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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-{1-[N'-(2-nitro-phenyl)-hydrazino]-ethylidene}-cyclohexane-1,3-dione 58635-23-7 C16H19N3O4
    5,5-Dimethyl-2-{1-[N'-(2-nitro-phenyl)-hydrazino]-ethylidene}-cyclohexane-1,3-dione
    —— 5'-O-phosphoryl-2'-deoxycytidylyl-(3'->5')-2',3'-di-O-(tert-butyldimethylsilyl)adenosine 357624-06-7 C31H54N8O13P2Si2
    5'-O-phosphoryl-2'-deoxycytidylyl-(3'->5')-2',3'-di-O-(tert-butyldimethylsilyl)adenosine
    —— 5-((E)-2-Cyano-2-methoxycarbonyl-vinyl)-3,4-dimethyl-1H-pyrrole-2-carboxylic acid 250216-07-0 C12H12N2O4
    5-((E)-2-Cyano-2-methoxycarbonyl-vinyl)-3,4-dimethyl-1H-pyrrole-2-carboxylic acid
    —— (((5-(2-methylcyclopentyl)pentyl)oxy)methyl)benzene 1043905-82-3 C18H28O
    (((5-(2-methylcyclopentyl)pentyl)oxy)methyl)benzene
    —— 5-octyloxymethyl-1-(2',3',5'-tri-O-benzoyl-β-D-ribofuranosyl)pyrimidine-2,4(1H,3H)-dione 1334715-77-3 C39H42N2O10
    5-octyloxymethyl-1-(2',3',5'-tri-O-benzoyl-β-D-ribofuranosyl)pyrimidine-2,4(1H,3H)-dione
    —— 5-(((5-phenyl-1,3,4-oxadiazol-2-yl)thio)methyl)pyrimidine-2,4(1H,3H)-dione 84345-64-2 C13H10N4O3S
    5-(((5-phenyl-1,3,4-oxadiazol-2-yl)thio)methyl)pyrimidine-2,4(1H,3H)-dione
    —— 5-(3-(1H-benzo[d]imidazol-1-yl)propyl)-2-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-thiazole-4-carboxylic acid 1235032-94-6 C31H26N6O3S2
    5-(3-(1H-benzo[d]imidazol-1-yl)propyl)-2-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-thiazole-4-carboxylic acid
    —— 5-chloro-N-(5-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)-4-methylthiazol-2-yl)-2-methoxybenzamide 959749-38-3 C15H11ClF6N2O3S
    5-chloro-N-(5-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)-4-methylthiazol-2-yl)-2-methoxybenzamide
    —— 5-tert-butylthio-1,2,3-thiadiazole-4-carbaldehyde 151918-53-5 C7H10N2OS2
    5-tert-butylthio-1,2,3-thiadiazole-4-carbaldehyde
    —— (5<i>RS</i>,6<i>RS</i>)-6-hydroxy-10,10-dimethyl-2,9,11,14-tetraoxa-dispiro[4.1.5.3]pentadecan-3-one 105904-96-9 C13H20O6
    (5<i>RS</i>,6<i>RS</i>)-6-hydroxy-10,10-dimethyl-2,9,11,14-tetraoxa-dispiro[4.1.5.3]pentadecan-3-one
    —— (+/-)-5-methyl-(3a<i>r</i>,6a<i>c</i>)-3,3a, 6,6a-tetrahydro-1<i>H</i>-cyclopenta[<i>c</i>]furan-4-carbaldehyde-(2,4-dinitro-phenylhydrazone) 109403-38-5 C15H16N4O5
    (+/-)-5-methyl-(3a<i>r</i>,6a<i>c</i>)-3,3a, 6,6a-tetrahydro-1<i>H</i>-cyclopenta[<i>c</i>]furan-4-carbaldehyde-(2,4-dinitro-phenylhydrazone)
