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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-isothiocyanato-2,2-dimethyl- 1,3-dioxane 79885-50-0 C7H11NO2S
    5-isothiocyanato-2,2-dimethyl- 1,3-dioxane
    —— 5-<3-Methyl-benzthiazolinyliden-(2)>-3-phenyl-rhodanin 41504-16-9 C17H12N2OS3
    5-<3-Methyl-benzthiazolinyliden-(2)>-3-phenyl-rhodanin
    —— 5-[[(amino)carbonyl]amino]-1-(β-D-ribofuranosyl)-1H-imidazole-4-carboxylic acid 151416-12-5 C10H14N4O7
    5-[[(amino)carbonyl]amino]-1-(β-D-ribofuranosyl)-1H-imidazole-4-carboxylic acid
    —— 5-amino-3-ethyl-4-sulfonamido-1-(2,4,6-trichlorophenyl)pyrazole 812668-27-2 C11H11Cl3N4O2S
    5-amino-3-ethyl-4-sulfonamido-1-(2,4,6-trichlorophenyl)pyrazole
    —— 5,7-dibromo-6-methyl-2,11-dithia<3.3>methacyclophane 81715-57-3 C17H16Br2S2
    5,7-dibromo-6-methyl-2,11-dithia<3.3>methacyclophane
    —— 5,5-dimethyl-2-oxo-thiazolidine-4-carboxylic acid 83840-99-7 C6H9NO3S
    5,5-dimethyl-2-oxo-thiazolidine-4-carboxylic acid
    —— 5-azido-2-bromomethyl-8-tert-butyldiphenylsilyloxyquinoline 1190595-28-8 C26H25BrN4OSi
    5-azido-2-bromomethyl-8-tert-butyldiphenylsilyloxyquinoline
    —— 5,6-Dithia-3,8-dimethyl-decan 69078-79-1 C10H22S2
    5,6-Dithia-3,8-dimethyl-decan
    —— 5-Methyl-2-[5-(5-methyl-3-oxo-1,2-benzoselenazol-2-yl)pentyl]-1,2-benzoselenazol-3-one 1381781-84-5 C21H22N2O2Se2
    5-Methyl-2-[5-(5-methyl-3-oxo-1,2-benzoselenazol-2-yl)pentyl]-1,2-benzoselenazol-3-one
    —— 5'-O-[(tert-butyl)(dimethyl)silyl]-3'-O-{[(2,2-dimethylpropanoyl)oxy]methyl}-N6-[(4-methoxyphenyl)(diphenyl)methyl]-2'-O-(4-oxopentanoyl)adenosine 1259402-50-0 C47H59N5O9Si
    5'-O-[(tert-butyl)(dimethyl)silyl]-3'-O-{[(2,2-dimethylpropanoyl)oxy]methyl}-N6-[(4-methoxyphenyl)(diphenyl)methyl]-2'-O-(4-oxopentanoyl)adenosine
    —— 5-(4-chlorophenyl)-4-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one 116114-20-6 C9H8ClN3O
    5-(4-chlorophenyl)-4-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— 5-(4-hydroxypent-1-ynyl)furan-2-carbaldehyde 1092800-52-6 C10H10O3
    5-(4-hydroxypent-1-ynyl)furan-2-carbaldehyde
    —— 5'-O,N<sup>6</sup>-bis(4-methoxytrityl)-3'-O-[(pivaloyloxy)methyl]adenosine 1166393-92-5 C56H55N5O8
    5'-O,N<sup>6</sup>-bis(4-methoxytrityl)-3'-O-[(pivaloyloxy)methyl]adenosine
    —— 5-azido-2,3-O-isopropylidene-6-O-triphenylmethyl-D-mannono-γ-lactone 294204-06-1 C28H27N3O5
    5-azido-2,3-O-isopropylidene-6-O-triphenylmethyl-D-mannono-γ-lactone
    —— 5-(4-chlorophenyl)-2,4-dihydro-2-ethyl-4-methyl-3H-1,2,4-triazole-3-thione 114058-92-3 C11H12ClN3S
    5-(4-chlorophenyl)-2,4-dihydro-2-ethyl-4-methyl-3H-1,2,4-triazole-3-thione
    —— 5-(4-chlorophenyl)-2,4-dihydro-2-ethyl-4-methyl-3H-1,2,4-triazol-3-one 114058-88-7 C11H12ClN3O
