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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-methyl-4,5-dihydro-oxazole-4-carboxylic acid <i>tert</i>-butyl ester 40078-53-3 C9H15NO3
    5-methyl-4,5-dihydro-oxazole-4-carboxylic acid <i>tert</i>-butyl ester
    —— 5,7-dimethoxy-2-phenyl-imidazo[1,2-<i>c</i>]pyrimidine 54957-29-8 C14H13N3O2
    5,7-dimethoxy-2-phenyl-imidazo[1,2-<i>c</i>]pyrimidine
    —— 5-(4-hydroxy-7-methoxy-2-oxo-2<i>H</i>-chromen-3-yl)-benzofuran-2-carboxylic acid methyl ester 55367-41-4 C20H14O7
    5-(4-hydroxy-7-methoxy-2-oxo-2<i>H</i>-chromen-3-yl)-benzofuran-2-carboxylic acid methyl ester
    —— 5-(2-Methyl-2-propenyl)-4-tert.-butylcatechol 60404-92-4 C18H20O2
    5-(2-Methyl-2-propenyl)-4-tert.-butylcatechol
    —— 5-(2,6-dichloro-phenyl)-1-(2-diethylamino-ethyl)-4,5-dihydro-1<i>H</i>-imidazol-2-ylamine 52157-42-3 C15H22Cl2N4
    5-(2,6-dichloro-phenyl)-1-(2-diethylamino-ethyl)-4,5-dihydro-1<i>H</i>-imidazol-2-ylamine
    —— 5-[4-(1,5-dimethyl-1H-pyrazol-4-yl)-1,2,3-triazol-1-yl]-N-[3-(isopropylamino-methyl)-4-methoxy-5-trifluoromethyl-phenyl]-6-methyl-nicotinamide 1219946-29-8 C26H29F3N8O2
    5-[4-(1,5-dimethyl-1H-pyrazol-4-yl)-1,2,3-triazol-1-yl]-N-[3-(isopropylamino-methyl)-4-methoxy-5-trifluoromethyl-phenyl]-6-methyl-nicotinamide
    —— 5-[hexadecoxy(3,4,5-trimethoxyphenyl)methyl]-6-[1,3]dioxane-2-ylbenzo[1,3]dioxole 1379669-29-0 C37H56O8
    5-[hexadecoxy(3,4,5-trimethoxyphenyl)methyl]-6-[1,3]dioxane-2-ylbenzo[1,3]dioxole
    —— 5-fluoro-7-methoxy-3-(4-methoxyphenyl)-4-oxo-4H-1-benzopyran 412343-26-1 C17H13FO4
    5-fluoro-7-methoxy-3-(4-methoxyphenyl)-4-oxo-4H-1-benzopyran
    —— 5-chloro-thiophene-2-carboxylic acid [(S)-3-(4-methyl-piperazin-1-yl)-2-(2-methyl-3-pyridin-2-yl-benzenesulfonylamino)-3-oxo-propyl]-amide 1184299-67-9 C25H28ClN5O4S2
    5-chloro-thiophene-2-carboxylic acid [(S)-3-(4-methyl-piperazin-1-yl)-2-(2-methyl-3-pyridin-2-yl-benzenesulfonylamino)-3-oxo-propyl]-amide
    —— 5(6)-decanoylamino-2-mercaptobenzimidazole 98597-01-4 C17H25N3OS
    5(6)-decanoylamino-2-mercaptobenzimidazole
    —— 5-methyl-N4-(2-morpholinoethyl)-N6-(4-(trifluoromethoxy)phenyl)pyrimidine-4,6-diamine 1173934-21-8 C18H22F3N5O2
    5-methyl-N4-(2-morpholinoethyl)-N6-(4-(trifluoromethoxy)phenyl)pyrimidine-4,6-diamine
    —— 5-(1-hydroxycyclobutyl)-4-[(1S)-2,2,2-trifluoro-1-methyl-ethoxy]pyridine-carbonitrile 1613239-24-9 C13H13F3N2O2
