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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-3-(phenylthio)cyclohex-2-enone 52735-51-0 C14H16OS
    5,5-dimethyl-3-(phenylthio)cyclohex-2-enone
    —— 5,6-difluoro-2-[(3-methylbut-2-en-1-yl)oxy]benzaldehyde 1412443-26-5 C12H12F2O2
    5,6-difluoro-2-[(3-methylbut-2-en-1-yl)oxy]benzaldehyde
    —— 5-hydroxy-3-methoxy-7-(methoxymethoxy)-2-(3,4-dimethoxyphenyl)-4H-chromen-4-one 1192136-01-8 C20H20O8
    5-hydroxy-3-methoxy-7-(methoxymethoxy)-2-(3,4-dimethoxyphenyl)-4H-chromen-4-one
    —— 5-hydroxy-7-isopropoxy-2-methylsulfinylchromone 154114-11-1 C13H14O5S
    5-hydroxy-7-isopropoxy-2-methylsulfinylchromone
    —— 5-(4-hydroxy-phenylsulfanyl methyl)-2-oxo-2,3-dihydro-1H-imidazole-4-carboxylic acid methyl ester 849454-46-2 C12H12N2O4S
    5-(4-hydroxy-phenylsulfanyl methyl)-2-oxo-2,3-dihydro-1H-imidazole-4-carboxylic acid methyl ester
    —— 5-(4-Nitrophenyl)-1,4-oxathian-2-one 1314535-78-8 C10H9NO4S
    5-(4-Nitrophenyl)-1,4-oxathian-2-one
    —— 5,7-dibromo-2-chloro-8-hydroxyquinoline 1204521-41-4 C9H4Br2ClNO
    5,7-dibromo-2-chloro-8-hydroxyquinoline
    —— 5,10,11-Trimethyl-1-p-tolylamino-10H-pyrido[3,4-b]carbazole-3-carboxylic acid ethyl ester 135462-84-9 C28H27N3O2
    5,10,11-Trimethyl-1-p-tolylamino-10H-pyrido[3,4-b]carbazole-3-carboxylic acid ethyl ester
    —— 5-chloromethyl-2-methoxyphenyl 4-methylbenzenesulfonate 1005494-35-8 C15H15ClO4S
    5-chloromethyl-2-methoxyphenyl 4-methylbenzenesulfonate
    —— 5-(Dimethylamino)-3,4-dihydro-4,4-dimethyl-2H-imidazol-2-on 73766-15-1 C7H13N3O
    5-(Dimethylamino)-3,4-dihydro-4,4-dimethyl-2H-imidazol-2-on
    —— 5-Methyl-1-cyanonaphthalene 40689-22-3 C12H9N
    5-Methyl-1-cyanonaphthalene
    —— 5-Methoxy-3-(2-oxopropyl)-3H-[1,3,4]thiadiazol-2-one 170500-83-1 C6H8N2O3S
    5-Methoxy-3-(2-oxopropyl)-3H-[1,3,4]thiadiazol-2-one
    —— 5-(Dimethylamino)-3,4-dihydro-4,4-dimethyl-2-oxo-2H-imidazolium-methoxythioformamidat 128945-34-6 C9H16N4O2S
    5-(Dimethylamino)-3,4-dihydro-4,4-dimethyl-2-oxo-2H-imidazolium-methoxythioformamidat
    —— 5.6.7.8.11.11-Hexachlor-1.4:5.8-bis-methylen-1.2.3.4.5.8.9.10-octahydro-<cyclopentadieno-(1'.3')-1'.2':2.3-naphthalin> 109257-41-2 C15H12Cl6
    5.6.7.8.11.11-Hexachlor-1.4:5.8-bis-methylen-1.2.3.4.5.8.9.10-octahydro-<cyclopentadieno-(1'.3')-1'.2':2.3-naphthalin>
    —— 5-dichloromethyl-3-phenyl-[1,2,4]oxadiazole 1822-95-3 C9H6Cl2N2O
    5-dichloromethyl-3-phenyl-[1,2,4]oxadiazole
    —— 5,8,8-trimethyl-2-oxo-3-oxabicyclo[3.2.1]octane-1-carboxylic acid 183850-84-2 C11H16O4
    5,8,8-trimethyl-2-oxo-3-oxabicyclo[3.2.1]octane-1-carboxylic acid