    —— 5'ξ-Acetoxy-3-oxo-2',3',4',5'-tetrahydroandrost-4-en-<17β(1')>-spiro<2'>furan 52401-23-7 C24H34O4
    5'ξ-Acetoxy-3-oxo-2',3',4',5'-tetrahydroandrost-4-en-<17β(1')>-spiro<2'>furan
    —— 5,8-Bis(ethylendioxy)-1-jodnonan 33548-58-2 C13H23IO4
    5,8-Bis(ethylendioxy)-1-jodnonan
    —— 5-(3-(4-fluorobenzyl)-2-oxoimidazolidin-1-yl)-3-methyl-N-((2-methylthiazol-4-yl)methyl)thiophene-2-carboxamide 1072806-15-5 C21H21FN4O2S2
    5-(3-(4-fluorobenzyl)-2-oxoimidazolidin-1-yl)-3-methyl-N-((2-methylthiazol-4-yl)methyl)thiophene-2-carboxamide
    —— 5-Fluoro-1H-pyrrolo[2,3-c]pyridine-3-carboxylic acid {2-[4-(3,4-dimethoxy-benzoylamino)-phenyl]-2-methyl-propyl}-amide 1067192-25-9 C27H27FN4O4
    5-Fluoro-1H-pyrrolo[2,3-c]pyridine-3-carboxylic acid {2-[4-(3,4-dimethoxy-benzoylamino)-phenyl]-2-methyl-propyl}-amide
    —— 5,8-dimethyl-2-oxo-1,2,3,3a,4,5-hexahydrocyclopenta<de>quinoline 134330-16-8 C13H15NO
    5,8-dimethyl-2-oxo-1,2,3,3a,4,5-hexahydrocyclopenta<de>quinoline
    —— 5-Cyano-4-[(E)-2-(4-methoxy-phenyl)-vinyl]-6-oxo-1-o-tolyl-1,6-dihydro-pyridazine-3-carboxylic acid ethyl ester 132784-15-7 C24H21N3O4
    5-Cyano-4-[(E)-2-(4-methoxy-phenyl)-vinyl]-6-oxo-1-o-tolyl-1,6-dihydro-pyridazine-3-carboxylic acid ethyl ester
    —— 5,7-dibromo-N-(p-(selenocyanatomethyl)benzyl)isatin 1344698-30-1 C17H10Br2N2O2Se
    5,7-dibromo-N-(p-(selenocyanatomethyl)benzyl)isatin
    —— 5-Bromo-3-hydroxy-pyridine-2-carboxylic acid [3-(5-amino-3-difluoromethyl-3,6-dihydro-2H-[1,4]oxazin-3-yl)-phenyl]-amide 1262858-05-8 C17H15BrF2N4O3
    5-Bromo-3-hydroxy-pyridine-2-carboxylic acid [3-(5-amino-3-difluoromethyl-3,6-dihydro-2H-[1,4]oxazin-3-yl)-phenyl]-amide
    —— 5-n-Nonyl-2-(4-n-hexyloxyphenyl)-4,6-dihydroxypyrimidin 57201-60-2 C25H38N2O3
    5-n-Nonyl-2-(4-n-hexyloxyphenyl)-4,6-dihydroxypyrimidin
    —— 5-Acetyl-3,4-dimethyl-2-imino-4-thiazolin 57591-75-0 C7H10N2OS
    5-Acetyl-3,4-dimethyl-2-imino-4-thiazolin
    —— (5S)-3-[4-(2H-tetrazol-5-yl)phenoxy]-5-[4-(trifluoromethoxy)phenyl]-4,5-dihydro-1,2-oxazole 1256370-31-6 C17H12F3N5O3
    (5S)-3-[4-(2H-tetrazol-5-yl)phenoxy]-5-[4-(trifluoromethoxy)phenyl]-4,5-dihydro-1,2-oxazole
    —— 5-{[2-(perfluorooctyl)ethyl]thiomethyl}-1,3,4-oxadiazole-2-thione 1309763-33-4 C13H7F17N2OS2
    5-{[2-(perfluorooctyl)ethyl]thiomethyl}-1,3,4-oxadiazole-2-thione
