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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-methyl-1H-pyrano[2,3-d]pyrimidine-2,4,7(3H)-trione 36075-34-0 C8H6N2O4
    5-methyl-1H-pyrano[2,3-d]pyrimidine-2,4,7(3H)-trione
    —— 5-({4-[([1,3]oxathiolo[5,4-c]pyridin-6-ylmethyl)amino]-1-piperidinyl}methyl)-6,7-dihydro-3H,5H,9H-pyrimido[1,2,3-ij]-1,8-naphthyridine-3,9-dione 1172133-51-5 C24H27N5O3S
    5-({4-[([1,3]oxathiolo[5,4-c]pyridin-6-ylmethyl)amino]-1-piperidinyl}methyl)-6,7-dihydro-3H,5H,9H-pyrimido[1,2,3-ij]-1,8-naphthyridine-3,9-dione
    —— 5-chloro-4-(4-chloro-2-fluoro-5-methoxycarbonylmethoxyphenyl)-1-difluoromethyl-2-methylimidazole 156777-30-9 C14H11Cl2F3N2O3
    5-chloro-4-(4-chloro-2-fluoro-5-methoxycarbonylmethoxyphenyl)-1-difluoromethyl-2-methylimidazole
    —— 5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-N-(2-(1-methyl-1H-tetrazol-5-yl)propan-2-yl)-1H-pyrazole-3-carboxamide 1331783-55-1 C22H20Cl3N7O
    5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-N-(2-(1-methyl-1H-tetrazol-5-yl)propan-2-yl)-1H-pyrazole-3-carboxamide
    —— 5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-ethyl-N-(2-(1-methyl-1H-tetrazol-5-yl)propan-2-yl)-1H-pyrazole-3-carboxamide 1331783-56-2 C23H22Cl3N7O
    5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-ethyl-N-(2-(1-methyl-1H-tetrazol-5-yl)propan-2-yl)-1H-pyrazole-3-carboxamide
    —— 5-naphthalen-1-ylmethyl-4-phenyl-2,4-dihydro-[1,2,4]triazole-3-thione 31803-12-0 C19H15N3S
    5-naphthalen-1-ylmethyl-4-phenyl-2,4-dihydro-[1,2,4]triazole-3-thione
    —— 5α‐estrane‐3α,17α‐diol 481695-77-6 C18H30O2
    5α‐estrane‐3α,17α‐diol
    —— 5-Cyclopent-1-enyl-[1,3]oxathiole 3-oxide 114274-87-2 C8H10O2S
    5-Cyclopent-1-enyl-[1,3]oxathiole 3-oxide
    —— 5-(2-(4-trifluoromethyl-6-methylpyridin-3-yl)ethyl)-8-isopropyl-2-methyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole 1147864-42-3 C24H28F3N3
    5-(2-(4-trifluoromethyl-6-methylpyridin-3-yl)ethyl)-8-isopropyl-2-methyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole
    —— 5,5-Dimethyl-3,6-dioxo-hexanenitrile 1025849-93-7 C8H11NO2
    5,5-Dimethyl-3,6-dioxo-hexanenitrile
    —— 5'-(3-Chlorophenyl)spiro[cyclohexane-1,3'-[3H]indol]-2'-amine 305832-80-8 C19H19ClN2
    5'-(3-Chlorophenyl)spiro[cyclohexane-1,3'-[3H]indol]-2'-amine
    —— 5-hydroxy-3-oxo-7-t.butyldiphenylsilyloxy-heptanoic acid t.butyl ester 155504-65-7 C27H38O5Si
