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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-((3,5-bis(trifluoromethyl)phenyl)ethynyl)-1-(6-(hydroxymethyl)-4-tritylmorpholin-2-yl)pyrimidine-2,4(1H,3H)-dione 1391025-70-9 C38H29F6N3O4
    5-((3,5-bis(trifluoromethyl)phenyl)ethynyl)-1-(6-(hydroxymethyl)-4-tritylmorpholin-2-yl)pyrimidine-2,4(1H,3H)-dione
    —— 5-Acetamino-5-deoxy-D-xylose-diethyl-dithioacetal 4768-51-8 C11H23NO4S2
    5-Acetamino-5-deoxy-D-xylose-diethyl-dithioacetal
    —— 5α-Pregnan-3,20-dion-20-oxim 6690-25-1 C21H33NO2
    5α-Pregnan-3,20-dion-20-oxim
    —— 5,10-difluorobenzo[4,5]imidazo[1,2-a]imidazo[1,2-c]quinazoline 1560667-54-0 C16H8F2N4
    5,10-difluorobenzo[4,5]imidazo[1,2-a]imidazo[1,2-c]quinazoline
    —— 5-Hydroxy-2,2-dimethyl-4-[(E)-3,4,5-trichloro-phenylimino]-chroman-6-carboxylic acid methyl ester 38306-29-5 C19H16Cl3NO4
    5-Hydroxy-2,2-dimethyl-4-[(E)-3,4,5-trichloro-phenylimino]-chroman-6-carboxylic acid methyl ester
    —— (5S)-5-[(1R)-1-diphenylphosphorylethyl]-3-methyl-4,5-dihydro-1,2-oxazole 136679-72-6 C18H20NO2P
    (5S)-5-[(1R)-1-diphenylphosphorylethyl]-3-methyl-4,5-dihydro-1,2-oxazole
    —— 5-(3,5-diisopropyl-4-hydroxybenzyl)uracil 84876-25-5 C17H22N2O3
    5-(3,5-diisopropyl-4-hydroxybenzyl)uracil
    —— 5-(3-chloro-phenyl)-[1,2,4]oxadiazole-3-carbaldehyde 657424-70-9 C9H5ClN2O2
    5-(3-chloro-phenyl)-[1,2,4]oxadiazole-3-carbaldehyde
    —— 5-(5-chlorosulfonyl-3-hydroxythiophene-2-yl)-1-methyl-3-n-propyl-6,7-dihydro-1H-pyrazolo-[4,3-d]pyrimidin-7-one 260781-05-3 C13H13ClN4O4S2
    5-(5-chlorosulfonyl-3-hydroxythiophene-2-yl)-1-methyl-3-n-propyl-6,7-dihydro-1H-pyrazolo-[4,3-d]pyrimidin-7-one
    —— 5-cyano-5-ethoxyformacyl-4-(3,5-dimethoxyphenyl)-2-methyl-4,5-dihydrooxazole 1486487-88-0 C16H18N2O5
    5-cyano-5-ethoxyformacyl-4-(3,5-dimethoxyphenyl)-2-methyl-4,5-dihydrooxazole
    —— 5,11,17,23,29-penta-tert-butyl-31-methoxy-32,33,34,35-tetrahydroxycalix<5>arene 166301-84-4 C56H72O5
    5,11,17,23,29-penta-tert-butyl-31-methoxy-32,33,34,35-tetrahydroxycalix<5>arene
    —— 5-ethynyl-3,3'-dihexyl-5'-nitro-2,2'-bithiophene 1046810-57-4 C22H29NO2S2
    5-ethynyl-3,3'-dihexyl-5'-nitro-2,2'-bithiophene
    —— 5-benzyl-3-hexanoyltetramic acid 115084-99-6 C17H21NO3
    5-benzyl-3-hexanoyltetramic acid
    —— 5-Amino-7-benzyloxy-4-iodo-1-methanesulfonyl-1H-indole-2-carboxylic acid methyl ester 757951-81-8 C18H17IN2O5S
    5-Amino-7-benzyloxy-4-iodo-1-methanesulfonyl-1H-indole-2-carboxylic acid methyl ester
    —— 5-(trifluoromethyl)-1-{2-[3-(trifluoromethyl)phenyl]-4-pyrimidinyl}-1H-pyrazole-4-carboxylic acid 1158984-36-1 C16H8F6N4O2
    5-(trifluoromethyl)-1-{2-[3-(trifluoromethyl)phenyl]-4-pyrimidinyl}-1H-pyrazole-4-carboxylic acid
    —— 5,6-dihydro-1,4(4H)-thiazin-2-yl 3,4-dichlorophenyl ketone 101988-22-1 C11H9Cl2NOS
    5,6-dihydro-1,4(4H)-thiazin-2-yl 3,4-dichlorophenyl ketone
    —— (5-chloro-6-methoxypyridin-2-yl)(4-cyclopropylphenyl)methanol 1310948-63-0 C16H16ClNO2
    (5-chloro-6-methoxypyridin-2-yl)(4-cyclopropylphenyl)methanol
    —— 5-chloro-2-({[5-(difluoromethoxy)-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl]methyl}sulfonyl)-1,3-oxazole 1192666-81-1 C10H7ClF5N3O4S
    5-chloro-2-({[5-(difluoromethoxy)-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl]methyl}sulfonyl)-1,3-oxazole
    —— 5-{2-[2-(tert-Butyl-dimethyl-silanyloxymethyl)-4-fluoro-phenyl]-ethyl}-5-hydroxy-6-methyl-3-oxo-heptanoic acid methyl ester 261708-41-2 C24H39FO5Si
    5-{2-[2-(tert-Butyl-dimethyl-silanyloxymethyl)-4-fluoro-phenyl]-ethyl}-5-hydroxy-6-methyl-3-oxo-heptanoic acid methyl ester
    —— 5-(3-quinolinoyl)-6-chloro-3-(2-(S)-azetidinylmethoxy)pyridine 191161-81-6 C19H16ClN3O2
    5-(3-quinolinoyl)-6-chloro-3-(2-(S)-azetidinylmethoxy)pyridine
    —— 5,7-dichloro-4-(1,3-dioxolan-2-yl)-2-(2-hydroxyethoxycarbonyl)-1,2,3,4-tetrahydroquinoline 132688-46-1 C15H17Cl2NO5
    5,7-dichloro-4-(1,3-dioxolan-2-yl)-2-(2-hydroxyethoxycarbonyl)-1,2,3,4-tetrahydroquinoline
    —— 5-Hydroxy-1-isopropyl-2,6-dimethyl-indol-3-carbonsaeure-ethylester 5065-86-1 C16H21NO3
    5-Hydroxy-1-isopropyl-2,6-dimethyl-indol-3-carbonsaeure-ethylester
    —— 5-acetylamino-thiazole-2-carbothioic acid amide 117889-10-8 C6H7N3OS2
    5-acetylamino-thiazole-2-carbothioic acid amide
    —— 5-Acetyl-2-methyl-3-thiophencarbonsaeure 57915-31-8 C8H8O3S
    5-Acetyl-2-methyl-3-thiophencarbonsaeure
    —— 5,8-dimethyl-2-[2-(2-methyl-5-phenyl-2H-[1,2,4]triazol-3-yl)-ethyl]-[1,2,4]triazolo[1,5-a]pyrazine 1312301-34-0 C18H19N7
    5,8-dimethyl-2-[2-(2-methyl-5-phenyl-2H-[1,2,4]triazol-3-yl)-ethyl]-[1,2,4]triazolo[1,5-a]pyrazine