    5-(1-hydroxycyclobutyl)-4-[(1S)-2,2,2-trifluoro-1-methyl-ethoxy]pyridine-carbonitrile
    —— 5-chloro-1-(tri-<i>O</i>-acetyl-β-<i>D</i>-ribofuranosyl)-1<i>H</i>-imidazole-4-carbothioic acid amide 59354-03-9 C15H18ClN3O7S
    5-chloro-1-(tri-<i>O</i>-acetyl-β-<i>D</i>-ribofuranosyl)-1<i>H</i>-imidazole-4-carbothioic acid amide
    —— 5-cyclopropyl-2-[4-(4-fluoro-phenoxy)-phenyl]-6-[(3-methanesulfinyl-propyl)-methanesulfonyl-amino]-benzofuran-3-carboxylic acid methylamide 1179986-46-9 C30H31FN2O6S2
    5-cyclopropyl-2-[4-(4-fluoro-phenoxy)-phenyl]-6-[(3-methanesulfinyl-propyl)-methanesulfonyl-amino]-benzofuran-3-carboxylic acid methylamide
    —— 5-bromo-2-(6-pyrrolidin-1-yl-pyrazin-2-yl)-1(3)<i>H</i>-benzoimidazole 69995-22-8 C15H14BrN5
    5-bromo-2-(6-pyrrolidin-1-yl-pyrazin-2-yl)-1(3)<i>H</i>-benzoimidazole
    —— 5-isobutyl-1-phenylpyrazole-3-oxime 1220348-60-6 C14H17N3O
    5-isobutyl-1-phenylpyrazole-3-oxime
    —— [5-(2-hydroxy-ethylamino)-4-iodo-2-nitro-phenyl]-carbamic acid tert-butyl ester 335349-90-1 C13H18IN3O5
    [5-(2-hydroxy-ethylamino)-4-iodo-2-nitro-phenyl]-carbamic acid tert-butyl ester
    —— 5-Phenyl-benzoxazepinon 51448-77-2 C19H20ClNO2
    5-Phenyl-benzoxazepinon
    —— 5-Phenyl-7(6H)-furazan<3,4-d>pyrimidinon 30724-65-3 C10H6N4O2
    5-Phenyl-7(6H)-furazan<3,4-d>pyrimidinon
    —— 5-Acetyl-2-((1E,3Z)-3-acetyl-4-hydroxy-penta-1,3-dienyl)-6-oxo-6H-pyran-3-carboxylic acid methyl ester 71043-52-2 C16H16O7
    5-Acetyl-2-((1E,3Z)-3-acetyl-4-hydroxy-penta-1,3-dienyl)-6-oxo-6H-pyran-3-carboxylic acid methyl ester
    —— 5-(Benzenesulfonyl)-4-bromofuran-2-carbaldehyde 93362-45-9 C11H7BrO4S
    5-(Benzenesulfonyl)-4-bromofuran-2-carbaldehyde
    —— (5S)-5-isopropenyl-2-methyl-3-(4-methoxyphenyl)cyclohex-2-enone 1252794-82-3 C17H20O2
    (5S)-5-isopropenyl-2-methyl-3-(4-methoxyphenyl)cyclohex-2-enone
    —— 5-<5(6)-nitro-2-benzimidazolyl>-2-propionylamino-4-ethylthiazole 148291-10-5 C15H15N5O3S
    5-<5(6)-nitro-2-benzimidazolyl>-2-propionylamino-4-ethylthiazole
    —— 5-Oxo-4-(propan-2-yl)morpholine-3-carboxylicacid 1516529-24-0 C8H13NO4
    5-Oxo-4-(propan-2-yl)morpholine-3-carboxylicacid
    —— (5R)-3-[7-({3-[3-(cyclopentylsulfonyl)phenyl]propyl}oxy)heptyl]-5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one 686351-22-4 C34H47NO7S
