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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-bromo-6-chloro-4-(isopropylamino)-2-(2-N-formylpiperazino)pyrimidine 102396-38-3 C12H17BrClN5O
    5-bromo-6-chloro-4-(isopropylamino)-2-(2-N-formylpiperazino)pyrimidine
    —— 5-(tert-butyldimethylsilyloxy)-1-(2-iodophenoxy)pentan-2-ol 1235542-31-0 C17H29IO3Si
    5-(tert-butyldimethylsilyloxy)-1-(2-iodophenoxy)pentan-2-ol
    —— 5,5'-dibromo-4-(5-hexylpyridine-2-yl)-2,2'-bithiophene 1628848-10-1 C19H19Br2NS2
    5,5'-dibromo-4-(5-hexylpyridine-2-yl)-2,2'-bithiophene
    —— 5-Chloracenaphthylenoxid 37568-42-6 C12H7ClO
    5-Chloracenaphthylenoxid
    —— 5-(4-bromophenyl)-3-(4-methylphenyl)-2-oxaspiro[5.5]undec-3-en-1-one 1134911-01-5 C23H23BrO2
    5-(4-bromophenyl)-3-(4-methylphenyl)-2-oxaspiro[5.5]undec-3-en-1-one
    —— 5-Amino-2-biphenyl-4-yl-1H-imidazole-4-carboxylic acid ethyl ester; hydrochloride 36145-85-4 C18H17N3O2*ClH
    5-Amino-2-biphenyl-4-yl-1H-imidazole-4-carboxylic acid ethyl ester; hydrochloride
    —— 5,5,5-triiodo-1,4,6,9-tetramethyl-1l4,4l4,6l4,9l4-tetrathia-5l7-bismaspiro[4.4]nonane 264206-19-1 C8H20BiI3S4
    5,5,5-triiodo-1,4,6,9-tetramethyl-1l4,4l4,6l4,9l4-tetrathia-5l7-bismaspiro[4.4]nonane
    —— 5-(2,6-dichloro-3,5-dimethoxy-phenyl)-quinoline-8-carboxylic acid [6-(4-methyl-piperazin-1-ylmethyl)-pyridin-3-yl]-amide 1197331-65-9 C29H29Cl2N5O3
    5-(2,6-dichloro-3,5-dimethoxy-phenyl)-quinoline-8-carboxylic acid [6-(4-methyl-piperazin-1-ylmethyl)-pyridin-3-yl]-amide
    —— 5-Ethoxy-1-(2,2,5-trimethyl-hexa-3,4-dienyl)-pyrrolidin-2-one 80522-86-7 C15H25NO2
    5-Ethoxy-1-(2,2,5-trimethyl-hexa-3,4-dienyl)-pyrrolidin-2-one
    —— 5-exo,6-endo-dibromo-N-phenyl-1-trimethylsilylmethylbicyclo<3.2.1>heptane-2,3-endo-dicarboximide 78133-69-4 C19H23Br2NO2Si
    5-exo,6-endo-dibromo-N-phenyl-1-trimethylsilylmethylbicyclo<3.2.1>heptane-2,3-endo-dicarboximide
    —— 5-ethynyl-2-(phenylethynyl)benzonitrile 518342-72-8 C17H9N
    5-ethynyl-2-(phenylethynyl)benzonitrile
    —— 5-chloro-1-methyl-2-[4-(3-phenyl-propyl)-piperidin-1-ylmethyl]-1H-benzoimidazole 952056-36-9 C23H28ClN3
    5-chloro-1-methyl-2-[4-(3-phenyl-propyl)-piperidin-1-ylmethyl]-1H-benzoimidazole
    —— 5-chloro-N-[(2Z)-1-(3-cyanopropyl)-1,4,6,7-tetrahydro-2H-pyrano[4,3-d][1,3]thiazol-2-ylidene]-2-methoxybenzamide 1083082-55-6 C18H18ClN3O3S