    —— 5-(1,4-dimethyl-piperidin-4-yloxy)-9H-dipyrido[2,3-b;4',3'-d]pyrrole-6-carbonitrile 1312755-10-4 C18H19N5O
    5-(1,4-dimethyl-piperidin-4-yloxy)-9H-dipyrido[2,3-b;4',3'-d]pyrrole-6-carbonitrile
    —— 5-[5-(3-pyridyl)-1,3,4-oxadiazol-2-yl]selenophene-2-carbonitrile 1312423-02-1 C12H6N4OSe
    5-[5-(3-pyridyl)-1,3,4-oxadiazol-2-yl]selenophene-2-carbonitrile
    —— 5-[bis(methyloxy)methyl]-3-chloro-2-iodopyridine 1198016-57-7 C8H9ClINO2
    5-[bis(methyloxy)methyl]-3-chloro-2-iodopyridine
    —— [5,15-bis(4-([3-(3,3-diethyl-1-triazenyl)-5-(1,1-dimethylethyl)phenyl]ethynyl)phenyl)-10,20-bis(2,4,6-trimethylphenyl)porphyrinato(2-)]zinc(2+)-d8 882878-39-9 C82H82N10Zn
    [5,15-bis(4-([3-(3,3-diethyl-1-triazenyl)-5-(1,1-dimethylethyl)phenyl]ethynyl)phenyl)-10,20-bis(2,4,6-trimethylphenyl)porphyrinato(2-)]zinc(2+)-d8
    —— 5-benzyl-1-methyl-5-morpholin-4-yl-5H-1λ4-[1,2,3,4]thiatriazole 52460-46-5 C13H18N4OS
    5-benzyl-1-methyl-5-morpholin-4-yl-5H-1λ4-[1,2,3,4]thiatriazole
    —— 5-acetyl-3-[furan-2-yl(hydroxy)methylene]-1-(4-methoxybenzyl)-indolin-2-one 1621686-50-7 C23H19NO5
    5-acetyl-3-[furan-2-yl(hydroxy)methylene]-1-(4-methoxybenzyl)-indolin-2-one
    —— 5,6,7,8-tetrahydro-3,4-dimethyl-1,2-naphthalenedicarbonitrile 80243-01-2 C14H14N2
    5,6,7,8-tetrahydro-3,4-dimethyl-1,2-naphthalenedicarbonitrile
    —— 5-{[4-(4-methylpiperazin-1-yl)quinazolin-6-yl]methylene}-1,3-thiazolidine-2,4-dione 648449-95-0 C17H17N5O2S
    5-{[4-(4-methylpiperazin-1-yl)quinazolin-6-yl]methylene}-1,3-thiazolidine-2,4-dione
    —— 5-Methoxy-2(N-cyclopropylmethyl-N-n-propylamino)-tetralin 127165-36-0 C18H27NO
    5-Methoxy-2(N-cyclopropylmethyl-N-n-propylamino)-tetralin
    —— 5-chloro-4-cyclopropyl-2-(2-chloro-6-methyl-phenylsulphonyl-aminocarbonyl)-2,4-dihydro-3H-1,2,4-triazol-3-one 135692-61-4 C13H12Cl2N4O4S
    5-chloro-4-cyclopropyl-2-(2-chloro-6-methyl-phenylsulphonyl-aminocarbonyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— 5-chloro-3-[2-(6-methyl-1,3-benzothiazol-2-yl)hydrazinyl]indol-2-one 132558-34-0 C16H11ClN4OS
    5-chloro-3-[2-(6-methyl-1,3-benzothiazol-2-yl)hydrazinyl]indol-2-one
    —— 5-allyl-2-(3-benzyloxy-1-methylpropyl)-3-methyl-tetrahydro-furan 943226-80-0 C19H28O2
    5-allyl-2-(3-benzyloxy-1-methylpropyl)-3-methyl-tetrahydro-furan