    (5R)-3-[7-({3-[3-(cyclopentylsulfonyl)phenyl]propyl}oxy)heptyl]-5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one
    —— 5-{5-[4-(5-{3,5-bis[N-(4-tert-butylphenyl)-N-(naphthalen-1-yl)amino]phenyl}thiophen-2-yl)benzo[c][1,2,5]thiadiazol-7-yl]thiophen-2-yl}-N1,N3-bis(4-tert-butylphenyl)-N1,N3-bis(naphthalen-1-yl)benzene-1,3-diamine 1119083-67-8 C106H92N6S3
    5-{5-[4-(5-{3,5-bis[N-(4-tert-butylphenyl)-N-(naphthalen-1-yl)amino]phenyl}thiophen-2-yl)benzo[c][1,2,5]thiadiazol-7-yl]thiophen-2-yl}-N1,N3-bis(4-tert-butylphenyl)-N1,N3-bis(naphthalen-1-yl)benzene-1,3-diamine
    —— 5-(4-chloro-3,6-dimethyl-1H-pyrazolo[3,4-d]pyrimidin-1-yl)-N,N,4-trimethylpyridin-2-amine 1197372-06-7 C15H17ClN6
    5-(4-chloro-3,6-dimethyl-1H-pyrazolo[3,4-d]pyrimidin-1-yl)-N,N,4-trimethylpyridin-2-amine
    —— 5-Methyl-s-triazolo<1,5-c>pyrimidin 69141-71-5 C6H6N4
    5-Methyl-s-triazolo<1,5-c>pyrimidin
    —— (5Z)-3-but-3-enyl-5-(3-phenylpropylidene)-2-sulfanylidene-1,3-thiazolidin-4-one 1331832-07-5 C16H17NOS2
    (5Z)-3-but-3-enyl-5-(3-phenylpropylidene)-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 5'-deoxy-5-fluoro-N4-(4-methylvaleryl)cytidine 124012-26-6 C15H22FN3O5
    5'-deoxy-5-fluoro-N4-(4-methylvaleryl)cytidine
    —— 5-ethyl-2-[5-ethyl-2-(4-fluoro-2-nitro-anilino)-thiophene-3-carbonylamino]-thiophene-3-carboxylic acid ethyl ester 69363-87-7 C22H22FN3O5S2
    5-ethyl-2-[5-ethyl-2-(4-fluoro-2-nitro-anilino)-thiophene-3-carbonylamino]-thiophene-3-carboxylic acid ethyl ester
    —— 5-Benzylsulfanyl-2-nitro-benzonitrile 66682-63-1 C14H10N2O2S
    5-Benzylsulfanyl-2-nitro-benzonitrile
    —— 5-(4-methyl-2-oxo-1-oxa-spiro[4.5]dec-3-en-3-yl)-1-phenyl-1<i>H</i>-pyrazole-3-carboxylic acid ethyl ester 69398-40-9 C22H24N2O4
    5-(4-methyl-2-oxo-1-oxa-spiro[4.5]dec-3-en-3-yl)-1-phenyl-1<i>H</i>-pyrazole-3-carboxylic acid ethyl ester
    —— 5,5'-dimethoxy-4,6,4',6'-tetraphenyl-2,2'-biphenyl-4,4'-diyl-bis-pyridine 68115-12-8 C48H36N2O2
    5,5'-dimethoxy-4,6,4',6'-tetraphenyl-2,2'-biphenyl-4,4'-diyl-bis-pyridine
    —— 51-(4-(3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodecyl)phenyl)-1,1,1-triphenyl-2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50-heptadecaoxahenpentacontane 1585235-90-0 C68H89F17O17
    51-(4-(3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodecyl)phenyl)-1,1,1-triphenyl-2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50-heptadecaoxahenpentacontane
