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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Methyl-2-(3-methyl-butylamino)-benzo[d][1,3]oxazin-4-one 123101-94-0 C14H18N2O2
    5-Methyl-2-(3-methyl-butylamino)-benzo[d][1,3]oxazin-4-one
    —— 5-(p-Toluolsulfonyloxy)-1,2,3,4-tetrahydrochinolin 72995-18-7 C16H17NO3S
    5-(p-Toluolsulfonyloxy)-1,2,3,4-tetrahydrochinolin
    —— 5-Methoxymethoxyquinoline 479252-65-8 C11H11NO2
    5-Methoxymethoxyquinoline
    —— 5-(t-butoxydimethylsiloxy)quinoline 258533-04-9 C15H21NOSi
    5-(t-butoxydimethylsiloxy)quinoline
    —— 5-hydroxylquinoline N-oxide 188530-04-3 C9H7NO2
    5-hydroxylquinoline N-oxide
    —— 5-(t-butoxydimethylsiloxy)-1-chloroacetyl-1,2,3,4-tetrahydroquinoline 258533-10-7 C17H26ClNO2Si
    5-(t-butoxydimethylsiloxy)-1-chloroacetyl-1,2,3,4-tetrahydroquinoline
    —— 5-Azido-4-phenyl-1H-[1,2,3]triazole 205942-84-3 C8H6N6
    5-Azido-4-phenyl-1H-[1,2,3]triazole
    —— 5-[3-[4-(4-Hydroxycyclohexyl)hexan-3-yl]cyclopentyl]pyran-2-one 60775-74-8 C22H34O3
    5-[3-[4-(4-Hydroxycyclohexyl)hexan-3-yl]cyclopentyl]pyran-2-one
    —— 5-[3-(4-(6,11-dihydrodibenzo[b,e]oxepine-11-yl)piperazine-1-yl)-2-hydroxypropoxy]quinoline 129716-49-0 C30H31N3O3
    5-[3-(4-(6,11-dihydrodibenzo[b,e]oxepine-11-yl)piperazine-1-yl)-2-hydroxypropoxy]quinoline
    —— <(5-Chloro-3-(2-hydroxyphenyl)-4-oxo-4H-1-benzopyran-7-yl)oxy>acetic acid 112953-69-2 C17H11ClO6
    <(5-Chloro-3-(2-hydroxyphenyl)-4-oxo-4H-1-benzopyran-7-yl)oxy>acetic acid
    —— 5-Methoxy-2-(2-thiazolylazo)-phenol 15574-54-6 C10H9N3O2S
    5-Methoxy-2-(2-thiazolylazo)-phenol
    —— 5-(2-Amino-6-ethoxypurin-9-yl)-2-(hydroxymethyl)oxolan-3-ol 50704-46-6 C12H17N5O4
    5-(2-Amino-6-ethoxypurin-9-yl)-2-(hydroxymethyl)oxolan-3-ol
    —— 5-bromo-3-C-(3-butenyl)-5-deoxy-1,2-O-isopropylidene-α-D-ribofuranose 156311-54-5 C12H19BrO4
    5-bromo-3-C-(3-butenyl)-5-deoxy-1,2-O-isopropylidene-α-D-ribofuranose
    —— 5,5-Dimethyl-4-methylen-2-phenylen-2-oxazolin 28741-23-3 C12H13NO
    5,5-Dimethyl-4-methylen-2-phenylen-2-oxazolin
    —— 5-<4-(Dimethylamino)-2,6-xylyl>-2,2-dimethyl-4-phenyl-Δ<sup>3</sup>-1,3-oxazolin 79213-92-6 C21H26N2O
    5-<4-(Dimethylamino)-2,6-xylyl>-2,2-dimethyl-4-phenyl-Δ<sup>3</sup>-1,3-oxazolin
    —— 5-nitro-6-methoxy-2-vinylnaphthalene 748801-49-2 C13H11NO3
    5-nitro-6-methoxy-2-vinylnaphthalene
    —— 5,6,11,12-tetramethyl-5,6,11,12-tetrahydro-indolo[3,2-<i>b</i>]carbazole 29124-12-7 C22H22N2
    5,6,11,12-tetramethyl-5,6,11,12-tetrahydro-indolo[3,2-<i>b</i>]carbazole
    —— 5,5'-dinitro-2H,2'H-4,4'-bi-(1,2,3-triazole) —— C4H2N8O4
    5,5'-dinitro-2H,2'H-4,4'-bi-(1,2,3-triazole)