    5-hydroxy-3-oxo-7-t.butyldiphenylsilyloxy-heptanoic acid t.butyl ester
    —— (5aR,6S,7S,8R,9aR)-8-hydroxymethyl-4,5a,6,7,8,9a-hexahydropyrano[3,2-b][1,2,3]triazolo[1,5-d][1,4]oxazine-6,7-diol 1314093-41-8 C9H13N3O5
    (5aR,6S,7S,8R,9aR)-8-hydroxymethyl-4,5a,6,7,8,9a-hexahydropyrano[3,2-b][1,2,3]triazolo[1,5-d][1,4]oxazine-6,7-diol
    —— 5-morpholin-4-yl-1H-indazole-3-carboxylic acid 844874-42-6 C12H13N3O3
    5-morpholin-4-yl-1H-indazole-3-carboxylic acid
    —— (+/-)-5-hydroxymethyl-3-methyl-4,5-dihydroisoxazole 77790-73-9 C5H9NO2
    (+/-)-5-hydroxymethyl-3-methyl-4,5-dihydroisoxazole
    —— 5-(4,5-dihydrooxazol-2-yl-methylsulfonyl)-4-(p-methylphenyl)-1,2,3-selenadiazole 1187370-74-6 C13H13N3O3SSe
    5-(4,5-dihydrooxazol-2-yl-methylsulfonyl)-4-(p-methylphenyl)-1,2,3-selenadiazole
    —— 5-(morpholinomethyl)-1-(triisopropylsilyl)-1 H-pyrrol-3-ylboronic acid 1415383-52-6 C18H35BN2O3Si
    5-(morpholinomethyl)-1-(triisopropylsilyl)-1 H-pyrrol-3-ylboronic acid
    —— 5-(4,5-dihydrooxazol-2-yl-methylsulfonyl)-2,5-diphenyl-2H-1,2,3-diazaphosphole 1187370-85-9 C18H16N3O3PS
    5-(4,5-dihydrooxazol-2-yl-methylsulfonyl)-2,5-diphenyl-2H-1,2,3-diazaphosphole
    —— 5,7-dimethyl-2-(4-methylpentyl)-3-(4-{2-[({[(4-methylphenyl)sulfonyl]amino}carbonyl)amino]ethyl}phenyl)-3H-imidazo[4,5-b]pyridine, formate 415905-13-4 CH2O2*C30H37N5O3S
    5,7-dimethyl-2-(4-methylpentyl)-3-(4-{2-[({[(4-methylphenyl)sulfonyl]amino}carbonyl)amino]ethyl}phenyl)-3H-imidazo[4,5-b]pyridine, formate
    —— 5-Methyl-1,2-benzoisothiazol-3-essigsaeure 41533-41-9 C10H9NO2S
    5-Methyl-1,2-benzoisothiazol-3-essigsaeure
    —— (5-methyl-benzo[<i>d</i>]isothiazol-3-yl)-acetic acid ethyl ester 41551-49-9 C12H13NO2S
    (5-methyl-benzo[<i>d</i>]isothiazol-3-yl)-acetic acid ethyl ester
    —— (5-bromo-1-(cyclopropylmethyl)-1H-benzo[d]imidazol-2-yl)methanol 1100215-82-4 C12H13BrN2O
    (5-bromo-1-(cyclopropylmethyl)-1H-benzo[d]imidazol-2-yl)methanol
    —— 5-(4,5-dihydrooxazol-2-yl-methylsulfonyl)-4-phenyl-1,2,3-thiadiazole 1187370-76-8 C12H11N3O3S2
    5-(4,5-dihydrooxazol-2-yl-methylsulfonyl)-4-phenyl-1,2,3-thiadiazole
    —— 5-oxatetracyclo[6.6.1.0(2,6).0(9,14)]pentadeca-2(6),3,9,11,13-pentaene-4-carbaldehyde 1259937-54-6 C15H12O2
    5-oxatetracyclo[6.6.1.0(2,6).0(9,14)]pentadeca-2(6),3,9,11,13-pentaene-4-carbaldehyde