    —— (5Z,7E,22E)-(1S,3R)-1,3-bis[[dimethyl(1,1-dimethylethyl)silyl]oxy]-25-phenyl-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraen-24-one 198759-12-5 C45H70O3Si2
    (5Z,7E,22E)-(1S,3R)-1,3-bis[[dimethyl(1,1-dimethylethyl)silyl]oxy]-25-phenyl-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraen-24-one
    —— 5-(3,5-di-O-benzyl-2-O,4-C-methylene-D-ribitol-1-yl)-2-phenyloxazole 260434-56-8 C29H29NO6
    5-(3,5-di-O-benzyl-2-O,4-C-methylene-D-ribitol-1-yl)-2-phenyloxazole
    —— 5-(<i>N</i>-acetyl-4-methyl-anilinomethylene)-2-methyl-4-oxo-4,5-dihydro-furan-3-carboxylic acid ethyl ester 66439-20-1 C18H19NO5
    5-(<i>N</i>-acetyl-4-methyl-anilinomethylene)-2-methyl-4-oxo-4,5-dihydro-furan-3-carboxylic acid ethyl ester
    —— 5-(4-Dimethylamino-phenyl)-1-((2R,3aS,9aR)-5,5,7,7-tetraisopropyl-tetrahydro-1,4,6,8-tetraoxa-5,7-disila-cyclopentacycloocten-2-yl)-1H-pyrimidine-2,4-dione 129507-80-8 C29H47N3O6Si2
    5-(4-Dimethylamino-phenyl)-1-((2R,3aS,9aR)-5,5,7,7-tetraisopropyl-tetrahydro-1,4,6,8-tetraoxa-5,7-disila-cyclopentacycloocten-2-yl)-1H-pyrimidine-2,4-dione
    —— 5-(2-Hydroxymethylphenyl)-1-methyl-3-o-tolyl-1,2,4-triazol 40993-37-1 C17H17N3O
    5-(2-Hydroxymethylphenyl)-1-methyl-3-o-tolyl-1,2,4-triazol
    —— 5-ethyl-2-phenyl-4,5-dihydrooxazole 20252-70-4 C11H13NO
    5-ethyl-2-phenyl-4,5-dihydrooxazole
    —— 5,5'-bis-(4-methoxy-phenyl)-2,2'-thiophene-2,5-diyl-bis-[1,3,4]oxadiazole 2496-62-0 C22H16N4O4S
    5,5'-bis-(4-methoxy-phenyl)-2,2'-thiophene-2,5-diyl-bis-[1,3,4]oxadiazole
    —— 5-Chloro-1-diethoxyphosphoryl-1,1-difluoropentane 643013-46-1 C9H18ClF2O3P
    5-Chloro-1-diethoxyphosphoryl-1,1-difluoropentane
    —— 5-ethoxy-1,1,1,2,2,3,4,5,6,6,7,7,7-tridecafluorohept-3-ene 1239414-49-3 C9H5F13O
    5-ethoxy-1,1,1,2,2,3,4,5,6,6,7,7,7-tridecafluorohept-3-ene
    —— 5,6-bis-(2,2,2-trifluoro-ethyl)-decane 53392-92-0 C14H24F6
    5,6-bis-(2,2,2-trifluoro-ethyl)-decane
    —— 5-(isopropoxymethylene)-2,4-imidazolidinedione 136308-40-2 C7H10N2O3
    5-(isopropoxymethylene)-2,4-imidazolidinedione
    —— 5-(dimethylamino-methyl)-7<i>H</i>-pyrrolo[2,3-<i>d</i>]pyrimidin-4-ylamine 1618-43-5 C9H13N5
    5-(dimethylamino-methyl)-7<i>H</i>-pyrrolo[2,3-<i>d</i>]pyrimidin-4-ylamine
    —— 5'-O-(monomethoxytrityl)-3'-O-<phenoxy(thiocarbonyl)>-2'-deoxythymidine 115913-91-2 C37H34N2O7S
    5'-O-(monomethoxytrityl)-3'-O-<phenoxy(thiocarbonyl)>-2'-deoxythymidine