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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-benzyl-2,4-dioxo-6-phenyl-[1,3,5]triazinane-1,3-disulfonyl dichloride 50398-48-6 C16H13Cl2N3O6S2
    5-benzyl-2,4-dioxo-6-phenyl-[1,3,5]triazinane-1,3-disulfonyl dichloride
    —— 5,5-bis-(4-chloro-phenyl)-4-methylsulfanyl-1,5-dihydro-imidazol-2-one 50373-70-1 C16H12Cl2N2OS
    5,5-bis-(4-chloro-phenyl)-4-methylsulfanyl-1,5-dihydro-imidazol-2-one
    —— 5-Bromo-2.6-diphenyl-4-<1(3)-<sup>15</sup>N>pyrimidon 40832-42-6 C16H11BrN2O
    5-Bromo-2.6-diphenyl-4-<1(3)-<sup>15</sup>N>pyrimidon
    —— 5-(4-acetoxy-phenyl)-1-acetyl-imidazolidine-2,4-dione 55822-90-7 C13H12N2O5
    5-(4-acetoxy-phenyl)-1-acetyl-imidazolidine-2,4-dione
    —— 5-(7-methyl-1,4-dioxa-spiro[4.5]dec-7-en-8-yl)-pent-2-yn-1-ol 52290-11-6 C14H20O3
    5-(7-methyl-1,4-dioxa-spiro[4.5]dec-7-en-8-yl)-pent-2-yn-1-ol
    —— (5aR,10bR)-3-ethyl-9-[(3-methoxyphenyl)sulfonyl]-6-methyl-1,2,3,4,5,5a,6,10b-octahydroazepino[4,5-b]indole 445376-33-0 C22H28N2O3S
    (5aR,10bR)-3-ethyl-9-[(3-methoxyphenyl)sulfonyl]-6-methyl-1,2,3,4,5,5a,6,10b-octahydroazepino[4,5-b]indole
    —— {5-[5-(3-chloro-4-phenoxyphenyl)-1,2,4-oxadiazol-3-yl]-4-ethyl-2-thienyl}methanol 913828-99-6 C21H17ClN2O3S
    {5-[5-(3-chloro-4-phenoxyphenyl)-1,2,4-oxadiazol-3-yl]-4-ethyl-2-thienyl}methanol
    —— (5R)-2,5-dibenzyl-4,5-dihydro-1H-imidazole 74822-73-4 C17H18N2
    (5R)-2,5-dibenzyl-4,5-dihydro-1H-imidazole
    —— (5-(5-(4-(2-butylphenoxy)phenyl)-1,2,4-oxadiazol-3-yl)-4-ethylthiophen-2-yl)methanol 1374690-48-8 C25H26N2O3S
    (5-(5-(4-(2-butylphenoxy)phenyl)-1,2,4-oxadiazol-3-yl)-4-ethylthiophen-2-yl)methanol
    —— 5-(2-acetylamino-thiazol-4-yl)-<i>N</i>-(4-bromo-phenyl)-2-methyl-benzenesulfonamide 73035-02-6 C18H16BrN3O3S2
    5-(2-acetylamino-thiazol-4-yl)-<i>N</i>-(4-bromo-phenyl)-2-methyl-benzenesulfonamide
    —— 5-Nitro-2-thiocyanato-benzoesaeure 25802-68-0 C8H4N2O4S
    5-Nitro-2-thiocyanato-benzoesaeure
    —— 5-(3-benzylisoxazol-5-yl)-2-fluorobenzonitrile 1093307-46-0 C17H11FN2O
    5-(3-benzylisoxazol-5-yl)-2-fluorobenzonitrile
    —— 5-(2,2,2-trifluoroethoxy)-14-oxa-2,4,6,8,17,21,30-heptazatetracyclo[21.2.2.210,13.13,7]triaconta-1(25),3,5,7(30),10(29),11,13(28),23,26-nonaen-22-one 1373163-32-6 C24H26F3N7O3
    5-(2,2,2-trifluoroethoxy)-14-oxa-2,4,6,8,17,21,30-heptazatetracyclo[21.2.2.210,13.13,7]triaconta-1(25),3,5,7(30),10(29),11,13(28),23,26-nonaen-22-one
    —— 5-amino-6-hydroxy-[1,4]naphthoquinone 103027-89-0 C10H7NO3
    5-amino-6-hydroxy-[1,4]naphthoquinone
    —— 5-(2,6-dichloro-benzyloxymethyl)-3-trichloromethylsulfanyl-3<i>H</i>-[1,3,4]oxadiazol-2-one 3950-24-1 C11H7Cl5N2O3S
    5-(2,6-dichloro-benzyloxymethyl)-3-trichloromethylsulfanyl-3<i>H</i>-[1,3,4]oxadiazol-2-one
    —— 5-cyano-2,6-dimethyl-4-(2-nitro-phenyl)-1,4-dihydro-pyridine-3-carboxylic acid 2-morpholin-4-yl-ethyl ester 67525-84-2 C21H24N4O5
