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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,10-dibromo-2,7-bis(triisopropylsilyl)naphtho[1,2-b:5,6-b']difuran 1403834-49-0 C32H46Br2O2Si2
    5,10-dibromo-2,7-bis(triisopropylsilyl)naphtho[1,2-b:5,6-b']difuran
    —— 5-isopropyl-2-methyl-7-<(4-propylphenyl)oxy>hepta-2,5-dien-1-ol 123499-17-2 C20H30O2
    5-isopropyl-2-methyl-7-<(4-propylphenyl)oxy>hepta-2,5-dien-1-ol
    —— 5-(4-Amino-3-chloro-9,10-dioxo-9,10-dihydro-anthracen-1-ylamino)-2-methyl-benzenesulfonyl chloride 76848-86-7 C21H14Cl2N2O4S
    5-(4-Amino-3-chloro-9,10-dioxo-9,10-dihydro-anthracen-1-ylamino)-2-methyl-benzenesulfonyl chloride
    —— (5'R)-3'-O-(tert-butyldiphenylsilyl)-5'-C-(tert-butyldimethylsilyloxyethyl)-2'-O-methyluridine 1372710-65-0 C34H50N2O7Si2
    (5'R)-3'-O-(tert-butyldiphenylsilyl)-5'-C-(tert-butyldimethylsilyloxyethyl)-2'-O-methyluridine
    —— 5-(hex-5'-enyl)-3-methoxycarbonyl-2-methyl-4,5-dihydrofuran 136808-80-5 C13H20O3
    5-(hex-5'-enyl)-3-methoxycarbonyl-2-methyl-4,5-dihydrofuran
    —— 5-(p-ethoxyphenyl)imino-3-(p-tolyl)imino-1,2,4-thiadiazolidine 117397-97-4 C17H18N4OS
    5-(p-ethoxyphenyl)imino-3-(p-tolyl)imino-1,2,4-thiadiazolidine
    —— 5-methyl-3'-(1,3-benzothiazol-2-yl)-spiro-[3H-indole-3,2'-thiazolidine]-2,4'-(1H)-dione 1320357-57-0 C18H13N3O2S2
    5-methyl-3'-(1,3-benzothiazol-2-yl)-spiro-[3H-indole-3,2'-thiazolidine]-2,4'-(1H)-dione
    —— 5,7-Dihydroxy-3,5,8-trimethyl-decahydro-azuleno[6,5-b]furan-2-one 30864-88-1 C15H24O4
    5,7-Dihydroxy-3,5,8-trimethyl-decahydro-azuleno[6,5-b]furan-2-one
    —— 5-(3-methoxy-phenyl)-6-phenyl-pyrimidin-4-ylamine 25594-72-3 C17H15N3O
    5-(3-methoxy-phenyl)-6-phenyl-pyrimidin-4-ylamine
    —— 5-(4-methoxy-benzo[1,3]dioxol-5-yl)-penta-2,4-dienoic acid 33558-65-5 C13H12O5
    5-(4-methoxy-benzo[1,3]dioxol-5-yl)-penta-2,4-dienoic acid
    —— (5S,6R)-4,5-dimethyl-6-phenyl-2-morpholone 130753-28-5 C12H15NO2
    (5S,6R)-4,5-dimethyl-6-phenyl-2-morpholone
    —— 5,17-dihydroxy-6β-methyl-5α,17β<i>H</i>-pregn-20-yn-3-one 886030-36-0 C22H32O3
    5,17-dihydroxy-6β-methyl-5α,17β<i>H</i>-pregn-20-yn-3-one
    —— [5-(diethylamino)-6-(4-methylbenzoyl)cyclohex-3-en-1-yl]-(4-methylphenyl)methanone 74322-72-8 C26H31NO2
    [5-(diethylamino)-6-(4-methylbenzoyl)cyclohex-3-en-1-yl]-(4-methylphenyl)methanone