    5-chloro-N-[(2Z)-1-(3-cyanopropyl)-1,4,6,7-tetrahydro-2H-pyrano[4,3-d][1,3]thiazol-2-ylidene]-2-methoxybenzamide
    —— 5-(4-ethoxyphenyl)-2-(4-methoxyphenyl)pyridazin-3-one 76747-38-1 C19H18N2O3
    5-(4-ethoxyphenyl)-2-(4-methoxyphenyl)pyridazin-3-one
    —— (5-ethoxy-[1,3,4]oxadiazol-2-yl)-acetic acid methyl ester 3206-29-9 C7H10N2O4
    (5-ethoxy-[1,3,4]oxadiazol-2-yl)-acetic acid methyl ester
    —— 5-fluoro-2,3-dihydro-1H-cyclopenta<b>quinoline 132017-73-3 C12H10FN
    5-fluoro-2,3-dihydro-1H-cyclopenta<b>quinoline
    —— 5-ethyl-2-methyl-3-nitro-aniline 858846-61-4 C9H12N2O2
    5-ethyl-2-methyl-3-nitro-aniline
    —— 5-Fluoro-3-iodo-2-methylsulfanyl-1-benzofuran 1207256-06-1 C9H6FIOS
    5-Fluoro-3-iodo-2-methylsulfanyl-1-benzofuran
    —— 5-Methyl-2,3-diphenyl-3H-pyrano[2,3-d]pyrimidine-4,7-dione 95836-99-0 C20H14N2O3
    5-Methyl-2,3-diphenyl-3H-pyrano[2,3-d]pyrimidine-4,7-dione
    —— 5-N-phenyl-2-N-(2-phenyl-1H-indol-3-yl)-1,3,4-oxadiazole-2,5-diamine 83506-61-0 C22H17N5O
    5-N-phenyl-2-N-(2-phenyl-1H-indol-3-yl)-1,3,4-oxadiazole-2,5-diamine
    —— 5-(1-Hydroxy-1-methyl-allyl)-non-8-enoic acid dimethylamide 614755-63-4 C15H27NO2
    5-(1-Hydroxy-1-methyl-allyl)-non-8-enoic acid dimethylamide
    —— 5-cyclopropyl-2-(4-fluorophenyl)-6-[methanesulfonyl-(pyridin-2-yl-carbamoylmethyl)-amino]-benzofuran-3-carboxylic acid methylamide 1193345-91-3 C27H25FN4O5S
    5-cyclopropyl-2-(4-fluorophenyl)-6-[methanesulfonyl-(pyridin-2-yl-carbamoylmethyl)-amino]-benzofuran-3-carboxylic acid methylamide
    —— 5-imino-2,3,4-triphenyl-1,3-oxazolinium fluoroborate 72867-52-8 BF4*C21H17N2O
    5-imino-2,3,4-triphenyl-1,3-oxazolinium fluoroborate
    —— 5-benzenesulfonyl-4-phenyl-[1,2]dithiole-3-thione 57248-67-6 C15H10O2S4
    5-benzenesulfonyl-4-phenyl-[1,2]dithiole-3-thione
    —— 5'-(benzenesulfinyl)-3'-hydroxy-3'-methylspiro[bicyclo[2.2.1]hept-2-ene-5,2'-cyclopentane]-1'-one 129840-92-2 C18H20O3S
    5'-(benzenesulfinyl)-3'-hydroxy-3'-methylspiro[bicyclo[2.2.1]hept-2-ene-5,2'-cyclopentane]-1'-one
    —— 5,5-dideuterio-4-phenylsulfanyltricyclo[4.1.0.02,7]heptan-3-one 124447-23-0 C13H12OS
    5,5-dideuterio-4-phenylsulfanyltricyclo[4.1.0.02,7]heptan-3-one
    —— 5,5-bis-ethoxymethyl-[1,3]dioxane 6543-14-2 C10H20O4
    5,5-bis-ethoxymethyl-[1,3]dioxane
    —— [5-Methyl-1-(2-methoxyphenyl)-1H-pyrazole-4-carbonyl]guanidine hydrochloride 241798-84-5 C13H15N5O2*ClH