    —— 5-methyl-2-(2',3',5'-tri-O-benzoyl-β-D-ribofuranosyl)-1,2-benzisothiazol-3-one 151837-91-1 C34H27NO8S
    5-methyl-2-(2',3',5'-tri-O-benzoyl-β-D-ribofuranosyl)-1,2-benzisothiazol-3-one
    —— 5-methyl-2-(β-D-ribofuranosyl)-1,2-benzisothiazol-3-one 151837-92-2 C13H15NO5S
    5-methyl-2-(β-D-ribofuranosyl)-1,2-benzisothiazol-3-one
    —— (+/-)-5-cis-Benzyl-1-[3-(3H-imidazol-4-yl)-propyl]-cis-octahydro-indole 338970-78-8 C21H29N3
    (+/-)-5-cis-Benzyl-1-[3-(3H-imidazol-4-yl)-propyl]-cis-octahydro-indole
    —— 5-(2,2-dimethyl-(4R)-1,3-dioxolan-4-yl)-6'-methoxy-2,2-dimethyl-(3'R,3aR,5R,6R,6'R,6aR)-spiro[perhydrofuro[2,3-d][1,3]-dioxole-6,2'-(6'H-pyran)]-3'-ol 221160-39-0 C17H26O8
    5-(2,2-dimethyl-(4R)-1,3-dioxolan-4-yl)-6'-methoxy-2,2-dimethyl-(3'R,3aR,5R,6R,6'R,6aR)-spiro[perhydrofuro[2,3-d][1,3]-dioxole-6,2'-(6'H-pyran)]-3'-ol
    —— (5-Biphenyl-2-yl-[1,3,4]thiadiazol-2-yl)-hydrazine 104070-56-6 C14H12N4S
    (5-Biphenyl-2-yl-[1,3,4]thiadiazol-2-yl)-hydrazine
    —— 5,6-Dihydro-2-propyl-4H-1,3-dioxocin 127441-09-2 C9H16O2
    5,6-Dihydro-2-propyl-4H-1,3-dioxocin
    —— 5-[(2-Hydroxyethyl)amino]-2,4-dinitrobenzamide 61837-24-9 C9H10N4O6
    5-[(2-Hydroxyethyl)amino]-2,4-dinitrobenzamide
    —— 5-(6-Cyclohexyl-hexylsulfanyl)-2,3-dimethoxy-[1,4]benzoquinone 64101-96-8 C20H30O4S
    5-(6-Cyclohexyl-hexylsulfanyl)-2,3-dimethoxy-[1,4]benzoquinone
    —— 5-(Dibromomethylidene)-4-oxatricyclo[5.2.1.02,6]dec-8-en-3-one 93089-82-8 C10H8Br2O2
    5-(Dibromomethylidene)-4-oxatricyclo[5.2.1.02,6]dec-8-en-3-one
    —— 5-Hexadecylsulfanyl-2,3-dimethoxy-[1,4]benzoquinone 64101-99-1 C24H40O4S
    5-Hexadecylsulfanyl-2,3-dimethoxy-[1,4]benzoquinone
    —— [5-(2-benzyloxy-pyridin-3-yl)-3-tert-butyl-2-methoxy-phenyl]-acetaldehyde 1206774-74-4 C25H27NO3
    [5-(2-benzyloxy-pyridin-3-yl)-3-tert-butyl-2-methoxy-phenyl]-acetaldehyde
    —— 5-ethenyl-6-[ethyl(methylsulfonyl)amino]-2-(4-fluorophenyl)-N-methyl-2H-indazole-3-carboxamide 1373840-29-9 C20H21FN4O3S
    5-ethenyl-6-[ethyl(methylsulfonyl)amino]-2-(4-fluorophenyl)-N-methyl-2H-indazole-3-carboxamide
    —— 5-phenylselenonon-4-yn-3-one 1006718-98-4 C15H18OSe
    5-phenylselenonon-4-yn-3-one
    —— 5-(2,2-dimethyl-(4R)-1,3-dioxolan-4-yl)-6'-methoxy-2,2-dimethyl-(3'R,3aR,5R,6R,6'S,6aR)-spiro[perhydrofuro[2,3-d][1,3]-dioxole-6,2'-(6'H-pyran)]-3'-ol 221160-19-6 C17H26O8
    5-(2,2-dimethyl-(4R)-1,3-dioxolan-4-yl)-6'-methoxy-2,2-dimethyl-(3'R,3aR,5R,6R,6'S,6aR)-spiro[perhydrofuro[2,3-d][1,3]-dioxole-6,2'-(6'H-pyran)]-3'-ol
    —— 5-Methyl-4-nitroso-1,2-dihydropyrazol-3-one 6386-15-8 C4H5N3O2
    5-Methyl-4-nitroso-1,2-dihydropyrazol-3-one
    —— 5-Methoxy-2,7-dimethyl-1,3-benzoxazole 500877-06-5 C10H11NO2