    —— 5-(isopropylsulfonyl)pyridine-2-carboxylic acid 1394031-22-1 C9H11NO4S
    5-(isopropylsulfonyl)pyridine-2-carboxylic acid
    —— 5,7-difluoro-2-[[2-fluoro-4-(1-methylpyrazol-4-yl)phenyl]methyl]-3H-isoindol-1-one 1432436-57-1 C19H14F3N3O
    5,7-difluoro-2-[[2-fluoro-4-(1-methylpyrazol-4-yl)phenyl]methyl]-3H-isoindol-1-one
    —— (5R)-5-[2-fluoro-5-[5-(1,3-thiazol-5-yl)-1,3,4-oxadiazol-2-yl]phenyl]-2,5-dimethyl-1,1-dioxo-6H-1,2,4-thiadiazin-3-amine 1603821-16-4 C16H15FN6O3S2
    (5R)-5-[2-fluoro-5-[5-(1,3-thiazol-5-yl)-1,3,4-oxadiazol-2-yl]phenyl]-2,5-dimethyl-1,1-dioxo-6H-1,2,4-thiadiazin-3-amine
    —— 5-amino-2-formylamino-benzenesulfonic acid 102169-74-4 C7H8N2O4S
    5-amino-2-formylamino-benzenesulfonic acid
    —— (5R,6S,7R)-7-(4-Methoxy-phenyl)-6-nitro-3,5-diphenyl-3,5,6,7-tetrahydro-thiopyrano[2,3-d]thiazol-2-one 73833-57-5 C25H20N2O4S2
    (5R,6S,7R)-7-(4-Methoxy-phenyl)-6-nitro-3,5-diphenyl-3,5,6,7-tetrahydro-thiopyrano[2,3-d]thiazol-2-one
    —— 5-amino-8-(2-deoxy-β-D-erythro-pentofuranosyl)pyrimido[4,5-d]pyrimidine-2,4(3H,8H)-dione 1330575-45-5 C11H13N5O5
    5-amino-8-(2-deoxy-β-D-erythro-pentofuranosyl)pyrimido[4,5-d]pyrimidine-2,4(3H,8H)-dione
    —— 5-(6-benzyl-4H-pyrrolo[2,3-d][1,3]thiazol-2-yl)pyridin-2-ylamine 1312363-59-9 C17H14N4S
    5-(6-benzyl-4H-pyrrolo[2,3-d][1,3]thiazol-2-yl)pyridin-2-ylamine
    —— {5-[4-(2-methyl-pyridin-3-yl)-benzenesulfonyl-amino]-5,6,7,8-tetrahydro-naphthalen-1-yloxy}-acetic acid 1208100-64-4 C24H24N2O5S
    {5-[4-(2-methyl-pyridin-3-yl)-benzenesulfonyl-amino]-5,6,7,8-tetrahydro-naphthalen-1-yloxy}-acetic acid
    —— 5-methyl-1-(3-nitro-phenyl)-2-oxo-2,5-dihydro-1H-pyrido[3,2-b]indole-3-carbonitrile 698396-69-9 C19H12N4O3
    5-methyl-1-(3-nitro-phenyl)-2-oxo-2,5-dihydro-1H-pyrido[3,2-b]indole-3-carbonitrile
    —— 5,10-diacetyl-(4ar,10ac)-1,2,3,4,4a,5,10,10a-octahydro-phenazine 4121-38-4 C16H20N2O2
    5,10-diacetyl-(4ar,10ac)-1,2,3,4,4a,5,10,10a-octahydro-phenazine
    —— [5-Benzyl-1,4,5-trimethyl-3,6-dioxopiperazin-(2Z)-ylidenmethyl]-thiophen-3-carbonitril 1225446-81-0 C20H19N3O2S
    [5-Benzyl-1,4,5-trimethyl-3,6-dioxopiperazin-(2Z)-ylidenmethyl]-thiophen-3-carbonitril
    —— 5-fluoro-2-[3-(3-methoxyphenyl)propioloyl]phenyl acetate 1403475-73-9 C18H13FO4
    5-fluoro-2-[3-(3-methoxyphenyl)propioloyl]phenyl acetate