    —— (5-acetylsulfanylmethyl-furan-2-yl)-(3,5-dichloro-phenylamino)-acetic acid 434330-84-4 C15H13Cl2NO4S
    (5-acetylsulfanylmethyl-furan-2-yl)-(3,5-dichloro-phenylamino)-acetic acid
    —— 5-[1-(4-Chloro-phenyl)-meth-(Z)-ylidene]-3-phenylaminomethyl-2-thioxo-imidazolidin-4-one 128256-77-9 C17H14ClN3OS
    5-[1-(4-Chloro-phenyl)-meth-(Z)-ylidene]-3-phenylaminomethyl-2-thioxo-imidazolidin-4-one
    —— 5-Methanesulfonyl-3-methylpyridin-2-amine 1361478-88-7 C7H10N2O2S
    5-Methanesulfonyl-3-methylpyridin-2-amine
    —— 5-(4-Methylphenyl)-2-thioxoimidazolidin-4-one 1141433-29-5 C10H10N2OS
    5-(4-Methylphenyl)-2-thioxoimidazolidin-4-one
    —— 5-methyl-10-(trifluoroacetyl)thieno[2',3':5,6]pyrimido[2,1-a]isoindol-4(5H)-one 1098336-21-0 C16H9F3N2O2S
    5-methyl-10-(trifluoroacetyl)thieno[2',3':5,6]pyrimido[2,1-a]isoindol-4(5H)-one
    —— 5-(4-(5-(4-(4-isopropylbenzyloxy)benzylidene)-3-methyl-4-oxothiazolidin-2-ylideneamino)phenyl)-1,1-dioxo-1λ6-[1,2,5]thiadiazolidin-3-one 1186633-98-6 C29H28N4O5S2
    5-(4-(5-(4-(4-isopropylbenzyloxy)benzylidene)-3-methyl-4-oxothiazolidin-2-ylideneamino)phenyl)-1,1-dioxo-1λ6-[1,2,5]thiadiazolidin-3-one
    —— 5-chloro-3-lithiobenzo<b>thiophene 33988-24-8 C8H4ClLiS
    5-chloro-3-lithiobenzo<b>thiophene
    —— 5,5-Dimethyl-2-oxo-2λ<sup>5</sup>-[1,3,2]dioxaphosphinan-2-olatetetramethyl-ammonium; 41821-80-1 C4H12N*C5H10O4P
    5,5-Dimethyl-2-oxo-2λ<sup>5</sup>-[1,3,2]dioxaphosphinan-2-olatetetramethyl-ammonium;
    —— 5,6-Diphenyl-6,7-dihydro-5H-2-oxa-2aλ<sup>4</sup>,3-dithia-1,4-diaza-cyclopenta[cd]indene 101407-64-1 C18H14N2OS2
    5,6-Diphenyl-6,7-dihydro-5H-2-oxa-2aλ<sup>4</sup>,3-dithia-1,4-diaza-cyclopenta[cd]indene
    —— 5'-(benzenesulfinyl)-3'-hydroxy-6-phenylspiro[bicyclo[2.2.1]hept-2-ene-5,2'-cyclopentane]-1'-one 129840-95-5 C23H22O3S
    5'-(benzenesulfinyl)-3'-hydroxy-6-phenylspiro[bicyclo[2.2.1]hept-2-ene-5,2'-cyclopentane]-1'-one
    —— 5-(7-methyl-6-((N-methyl,N-methylsulfonylamino)methyl)-4-morpholinothieno[3,2-d]pyrimidin-2-yl)pyridin-2-amine 1033735-10-2 C19H24N6O3S2
    5-(7-methyl-6-((N-methyl,N-methylsulfonylamino)methyl)-4-morpholinothieno[3,2-d]pyrimidin-2-yl)pyridin-2-amine
    —— 5-[1,3]Dioxolan-2-yl-pentanethioic acid S-phenyl ester 122888-11-3 C14H18O3S
    5-[1,3]Dioxolan-2-yl-pentanethioic acid S-phenyl ester
    —— 5,5-ethylenedioxy-8-hydroxy-3-methanesulfonyl-3-azabicyclo<4.2.0>octane 80813-67-8 C10H17NO5S
    5,5-ethylenedioxy-8-hydroxy-3-methanesulfonyl-3-azabicyclo<4.2.0>octane