    5-Methoxy-2,7-dimethyl-1,3-benzoxazole
    —— 5-(N-benzoylthiocarbamoyl)-5H-dibenz [b, f] azepine 62848-10-6 C22H16N2OS
    5-(N-benzoylthiocarbamoyl)-5H-dibenz [b, f] azepine
    —— (5R)-2-methyl-5-(2-methyloxiran-2-yl)-1-[(trimethylsilyl)oxy]cyclohex-2-ene 383877-48-3 C13H24O2Si
    (5R)-2-methyl-5-(2-methyloxiran-2-yl)-1-[(trimethylsilyl)oxy]cyclohex-2-ene
    —— 5-O-ethoxycarbonyl-1,2-O-isopropylidene-3-nitromethyl-6-O-p-toluenesulfonyl-α-D-allofuranose 608525-47-9 C20H27NO12S
    5-O-ethoxycarbonyl-1,2-O-isopropylidene-3-nitromethyl-6-O-p-toluenesulfonyl-α-D-allofuranose
    —— 5-Benzyl-3-[1-hydroxyamino-eth-(Z)-ylidene]-pyrrolidine-2,4-dione 59905-07-6 C13H14N2O3
    5-Benzyl-3-[1-hydroxyamino-eth-(Z)-ylidene]-pyrrolidine-2,4-dione
    —— 5-(2-cyclopentylethoxy)-3-(3-oxo-2-isopropyl-2,3-dihydropyridazin-6-yl)-2-phenylpyrazolo[1,5-a]pyridine 403490-67-5 C27H30N4O2
    5-(2-cyclopentylethoxy)-3-(3-oxo-2-isopropyl-2,3-dihydropyridazin-6-yl)-2-phenylpyrazolo[1,5-a]pyridine
    —— 5-(2-chlorophenyl)-2-(1-phenethylhydrazino)-1,3,4-thiadiazole 104070-69-1 C16H15ClN4S
    5-(2-chlorophenyl)-2-(1-phenethylhydrazino)-1,3,4-thiadiazole
    —— 5-ethoxy-3-methyl-1-(2-nitrophenyl)pyrazole 77484-56-1 C12H13N3O3
    5-ethoxy-3-methyl-1-(2-nitrophenyl)pyrazole
    —— 5-Fluoro-1-(5-oxo-pyrrolidin-2-yl)-1H-pyrimidine-2,4-dione 74991-05-2 C8H8FN3O3
    5-Fluoro-1-(5-oxo-pyrrolidin-2-yl)-1H-pyrimidine-2,4-dione
    —— 5-Fluoro-1-(4-hydroxy-1-methoxy-butyl)-1H-pyrimidine-2,4-dione 72157-15-4 C9H13FN2O4
    5-Fluoro-1-(4-hydroxy-1-methoxy-butyl)-1H-pyrimidine-2,4-dione
    —— 5-(Naphthalen-1-yldiazenyl)pyrimidine-2,4,6-triamine 32524-43-9 C14H13N7
    5-(Naphthalen-1-yldiazenyl)pyrimidine-2,4,6-triamine
    —— 5,9,14-Trimethyl-3,11,15-trioxapentacyclo[7.6.0.01,14.02,6.010,12]pentadecane-4,13-dione 59444-49-4 C15H18O5
    5,9,14-Trimethyl-3,11,15-trioxapentacyclo[7.6.0.01,14.02,6.010,12]pentadecane-4,13-dione
    —— 5-(aziridin-1-yl)-N-[4-[2-chloropropyl(ethyl)amino]phenyl]-2,4-dinitrobenzamide 32869-13-9 C20H22ClN5O5
    5-(aziridin-1-yl)-N-[4-[2-chloropropyl(ethyl)amino]phenyl]-2,4-dinitrobenzamide
    —— 5-(Aziridin-1-yl)-2,4-dinitrobenzonitrile 27141-71-5 C9H6N4O4
    5-(Aziridin-1-yl)-2,4-dinitrobenzonitrile
    —— 5,8-di-<i>tert</i>-butyl-furo[2',3':4,5]pyrrolo[1,2-<i>d</i>]tetrazol-6-one 41675-65-4 C14H18N4O2
    5,8-di-<i>tert</i>-butyl-furo[2',3':4,5]pyrrolo[1,2-<i>d</i>]tetrazol-6-one
    —— 5-fluoro-1-[N-(methoxycarbonyl)-2-pyrrolidinyl]uracil 1240403-55-7 C10H12FN3O4
    5-fluoro-1-[N-(methoxycarbonyl)-2-pyrrolidinyl]uracil
    —— 5-(p-carboxyphenylazo)-6-aminouracil 415709-80-7 C11H9N5O4
    5-(p-carboxyphenylazo)-6-aminouracil