    —— 5-[2-(2-hydroxy-ethoxy)-5-methyl-phenyl]-dihydro-furan-2-one 107150-68-5 C13H16O4
    5-[2-(2-hydroxy-ethoxy)-5-methyl-phenyl]-dihydro-furan-2-one
    —— 5-(3-Bromo-phenyl)-7-(4-bromo-phenyl)-4-imino-3-(2-methoxy-phenyl)-3,4-dihydro-1H-pyrido[2,3-d]pyrimidine-2-thione 693810-10-5 C26H18Br2N4OS
    5-(3-Bromo-phenyl)-7-(4-bromo-phenyl)-4-imino-3-(2-methoxy-phenyl)-3,4-dihydro-1H-pyrido[2,3-d]pyrimidine-2-thione
    —— 5-t-Butyl-N-(3,4-dichlorobenzyl)indole-2-carboxylic acid 220678-45-5 C20H19Cl2NO2
    5-t-Butyl-N-(3,4-dichlorobenzyl)indole-2-carboxylic acid
    —— 5-Ethyl-2-methyl-piperidine-1-carbothioic acid S-pyridin-3-ylmethyl ester 33061-70-0 C15H22N2OS
    5-Ethyl-2-methyl-piperidine-1-carbothioic acid S-pyridin-3-ylmethyl ester
    —— 5-bromo-3-dicyclopropylmethyl-6-methyl-1<i>H</i>-pyrimidine-2,4-dione 51043-71-1 C12H15BrN2O2
    5-bromo-3-dicyclopropylmethyl-6-methyl-1<i>H</i>-pyrimidine-2,4-dione
    —— 5-hydroxy-7-(2-thienyl)-3-(trimethylsilyl)-5-[3-(trimethylsilyl)-2-propynyl]-5,6-dihydro-4H-2-benzofuranone 1392277-63-2 C21H28O3SSi2
    5-hydroxy-7-(2-thienyl)-3-(trimethylsilyl)-5-[3-(trimethylsilyl)-2-propynyl]-5,6-dihydro-4H-2-benzofuranone
    —— 5-chloroacetyl-2-phenyl-5<i>H</i>-oxazolo[4,5-<i>b</i>]phenoxazine 62879-22-5 C21H13ClN2O3
    5-chloroacetyl-2-phenyl-5<i>H</i>-oxazolo[4,5-<i>b</i>]phenoxazine
    —— [5']adenylic acid-(N-benzyloxycarbonyl-L-isoleucine)-anhydride 121969-80-0 C24H31N6O10P
    [5']adenylic acid-(N-benzyloxycarbonyl-L-isoleucine)-anhydride
    —— 5-Butylamino-4-thia-6-aza-spiro[2.4]hept-5-en-7-one 111504-31-5 C9H14N2OS
    5-Butylamino-4-thia-6-aza-spiro[2.4]hept-5-en-7-one
    —— 5-(4-Bromo-phenylamino)-4-{[(E)-4-bromo-phenylimino]-methyl}-2-chloro-1-methyl-1H-pyrrole-3-carbaldehyde 80773-23-5 C19H14Br2ClN3O
    5-(4-Bromo-phenylamino)-4-{[(E)-4-bromo-phenylimino]-methyl}-2-chloro-1-methyl-1H-pyrrole-3-carbaldehyde
    —— 5-methoxy-4H-pyran-4-one-2-carbaldoxime 56024-23-8 C7H7NO4
    5-methoxy-4H-pyran-4-one-2-carbaldoxime
    —— 5,6-Dimethyl-7-(1-methyl-2-phenylethenyl)-7H-pyrrolo<2,3-d>pyrimidin-4(3H)-on 103026-55-7 C17H17N3O
    5,6-Dimethyl-7-(1-methyl-2-phenylethenyl)-7H-pyrrolo<2,3-d>pyrimidin-4(3H)-on
    —— 5-cyano-6-(indol-3-yl)-4-(2-hydroxy-1,1-dimethylethylamino)-2-methylthiopyrimidine 124348-37-4 C18H19N5OS