    —— 5-[2-(6,11-dihydro-11-ethyl-5-methyl-6-oxo-5H-dipyrido[3,2-b:2',3'-e][1,4]diazepin-8-yl)ethoxy]-2-oxo-2H-3,1-benzoxazine-1(4H)-acetic Acid 697801-31-3 C26H25N5O6
    5-[2-(6,11-dihydro-11-ethyl-5-methyl-6-oxo-5H-dipyrido[3,2-b:2',3'-e][1,4]diazepin-8-yl)ethoxy]-2-oxo-2H-3,1-benzoxazine-1(4H)-acetic Acid
    —— 5,11-dihydro-8-{2-{(1,4-dihydro-2-oxo-2H-3,1-benzoxazin-5-yl)oxy}ethyl}-11-ethyl-5-methyl-6H-dipyrido[3,2-b:2',3'-e][1,4]diazepin-6-one 697801-25-5 C24H23N5O4
    5,11-dihydro-8-{2-{(1,4-dihydro-2-oxo-2H-3,1-benzoxazin-5-yl)oxy}ethyl}-11-ethyl-5-methyl-6H-dipyrido[3,2-b:2',3'-e][1,4]diazepin-6-one
    —— 5-chloro-4-(4-chloro-2-fluoro-5-isopropoxyphenyl)-1-difluoromethyl-2-methylimidazole 156777-26-3 C14H13Cl2F3N2O
    5-chloro-4-(4-chloro-2-fluoro-5-isopropoxyphenyl)-1-difluoromethyl-2-methylimidazole
    —— 5-Chloro-4-(4-chloro-2-fluoro-5-hydroxyphenyl)-1-difluoromethyl-2-methylimidazole 156777-24-1 C11H7Cl2F3N2O
    5-Chloro-4-(4-chloro-2-fluoro-5-hydroxyphenyl)-1-difluoromethyl-2-methylimidazole
    —— 5-chloro-4-(4-chloro-2-fluoro-5-(2-propynyloxy)phenyl)-1-difluoromethyl-2-methylimidazole 156777-28-5 C14H9Cl2F3N2O
    5-chloro-4-(4-chloro-2-fluoro-5-(2-propynyloxy)phenyl)-1-difluoromethyl-2-methylimidazole
    —— 5,11-dimethyl-6-(p-formylphenyl)-12-pentyl-5,11-dihydroindolo[3,2-b]carbazole 1229244-72-7 C32H30N2O
    5,11-dimethyl-6-(p-formylphenyl)-12-pentyl-5,11-dihydroindolo[3,2-b]carbazole
    —— (5-biphenyl-4-yl-6-chloro-1H-benzoimidazol-2-ylsulfanylmethyl)phosphonic acid mono-(3-fluoro-4-methoxybenzyl) ester 1224724-31-5 C28H23ClFN2O4PS
    (5-biphenyl-4-yl-6-chloro-1H-benzoimidazol-2-ylsulfanylmethyl)phosphonic acid mono-(3-fluoro-4-methoxybenzyl) ester
    —— 5-phenyl-4H-thieno[3,2-b]pyrrole 42748-04-9 C12H9NS
    5-phenyl-4H-thieno[3,2-b]pyrrole
    —— (5,6-dimethyl-benzo[<i>d</i>]isothiazol-3-yl)-acetic acid 41533-49-7 C11H11NO2S
    (5,6-dimethyl-benzo[<i>d</i>]isothiazol-3-yl)-acetic acid
    —— 5,6-dihydro-8-(3-hydroxyphenyl)imidazo<1,2-a>pyridine 104271-42-3 C13H12N2O
    5,6-dihydro-8-(3-hydroxyphenyl)imidazo<1,2-a>pyridine
    —— 5-((E)-2-Nitro-2-phenyl-vinyl)-1H-imidazole 182965-64-6 C11H9N3O2
    5-((E)-2-Nitro-2-phenyl-vinyl)-1H-imidazole
    —— 5-hydroxy-3-oxo-7-t.butyldiphenylsilyloxy-heptanoic acid benzyl ester 155504-66-8 C30H36O5Si
    5-hydroxy-3-oxo-7-t.butyldiphenylsilyloxy-heptanoic acid benzyl ester
