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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Hydroxy-3-ethoxycarbonyl-6-methyl-1-isobutyl-2-phenyl-indol 19072-43-6 C22H25NO3
    5-Hydroxy-3-ethoxycarbonyl-6-methyl-1-isobutyl-2-phenyl-indol
    —— 5-guanidino-2-[5-(4-nitro-benzylidene)-4-oxo-2-thioxo-thiazolidin-3-yl]-pentanoic acid 26069-81-8 C16H17N5O5S2
    5-guanidino-2-[5-(4-nitro-benzylidene)-4-oxo-2-thioxo-thiazolidin-3-yl]-pentanoic acid
    —— (+/-)-5-Oxo-4-methyl-bornylacetat 91905-85-0 C13H20O3
    (+/-)-5-Oxo-4-methyl-bornylacetat
    —— 5-(Phenylmercaptomethyl)-3-methoxy-2H-1,2,4-triazol 21521-21-1 C10H11N3OS
    5-(Phenylmercaptomethyl)-3-methoxy-2H-1,2,4-triazol
    —— 5-(4-Oxocyclohexylidene)-valeramide 250234-96-9 C11H17NO2
    5-(4-Oxocyclohexylidene)-valeramide
    —— 5-trifluoromethyl-2-((1-(phenylsulfonyl)piperidin-3-ylidene)methyl)aniline 1422193-05-2 C19H19F3N2O2S
    5-trifluoromethyl-2-((1-(phenylsulfonyl)piperidin-3-ylidene)methyl)aniline
    —— (5S)-3-(5,6-dihydro-2H-pyran-3-yl)-7-(2-fluoro-3-pyridinyl)-1-methoxyspiro[chromeno[2,3-c]pyridine-5,4'-[1,3]oxazol]-2'-amine 1335502-11-8 C25H21FN4O4
    (5S)-3-(5,6-dihydro-2H-pyran-3-yl)-7-(2-fluoro-3-pyridinyl)-1-methoxyspiro[chromeno[2,3-c]pyridine-5,4'-[1,3]oxazol]-2'-amine
    —— 5-[[5-chloro-1-[(2,3-dihydro-benzo[1,4]dioxin-6-yl)sulfonyl]-1H-indol-2-yl]methyl]-furan-2-carboxylic acid 1274940-69-0 C22H16ClNO7S
    5-[[5-chloro-1-[(2,3-dihydro-benzo[1,4]dioxin-6-yl)sulfonyl]-1H-indol-2-yl]methyl]-furan-2-carboxylic acid
    —— 5-(4-Dibenzothiophen-4-ylpyrimidin-2-yl)-[1]benzothiolo[3,2-c]carbazole 1450926-45-0 C34H19N3S2
    5-(4-Dibenzothiophen-4-ylpyrimidin-2-yl)-[1]benzothiolo[3,2-c]carbazole
    —— 5,7-diethyl-3-methoxy-1-[(2'-(2-triphenylmethyl-2H-tetrazol-5-yl)biphenyl-4-yl)methyl]-1,6-naphthyridin-2(1H)-one 146720-65-2 C46H40N6O2
    5,7-diethyl-3-methoxy-1-[(2'-(2-triphenylmethyl-2H-tetrazol-5-yl)biphenyl-4-yl)methyl]-1,6-naphthyridin-2(1H)-one
    —— 5-(Bromomethyl)-3-cyano-2-(difluoromethyl)-4-pyridinecarboxylic acid 1805578-62-4 C9H5BrF2N2O2
    5-(Bromomethyl)-3-cyano-2-(difluoromethyl)-4-pyridinecarboxylic acid
    —— 5-(4-Bromophenyl)-3-(2-methoxyethyl)-4-phenyl-2,4-dihydropyrrolo[3,4-c]pyrazol-6-one 1067183-80-5 C20H18BrN3O2
    5-(4-Bromophenyl)-3-(2-methoxyethyl)-4-phenyl-2,4-dihydropyrrolo[3,4-c]pyrazol-6-one
    —— 5-{5-[(4-chloro-2-fluorophenyl)(2,2,2-trifluoroethyl)amino]picolinoyl}-2-(4-methoxybenzoyl)benzoic acid 1245734-63-7 C29H19ClF4N2O5