    —— 5-(4-fluorophenyl)-3-(1-methylethyl)imino-2-(6-acetamino-3-pyridyl)amino-3,5-dihydrophenazine 1353735-24-6 C28H25FN6O
    5-(4-fluorophenyl)-3-(1-methylethyl)imino-2-(6-acetamino-3-pyridyl)amino-3,5-dihydrophenazine
    —— 5-phenylspiro[benzo[c]fluorene-7,10-cyclohexane] 1263204-45-0 C28H24
    5-phenylspiro[benzo[c]fluorene-7,10-cyclohexane]
    —— 5-butyl-6-fluoro-tetradec-6-en-5-ol 56184-67-9 C18H35FO
    5-butyl-6-fluoro-tetradec-6-en-5-ol
    —— 5-Isopropenyl-1,2-benzotropiliden 54276-80-1 C14H14
    5-Isopropenyl-1,2-benzotropiliden
    —— 5,9a-dimethyl-2-phenyl-5,5a,6,7,8,9,9a,10-octahydro-5,10-etheno-[1,2,4]triazolo[1,2-<i>b</i>]phthalazine-1,3-dione 56771-12-1 C20H23N3O2
    5,9a-dimethyl-2-phenyl-5,5a,6,7,8,9,9a,10-octahydro-5,10-etheno-[1,2,4]triazolo[1,2-<i>b</i>]phthalazine-1,3-dione
    —— 5-fluoro-4-methylsulfanyl-1-(tri-<i>O</i>-benzoyl-β-<i>D</i>-ribofuranosyl)-1<i>H</i>-pyrimidin-2-one 64967-02-8 C31H25FN2O8S
    5-fluoro-4-methylsulfanyl-1-(tri-<i>O</i>-benzoyl-β-<i>D</i>-ribofuranosyl)-1<i>H</i>-pyrimidin-2-one
    —— 5-isopropyl-3-(2,4,6-trimethoxy-phenyl)-[1,2,4]oxadiazole 69558-63-0 C14H18N2O4
    5-isopropyl-3-(2,4,6-trimethoxy-phenyl)-[1,2,4]oxadiazole
    —— 5-p-Chlorbenzyloxy-2-nitro-benzofuran 56897-22-4 C15H10ClNO4
    5-p-Chlorbenzyloxy-2-nitro-benzofuran
    —— 5,10-Dimethyl-8-cyan-2,7-epoxy-1-benz-azecin 23436-82-0 C16H12N2O
    5,10-Dimethyl-8-cyan-2,7-epoxy-1-benz-azecin
    —— 5'-Iod-O-methylflavinantin 65354-49-6 C20H22INO4
    5'-Iod-O-methylflavinantin
    —— 5α-Methyl-Δ<sup>1</sup>-androsten-3-on-17β-ol-Acetat 42362-98-1 C22H32O3
    5α-Methyl-Δ<sup>1</sup>-androsten-3-on-17β-ol-Acetat
    —— 5-Hydroxycarbonyl-phycocyanobilin racemate 64056-77-5 C36H42N4O8
    5-Hydroxycarbonyl-phycocyanobilin racemate
    —— 5-methyl-6-phenyl-3,7-di-pyridin-2-yl-1<i>H</i>-[1,2,4]triazepine 52602-60-5 C21H17N5
    5-methyl-6-phenyl-3,7-di-pyridin-2-yl-1<i>H</i>-[1,2,4]triazepine
    —— 5-(<i>Z</i>)-benzylidene-2-oxo-2,5-dihydro-furan-3-carboxylic acid (2<i>E</i>,4<i>E</i>)-4-methyl-hexa-2,4-dienyl ester 57258-54-5 C19H18O4
    5-(<i>Z</i>)-benzylidene-2-oxo-2,5-dihydro-furan-3-carboxylic acid (2<i>E</i>,4<i>E</i>)-4-methyl-hexa-2,4-dienyl ester
    —— 5,8-Di-tert-butyl-3-oxa-4-thia-bicyclo[4.2.0]octa-1(8),5-diene 4,4-dioxide 57413-20-4 C14H22O3S
    5,8-Di-tert-butyl-3-oxa-4-thia-bicyclo[4.2.0]octa-1(8),5-diene 4,4-dioxide