    —— (5-Chloro-2-{2-[4-(4-Fluoro-Benzyl)-(2R,5S)-2,5-Dimethyl-Piperazin-1-Yl]-2-Oxo-Ethoxy}-Phenyl)-Acetonitrile 689257-00-9 C23H25ClFN3O2
    (5-Chloro-2-{2-[4-(4-Fluoro-Benzyl)-(2R,5S)-2,5-Dimethyl-Piperazin-1-Yl]-2-Oxo-Ethoxy}-Phenyl)-Acetonitrile
    —— 5-acetyl-1-(3-(1-piperazinyl)phenyl)-benzimidazole O-i-propyl oxime 206880-29-7 C22H27N5O
    5-acetyl-1-(3-(1-piperazinyl)phenyl)-benzimidazole O-i-propyl oxime
    —— 5-methyl-6-[1,2,3]triazolo[4,5-<i>c</i>]pyridin-1-yl-2<i>H</i>-isoquinolin-1-one 69022-44-2 C15H11N5O
    5-methyl-6-[1,2,3]triazolo[4,5-<i>c</i>]pyridin-1-yl-2<i>H</i>-isoquinolin-1-one
    —— 5-amino-6-oxo-6-phenylhexylboronic acid hydrochloride 1345671-46-6 C12H18BNO3*ClH
    5-amino-6-oxo-6-phenylhexylboronic acid hydrochloride
    —— 5-Cyano-2,6-dimethyl-4-(2-trifluoromethyl-phenyl)-1,4-dihydro-pyridine-3-carboxylic acid ethyl ester 134969-52-1 C18H17F3N2O2
    5-Cyano-2,6-dimethyl-4-(2-trifluoromethyl-phenyl)-1,4-dihydro-pyridine-3-carboxylic acid ethyl ester
    —— 5-nitro-2-(2-(piperidin-1-yl)ethyl)-1H-benzo[d]imidazole 16671-66-2 C14H18N4O2
    5-nitro-2-(2-(piperidin-1-yl)ethyl)-1H-benzo[d]imidazole
    —— 5-benzyl-11-hydroxy-5H-benzo[b]carbazole-1-carboxylic acid, methyl ester 438588-92-2 C25H19NO3
    5-benzyl-11-hydroxy-5H-benzo[b]carbazole-1-carboxylic acid, methyl ester
    —— 5-benzyl-11-hydroxy-5H-benzo[b]carbazole-1-carboxylic acid amide 438588-93-3 C24H18N2O2
    5-benzyl-11-hydroxy-5H-benzo[b]carbazole-1-carboxylic acid amide
    —— 5-allyl-1,2-dihydroacenaphthylene 38251-47-7 C15H14
    5-allyl-1,2-dihydroacenaphthylene
    —— (5-Benzyl-1-carbamoyl-5H-benzo[b]carbazol-11-yloxy)-acetic Acid 692725-73-8 C26H20N2O4
    (5-Benzyl-1-carbamoyl-5H-benzo[b]carbazol-11-yloxy)-acetic Acid
    —— 5-nitro-2-(2-pyrrolidin-1-yl-ethyl)-1<i>H</i>-benzoimidazole 16671-67-3 C13H16N4O2
    5-nitro-2-(2-pyrrolidin-1-yl-ethyl)-1<i>H</i>-benzoimidazole
    —— (5-acetyl-4-methoxy-benzofuran-6-yloxy)acetic acid ethyl ester 839719-18-5 C15H16O6
    (5-acetyl-4-methoxy-benzofuran-6-yloxy)acetic acid ethyl ester
    —— [5-cyano-6-oxo-4-(1,2,4,5-tetrahydro-benzo[d]azepin-3-yl)-6H-pyrimidin-1-yl]-acetic acid methyl ester 324553-78-8 C18H18N4O3
    [5-cyano-6-oxo-4-(1,2,4,5-tetrahydro-benzo[d]azepin-3-yl)-6H-pyrimidin-1-yl]-acetic acid methyl ester
    —— 5-Phenyl-3-oxa-4-azatricyclo<5.2.1.0<sup>2,6</sup>>dec-4-en-9-one 107300-56-1 C14H13NO2
    5-Phenyl-3-oxa-4-azatricyclo<5.2.1.0<sup>2,6</sup>>dec-4-en-9-one