    5-cyano-2,6-dimethyl-4-(2-nitro-phenyl)-1,4-dihydro-pyridine-3-carboxylic acid 2-morpholin-4-yl-ethyl ester
    —— 5-bromo-7-fluoro-4-oxo-1,4-dihydroquinoline-2-carboxylic acid, methyl ester 144759-43-3 C11H7BrFNO3
    5-bromo-7-fluoro-4-oxo-1,4-dihydroquinoline-2-carboxylic acid, methyl ester
    —— 5,7-dimethyl-2-ethyl-3-[[4-[2-[(butyloxymethylcarbonyl)aminosulfonyl]-5-isobutyl-thien-3-yl]phenyl]methyl]imidazo[4,5-b]pyridine 151487-89-7 C31H40N4O4S2
    5,7-dimethyl-2-ethyl-3-[[4-[2-[(butyloxymethylcarbonyl)aminosulfonyl]-5-isobutyl-thien-3-yl]phenyl]methyl]imidazo[4,5-b]pyridine
    —— 5-Brom-3-brommethyl-1,1,2,2-tetrafluorcyclopentan 53690-34-9 C6H6Br2F4
    5-Brom-3-brommethyl-1,1,2,2-tetrafluorcyclopentan
    —— 5-hydroxy-1-methyl-3,5-diphenyl-1,5-dihydro-pyrazol-4-one 34764-99-3 C16H14N2O2
    5-hydroxy-1-methyl-3,5-diphenyl-1,5-dihydro-pyrazol-4-one
    —— 5-Deutero-N-methylpyrrol-2-carbonsaeure 40073-84-5 C6H7NO2
    5-Deutero-N-methylpyrrol-2-carbonsaeure
    —— 5-benzhydrylidene-2,3-diphenyl-oxazolidine-4,4-dicarboxylic acid dimethyl ester 36193-91-6 C32H27NO5
    5-benzhydrylidene-2,3-diphenyl-oxazolidine-4,4-dicarboxylic acid dimethyl ester
    —— 5-methylamino-5β-cholest-1-en-3β-ol 124853-47-0 C28H49NO
    5-methylamino-5β-cholest-1-en-3β-ol
    —— 5-butyl-nonan-3-one 40237-97-6 C13H26O
    5-butyl-nonan-3-one
    —— 5',5'-dimethyl-16,5'-dihydro-pregn-4-eno[17,16-<i>c</i>]pyrazole-3,20-dione 36129-95-0 C24H34N2O2
    5',5'-dimethyl-16,5'-dihydro-pregn-4-eno[17,16-<i>c</i>]pyrazole-3,20-dione
    —— 5-Chloro-2-[1-chloro-1-dimethylcarbamoyl-meth-(E)-ylidene]-[1,3]dithiole-4-carboxylic acid dimethylamide 54001-80-8 C10H12Cl2N2O2S2
    5-Chloro-2-[1-chloro-1-dimethylcarbamoyl-meth-(E)-ylidene]-[1,3]dithiole-4-carboxylic acid dimethylamide
    —— 5-Chlor-2-(2-cyanostyryl)-6-methylbenzoxazol 94540-19-9 C17H11ClN2O
    5-Chlor-2-(2-cyanostyryl)-6-methylbenzoxazol
    —— 5-ethyl-8-methyl-1-thia-3-aza-spiro[5.5]undecane-2,4-dione 105254-62-4 C12H19NO2S
    5-ethyl-8-methyl-1-thia-3-aza-spiro[5.5]undecane-2,4-dione
    —— (5R,7R,7aS)-7-tert-Butyldimethylsilyloxy-5-carboxytetrahydropyrrolo<1,2-c>oxazol-3-one 159142-26-4 C13H23NO5Si
    (5R,7R,7aS)-7-tert-Butyldimethylsilyloxy-5-carboxytetrahydropyrrolo<1,2-c>oxazol-3-one
    —— 5,5-Diphenyl-Δ<sup>3</sup>-1,3,4-oxadiazolin-2-on 38510-97-3 C14H10N2O2
    5,5-Diphenyl-Δ<sup>3</sup>-1,3,4-oxadiazolin-2-on
    —— 5-(2-O-Benzyl-3-methoxyphenyl)-valeriansaeure 54131-07-6 C19H22O4
    5-(2-O-Benzyl-3-methoxyphenyl)-valeriansaeure
    —— 5-methoxy-2,2,3,3,7-pentamethyl-1,4,6-trioxa-5λ<sup>5</sup>-phospha-spiro[4.4]non-7-ene 59891-80-4 C11H21O4P
    5-methoxy-2,2,3,3,7-pentamethyl-1,4,6-trioxa-5λ<sup>5</sup>-phospha-spiro[4.4]non-7-ene
    —— 5-{[1-(2-Chloro-phenyl)-meth-(E)-ylidene]-amino}-3,4-dihydro-2H-naphthalen-1-one 41823-30-7 C17H14ClNO