    —— 5-Fluoroinden-1-one 1260875-22-6 C9H5FO
    5-Fluoroinden-1-one
    —— (5,6-dicyano-pyrazin-2-ylsulfanyl)-acetic acid 72112-02-8 C8H4N4O2S
    (5,6-dicyano-pyrazin-2-ylsulfanyl)-acetic acid
    —— 5-Methylpyrido[4,3-A]indolizine-10-carbonitrile 143825-82-5 C13H9N3
    5-Methylpyrido[4,3-A]indolizine-10-carbonitrile
    —— 5,6,7,8,9,9-hexachloro-2-(1,4,5,6,7,7-hexachloro-norborn-5-en-2-yl)-1,2,3,4,4a,5,8,8a-octahydro-1,4;5,8-dimethano-naphthalene 51888-00-7 C19H12Cl12
    5,6,7,8,9,9-hexachloro-2-(1,4,5,6,7,7-hexachloro-norborn-5-en-2-yl)-1,2,3,4,4a,5,8,8a-octahydro-1,4;5,8-dimethano-naphthalene
    —— 5-ethoxypentachlorocyclopentadiene 81839-03-4 C7H5Cl5O
    5-ethoxypentachlorocyclopentadiene
    —— 5-Acetyl-4,7-dimethyl-1,3,4,5-tetrahydro-2H-1,5-benzodiazepin-2-one 835618-51-4 C13H16N2O2
    5-Acetyl-4,7-dimethyl-1,3,4,5-tetrahydro-2H-1,5-benzodiazepin-2-one
    —— 5-(methylthiomethyl)pentachlorocyclopentadiene 86897-44-1 C7H5Cl5S
    5-(methylthiomethyl)pentachlorocyclopentadiene
    —— 5-benzylpentachloro-1,3-cyclopentadiene 42292-90-0 C12H7Cl5
    5-benzylpentachloro-1,3-cyclopentadiene
    —— 5-pivaloxy-1-pentene 30563-48-5 C10H18O2
    5-pivaloxy-1-pentene
    —— 5-hydroxymethyl-1,2,3,4,7,7-hexachlorobicyclo<2.2.1>hept-2-ene 1080-25-7 C8H6Cl6O
    5-hydroxymethyl-1,2,3,4,7,7-hexachlorobicyclo<2.2.1>hept-2-ene
    —— 5-{2-(4-Fluoro-phenyl)-1-[[2-(2-methoxy-ethoxy)-ethyl]-(2-methoxy-ethyl)-amino]-ethyl}-thieno[2,3-b]thiophene-2-sulfonic acid amide 133445-83-7 C22H29FN2O5S3
    5-{2-(4-Fluoro-phenyl)-1-[[2-(2-methoxy-ethoxy)-ethyl]-(2-methoxy-ethyl)-amino]-ethyl}-thieno[2,3-b]thiophene-2-sulfonic acid amide
    —— 5-butylpentachloro-1,3-cyclopentadiene 16177-51-8 C9H9Cl5
    5-butylpentachloro-1,3-cyclopentadiene
    —— 5-benzoyl-1,2,3,4-tetrachloro-1,3-cyclopentadiene 80638-23-9 C12H6Cl4O
    5-benzoyl-1,2,3,4-tetrachloro-1,3-cyclopentadiene
    —— 5,7-bis-(4-methoxyphenyl)-5,6-dihydroquinazolin-4(3H)-one 1422746-90-4 C22H20N2O3
    5,7-bis-(4-methoxyphenyl)-5,6-dihydroquinazolin-4(3H)-one
    —— 5,7-bis(4-methoxyphenyl)quinazolin-4(3H)-one 1422747-04-3 C22H18N2O3
    5,7-bis(4-methoxyphenyl)quinazolin-4(3H)-one
    —— (5S,6R)-6-methyl-5-(phenylsulfonylacetyl)bicyclo[2.2.1]hept-2-ene 161713-91-3 C16H18O3S
    (5S,6R)-6-methyl-5-(phenylsulfonylacetyl)bicyclo[2.2.1]hept-2-ene
    —— 5-(Dimethylamino)-2-(4-hydroxybenzoyl)benzoic acid 126687-49-8 C16H15NO4
    5-(Dimethylamino)-2-(4-hydroxybenzoyl)benzoic acid
    —— 5-O-(tert-butyldiphenylsilyl)-1'-(benzenesulfonylmethylene)-2',3'-O-isopropylidene-α-D-ribofuranose 582312-81-0 C31H38O7SSi
    5-O-(tert-butyldiphenylsilyl)-1'-(benzenesulfonylmethylene)-2',3'-O-isopropylidene-α-D-ribofuranose
    —— 5-Hydroxy-1-(4-methoxybenzyl)-3,4-dimethyl-1,5-dihydropyrrol-2-one 732256-60-9 C14H17NO3
    5-Hydroxy-1-(4-methoxybenzyl)-3,4-dimethyl-1,5-dihydropyrrol-2-one
    —— (5α,5aα,9aα,10α)-5,10-bis(3,4,5-trifluorophenyl)-5,5a,6,9,9a,10-hexahydro-6β,9β-methanonaphtho[3,2-k]pyracene 1217356-50-7 C35H22F6
    (5α,5aα,9aα,10α)-5,10-bis(3,4,5-trifluorophenyl)-5,5a,6,9,9a,10-hexahydro-6β,9β-methanonaphtho[3,2-k]pyracene
    —— 5'-azido-8-bromo-5'-deoxyadenosine 1383460-45-4 C10H11BrN8O3
    5'-azido-8-bromo-5'-deoxyadenosine
    —— 5'-azido-8-carboxymethylthio-5'-deoxyadenosine 1383460-48-7 C12H14N8O5S
    5'-azido-8-carboxymethylthio-5'-deoxyadenosine
    —— 5-(N-carbo-tert-butoxy)amino-1-phenylsulfonyl-2-pentanone 344771-92-2 C16H23NO5S
    5-(N-carbo-tert-butoxy)amino-1-phenylsulfonyl-2-pentanone
    —— 5,5-diethoxytetrachlorocyclopentadiene 6421-58-5 C9H10Cl4O2
    5,5-diethoxytetrachlorocyclopentadiene
    —— (+/-)-5-(4-methoxyphenyl)-6-phenyl-4-(pyrrolidin-2-ylmethoxy)furo[2,3-d]pyrimidine 943344-84-1 C24H23N3O3
    (+/-)-5-(4-methoxyphenyl)-6-phenyl-4-(pyrrolidin-2-ylmethoxy)furo[2,3-d]pyrimidine
    —— 5,8-Diazatetracyclo[10.2.1.02,11.04,9]pentadeca-2,4,6,8,10,13-hexaene 1206484-40-3 C13H10N2
    5,8-Diazatetracyclo[10.2.1.02,11.04,9]pentadeca-2,4,6,8,10,13-hexaene
    —— (5S)-5-methylundecyl (4-methylphenyl)sulfone 1361023-06-4 C18H30O2S
    (5S)-5-methylundecyl (4-methylphenyl)sulfone
    —— 5,6-exo-dideuterionorbornene 3675-40-9 C7H10
    5,6-exo-dideuterionorbornene
    —— 5-methyl-1-(pent-4-en-1-yl)pyrimidine-2,4(1H,3H)-dione 132416-99-0 C10H14N2O2
    5-methyl-1-(pent-4-en-1-yl)pyrimidine-2,4(1H,3H)-dione
    —— 5-[3-(5-fluoro-2-methoxyphenyl)phenyl]-3H-1,3,4-oxadiazole-2-thione 1253043-52-5 C15H11FN2O2S
    5-[3-(5-fluoro-2-methoxyphenyl)phenyl]-3H-1,3,4-oxadiazole-2-thione
    —— (5R)-5-azidomethyl-3-(4-bromo-3-fluorophenyl)oxazolidin-2-one 856677-01-5 C10H8BrFN4O2
    (5R)-5-azidomethyl-3-(4-bromo-3-fluorophenyl)oxazolidin-2-one
    —— 5,6-bis(3,5-dimethylphenylethynyl)acenaphthene 1217356-44-9 C32H26
    5,6-bis(3,5-dimethylphenylethynyl)acenaphthene
    —— 5-bromo-4-cyano-3-(2,4-dichlorophenyl)thiophene-2-carboxamide 1239506-76-3 C12H5BrCl2N2OS
    5-bromo-4-cyano-3-(2,4-dichlorophenyl)thiophene-2-carboxamide
    —— (5α,5aα,9aα,10α)-5,10-bis(dimethylphenyl)-5,5a,6,9,9a,10-hexahydro-6β,9β-methanonaphtho[3,2-k]pyracene 1217356-45-0 C39H36
    (5α,5aα,9aα,10α)-5,10-bis(dimethylphenyl)-5,5a,6,9,9a,10-hexahydro-6β,9β-methanonaphtho[3,2-k]pyracene