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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,5-Dimethyl-2-pyrazolin-3-yltriphenylphosphoniumbromid 32251-63-1 Br*C23H24N2P
    5,5-Dimethyl-2-pyrazolin-3-yltriphenylphosphoniumbromid
    —— 5-furan-2-yl-2,3-dihydro-imidazo[1,2-<i>c</i>]quinazoline 57623-58-2 C14H11N3O
    5-furan-2-yl-2,3-dihydro-imidazo[1,2-<i>c</i>]quinazoline
    —— 5-(2-Hydroxy-naphthyl-(1)-azo)-benzotriazol 17857-87-3 C16H11N5O
    5-(2-Hydroxy-naphthyl-(1)-azo)-benzotriazol
    —— (5-chloro-2-iodophenyl)-furan-2-ylmethylmethylamine 1272662-87-9 C12H11ClINO
    (5-chloro-2-iodophenyl)-furan-2-ylmethylmethylamine
    —— (5-s-butyl-2,2'-bipyridine)dichloropalladium(II) 109709-03-7 C14H16Cl2N2Pd
    (5-s-butyl-2,2'-bipyridine)dichloropalladium(II)
    —— 5,6,7-Trimethoxy-indolyl-3-glyoxylsaeure-amid 91807-75-9 C13H14N2O5
    5,6,7-Trimethoxy-indolyl-3-glyoxylsaeure-amid
    —— 5-Methyl-3-butyliden-cyclohex-4-en-1,2-dicarbonsaeure 92157-24-9 C13H18O4
    5-Methyl-3-butyliden-cyclohex-4-en-1,2-dicarbonsaeure
    —— 5-O-β-Glucopyranosyl-D-xylose 91423-12-0 C11H20O10
    5-O-β-Glucopyranosyl-D-xylose
    —— 5-Methoxymethyl-Δ<sup>5</sup>-pyrazolin-3.4-carbonsaeure-<N-(p-methoxy-phenyl)-imid> 794-09-2 C14H15N3O4
    5-Methoxymethyl-Δ<sup>5</sup>-pyrazolin-3.4-carbonsaeure-<N-(p-methoxy-phenyl)-imid>
    —— 5-(2-<3-Methyl-2,3-dihydro-benzothiazolyliden-(2)>-aethyliden)-1,3-diphenyl-2-thio-barbitursaeure 95953-63-2 C26H19N3O2S2
    5-(2-<3-Methyl-2,3-dihydro-benzothiazolyliden-(2)>-aethyliden)-1,3-diphenyl-2-thio-barbitursaeure
    —— [5,6-bis-(4-methoxy-phenyl)-4,5-dihydro-[1,2,4]triazin-3-yl]-phenyl-amine 54866-81-8 C23H22N4O2
    [5,6-bis-(4-methoxy-phenyl)-4,5-dihydro-[1,2,4]triazin-3-yl]-phenyl-amine
    —— 5-Chlor-7-amino-2-trifluormethyl-oxazolo<5,4-b>pyridin 30466-61-6 C7H3ClF3N3O
    5-Chlor-7-amino-2-trifluormethyl-oxazolo<5,4-b>pyridin
    —— 5-(5-chloropyridin-3-yl)-2-(pyridin-2-yl)-5,6,7,8-tetrahydro-4H-oxazolo[4,5-c]azepine 1247881-08-8 C17H15ClN4O
    5-(5-chloropyridin-3-yl)-2-(pyridin-2-yl)-5,6,7,8-tetrahydro-4H-oxazolo[4,5-c]azepine
    —— 5-(4-Methoxy-phenylmercapto)-2-p-toluidinomethyl-thiophen 104666-77-5 C19H19NOS2
    5-(4-Methoxy-phenylmercapto)-2-p-toluidinomethyl-thiophen
    —— 5-Methoxy-2-methyl-benzoic acid 1-methyl-2-oxo-propyl ester 21065-48-5 C13H16O4
    5-Methoxy-2-methyl-benzoic acid 1-methyl-2-oxo-propyl ester
    —— 5β-Hydroxy-5.7-seco-6-norcholesten-(3)-carbonsaeure-methylester-(7) 103099-03-2 C27H46O3
    5β-Hydroxy-5.7-seco-6-norcholesten-(3)-carbonsaeure-methylester-(7)
    —— 5,7-Diacetoxy-2-(4-methoxy-phenyl)-chroman 102159-49-9 C20H20O6
    5,7-Diacetoxy-2-(4-methoxy-phenyl)-chroman
    —— 5-(4-methoxy-biphenyl-3-yl)-dihydro-furan-2-one 101597-05-1 C17H16O3
    5-(4-methoxy-biphenyl-3-yl)-dihydro-furan-2-one
    —— 5-hydroxy-<i>N</i><sup>α</sup>-(3,4,5-trimethoxy-benzoyl)-tryptophan-ethyl ester 102655-10-7 C23H26N2O7
    5-hydroxy-<i>N</i><sup>α</sup>-(3,4,5-trimethoxy-benzoyl)-tryptophan-ethyl ester
    —— 5-Phenyl-(4-<sup>14</sup>C)valeriansaeure 1202-54-6 C11H14O2
    5-Phenyl-(4-<sup>14</sup>C)valeriansaeure
    —— 5'ξ-Benzyloxy-3-oxo-2',3',4',5'-tetrahydroandrost-4-en-<17β(1')>-spiro<2'>furan 105793-63-3 C29H38O3
    5'ξ-Benzyloxy-3-oxo-2',3',4',5'-tetrahydroandrost-4-en-<17β(1')>-spiro<2'>furan
    —— 5-acetoxy-3-methyl-pent-3-enoic acid methyl ester 105208-01-3 C9H14O4
    5-acetoxy-3-methyl-pent-3-enoic acid methyl ester
    —— 5-(<5-Oxo-2,2-bis(trifluormethyl)-1,3-oxazolidin-3-yl>-acetylamino)-1,2,3-thiadiazol-4-carbonsaeure-ethylester 148431-35-0 C12H10F6N4O5S
    5-(<5-Oxo-2,2-bis(trifluormethyl)-1,3-oxazolidin-3-yl>-acetylamino)-1,2,3-thiadiazol-4-carbonsaeure-ethylester
    —— 5-phenyl-5-(2-tert-butoxycarbonylprop-2-enyl)-3-methylene-2-pyrrolidone 1035809-90-5 C19H23NO3
    5-phenyl-5-(2-tert-butoxycarbonylprop-2-enyl)-3-methylene-2-pyrrolidone
    —— 5-chloro-4-chlorosulfonyl-2-(phenylthio)acetanilide 56447-26-8 C14H11Cl2NO3S2
    5-chloro-4-chlorosulfonyl-2-(phenylthio)acetanilide
    —— 5-nitro-thiophene-2-sulfonic acid-[2-(5-bromo-2-chloro-pyrimidin-4-ylamino)-ethyl]-amide 666719-58-0 C10H9BrClN5O4S2
    5-nitro-thiophene-2-sulfonic acid-[2-(5-bromo-2-chloro-pyrimidin-4-ylamino)-ethyl]-amide
    —— (5-nitro-2-furyl)methyl N<sup>ε</sup>-lysyl-N,N-bis(2-chloroethyl)phosphorodiamidate 324770-51-6 C15H25Cl2N4O7P
    (5-nitro-2-furyl)methyl N<sup>ε</sup>-lysyl-N,N-bis(2-chloroethyl)phosphorodiamidate
    —— 5,7-difluoro-3-hydroxy-2-(4-methoxyphenyl)-4H-chromen-4-one 1394018-38-2 C16H10F2O4
