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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Phenoxyamyl-isopropylsulfid 40677-03-0 C14H22OS
    5-Phenoxyamyl-isopropylsulfid
    —— (5-methyl-[1,2,4]oxadiazol-3-yl)-(4-nitro-phenylhydrazono)-acetic acid ethyl ester 2801-64-1 C13H13N5O5
    (5-methyl-[1,2,4]oxadiazol-3-yl)-(4-nitro-phenylhydrazono)-acetic acid ethyl ester
    —— 5-bromo-2-hydroxy-3,4,6-trimethoxyacetophenone 91335-62-5 C11H13BrO5
    5-bromo-2-hydroxy-3,4,6-trimethoxyacetophenone
    —— ((5R,8R,9S,10S,13S,14S,17R)-17-Hydroxy-10,13-dimethyl-3-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-oxo-acetaldehyde 98086-79-4 C21H30O4
    ((5R,8R,9S,10S,13S,14S,17R)-17-Hydroxy-10,13-dimethyl-3-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-oxo-acetaldehyde
    —— 5-[1-(3-bromophenyl)-2-nitroethyl]-1-mesityl-1,2,3,4-tetrahydropyridine 1429754-76-6 C22H25BrN2O2
    5-[1-(3-bromophenyl)-2-nitroethyl]-1-mesityl-1,2,3,4-tetrahydropyridine
    —— 5α-cholest-2-ene-19-carboxylic acid 89327-82-2 C28H46O2
    5α-cholest-2-ene-19-carboxylic acid
    —— {5-[8-(6-Ethoxycarbonylamino-hexanoylamino)-octylcarbamoyl]-pentyl}-carbamic acid ethyl ester 135980-29-9 C26H50N4O6
    {5-[8-(6-Ethoxycarbonylamino-hexanoylamino)-octylcarbamoyl]-pentyl}-carbamic acid ethyl ester
    —— 5-(2-amino-thiazol-4-yl)-<i>N</i>-(3-methoxy-phenyl)-2-methyl-benzenesulfonamide 73035-10-6 C17H17N3O3S2
    5-(2-amino-thiazol-4-yl)-<i>N</i>-(3-methoxy-phenyl)-2-methyl-benzenesulfonamide
    —— (5,15-bis(2,6-dimethoxyphenyl)-10-[2-[(trimethylsilyl)ethynyl]phenyl]porphyrinato)zinc 573658-54-5 C47H40N4O4SiZn
    (5,15-bis(2,6-dimethoxyphenyl)-10-[2-[(trimethylsilyl)ethynyl]phenyl]porphyrinato)zinc
    —— (5S)-5-(2,2-difluoropropyl)-2,2-bis(trifluoromethyl)-5-methyl-1,3-dioxolan-4-one 774603-50-8 C9H8F8O3
    (5S)-5-(2,2-difluoropropyl)-2,2-bis(trifluoromethyl)-5-methyl-1,3-dioxolan-4-one
    —— 5,5-dimethoxy-5-phenyl-4-propyl-4,5-dihydro-5λ5-[1,2,5]oxazaphosphole 2-oxide 66055-42-3 C13H20NO4P
    5,5-dimethoxy-5-phenyl-4-propyl-4,5-dihydro-5λ5-[1,2,5]oxazaphosphole 2-oxide
    —— 5'-O-(4,4'-dimethoxytrityl)-3'-O-benzoyl-(5S,6R)-5,6-dihydro-5,6-dihydroxythymidine 400649-81-2 C38H38N2O10
    5'-O-(4,4'-dimethoxytrityl)-3'-O-benzoyl-(5S,6R)-5,6-dihydro-5,6-dihydroxythymidine
    —— (5-amino-6-methoxybenzo[b]furan-2-yl)(3,4,5-trimethoxyphenyl)methanone 1338924-48-3 C19H19NO6
    (5-amino-6-methoxybenzo[b]furan-2-yl)(3,4,5-trimethoxyphenyl)methanone
