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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-2,2'-(1,2-ethandiyl)bis(1,3,4-oxadiazole) 138540-92-8 C8H10N4O2
    5,5'-dimethyl-2,2'-(1,2-ethandiyl)bis(1,3,4-oxadiazole)
    —— 5-(furan-2-yl)-3-(1-methyl-4,5,6,7-tetrahydro-1H-indol-2-yl)-4,5-dihydroisoxazol-5-ol 1619929-27-9 C16H18N2O3
    5-(furan-2-yl)-3-(1-methyl-4,5,6,7-tetrahydro-1H-indol-2-yl)-4,5-dihydroisoxazol-5-ol
    —— 5-(2-Methylpropyl)-5-prop-2-enyl-1,3-bis(trimethylsilyl)-1,3-diazinane-2,4,6-trione 52937-70-9 C17H32N2O3Si2
    5-(2-Methylpropyl)-5-prop-2-enyl-1,3-bis(trimethylsilyl)-1,3-diazinane-2,4,6-trione
    —— 5-(4-Methoxy-phenyl)-2-methyl-1-(4-nitro-phenyl)-1H-pyrrole-3-carboxylic acid ethyl ester 83491-01-4 C21H20N2O5
    5-(4-Methoxy-phenyl)-2-methyl-1-(4-nitro-phenyl)-1H-pyrrole-3-carboxylic acid ethyl ester
    —— 5-(dibenzo[b,d]furan-4-yl)-3-morpholino-1H-isochromen-1-one 1239347-87-5 C25H19NO4
    5-(dibenzo[b,d]furan-4-yl)-3-morpholino-1H-isochromen-1-one
    —— 5-acetoxy-6-bromo-2-methyl-1-phenyl-indole-3-carboxylic acid ethyl ester 40945-73-1 C20H18BrNO4
    5-acetoxy-6-bromo-2-methyl-1-phenyl-indole-3-carboxylic acid ethyl ester
    —— 5,6,8-Trimethoxydinaphtho<1,2-b:2',1'-d>furan 91913-09-6 C23H18O4
    5,6,8-Trimethoxydinaphtho<1,2-b:2',1'-d>furan
    —— 5-(4-bromo-5-methylthiophen-2-yl)oxazole 1112457-33-6 C8H6BrNOS
    5-(4-bromo-5-methylthiophen-2-yl)oxazole
    —— 5-bromoisoquinolin-6-ol 918488-42-3 C9H6BrNO
    5-bromoisoquinolin-6-ol
    —— (+)-(5S)-3-methyl-5-propylcyclohex-2-en-1-one 1089183-36-7 C10H16O
    (+)-(5S)-3-methyl-5-propylcyclohex-2-en-1-one
    —— 5-cyano-1H-pyrrolo[2,3-c]pyridine-2-carboxylic acid 800401-88-1 C9H5N3O2
    5-cyano-1H-pyrrolo[2,3-c]pyridine-2-carboxylic acid
    —— 5-(1,2-benzisoxazol-3-yl)-6,7-dichloro-2,3-dihydrobenzofuran-2-carboxylic acid 90246-67-6 C16H9Cl2NO4
    5-(1,2-benzisoxazol-3-yl)-6,7-dichloro-2,3-dihydrobenzofuran-2-carboxylic acid
    —— (5-Phenyl-4-p-tolylamino-thieno[2,3-d]pyrimidin-2-yl)-acetic acid ethyl ester 141424-29-5 C23H21N3O2S
    (5-Phenyl-4-p-tolylamino-thieno[2,3-d]pyrimidin-2-yl)-acetic acid ethyl ester
    —— 5-(phenylthio)-1,10-phenanthroline 1335008-75-7 C18H12N2S
    5-(phenylthio)-1,10-phenanthroline
    —— 5-Chlor-1-(3-chlor-2-hydroxypropyl)-3-nitroindazol 141278-25-3 C10H9Cl2N3O3
    5-Chlor-1-(3-chlor-2-hydroxypropyl)-3-nitroindazol
    —— 5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-isopropilbenzylidene)hydrazide 957761-17-0 C18H22N4O
    5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-isopropilbenzylidene)hydrazide
    —— 5-(benzyloxy)-2-bromopyrimidine 1204139-67-2 C11H9BrN2O
    5-(benzyloxy)-2-bromopyrimidine