    5,7-difluoro-3-hydroxy-2-(4-methoxyphenyl)-4H-chromen-4-one
    —— 5-ethoxy-1-[6-[3-methyl-2-[[5-methyl-2-[[(2S)-oxan-2-yl]methyl]-3,4-dihydro-1H-isoquinolin-6-yl]methoxy]phenyl]pyridin-2-yl]pyrazole-4-carboxylic acid 1579516-35-0 C35H40N4O5
    5-ethoxy-1-[6-[3-methyl-2-[[5-methyl-2-[[(2S)-oxan-2-yl]methyl]-3,4-dihydro-1H-isoquinolin-6-yl]methoxy]phenyl]pyridin-2-yl]pyrazole-4-carboxylic acid
    —— 5-Amino-1',5'-dimethyl-2'-phenyl-4-[1-thiophen-2-yl-meth-(E)-ylidene]-1',2'-dihydro-4H-[3,4']bipyrazolyl-3'-one 113410-99-4 C19H17N5OS
    5-Amino-1',5'-dimethyl-2'-phenyl-4-[1-thiophen-2-yl-meth-(E)-ylidene]-1',2'-dihydro-4H-[3,4']bipyrazolyl-3'-one
    —— 5,11,17,23-tetrakis[(N,N'-di-Boc)guanidine]-25,26,27,28-tetrakis(2-ethoxyethoxy)calix[4]arene 1365681-70-4 C88H132N12O24
    5,11,17,23-tetrakis[(N,N'-di-Boc)guanidine]-25,26,27,28-tetrakis(2-ethoxyethoxy)calix[4]arene
    —— 5-[4-(6-{[(3R)-1-(cyclopropylcarbonyl)pyrrolidin-3-yl]methyl}-7-oxo-4,6-diazaspiro[2.4]hept-4-en-5-yl)phenyl]-1,3-dihydro-2H-indol-2-one 1579521-00-8 C28H28N4O3
    5-[4-(6-{[(3R)-1-(cyclopropylcarbonyl)pyrrolidin-3-yl]methyl}-7-oxo-4,6-diazaspiro[2.4]hept-4-en-5-yl)phenyl]-1,3-dihydro-2H-indol-2-one
    —— 5-(1-{[3-(3-methanesulfonylpropoxy)phenyl]methyl}-5-methyl-1H-1,2,4-triazol-3-yl)-3-[4-(trifluoromethoxy)phenyl]-1,2,4-oxadiazole 1570498-82-6 C23H22F3N5O5S
    5-(1-{[3-(3-methanesulfonylpropoxy)phenyl]methyl}-5-methyl-1H-1,2,4-triazol-3-yl)-3-[4-(trifluoromethoxy)phenyl]-1,2,4-oxadiazole
    —— 5-fluoro-N<sup>1</sup>-[6-(5-fluoro-2-methoxy-phenyl)-pyrimidin-4-yl]-4-methoxy-benzene-1,3-diamine 1569984-48-0 C18H16F2N4O2
    5-fluoro-N<sup>1</sup>-[6-(5-fluoro-2-methoxy-phenyl)-pyrimidin-4-yl]-4-methoxy-benzene-1,3-diamine
    —— 5-chloro-2-methyl-1H-indol-3-ylamine 936243-83-3 C9H9ClN2
    5-chloro-2-methyl-1H-indol-3-ylamine
    —— 5-{[6-Chloro-2-hydroxy-5-methoxy-4,4-dimethyl-2-(trifluoromethyl)-1,2,3,4-tetrahydronaphthalene-1-yl]amino}-1H-quinoline-2-one 850561-85-2 C23H22ClF3N2O3
    5-{[6-Chloro-2-hydroxy-5-methoxy-4,4-dimethyl-2-(trifluoromethyl)-1,2,3,4-tetrahydronaphthalene-1-yl]amino}-1H-quinoline-2-one
    —— 5-(4-fluorophenyl)-3-(tetrahydro-2H-pyran-2-yl)pyrrolo-[1',2':1,6]pyrazino[2,3-d]pyridazine-4,6(3H,5H)-dione 1353565-40-8 C20H17FN4O3