    5-{5-[(4-chloro-2-fluorophenyl)(2,2,2-trifluoroethyl)amino]picolinoyl}-2-(4-methoxybenzoyl)benzoic acid
    —— 5-[2-(pyridin-2-yl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-3-yl]-benzo[2,1,3]thiadiazole 705262-73-3 C17H13N5S
    5-[2-(pyridin-2-yl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-3-yl]-benzo[2,1,3]thiadiazole
    —— 5,6,7,8-Tetrahydro-1,8-naphthyridin-2-amine 2375262-20-5 C8H11N3
    5,6,7,8-Tetrahydro-1,8-naphthyridin-2-amine
    —— 5-chloromethyl-3-(1-phenyl-ethyl)-[1,2,4]oxadiazole 1021436-49-6 C11H11ClN2O
    5-chloromethyl-3-(1-phenyl-ethyl)-[1,2,4]oxadiazole
    —— 5-[[[(1Z)-1-[3-methyl-5-oxo-1-[4-(trifluoromethyl)phenyl]pyrazol-4-ylidene]ethyl]amino]carbamoyl]-N-(pyridin-3-ylmethyl)thiophene-2-carboxamide 1026924-75-3 C25H21F3N6O3S
    5-[[[(1Z)-1-[3-methyl-5-oxo-1-[4-(trifluoromethyl)phenyl]pyrazol-4-ylidene]ethyl]amino]carbamoyl]-N-(pyridin-3-ylmethyl)thiophene-2-carboxamide
    —— 5,5'-Dimethyl-1,1'-ethylene-2,2'-bipyridinium dibromide 4150-50-9 2Br*C14H16N2
    5,5'-Dimethyl-1,1'-ethylene-2,2'-bipyridinium dibromide
    —— 5-<(1,3-dioxolan-2-yl)-methoxy>-benzimidazoline-2-thione 117013-68-0 C11H12N2O3S
    5-<(1,3-dioxolan-2-yl)-methoxy>-benzimidazoline-2-thione
    —— 5,6,8,9-tetrahydro-3,12-dimethoxy-2-hydroxy-7H-dibenz<d,f>azonin-8-one 94283-64-4 C18H19NO4
    5,6,8,9-tetrahydro-3,12-dimethoxy-2-hydroxy-7H-dibenz<d,f>azonin-8-one
    —— (5Z,7E,22E)-(1S,3R,24R)-25-[4-(1-methylethyl)phenyl)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol 198760-14-4 C36H50O3
    (5Z,7E,22E)-(1S,3R,24R)-25-[4-(1-methylethyl)phenyl)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol
    —— 5-nitro-N-(2-(pyridin-2-yl)ethyl)benzo[d]thiazol-2-amine 939795-69-4 C14H12N4O2S
    5-nitro-N-(2-(pyridin-2-yl)ethyl)benzo[d]thiazol-2-amine
    —— 5,5'-Bis-<6-methyl-pyridyl-(2)>-bi-1,2,4-triazolyl-(3,3') 19081-92-6 C16H14N8
    5,5'-Bis-<6-methyl-pyridyl-(2)>-bi-1,2,4-triazolyl-(3,3')
    —— 5-(3-Hydroxypropyl)-7,7-dimethyl-15-(2-trimethylsilylethoxymethyl)-5,11,14,15-tetrazapentacyclo[10.8.0.02,10.04,8.013,17]icosa-1(12),2,4(8),9,13,16-hexaen-6-one 925221-79-0 C27H38N4O3Si
    5-(3-Hydroxypropyl)-7,7-dimethyl-15-(2-trimethylsilylethoxymethyl)-5,11,14,15-tetrazapentacyclo[10.8.0.02,10.04,8.013,17]icosa-1(12),2,4(8),9,13,16-hexaen-6-one
    —— 5-Methyl-4-chlor-6-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyloxy)-pyrimidin 20701-09-1 C31H25ClN2O8
    5-Methyl-4-chlor-6-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyloxy)-pyrimidin