    —— 5-hydroxy-4-phenylthiomethyl-exo-10-oxatricyclo<5.2.1.02,6>deca-4,8-dien-3-one 127588-18-5 C16H14O3S
    5-hydroxy-4-phenylthiomethyl-exo-10-oxatricyclo<5.2.1.02,6>deca-4,8-dien-3-one
    —— 5-[(2-Phenyl-4-thiazolyl)methoxy]-1-[[(4-methylthio)phenyl]methyl]-2-methyl-1H-indole-3-acetic acid 170562-95-5 C29H26N2O3S2
    5-[(2-Phenyl-4-thiazolyl)methoxy]-1-[[(4-methylthio)phenyl]methyl]-2-methyl-1H-indole-3-acetic acid
    —— 5-[4-(1-tert-Butoxycarbonylamino-1-methylethyl)-phenyl]-4-hydroxy-1-(tetrahydropyran-2-yl)-1H-indazole 850363-02-9 C26H33N3O4
    5-[4-(1-tert-Butoxycarbonylamino-1-methylethyl)-phenyl]-4-hydroxy-1-(tetrahydropyran-2-yl)-1H-indazole
    —— (5R,8S,9R,10S,11R,13R,14S,17S)-17-Ethyl-4,4,9,13,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthrene-5,11-diol 38513-45-0 C24H42O2
    (5R,8S,9R,10S,11R,13R,14S,17S)-17-Ethyl-4,4,9,13,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthrene-5,11-diol
    —— 5-Benzhydrylidene-2-phenyl-5a,5b-dihydro-5H-cyclopropa[cd]indene-2a,2b-dicarboxylic acid dimethyl ester 42132-60-5 C32H26O4
    5-Benzhydrylidene-2-phenyl-5a,5b-dihydro-5H-cyclopropa[cd]indene-2a,2b-dicarboxylic acid dimethyl ester
    —— 5-phenoxypentachlorocyclopentadiene 81839-04-5 C11H5Cl5O
    5-phenoxypentachlorocyclopentadiene
    —— (5<i>R</i>)-6<i>c</i>-chloromethyl-3,3-dimethyl-6<i>t</i>-(4-nitro-benzylideneamino)-7-oxo-(5<i>r</i><i>H</i>)-4-thia-1-aza-bicyclo[3.2.0]heptane-2<i>c</i>-carboxylic acid benzyl ester 40353-19-3 C23H22ClN3O5S
    (5<i>R</i>)-6<i>c</i>-chloromethyl-3,3-dimethyl-6<i>t</i>-(4-nitro-benzylideneamino)-7-oxo-(5<i>r</i><i>H</i>)-4-thia-1-aza-bicyclo[3.2.0]heptane-2<i>c</i>-carboxylic acid benzyl ester
    —— 5-Phenoxyamyl-dibutylaminomethyl-sulfid 40677-10-9 C20H35NOS
    5-Phenoxyamyl-dibutylaminomethyl-sulfid
    —— 5,5a-dimethyl-hexahydro-1,5-methano-benzo[<i>c</i>]oxepine-3,8-dione 54345-50-5 C13H18O3
    5,5a-dimethyl-hexahydro-1,5-methano-benzo[<i>c</i>]oxepine-3,8-dione
    —— 5,6,8-trimethyl-4-oxo-1,4-dihydro-cinnoline-3-carboxylic acid 36991-55-6 C12H12N2O3
    5,6,8-trimethyl-4-oxo-1,4-dihydro-cinnoline-3-carboxylic acid
    —— 5-<(pentoxysuccinyl)amino>-1,3,4-thiadiazole-2-sulfonyl chloride 129504-24-1 C11H16ClN3O5S2
    5-<(pentoxysuccinyl)amino>-1,3,4-thiadiazole-2-sulfonyl chloride
    —— 5-O-ethyl 2-O-methyl 2-methyl-4-phenyl-5H-1,3-thiazole-2,5-dicarboxylate 116233-84-2 C15H17NO4S
    5-O-ethyl 2-O-methyl 2-methyl-4-phenyl-5H-1,3-thiazole-2,5-dicarboxylate