    5-{[1-(2-Chloro-phenyl)-meth-(E)-ylidene]-amino}-3,4-dihydro-2H-naphthalen-1-one
    —— 5,3'-Dichlor-4-nitrodiphenylamin-2-carbonsaeure 43052-21-7 C13H8Cl2N2O4
    5,3'-Dichlor-4-nitrodiphenylamin-2-carbonsaeure
    —— 5-benzoyloxymethyl-pyridine-3-carbaldehyde 42519-69-7 C14H11NO3
    5-benzoyloxymethyl-pyridine-3-carbaldehyde
    —— 5,6-bis-hydroxymethyl-1,3,4,7-tetraphenyl-isobenzofuran 51870-10-1 C34H26O3
    5,6-bis-hydroxymethyl-1,3,4,7-tetraphenyl-isobenzofuran
    —— 5-(4'-Pyridyl)-1,2,4-triazol-3-formyl-1'-oxid 42786-71-0 C8H6N4O2
    5-(4'-Pyridyl)-1,2,4-triazol-3-formyl-1'-oxid
    —— 5-(7a-Hydroxy-2-oxo-octahydro-benzofuran-3-yl)-pentanoic acid 55311-17-6 C13H20O5
    5-(7a-Hydroxy-2-oxo-octahydro-benzofuran-3-yl)-pentanoic acid
    —— 5-(4-Isopropyl-phenylmercapto)-exo-2-methoxycarbonyl-bicyclo<2.2.1>heptan 51834-28-7 C18H24O2S
    5-(4-Isopropyl-phenylmercapto)-exo-2-methoxycarbonyl-bicyclo<2.2.1>heptan
    —— 5-[Bis-(2-hydroxy-ethyl)-amino]-4-chloro-2-phenyl-2H-pyridazin-3-one 66597-66-8 C14H16ClN3O3
    5-[Bis-(2-hydroxy-ethyl)-amino]-4-chloro-2-phenyl-2H-pyridazin-3-one
    —— 5-(6-Bromo-5-hydroxy-2-methyl-1H-indol-3-yl)-3H-[1,3,4]oxadiazole-2-thione 77811-35-9 C11H8BrN3O2S
    5-(6-Bromo-5-hydroxy-2-methyl-1H-indol-3-yl)-3H-[1,3,4]oxadiazole-2-thione
    —— [5-(4-fluoro-anilino)-1<i>H</i>-[1,2,3]triazol-4-yl]-phosphonic acid diethyl ester 49749-53-3 C12H16FN4O3P
    [5-(4-fluoro-anilino)-1<i>H</i>-[1,2,3]triazol-4-yl]-phosphonic acid diethyl ester
    —— 5-(2-Adamantan-1-yl-ethyl)-2-bicyclo[2.2.2]oct-1-yl-1H-imidazole-4-carboxylic acid 869997-34-2 C24H34N2O2
    5-(2-Adamantan-1-yl-ethyl)-2-bicyclo[2.2.2]oct-1-yl-1H-imidazole-4-carboxylic acid
    —— 5-(1,2-O-isopropylidene-α-D-xylo-tetrafuranos-4-yl)-3-(2,4,6-trimethylphenyl)-2-isoxazoline 118226-54-3 C19H25NO5
    5-(1,2-O-isopropylidene-α-D-xylo-tetrafuranos-4-yl)-3-(2,4,6-trimethylphenyl)-2-isoxazoline
    —— 5-(2-acetylamino-thiazol-4-yl)-<i>N</i>-(3-methoxy-phenyl)-2-methyl-benzenesulfonamide 73034-99-8 C19H19N3O4S2
    5-(2-acetylamino-thiazol-4-yl)-<i>N</i>-(3-methoxy-phenyl)-2-methyl-benzenesulfonamide
    —— 5-O-(tert-butyldimethylsilyl)-3-C-cyano-3-deoxy-1,2-O-isopropylidene-α-D-ribo-pentofuranose 118222-12-1 C15H27NO4Si
    5-O-(tert-butyldimethylsilyl)-3-C-cyano-3-deoxy-1,2-O-isopropylidene-α-D-ribo-pentofuranose
    —— 5,5-bis(iodomethyl)spirohexane 173203-65-1 C8H12I2
    5,5-bis(iodomethyl)spirohexane
    —— 5-amino-9-dimethylamino-7-phenyl-benzo[<i>a</i>]phenazinium; chloride 52435-49-1 C24H21N4*Cl
    5-amino-9-dimethylamino-7-phenyl-benzo[<i>a</i>]phenazinium; chloride
    —— 5-cyclohex-1-enyl-pent-2-en-4-ynoic acid 99865-20-0 C11H12O2
    5-cyclohex-1-enyl-pent-2-en-4-ynoic acid
    —— (5-bromo-2-carboxy-indol-3-ylmethyl)-malonic acid 854847-32-8 C13H10BrNO6
    (5-bromo-2-carboxy-indol-3-ylmethyl)-malonic acid