)-2,2'-m-phenylenediamino-bis-thiazol-4-one
    —— 5-nitro-1,3-diphenyl-1H-indazole 857807-28-4 C19H13N3O2
    5-nitro-1,3-diphenyl-1H-indazole
    —— 5-[2-(4-Hexyl-phenyl)-ethyl]-2-(4-pentyloxy-phenyl)-[1,3]dioxane-5-carbonitrile 131340-13-1 C30H41NO3
    5-[2-(4-Hexyl-phenyl)-ethyl]-2-(4-pentyloxy-phenyl)-[1,3]dioxane-5-carbonitrile
    —— 5-methoxy-4-methyl-2-[4-(2-methyl-thiazol-4-yl)-1(2)<i>H</i>-pyrazol-3-yl]-phenol 66780-63-0 C15H15N3O2S
    5-methoxy-4-methyl-2-[4-(2-methyl-thiazol-4-yl)-1(2)<i>H</i>-pyrazol-3-yl]-phenol
    —— 5'-O-dimethoxytrityl-N4-benzoyldeoxycytidine 3'-O-(S-4-chlorobenzyl)diisopropylaminophosphorothioamidite 120047-05-4 C50H54ClN4O7PS
    5'-O-dimethoxytrityl-N4-benzoyldeoxycytidine 3'-O-(S-4-chlorobenzyl)diisopropylaminophosphorothioamidite
    —— 5-(3-chlorophenyl)-N-[2-(dimethylamino)-2-oxoethyl]-3-hydroxypicolinamide 1000025-35-3 C16H16ClN3O3
    5-(3-chlorophenyl)-N-[2-(dimethylamino)-2-oxoethyl]-3-hydroxypicolinamide
    —— 5-(5',6'-dichloroindan-1'-yl)methyltetrazole 1412409-60-9 C11H10Cl2N4
    5-(5',6'-dichloroindan-1'-yl)methyltetrazole
    —— 5-(4'-methoxy-biphenyl-4-yl)-2-methyl-1-(4-sulfamoyl-phenyl)-1H-pyrrole-3-carboxylic acid ethyl ester 1000279-41-3 C27H26N2O5S
    5-(4'-methoxy-biphenyl-4-yl)-2-methyl-1-(4-sulfamoyl-phenyl)-1H-pyrrole-3-carboxylic acid ethyl ester
    —— 5-(4-chloro-phenyl)-2-methyl-1-(4-sulfamoyl-phenyl)-1H-pyrrole-3-carboxylic acid-(3-propoxy-propyl)-amide 1000280-71-6 C24H28ClN3O4S
    5-(4-chloro-phenyl)-2-methyl-1-(4-sulfamoyl-phenyl)-1H-pyrrole-3-carboxylic acid-(3-propoxy-propyl)-amide
    —— 5(6)-(4-hydroxybenzoyl)-2-methyl-benzimidazol 94495-10-0 C15H12N2O2
    5(6)-(4-hydroxybenzoyl)-2-methyl-benzimidazol
    —— 5-Chlormethyl-5,6-dihydro-2,3-bis(methylthio)-1,4-dithiin 76503-71-4 C7H11ClS4
    5-Chlormethyl-5,6-dihydro-2,3-bis(methylthio)-1,4-dithiin
    —— (5R,6S,8S,9S,10R,13S,14S,17R)-17-[(S)-1-((R)-5-Hydroxymethyl-4-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)-ethyl]-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-4H-20-oxa-cyclopropa[5,6]cyclopenta[a]phenanthren-1-one 81939-02-8 C28H38O5
    (5R,6S,8S,9S,10R,13S,14S,17R)-17-[(S)-1-((R)-5-Hydroxymethyl-4-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)-ethyl]-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-4H-20-oxa-cyclopropa[5,6]cyclopenta[a]phenanthren-1-one
    —— 5-methyl-3-(4-methylphenyl)-5-phenyl-1,4-dihydropyridazine-6-thione 120317-60-4 C18H18N2S
    5-methyl-3-(4-methylphenyl)-5-phenyl-1,4-dihydropyridazine-6-thione
    —— 5'-iodo-5-nitro-[2,2']bithiophene 163928-51-6 C8H4INO2S2
    5'-iodo-5-nitro-[2,2']bithiophene
    —— 5-(1-Acetyl-3-indolyl)-3-(1-acetyl-3-oxindolyliden)-1-methyl-2-oxo-pyrrolin 123079-90-3 C25H19N3O4
    5-(1-Acetyl-3-indolyl)-3-(1-acetyl-3-oxindolyliden)-1-methyl-2-oxo-pyrrolin