    —— 5-Amino-4,6-bis-(4-<bis-(2-hydroxy-ethyl)-amino>-anilino)-pyrimidin 18204-05-2 C24H33N7O4
    5-Amino-4,6-bis-(4-<bis-(2-hydroxy-ethyl)-amino>-anilino)-pyrimidin
    —— 5-Nitro-4,6-bis-(4-<bis-(2-hydroxy-ethyl)-amino>-anilino)-pyrimidin 18204-01-8 C24H31N7O6
    5-Nitro-4,6-bis-(4-<bis-(2-hydroxy-ethyl)-amino>-anilino)-pyrimidin
    —— 5-Methyl-4-hydroxy-1-(β-D-ribofuranosyl)-6(1H)-pyrimidinon 20701-05-7 C10H14N2O6
    5-Methyl-4-hydroxy-1-(β-D-ribofuranosyl)-6(1H)-pyrimidinon
    —— 5-Chlor-3,4-dimethyl-2-(N,N-dimethyl-imoniomethylen)-pyrrolat 19713-88-3 C9H13ClN2
    5-Chlor-3,4-dimethyl-2-(N,N-dimethyl-imoniomethylen)-pyrrolat
    —— 5-((3-fluoro-4-(6-methoxy-7-(3-(4-methylpiperazin-1-yl)propoxy)quinolin-4-yloxy)phenylamino)methylene)-1-(2-(trifluoromethyl)phenyl)pyrimidine-2,4,6-trione 1566577-89-6 C36H34F4N6O6
    5-((3-fluoro-4-(6-methoxy-7-(3-(4-methylpiperazin-1-yl)propoxy)quinolin-4-yloxy)phenylamino)methylene)-1-(2-(trifluoromethyl)phenyl)pyrimidine-2,4,6-trione
    —— 5-((3-fluoro-4-(6-methoxy-7-(3-(4-methylpiperidin-1-yl)propoxy)quinolin-4-yloxy)phenylamino)methylene)-1-p-tolylpyrimidine-2,4,6-trione 1566577-60-3 C37H38FN5O6
    5-((3-fluoro-4-(6-methoxy-7-(3-(4-methylpiperidin-1-yl)propoxy)quinolin-4-yloxy)phenylamino)methylene)-1-p-tolylpyrimidine-2,4,6-trione
    —— 5-(benzyloxymethyl)-2,2,3,3,8,8,9,9-octamethyl-4,7-dioxa-3,8-disiladecane 108670-85-5 C22H42O3Si2
    5-(benzyloxymethyl)-2,2,3,3,8,8,9,9-octamethyl-4,7-dioxa-3,8-disiladecane
    —— <5-Carboxy-2-methyl-phenyl>-phenyl-sulfon 2548-27-8 C14H12O4S
    <5-Carboxy-2-methyl-phenyl>-phenyl-sulfon
    —— 5-O-acetyl-2-[O-(2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl)]-3,4-di-O-benzyl-L-arabinose 853734-16-4 C33H40O13
    5-O-acetyl-2-[O-(2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl)]-3,4-di-O-benzyl-L-arabinose
    —— 5-N-(n-Pentyl)-2-benzenesulphonyl-3-phenyl-L-glutamine 92410-55-4 C22H28N2O5S
    5-N-(n-Pentyl)-2-benzenesulphonyl-3-phenyl-L-glutamine
    —— 5-Phenyl-10-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-14,21-diazapentacyclo[12.7.0.02,7.08,13.015,20]henicosa-1(21),2(7),3,5,8(13),9,11,15,17,19-decaene 1228267-58-0 C31H27BN2O2
    5-Phenyl-10-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-14,21-diazapentacyclo[12.7.0.02,7.08,13.015,20]henicosa-1(21),2(7),3,5,8(13),9,11,15,17,19-decaene
    —— 5-{[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-4-(4-imidazo[1,5-a]pyridin-5-ylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one 1332331-28-8 C24H24N6O2
    5-{[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-4-(4-imidazo[1,5-a]pyridin-5-ylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— 5-[5-oxo-8-(4-pyrimidin-4-yloxyphenyl)-7-thioxo-6,8-diazaspiro[3.4]octan-6-yl]-3-(trifluoromethyl)pyridine-2-carbonitrile 1332390-85-8 C23H15F3N6O2S
    5-[5-oxo-8-(4-pyrimidin-4-yloxyphenyl)-7-thioxo-6,8-diazaspiro[3.4]octan-6-yl]-3-(trifluoromethyl)pyridine-2-carbonitrile
    —— 5-fluoro-8-chloro-2H-chromene 457628-20-5 C9H6ClFO
    5-fluoro-8-chloro-2H-chromene
    —— 5-Ethyl-5-methyl-2-o-tolyl-cyclohexane-1,3-dione 68429-07-2 C16H20O2
    5-Ethyl-5-methyl-2-o-tolyl-cyclohexane-1,3-dione
    —— 5-(2,4,6-triphenyl-N-pyridinio)tropolonate 134293-59-7 C30H21NO2
    5-(2,4,6-triphenyl-N-pyridinio)tropolonate
    —— 5-Hydroxy-2-iodo-N-phenyl-benzamide 19503-70-9 C13H10INO2
    5-Hydroxy-2-iodo-N-phenyl-benzamide
    —— 5,6,10,11-Tetrahydro-azepino<1,2-a>chinolin-tetracarbonsaeure-(7,8,9,11)-tetramethylester 17261-03-9 C22H23NO8
    5,6,10,11-Tetrahydro-azepino<1,2-a>chinolin-tetracarbonsaeure-(7,8,9,11)-tetramethylester
    —— 5-Oxo-N-(phthalimidoacetyl)-pyrrolidincarbonsaeure-(2) 17080-31-8 C15H12N2O6
    5-Oxo-N-(phthalimidoacetyl)-pyrrolidincarbonsaeure-(2)
    —— <5-Butyrylamino-3-butyrylaminomethyl-2,4,6-triiod-benzoyloxy>-essigsaeure 7743-36-4 C18H21I3N2O6
    <5-Butyrylamino-3-butyrylaminomethyl-2,4,6-triiod-benzoyloxy>-essigsaeure
    —— 5-Methoxy-3-ethoxycarbonyl-6-methyl-1-isobutyl-2-phenyl-indol 19072-47-0 C23H27NO3
    5-Methoxy-3-ethoxycarbonyl-6-methyl-1-isobutyl-2-phenyl-indol
    —— 5-(N-2-hydroxyethyl-N-hydroxyacetyl-amino)-2,4,6-triiodo-bis-(2,3-dihydroxypropyl)isophthalate 120396-61-4 C18H22I3NO11
    5-(N-2-hydroxyethyl-N-hydroxyacetyl-amino)-2,4,6-triiodo-bis-(2,3-dihydroxypropyl)isophthalate
    —— 5-(p-chlorophenyl)-2,3,5,6-tetrahydro-1H-imidazo[1,2-a]imidazole hydrochloride 53361-32-3 C11H12ClN3*ClH
    5-(p-chlorophenyl)-2,3,5,6-tetrahydro-1H-imidazo[1,2-a]imidazole hydrochloride
    —— {5-[2-(6-ethoxy-3-ethyl-3<i>H</i>-benzooxazol-2-ylidene)-ethylidene]-3-heptyl-4,4'-dioxo-2'-thioxo-dihydro-[2,5']bithiazolyliden-3'-yl}-acetic acid 33008-55-8 C28H33N3O6S3
    {5-[2-(6-ethoxy-3-ethyl-3<i>H</i>-benzooxazol-2-ylidene)-ethylidene]-3-heptyl-4,4'-dioxo-2'-thioxo-dihydro-[2,5']bithiazolyliden-3'-yl}-acetic acid
    —— 5-(2-Naphthylamino)acenaphthen 36762-25-1 C22H17N
    5-(2-Naphthylamino)acenaphthen