    [5-Methyl-1-(2-methoxyphenyl)-1H-pyrazole-4-carbonyl]guanidine hydrochloride
    —— 5,6-Dihydro-3,4-dimethyl-6-methylthio-6-(methylthiothiocarbonyl)-2H-thiin 68438-07-3 C10H16S4
    5,6-Dihydro-3,4-dimethyl-6-methylthio-6-(methylthiothiocarbonyl)-2H-thiin
    —— 5-[5-(4-chlorophenyl)-3-naphthalen-2-yl-4,5-dihydropyrazol-1-ylmethylene]-3-methyl-2-thioxothiazolidin-4-one 1621417-81-9 C24H18ClN3OS2
    5-[5-(4-chlorophenyl)-3-naphthalen-2-yl-4,5-dihydropyrazol-1-ylmethylene]-3-methyl-2-thioxothiazolidin-4-one
    —— 5α,13α-bis(triethylsilyloxy)-taxa-4(20),11(12)-diene 1042945-91-4 C32H60O2Si2
    5α,13α-bis(triethylsilyloxy)-taxa-4(20),11(12)-diene
    —— [({5-[4-(Cyclopropyloxy)phenyl]pyridin-3-YL}amino)methanediyl]bis(phosphonic acid) 1401110-91-5 C15H18N2O7P2
    [({5-[4-(Cyclopropyloxy)phenyl]pyridin-3-YL}amino)methanediyl]bis(phosphonic acid)
    —— 5-Aethoxycarbonyl-1,2,3,4-tetraphenylnaphthalin 38382-47-7 C37H28O2
    5-Aethoxycarbonyl-1,2,3,4-tetraphenylnaphthalin
    —— 5-(N-(4-(bis(4-fluorophenyl)methyl)piperazin-1-yl)sulfamoyl)-2-nitrobenzoic acid 1313391-13-7 C24H22F2N4O6S
    5-(N-(4-(bis(4-fluorophenyl)methyl)piperazin-1-yl)sulfamoyl)-2-nitrobenzoic acid
    —— 5-acetoxymethyl-1-acetyl-3-phenyl-1<i>H</i>-[1,2,4]triazole 31803-02-8 C13H13N3O3
    5-acetoxymethyl-1-acetyl-3-phenyl-1<i>H</i>-[1,2,4]triazole
    —— 5-benzyl-2-(2-methyloctan-2-yl)pyrimidine-4,6-diol 1196702-53-0 C20H28N2O2
    5-benzyl-2-(2-methyloctan-2-yl)pyrimidine-4,6-diol
    —— {5-[(2S)-2-Amino-3-(1H-indol-3-yl)-propoxy]-3-benzo[b]thiophen-2-yl-pyridin-2-yl}-pyridin-3-yl-amine 552329-77-8 C29H25N5OS
    {5-[(2S)-2-Amino-3-(1H-indol-3-yl)-propoxy]-3-benzo[b]thiophen-2-yl-pyridin-2-yl}-pyridin-3-yl-amine
    —— 5-(5-fluoro-2-methylphenoxymethyl)-6-[2-methoxy-4-(2-methoxypyridin-3-ylcarbonyloxy)phenyl]-2,2,4-trimethyl-1,2-dihydroquinoline 1027100-12-4 C34H33FN2O5
    5-(5-fluoro-2-methylphenoxymethyl)-6-[2-methoxy-4-(2-methoxypyridin-3-ylcarbonyloxy)phenyl]-2,2,4-trimethyl-1,2-dihydroquinoline
    —— 5-(3,6,9-trioxadecyl)oxy-α,α'-bisazido-m-xylene 1278583-79-1 C15H22N6O4
    5-(3,6,9-trioxadecyl)oxy-α,α'-bisazido-m-xylene
    —— 5-benzyloxy-1-(tert-butoxycarbonylamino)-2-{3’-[3''-(1'''H-imidazol-1'''-yl)phenyl]-3’-oxopropanamido}-4-(trifluoromethyl)benzene 1453394-08-5 C31H29F3N4O5
    5-benzyloxy-1-(tert-butoxycarbonylamino)-2-{3’-[3''-(1'''H-imidazol-1'''-yl)phenyl]-3’-oxopropanamido}-4-(trifluoromethyl)benzene