    —— 5-Acetoxy-3-ethoxycarbonyl-2-methoxycarbonyl-6-phenylpyridine 133487-85-1 C18H17NO6
    5-Acetoxy-3-ethoxycarbonyl-2-methoxycarbonyl-6-phenylpyridine
    —— 5.7-dioxo-3-ethyl-tetrahydro-3H-vic.-triazolo<4.5-d>pyrimidin 2083-07-0 C6H7N5O2
    5.7-dioxo-3-ethyl-tetrahydro-3H-vic.-triazolo<4.5-d>pyrimidin
    —— 5'-O-monomethoxytrityl-N<sup>6</sup>-p-nitrophenylethoxycarbonyl-2'-deoxyadenosine-3'-(2,5-dichlorophenyl,p-nitrophenylethyl)-phosphate 91592-97-1 C53H46Cl2N7O13P
    5'-O-monomethoxytrityl-N<sup>6</sup>-p-nitrophenylethoxycarbonyl-2'-deoxyadenosine-3'-(2,5-dichlorophenyl,p-nitrophenylethyl)-phosphate
    —— 5-Bromo-1-(2-oxopropyl)-1,2-dihydropyridin-2-one hydrochloride 1795276-46-8 C8H9BrClNO2
    5-Bromo-1-(2-oxopropyl)-1,2-dihydropyridin-2-one hydrochloride
    —— 5-hydroxy-2-methoxy-N-propan-2-ylbenzamide 1052106-86-1 C11H15NO3
    5-hydroxy-2-methoxy-N-propan-2-ylbenzamide
    —— 5-Methyl-5-phenyl-hydantoin-3-<essigsaeure-anilid> 743-03-3 C18H17N3O3
    5-Methyl-5-phenyl-hydantoin-3-<essigsaeure-anilid>
    —— 5-((tert-butyldimethylsilyl)oxy)-1-(1-((trimethylsilyl)ethynyl)cyclopropyl)pent-2-yn-1-ol 1448773-40-7 C19H34O2Si2
    5-((tert-butyldimethylsilyl)oxy)-1-(1-((trimethylsilyl)ethynyl)cyclopropyl)pent-2-yn-1-ol
    —— 5-Methyl-2-(2-methylphenyl)morpholine 1099679-79-4 C12H17NO
    5-Methyl-2-(2-methylphenyl)morpholine
    —— 5-(5-bromo-furan-2-yl)-3-phenyl-isoxazole 2976-10-5 C13H8BrNO2
    5-(5-bromo-furan-2-yl)-3-phenyl-isoxazole
    —— {5-[4-Methyl-2-(4-trifluoromethyl-phenyl)-thiazol-5-ylmethylsulfanyl]-indan-2-yl}-acetic acid 600166-29-8 C23H20F3NO2S2
    {5-[4-Methyl-2-(4-trifluoromethyl-phenyl)-thiazol-5-ylmethylsulfanyl]-indan-2-yl}-acetic acid
    —— 5-n-Octyl-2-(4-n-pentyloxyphenyl)-4,6-dihydroxypyrimidin 57201-52-2 C23H34N2O3
    5-n-Octyl-2-(4-n-pentyloxyphenyl)-4,6-dihydroxypyrimidin
    —— 5-(5-hydroxy-2-pyridyl)-1-phenyl-1H-pyrazole-3-carboxylic acid ethyl ester 858599-16-3 C17H15N3O3
    5-(5-hydroxy-2-pyridyl)-1-phenyl-1H-pyrazole-3-carboxylic acid ethyl ester
    —— (5-bromo-2-chloro-pyrimidin-4-yl)-(2-pyridin-4-yl-ethyl)-amine hydrochloride 1220416-56-7 C11H10BrClN4*ClH
    (5-bromo-2-chloro-pyrimidin-4-yl)-(2-pyridin-4-yl-ethyl)-amine hydrochloride
    —— 5-Benzyloxy-4-nitro-2H-pyrazole-3-carboxylic acid cyclopropylamide 161235-81-0 C14H14N4O4
    5-Benzyloxy-4-nitro-2H-pyrazole-3-carboxylic acid cyclopropylamide