    —— 5-hydroxy-13-phenyldibenzo<a,h>carbazole-7,12-quinone 71520-42-8 C26H15NO3
    5-hydroxy-13-phenyldibenzo<a,h>carbazole-7,12-quinone
    —— 5-(3,4,5-trimethoxybenzylideneamino)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one 1453085-04-5 C15H15N5O4
    5-(3,4,5-trimethoxybenzylideneamino)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one
    —— 5,5-difluoro-4-methyl-6-p-tolyl-5,6-dihydro-2H-pyran-2-one 1268827-02-6 C13H12F2O2
    5,5-difluoro-4-methyl-6-p-tolyl-5,6-dihydro-2H-pyran-2-one
    —— 5-(2-Phenylpyrazol-3-yl)-1,3-diazinane-2,4,6-trione 1401620-70-9 C13H10N4O3
    5-(2-Phenylpyrazol-3-yl)-1,3-diazinane-2,4,6-trione
    —— (5-Amino-1-cyclohexyl-3-methyl-1H-pyrazol-4-yl)-(2-chloro-phenyl)-methanone 91411-53-9 C17H20ClN3O
    (5-Amino-1-cyclohexyl-3-methyl-1H-pyrazol-4-yl)-(2-chloro-phenyl)-methanone
    —— 5,10,15,20,22,24-hexahydro-5,5,10,10,20,20-hexaethyl-15-methyl-15-(4-nitrophenyl)calix[4]pyrrole 1070772-45-0 C39H49N5O2
    5,10,15,20,22,24-hexahydro-5,5,10,10,20,20-hexaethyl-15-methyl-15-(4-nitrophenyl)calix[4]pyrrole
    —— (5-oxo-1-phenyl-2,5-dihydro-pyrrol-2-yl)-acetic acid methyl ester 51622-33-4 C13H13NO3
    (5-oxo-1-phenyl-2,5-dihydro-pyrrol-2-yl)-acetic acid methyl ester
    —— 5-bromo-4-chloromethyl-2-(3-methyl-4-nitro-phenyl)-thiazole 41963-32-0 C11H8BrClN2O2S
    5-bromo-4-chloromethyl-2-(3-methyl-4-nitro-phenyl)-thiazole
    —— [5-(5,5-dimethyl-[1,3]dioxan-2-yl)-furan-2-yl]-diphenyl-methanol 41835-48-7 C23H24O4
    [5-(5,5-dimethyl-[1,3]dioxan-2-yl)-furan-2-yl]-diphenyl-methanol
    —— 5-iodo-2-methyl-4-(trifluoromethyl)-1H-imidazole 868525-51-3 C5H4F3IN2
    5-iodo-2-methyl-4-(trifluoromethyl)-1H-imidazole
    —— {[5-Ethyl-3-(2-methyl-benzoyl)-thiophen-2-ylcarbamoyl]-methyl}-carbamic acid benzyl ester 50508-74-2 C24H24N2O4S
    {[5-Ethyl-3-(2-methyl-benzoyl)-thiophen-2-ylcarbamoyl]-methyl}-carbamic acid benzyl ester
    —— 5-methoxy-4-(4,6,8-trimethyl-5,6,7,8-tetrahydro-quinolin-2-yl)-benzene-1,2,3-tricarboxylic acid trimethyl ester 49616-94-6 C25H29NO7
    5-methoxy-4-(4,6,8-trimethyl-5,6,7,8-tetrahydro-quinolin-2-yl)-benzene-1,2,3-tricarboxylic acid trimethyl ester
    —— 5-Hydroximino-2-methyl-5-phenyl-pent-3-in-2-ol 52514-16-6 C12H13NO2
    5-Hydroximino-2-methyl-5-phenyl-pent-3-in-2-ol
    —— 5-bromo-3-(4-fluorophenyl)imidazo[1,2-a]pyridine-2-carboxylic acid 1355082-42-6 C14H8BrFN2O2
    5-bromo-3-(4-fluorophenyl)imidazo[1,2-a]pyridine-2-carboxylic acid
    —— 5-amino-3-oxo-1-phenyl-2,3-dihydro-1<i>H</i>-pyrazole-4-carbothioic acid fluoren-9-ylidenehydrazide 51313-44-1 C23H17N5OS