    5-cyano-6-(indol-3-yl)-4-(2-hydroxy-1,1-dimethylethylamino)-2-methylthiopyrimidine
    —— 5-(2-butenyl)-2-isopropyl-2,4-dihydro-4-[[2-(1H-tetrazol-5-yl) [1,1'-biphenyl]-4'-yl]methyl]-3H-1,2,4-triazol-3-one 358686-54-1 C23H25N7O
    5-(2-butenyl)-2-isopropyl-2,4-dihydro-4-[[2-(1H-tetrazol-5-yl) [1,1'-biphenyl]-4'-yl]methyl]-3H-1,2,4-triazol-3-one
    —— {5-[4-(2-methoxy-pyridin-4-yl)-benzenesulfonyl-amino]-5,6,7,8-tetrahydro-naphthalen-1-yloxy}-acetic acid 1208100-53-1 C24H24N2O6S
    {5-[4-(2-methoxy-pyridin-4-yl)-benzenesulfonyl-amino]-5,6,7,8-tetrahydro-naphthalen-1-yloxy}-acetic acid
    —— 5-Ethyl-4-(4-methoxy-phenyl)-2-methyl-pyridine 1-oxide 36710-82-4 C15H17NO2
    5-Ethyl-4-(4-methoxy-phenyl)-2-methyl-pyridine 1-oxide
    —— 5-Cyclohexyl-6-hydroxy-pyrazine-2,3-dicarbonitrile 87735-96-4 C12H12N4O
    5-Cyclohexyl-6-hydroxy-pyrazine-2,3-dicarbonitrile
    —— 5-(3,4,6-trimethyl-2,5-diacetoxyphenyl)-2'-deoxyuridine 3',5'-diacetate 105785-99-7 C26H30N2O11
    5-(3,4,6-trimethyl-2,5-diacetoxyphenyl)-2'-deoxyuridine 3',5'-diacetate
    —— 5-methanesulfonyl-6-(4-methoxyphenyl)-1-phenyl-1H-pyrazolo[3,4-b]pyridin-4-amine 2089391-69-3 C20H18N4O3S
    5-methanesulfonyl-6-(4-methoxyphenyl)-1-phenyl-1H-pyrazolo[3,4-b]pyridin-4-amine
    —— 5-Benzyloxy-1-{8-[2-(4-dimethylamino-phenyl)-acetoxy]-octyl}-1H-indole-2-carboxylic acid methyl ester 231944-07-3 C35H42N2O5
    5-Benzyloxy-1-{8-[2-(4-dimethylamino-phenyl)-acetoxy]-octyl}-1H-indole-2-carboxylic acid methyl ester
    —— 5(4H)-Oxazolone, 2-[(8b)-6-methylergolin-8-yl]-4-(1-methylethylidene)- 88299-13-2 C21H23N3O2
    5(4H)-Oxazolone, 2-[(8b)-6-methylergolin-8-yl]-4-(1-methylethylidene)-
    —— (5-butylsulfanyl-[1,3,4]thiadiazol-2-yl)-dithiocarbamic acid methyl ester 54508-82-6 C8H13N3S4
    (5-butylsulfanyl-[1,3,4]thiadiazol-2-yl)-dithiocarbamic acid methyl ester
    —— 5-[2,2-bis-(4-dimethylamino-phenyl)-vinyl]-benzo[a]phenazine 79971-23-6 C34H30N4
    5-[2,2-bis-(4-dimethylamino-phenyl)-vinyl]-benzo[a]phenazine
    —— 5,6,7,9-tetra-O-acetyl-4,8-anhydro-1,3-dideoxy-D-glycero-L-gluco-nonulose 853269-40-6 C17H24O10
    5,6,7,9-tetra-O-acetyl-4,8-anhydro-1,3-dideoxy-D-glycero-L-gluco-nonulose
    —— 5-amino-3-ethyl-1-<i>p</i>-tolyl-1<i>H</i>-pyrazole-4-carbonitrile 51516-87-1 C13H14N4
    5-amino-3-ethyl-1-<i>p</i>-tolyl-1<i>H</i>-pyrazole-4-carbonitrile