    —— 5-amino-1-[3-(4-methoxy)phenylpropyl]-4-[3-(2-furyl)-1,2,4-triazol-5-yl]pyrazole 316173-63-4 C19H20N6O2
    5-amino-1-[3-(4-methoxy)phenylpropyl]-4-[3-(2-furyl)-1,2,4-triazol-5-yl]pyrazole
    —— (5-Phenyl-4-phenylamino-thieno[2,3-d]pyrimidin-2-yl)-acetic acid ethyl ester 141424-26-2 C22H19N3O2S
    (5-Phenyl-4-phenylamino-thieno[2,3-d]pyrimidin-2-yl)-acetic acid ethyl ester
    —— 5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-cyanobenzylidene)hydrazide 957761-21-6 C16H15N5O
    5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-cyanobenzylidene)hydrazide
    —— 5,7,7-trimethyloct-1-en-3-ol 71621-72-2 C11H22O
    5,7,7-trimethyloct-1-en-3-ol
    —— 5-Ethyl-1,2,3-selenadiazol 30309-66-1 C4H6N2Se
    5-Ethyl-1,2,3-selenadiazol
    —— [5-Isopropyl-4-methoxy-2-(2-oxo-butyl)-phenyl]-carbamic acid tert-butyl ester 185063-86-9 C19H29NO4
    [5-Isopropyl-4-methoxy-2-(2-oxo-butyl)-phenyl]-carbamic acid tert-butyl ester
    —— 5,5',8,8'-Tetramethoxy-2,2'-binaphthyl-1,4:1',4'-dichinon 104505-93-3 C24H18O8
    5,5',8,8'-Tetramethoxy-2,2'-binaphthyl-1,4:1',4'-dichinon
    —— (+/-)-5,7,7-trimethyl-oct-2<i>t</i>-enoic acid 85187-12-8 C11H20O2
    (+/-)-5,7,7-trimethyl-oct-2<i>t</i>-enoic acid
    —— 5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-nitrobenzylidene)hydrazide 957760-08-6 C15H15N5O3
    5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-nitrobenzylidene)hydrazide
    —— 5-acetylamino-2-(2-carboxy-ethyl)-benzoic acid 224181-98-0 C12H13NO5
    5-acetylamino-2-(2-carboxy-ethyl)-benzoic acid
    —— 5-(t-butyldimethylsilyloxy)methylthiophene-2-carboxaldehyde 212914-59-5 C12H20O2SSi
    5-(t-butyldimethylsilyloxy)methylthiophene-2-carboxaldehyde
    —— 5-Aminomethyl-2-methylthiophene-3-carbonitrile.HCl 280781-69-3 C7H8N2S*ClH
    5-Aminomethyl-2-methylthiophene-3-carbonitrile.HCl
    —— 5-hydroxymethylthiophene-3-carbaldehyde 212914-89-1 C6H6O2S
    5-hydroxymethylthiophene-3-carbaldehyde
    —— 5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-methylbenzylidene)hydrazide 1119448-76-8 C16H18N4O
    5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-methylbenzylidene)hydrazide
    —— [5-(2-Methylpropyl)-2-(1,3-thiazol-2-yl)-1,3-thiazol-4-yl]methanol 960527-26-8 C11H14N2OS2
    [5-(2-Methylpropyl)-2-(1,3-thiazol-2-yl)-1,3-thiazol-4-yl]methanol
    —— 5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-dimethylaminobenzylidene)hydrazide 957760-10-0 C17H21N5O
    5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-dimethylaminobenzylidene)hydrazide
    —— 5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-chlorobenzylidene)hydrazide 957760-04-2 C15H15ClN4O
    5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-chlorobenzylidene)hydrazide