    5-amino-3-oxo-1-phenyl-2,3-dihydro-1<i>H</i>-pyrazole-4-carbothioic acid fluoren-9-ylidenehydrazide
    —— 5H-Pyrrolo[1,2-a]imidazole,5-[[[(1,1-dimethylethyl)diphenylsilyl]oxy]methyl]-6,7-dihydro-6,7-bis(phenylmethoxy)-, (5S,6S,7R)- 647017-33-2 C37H40N2O3Si
    5H-Pyrrolo[1,2-a]imidazole,5-[[[(1,1-dimethylethyl)diphenylsilyl]oxy]methyl]-6,7-dihydro-6,7-bis(phenylmethoxy)-, (5S,6S,7R)-
    —— 5,6,7,9,10-penta-O-acetyl-4,8-anhydro-1,3-dideoxy-L-threo-D-galacto-dec-2-ulose 848421-41-0 C20H28O12
    5,6,7,9,10-penta-O-acetyl-4,8-anhydro-1,3-dideoxy-L-threo-D-galacto-dec-2-ulose
    —— (5R,6R,7R)-7-Acetylamino-3-methyl-5,8-dioxo-5λ4-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 2,2,2-trichloro-ethyl ester 121464-09-3 C12H13Cl3N2O5S
    (5R,6R,7R)-7-Acetylamino-3-methyl-5,8-dioxo-5λ4-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 2,2,2-trichloro-ethyl ester
    —— 5-[3-[1-(3-fluoro-2-methoxyphenyl)-cyclopropyl]-2-hydroxy-2-trifluoromethyl-propylimino]-2-methylphthalazin-1-one 879339-34-1 C23H21F4N3O3
    5-[3-[1-(3-fluoro-2-methoxyphenyl)-cyclopropyl]-2-hydroxy-2-trifluoromethyl-propylimino]-2-methylphthalazin-1-one
    —— 5-aminopentyl 2,3,4,6-tetra-O-(N,N'-bis-Boc-N''-aminohexanoylguanidine)-β-D-galactopyranosyl-(1->4)-2,3,6-tri-O-(N,N'-bis-Boc-N''-aminohexanoylguanidine)-D-glucopyranoside 1097097-00-1 C136H236N22O46
    5-aminopentyl 2,3,4,6-tetra-O-(N,N'-bis-Boc-N''-aminohexanoylguanidine)-β-D-galactopyranosyl-(1->4)-2,3,6-tri-O-(N,N'-bis-Boc-N''-aminohexanoylguanidine)-D-glucopyranoside
    —— 5-Chloro-4-cyclohexyl-2-isopropyl-3-oxo-2,3-dihydro-[1,2,4]thiadiazol-4-ium; chloride 25961-29-9 C11H18ClN2OS*Cl
    5-Chloro-4-cyclohexyl-2-isopropyl-3-oxo-2,3-dihydro-[1,2,4]thiadiazol-4-ium; chloride
    —— (5-methylfuran-2-yl)(6-((trimethylsilyl)ethynyl)benzo[d][1,3]dioxol-5-yl)methanol 1443750-83-1 C18H20O4Si
    (5-methylfuran-2-yl)(6-((trimethylsilyl)ethynyl)benzo[d][1,3]dioxol-5-yl)methanol
    —— 5,8-Dimethoxy-3-phenyl-3a,9a-dihydro-naphtho[2,3-d]isoxazole-4,9-dione 161690-57-9 C19H15NO5
    5,8-Dimethoxy-3-phenyl-3a,9a-dihydro-naphtho[2,3-d]isoxazole-4,9-dione
    —— 5-acetoacetyl-2,3-dihydro-benzofuran-6-ol 761404-90-4 C12H12O4
    5-acetoacetyl-2,3-dihydro-benzofuran-6-ol
    —— 5-[2-chloro-6-nitro-4-(trifluoromethyl)phenoxy]-N-methanesulfonyl-2-nitrobenzamide 78068-30-1 C15H9ClF3N3O8S
    5-[2-chloro-6-nitro-4-(trifluoromethyl)phenoxy]-N-methanesulfonyl-2-nitrobenzamide