    5-(4-fluorophenyl)-3-(tetrahydro-2H-pyran-2-yl)pyrrolo-[1',2':1,6]pyrazino[2,3-d]pyridazine-4,6(3H,5H)-dione
    —— (+)-5β-hydroxy-2β,3β-(2'-propylidene)dioxycyclopentyl-1β-acetic acid γ-lactone 112318-62-4 C10H14O4
    (+)-5β-hydroxy-2β,3β-(2'-propylidene)dioxycyclopentyl-1β-acetic acid γ-lactone
    —— (5-{4-[(2-tert-Butoxycarbonylamino-ethylcarbamoyl)-methyl]-thiophene-2-carbonyl}-1H-benzoimidazol-2-yl)-carbamic acid methyl ester 117498-97-2 C23H27N5O6S
    (5-{4-[(2-tert-Butoxycarbonylamino-ethylcarbamoyl)-methyl]-thiophene-2-carbonyl}-1H-benzoimidazol-2-yl)-carbamic acid methyl ester
    —— 5,6,11-Trimethyl-9-(2-oxo-ethoxy)-6H-pyrido[4,3-b]carbazole-10-carbaldehyde 143083-10-7 C21H18N2O3
    5,6,11-Trimethyl-9-(2-oxo-ethoxy)-6H-pyrido[4,3-b]carbazole-10-carbaldehyde
    —— 5-Jod-7-nitro-2.3-diphenyl-chinazolon-(4) 94546-25-5 C20H12IN3O3
    5-Jod-7-nitro-2.3-diphenyl-chinazolon-(4)
    —— 5,7-Dichlor-8-acetoxy-2-styryl-chinolin 94375-52-7 C19H13Cl2NO2
    5,7-Dichlor-8-acetoxy-2-styryl-chinolin
    —— 5-Hydroxy-3,8-dimethylphenanthro<3,4-b>furan 98249-19-5 C18H14O2
    5-Hydroxy-3,8-dimethylphenanthro<3,4-b>furan
    —— 5-Methoxycarbonylmethyl-1,4-dimethyl-imidazol 19673-81-5 C8H12N2O2
    5-Methoxycarbonylmethyl-1,4-dimethyl-imidazol
    —— 5-(3,4-dimethoxy-thiophen-2-ylsulfanylmethyl)-1<i>H</i>-tetrazole 60493-07-4 C8H10N4O2S2
    5-(3,4-dimethoxy-thiophen-2-ylsulfanylmethyl)-1<i>H</i>-tetrazole
    —— 5-nitro-2-pyrrolidin-1-yl-pyridin-3-ylamine 32404-07-2 C9H12N4O2
    5-nitro-2-pyrrolidin-1-yl-pyridin-3-ylamine
    —— 5,8-Diacetoxy-7-allyloxy-2-methylchromon 56100-45-9 C17H16O7
    5,8-Diacetoxy-7-allyloxy-2-methylchromon
    —— 5-methyl-10-amino-10,11-dihydrodibenzo[b,f]azepine hydrochloride 52577-71-6 C15H16N2*ClH
    5-methyl-10-amino-10,11-dihydrodibenzo[b,f]azepine hydrochloride
    —— 5-chloro-3-(2-fluoro-phenyl)-indole-2-carboxylic acid 2-morpholin-4-yl-ethylamide 52865-91-5 C21H21ClFN3O2
    5-chloro-3-(2-fluoro-phenyl)-indole-2-carboxylic acid 2-morpholin-4-yl-ethylamide
    —— 5'-Deoxy-2',3'-O-(1,1,3,3-tetraisopropyldisiloxanyl)-1,3-dimethyl-ψ-uridine 103781-73-3 C23H42N2O6Si2
    5'-Deoxy-2',3'-O-(1,1,3,3-tetraisopropyldisiloxanyl)-1,3-dimethyl-ψ-uridine