    —— 5-(2-chlorophenyl)-7-cyano-1,3-dihydro-8-methoxy-2H-1,4-benzodiazepin-2-thione 882531-71-7 C17H12ClN3OS
    5-(2-chlorophenyl)-7-cyano-1,3-dihydro-8-methoxy-2H-1,4-benzodiazepin-2-thione
    —— 5-Phenyl-octafluordibenzophosphol-5-oxid 36126-97-3 C18H5F8OP
    5-Phenyl-octafluordibenzophosphol-5-oxid
    —— 5-fluoro-3-[2-furyl(imino)methyl]pyridin-2-amine 869557-44-8 C10H8FN3O
    5-fluoro-3-[2-furyl(imino)methyl]pyridin-2-amine
    —— 5-methoxycarbonylamino-pyridine-2-carboxylic acid methyl ester 67516-02-3 C9H10N2O4
    5-methoxycarbonylamino-pyridine-2-carboxylic acid methyl ester
    —— 5-Carbomethoxy-6-benzyloxy-1,2-isopropylimino-1,2,3,4-tetrhydronapthalin 59605-33-3 C22H25NO3
    5-Carbomethoxy-6-benzyloxy-1,2-isopropylimino-1,2,3,4-tetrhydronapthalin
    —— 5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (benzo[1,3]dioxol-5-ylmethylene)hydrazide 957761-22-7 C16H16N4O3
    5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (benzo[1,3]dioxol-5-ylmethylene)hydrazide
    —— 5,7,7-trimethyl-2-propionyl-oct-2-enoic acid methylester 952583-31-2 C15H26O3
    5,7,7-trimethyl-2-propionyl-oct-2-enoic acid methylester
    —— 5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-bromobenzylidene)hydrazide 957761-19-2 C15H15BrN4O
    5,6,7,8-tetrahydroimidazo[1,2-a]pyridine-2-carboxylic acid (4-bromobenzylidene)hydrazide
    —— 5,5',6,6',7,7',8,8'-Octahydro-9,9',10,10'-tetramethoxy<2,2'-bianthryl>-1,4:1',4'-dichinon 99968-11-3 C32H30O8
    5,5',6,6',7,7',8,8'-Octahydro-9,9',10,10'-tetramethoxy<2,2'-bianthryl>-1,4:1',4'-dichinon
    —— (5S)-4-tert-butoxycarbonyl-5-(2-hydroxyethyl)-1-thia-4-azacyclohexane 1000806-67-6 C11H21NO3S
    (5S)-4-tert-butoxycarbonyl-5-(2-hydroxyethyl)-1-thia-4-azacyclohexane
    —— 5-Oxo-5H-pyrrolo[2,1-a]isoindole-1,2,3-tricarboxylic acid trimethyl ester 206366-50-9 C17H13NO7
    5-Oxo-5H-pyrrolo[2,1-a]isoindole-1,2,3-tricarboxylic acid trimethyl ester
    —— 5-(Methylphenylamino)-3-phenyl-4-(triphenylsilylethinyl)isoxazol 135703-02-5 C36H28N2OSi
    5-(Methylphenylamino)-3-phenyl-4-(triphenylsilylethinyl)isoxazol
    —— 5-bromo-N<sup>3</sup>-(2-(tetrahydro-2H-pyran-4-yl)ethyl)pyrazine-2,3-diamine 1021918-87-5 C11H17BrN4O
    5-bromo-N<sup>3</sup>-(2-(tetrahydro-2H-pyran-4-yl)ethyl)pyrazine-2,3-diamine
    —— (5S)-5-isobutyl-2-(2,4,4-trimethylpentyl)imidazolidin-4-one 1084907-60-7 C15H30N2O
    (5S)-5-isobutyl-2-(2,4,4-trimethylpentyl)imidazolidin-4-one
    —— 5-Decyne, 1-(1,1-dimethylethoxy)- 69775-83-3 C14H26O
    5-Decyne, 1-(1,1-dimethylethoxy)-
    —— 5-methoxy-1''-(2-phenyl-1H-benzo[d]imidazole-5-carbonyl)spiro[chroman-2,4''-piperidin]-4-one 1031414-84-2 C28H25N3O4
    5-methoxy-1''-(2-phenyl-1H-benzo[d]imidazole-5-carbonyl)spiro[chroman-2,4''-piperidin]-4-one