    —— 5-(4-chlorophenyl)-3-[(2-methylquinolin-1-ium-1-yl)methyl]-1,3,4-oxadiazole-2-thione;chloride 84344-93-4 C19H15ClN3OS*Cl
    5-(4-chlorophenyl)-3-[(2-methylquinolin-1-ium-1-yl)methyl]-1,3,4-oxadiazole-2-thione;chloride
    —— 5-{3-[2-(3,5-Dimethoxy-phenoxy)-ethylamino]-2-hydroxy-propoxy}-8-prop-2-ynyloxy-3,4-dihydro-1H-quinolin-2-one 80092-20-2 C25H30N2O7
    5-{3-[2-(3,5-Dimethoxy-phenoxy)-ethylamino]-2-hydroxy-propoxy}-8-prop-2-ynyloxy-3,4-dihydro-1H-quinolin-2-one
    —— (5-Acetyl-2-furan-2-yl-6-methyl-pyrimidin-4-ylsulfanyl)-acetic acid [1-(4-chloro-phenyl)-meth-(E)-ylidene]-hydrazide 120997-00-4 C20H17ClN4O3S
    (5-Acetyl-2-furan-2-yl-6-methyl-pyrimidin-4-ylsulfanyl)-acetic acid [1-(4-chloro-phenyl)-meth-(E)-ylidene]-hydrazide
    —— 5-(1-Azidoethyl)-2-chloro-1,3-thiazole 1234014-46-0 C5H5ClN4S
    5-(1-Azidoethyl)-2-chloro-1,3-thiazole
    —— 5-(4-Chloro-phenyl)-benzo[a]anthracene-7,12-dione 62051-44-9 C24H13ClO2
    5-(4-Chloro-phenyl)-benzo[a]anthracene-7,12-dione
    —— 5,6-Anhydro-3-O-benzyl-1,2-O-isopropyliden-3-C-methyl-β-L-talo-hexofuranose 55533-89-6 C17H22O5
    5,6-Anhydro-3-O-benzyl-1,2-O-isopropyliden-3-C-methyl-β-L-talo-hexofuranose
    —— 5-methyl-6-[3'amino-4'-(3-di-n-propylaminopropyl-amino)-phenyl]-4,5-dihydro-3(2H)-pyridazinone 85634-21-5 C20H33N5O
    5-methyl-6-[3'amino-4'-(3-di-n-propylaminopropyl-amino)-phenyl]-4,5-dihydro-3(2H)-pyridazinone
    —— (5Z,7E)-(1S,3R)-1,3-bis[[dimethyl(1,1-dimethylethyl)silyl]oxy]-23-phenylsulfonyl-25-(2-butyl-1,3-dioxolan-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19)-trien-22-ol 223107-17-3 C52H86O7SSi2
    (5Z,7E)-(1S,3R)-1,3-bis[[dimethyl(1,1-dimethylethyl)silyl]oxy]-23-phenylsulfonyl-25-(2-butyl-1,3-dioxolan-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19)-trien-22-ol
    —— (5Z,7E,22E)-(1S,3R)-1,3-bis[[dimethyl(1,1-dimethylethyl)silyl]oxy]-25-(2-pentyl-1,3-dioxolan-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene 223107-23-1 C47H82O4Si2
    (5Z,7E,22E)-(1S,3R)-1,3-bis[[dimethyl(1,1-dimethylethyl)silyl]oxy]-25-(2-pentyl-1,3-dioxolan-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene
    —— (5Z,7E,22E)-(1S,3R,24R)-25-(1-oxopentyl)-26,27-cyclo-24a,24b-dihomo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol 223108-27-8 C34H52O4
    (5Z,7E,22E)-(1S,3R,24R)-25-(1-oxopentyl)-26,27-cyclo-24a,24b-dihomo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol