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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-oxo-1-sulfanilyl-2,5-dihydro-1<i>H</i>-[1,2,3]triazole-4-carboxylic acid ethyl ester; sodium-compound 95469-97-9 C11H11N4O5S*Na
    5-oxo-1-sulfanilyl-2,5-dihydro-1<i>H</i>-[1,2,3]triazole-4-carboxylic acid ethyl ester; sodium-compound
    —— 5-(2-chloro-acetylamino)-3-(4-methoxy-phenyl)-2-(4-methoxy-phenylimino)-thiazolidin-4-one 95318-55-1 C19H18ClN3O4S
    5-(2-chloro-acetylamino)-3-(4-methoxy-phenyl)-2-(4-methoxy-phenylimino)-thiazolidin-4-one
    —— 5-(2-oxo-decyl)-2-thioxo-imidazolidin-4-one 102154-84-7 C13H22N2O2S
    5-(2-oxo-decyl)-2-thioxo-imidazolidin-4-one
    —— 5,8-diacetoxy-4,4-dimethylnaphthalen-1(4H)-one 68085-26-7 C16H16O5
    5,8-diacetoxy-4,4-dimethylnaphthalen-1(4H)-one
    —— 5-(2,6-difluorophenyl)-3-(6-(4-morpholinyl)-2-pyrazinyl)-1H-indazole 1380913-39-2 C21H17F2N5O
    5-(2,6-difluorophenyl)-3-(6-(4-morpholinyl)-2-pyrazinyl)-1H-indazole
    —— 5-acetyl-2-(1,3-thiazol-2-yl)benzonitrile 886853-57-2 C12H8N2OS
    5-acetyl-2-(1,3-thiazol-2-yl)benzonitrile
    —— 5-Amino-pyridazin-1-oxid 5753-58-2 C4H5N3O
    5-Amino-pyridazin-1-oxid
    —— 5-(4-Carbethoxy-2-thiobutyl)-8-chinolinol 33273-95-9 C15H17NO3S
    5-(4-Carbethoxy-2-thiobutyl)-8-chinolinol
    —— [5-amino-2-cyano-4-(3-methylpyridin-1-ium-1-yl)-5-oxo-3-phenylpent-1-enylidene]azanide 133829-01-3 C18H16N4O
    [5-amino-2-cyano-4-(3-methylpyridin-1-ium-1-yl)-5-oxo-3-phenylpent-1-enylidene]azanide
    —— 5-ethoxy-3-phenyl-1H-naphtho[3,2-e]benzimidazole-2,6,11-trione 126359-40-8 C23H16N2O4
    5-ethoxy-3-phenyl-1H-naphtho[3,2-e]benzimidazole-2,6,11-trione
    —— [5-Ethyl-1-(6-quinolinyl)-1H-pyrazole-4-carbonyl]guanidine hydrochloride 241801-24-1 C16H16N6O*ClH
    [5-Ethyl-1-(6-quinolinyl)-1H-pyrazole-4-carbonyl]guanidine hydrochloride
    —— 5‑((2‑carbamothioylhydrazineyl)sulfonyl)‑2‑hydroxybenzoic acid 51904-61-1 C8H9N3O5S2
    5‑((2‑carbamothioylhydrazineyl)sulfonyl)‑2‑hydroxybenzoic acid
    —— 5-chloro-3-((2-iodo-4-methylphenyl)amino)-1,6-bis(4-methoxyphenyl)pyrazin-2(1H)-one 1380294-89-2 C25H21ClIN3O3
    5-chloro-3-((2-iodo-4-methylphenyl)amino)-1,6-bis(4-methoxyphenyl)pyrazin-2(1H)-one
    —— 5,6-dimethoxy-1-methyl-1H-indole-2-carboxylic acid N-butyl-N-(4-oxobutyl)amide 1155866-81-1 C20H28N2O4
    5,6-dimethoxy-1-methyl-1H-indole-2-carboxylic acid N-butyl-N-(4-oxobutyl)amide
    —— 5-chloro-4-(4,5-dihydroimidazol-2-ylamino)-1,3-dimethyl-1,3-dihydro-2,1,3-benzothiadiazole 2,2-dioxide 132168-43-5 C11H14ClN5O2S
    5-chloro-4-(4,5-dihydroimidazol-2-ylamino)-1,3-dimethyl-1,3-dihydro-2,1,3-benzothiadiazole 2,2-dioxide
    —— 5-iodo-1-<(1R,2S,3R)-2,3-isopropylidenedioxy-4-methoxymethyloxymethyl-4-cyclopenten-1-yl>-2,4-(1H,3H)-pyrimidinedione 115149-98-9 C15H19IN2O6
    5-iodo-1-<(1R,2S,3R)-2,3-isopropylidenedioxy-4-methoxymethyloxymethyl-4-cyclopenten-1-yl>-2,4-(1H,3H)-pyrimidinedione
    —— 5-[2-(Phenoxycarbonylamino)ethylthio]imidazo[1,2-a]pyridine 141494-83-9 C16H15N3O2S
    5-[2-(Phenoxycarbonylamino)ethylthio]imidazo[1,2-a]pyridine
    —— 5-benzyl-5-bromo-1-(4-chlorophenyl)pyrimidine-2,4,6-trione 1455482-93-5 C17H12BrClN2O3
    5-benzyl-5-bromo-1-(4-chlorophenyl)pyrimidine-2,4,6-trione
    —— (5,10,15,20-tetrakis(1-ethylpropyl)porphyrinato)nickel(II) 221022-28-2 C40H52N4Ni
    (5,10,15,20-tetrakis(1-ethylpropyl)porphyrinato)nickel(II)
    —— 5-[(2-Methylpyridin-3-yl)methyl]-2-(phenoxymethyl)-6,7-dihydropyrazolo[1,5-a]pyrazin-4-one 1519046-12-8 C20H20N4O2
    5-[(2-Methylpyridin-3-yl)methyl]-2-(phenoxymethyl)-6,7-dihydropyrazolo[1,5-a]pyrazin-4-one
    —— 5-(4-piperidinylethylaminosulfonyl) isoquinoline 126234-78-4 C16H21N3O2S
    5-(4-piperidinylethylaminosulfonyl) isoquinoline
    —— 5-(1,3-dioxoisoindol-2-yl)-2-(4-fluorophenyl)-2-pyridin-2-ylpentanenitrile 122376-91-4 C24H18FN3O2
    5-(1,3-dioxoisoindol-2-yl)-2-(4-fluorophenyl)-2-pyridin-2-ylpentanenitrile
    —— [5-bromo-2-[(1-methylpiperidin-4-yl)amino]phenyl]-(2-fluorophenyl)methanone 93593-15-8 C19H20BrFN2O
    [5-bromo-2-[(1-methylpiperidin-4-yl)amino]phenyl]-(2-fluorophenyl)methanone
    —— (5-bromo-2-iodo-1H-pyrrolo[2,3-b]pyridin-4-yl)-(1H-indazol-5-yl)-amine 876343-78-1 C14H9BrIN5
    (5-bromo-2-iodo-1H-pyrrolo[2,3-b]pyridin-4-yl)-(1H-indazol-5-yl)-amine
    —— 5-(2-{[(Tert-butoxy)carbonyl]amino}ethyl)-1,2-oxazole-3-carboxylicacid 2287289-97-6 C11H16N2O5
    5-(2-{[(Tert-butoxy)carbonyl]amino}ethyl)-1,2-oxazole-3-carboxylicacid
    —— 5,5'-(ethene-1,2-diyl)bis(2-(piperidin-1-ylmethyl)phenol) 1229393-16-1 C26H34N2O2
    5,5'-(ethene-1,2-diyl)bis(2-(piperidin-1-ylmethyl)phenol)
    —— 5-Methyl-3-(2,6,6-trimethylcyclohexenyl)-2-isoxazolin 73661-49-1 C13H21NO
    5-Methyl-3-(2,6,6-trimethylcyclohexenyl)-2-isoxazolin
    —— [5-(2-Chloro-phenyl)-1-phenyl-1H-pyrazol-4-yl]-phenyl-methanol 797053-52-2 C22H17ClN2O
    [5-(2-Chloro-phenyl)-1-phenyl-1H-pyrazol-4-yl]-phenyl-methanol
    —— 5-Methyl-4-nitro-isoxazol-3-carbaldehyd 6509-10-0 C5H4N2O4
    5-Methyl-4-nitro-isoxazol-3-carbaldehyd
    —— 5-N-[4-[benzamido(ethyl)amino]-3-hydroxy-1-phenylbutan-2-yl]-1-N,1-N-dimethyl-3-N,3-N-dipropylbenzene-1,3,5-tricarboxamide 1106212-44-5 C36H47N5O5
    5-N-[4-[benzamido(ethyl)amino]-3-hydroxy-1-phenylbutan-2-yl]-1-N,1-N-dimethyl-3-N,3-N-dipropylbenzene-1,3,5-tricarboxamide
    —— 5-phenyl-3-(2,4,5-trimethylthiophen-3-yl)-4,5-dihydro-1,2-oxazole 120159-39-9 C16H17NOS
    5-phenyl-3-(2,4,5-trimethylthiophen-3-yl)-4,5-dihydro-1,2-oxazole
    —— 5-Methyl-10-(1-pyrrolidinylmethyl)-5H-dibenz<b,f>azepin 15867-53-5 C20H22N2
    5-Methyl-10-(1-pyrrolidinylmethyl)-5H-dibenz<b,f>azepin
    —— 5,5'-dimethyl-2,3'-bithiophene 51789-78-7 C10H10S2
    5,5'-dimethyl-2,3'-bithiophene
    —— 5-[4-(4,6-Diphenyl-1,3,5-triazin-2-yl)phenyl]-13,13-dimethyl-1,17-diazapentacyclo[10.7.1.02,7.08,20.014,19]icosa-2(7),3,5,8(20),9,11,14(19),15,17-nonaene 1309461-38-8 C41H29N5
    5-[4-(4,6-Diphenyl-1,3,5-triazin-2-yl)phenyl]-13,13-dimethyl-1,17-diazapentacyclo[10.7.1.02,7.08,20.014,19]icosa-2(7),3,5,8(20),9,11,14(19),15,17-nonaene
    —— 5-methyl-2-piperidin-4-ylpyrazol-3-ol 1514344-03-6 C9H15N3O
    5-methyl-2-piperidin-4-ylpyrazol-3-ol
    —— 5-amino-7-[(3S,4R)-4-(1-aminocycloprop-1-yl)-3-fluoropyrrolidin-1-yl]-6-fluoro-1-[(1R,2S)-2-fluorocycloprop-1-yl]-1,4-dihydro-8-methyl-4-oxoquinoline-3-carboxylic acid 190954-07-5 C21H23F3N4O3
    5-amino-7-[(3S,4R)-4-(1-aminocycloprop-1-yl)-3-fluoropyrrolidin-1-yl]-6-fluoro-1-[(1R,2S)-2-fluorocycloprop-1-yl]-1,4-dihydro-8-methyl-4-oxoquinoline-3-carboxylic acid
    —— 5-bromopicolinoyl chloride hydrochloride 943778-90-3 C6H3BrClNO*ClH
    5-bromopicolinoyl chloride hydrochloride
    —— 5-Acetoxymethyl-4-(2-methoxycarbonyl-ethyl)-3-methoxycarbonylmethyl-1H-pyrrole-2-carboxylic acid 2,2,2-tribromo-ethyl ester 104705-81-9 C17H20Br3NO8
    5-Acetoxymethyl-4-(2-methoxycarbonyl-ethyl)-3-methoxycarbonylmethyl-1H-pyrrole-2-carboxylic acid 2,2,2-tribromo-ethyl ester
    —— (5-chloro-pent-3-enyl)-cyclohexyl ether 53263-63-1 C11H19ClO
    (5-chloro-pent-3-enyl)-cyclohexyl ether
    —— 5-[(R)-2-[[(S)-2-[2-(6-amidino-1-ethylindol-2-yl)ethyl]pyrrolidinyl]carbonyl]pyrrolidinyl]pentanoic acid 200183-23-9 C27H39N5O3
    5-[(R)-2-[[(S)-2-[2-(6-amidino-1-ethylindol-2-yl)ethyl]pyrrolidinyl]carbonyl]pyrrolidinyl]pentanoic acid
    —— 5,5'-dipropyl-2,2'-azino-bis-thiazolidin-4-one 109016-04-8 C12H18N4O2S2
    5,5'-dipropyl-2,2'-azino-bis-thiazolidin-4-one
    —— 5-methylcyclononanone 80926-31-4 C10H18O
    5-methylcyclononanone
    —— 5-((4-isopentyl-7-methyloctyl)oxy)isophthaloyl dichloride 1431557-26-4 C22H32Cl2O3
    5-((4-isopentyl-7-methyloctyl)oxy)isophthaloyl dichloride
    —— (((((((5-(benzyloxy)-1,3-phenylene)bis(methylene))bis(oxy))bis(benzene-5,1,3-triyl))tetrakis(methylene))tetrakis(oxy))tetrakis(benzene-5,1,3-triyl))octamethanol 1161868-03-6 C63H64O15
    (((((((5-(benzyloxy)-1,3-phenylene)bis(methylene))bis(oxy))bis(benzene-5,1,3-triyl))tetrakis(methylene))tetrakis(oxy))tetrakis(benzene-5,1,3-triyl))octamethanol
    —— 5-Amino-3-oxa-7-thia-9-azatricyclo[6.4.0.02,6]dodeca-1(8),2(6),4,9,11-pentaene-4-carboxamide 881898-20-0 C10H7N3O2S
    5-Amino-3-oxa-7-thia-9-azatricyclo[6.4.0.02,6]dodeca-1(8),2(6),4,9,11-pentaene-4-carboxamide
    —— 5-Iodo-2-methyl-1,3-oxazole 2287275-07-2 C4H4INO
    5-Iodo-2-methyl-1,3-oxazole
    —— 5,5'-bis-benzothiazol-2-yl-3,3'-bis-(4-nitro-phenyl)-3<i>H</i>,3'<i>H</i>-2,2'-(3,3'-dimethoxy-biphenyl-4,4'-diyl)-bis-tetrazolium; dibromide 120297-22-5 2Br*C42H28N12O6S2
    5,5'-bis-benzothiazol-2-yl-3,3'-bis-(4-nitro-phenyl)-3<i>H</i>,3'<i>H</i>-2,2'-(3,3'-dimethoxy-biphenyl-4,4'-diyl)-bis-tetrazolium; dibromide
    —— (5Z,9E)-11-[((Z)-2-Oct-2-enyl)-[1,3]dithian-2-yl]-undeca-5,9-dienoic acid 162709-43-5 C23H38O2S2
    (5Z,9E)-11-[((Z)-2-Oct-2-enyl)-[1,3]dithian-2-yl]-undeca-5,9-dienoic acid
    —— 5-(3,4,5-trimethoxyphenyl)-5H-2,3,6,7-tetrahydrobenzo<h>thiazolo<2,3-b>quinazoline-3-one 128483-32-9 C23H22N2O4S
    5-(3,4,5-trimethoxyphenyl)-5H-2,3,6,7-tetrahydrobenzo<h>thiazolo<2,3-b>quinazoline-3-one
    —— 5-Benzoyl-3-(propan-2-yl)-2,5-diazaspiro[3.4]octan-1-one 2174001-45-5 C16H20N2O2
    5-Benzoyl-3-(propan-2-yl)-2,5-diazaspiro[3.4]octan-1-one