    5-(4-chlorophenyl)-2,4-dihydro-2-ethyl-4-methyl-3H-1,2,4-triazol-3-one
    —— 5-(4-fluorophenyl)-1-methyl-1H-pyrazol-4-amine 1177300-71-8 C10H10FN3
    5-(4-fluorophenyl)-1-methyl-1H-pyrazol-4-amine
    —— 5-fluoro-7-nitro-2,3-dihydro-benzo[1,4]dioxine 69464-30-8 C8H6FNO4
    5-fluoro-7-nitro-2,3-dihydro-benzo[1,4]dioxine
    —— (±)-5-chloro-3-phenyl-1,2-benzisothiazoline 1,1-dioxide 20434-79-1 C13H10ClNO2S
    (±)-5-chloro-3-phenyl-1,2-benzisothiazoline 1,1-dioxide
    —— 5-phenylpent-2-ynoic acid 3350-93-4 C11H10O2
    5-phenylpent-2-ynoic acid
    —— 5-<4-(benzenesulfonyl)phenyl>-1,5-dimethyldihydro-<1H,7H>-5H-pyrano<3,2-d>oxazole-2,6-dione 81830-87-7 C20H19NO6S
    5-<4-(benzenesulfonyl)phenyl>-1,5-dimethyldihydro-<1H,7H>-5H-pyrano<3,2-d>oxazole-2,6-dione
    —— 5-(2,5-Dimethoxyphenyl)-3-oxopentanenitrile 1225546-12-2 C13H15NO3
    5-(2,5-Dimethoxyphenyl)-3-oxopentanenitrile
    —— 5-isopropyl-3,3-dimethylpyrrolidin-2,4-dion 95187-98-7 C9H15NO2
    5-isopropyl-3,3-dimethylpyrrolidin-2,4-dion
    —— 5'-O-(tert-Butyldimethylsilyl)-2',3'-didehydro-2',3'-dideoxyoxanosine 263563-89-9 C16H24N4O4Si
    5'-O-(tert-Butyldimethylsilyl)-2',3'-didehydro-2',3'-dideoxyoxanosine
    —— 5'-O-(tert-Butyldimethylsilyl)oxanosine 2',3'-thiocarbonate 263563-88-8 C17H24N4O6SSi
    5'-O-(tert-Butyldimethylsilyl)oxanosine 2',3'-thiocarbonate
    —— 5-[[[[(phenylmethoxy)carbonyl]amino]carbonyl]amino]-1-(β-D-ribofuranosyl)-1H-imidazole-4-carboxylic acid diphenylmethyl ester 151416-18-1 C31H30N4O9
    5-[[[[(phenylmethoxy)carbonyl]amino]carbonyl]amino]-1-(β-D-ribofuranosyl)-1H-imidazole-4-carboxylic acid diphenylmethyl ester
    —— 5-<i>p</i>-tolyl-valeric acid amide 860574-72-7 C12H17NO
    5-<i>p</i>-tolyl-valeric acid amide
    —— 5-Methyl-2-[4-(5-methyl-3-oxo-1,2-benzoselenazol-2-yl)cyclohexyl]-1,2-benzoselenazol-3-one 1381781-86-7 C22H22N2O2Se2
    5-Methyl-2-[4-(5-methyl-3-oxo-1,2-benzoselenazol-2-yl)cyclohexyl]-1,2-benzoselenazol-3-one
    —— 5-amino-N-(3-hydroxyphenyl)-3-morpholin-4-yl-1,2,4-triazole-1-carbothioamide 116986-58-4 C13H16N6O2S
    5-amino-N-(3-hydroxyphenyl)-3-morpholin-4-yl-1,2,4-triazole-1-carbothioamide
    —— 5'-O-(tert-Butyldimethylsilyl)oxanosine 263563-87-7 C16H26N4O6Si
    5'-O-(tert-Butyldimethylsilyl)oxanosine
    —— 5-Piperidinomethyl-4,5-dihydro-2(3H)-furanon 89646-34-4 C10H17NO2
    5-Piperidinomethyl-4,5-dihydro-2(3H)-furanon
    —— 5-ethyl-1-phenylpyrazole-4-carbonitrile 138134-12-0 C12H11N3
    5-ethyl-1-phenylpyrazole-4-carbonitrile
    —— 5-amino-3-ethyl-1-(2,4,6-trichlorophenyl)pyrazole 221092-02-0 C11H10Cl3N3
    5-amino-3-ethyl-1-(2,4,6-trichlorophenyl)pyrazole
    —— 5,5'-bis-butoxymethyl-3,3'-(4,4'-methanediyl-diphenyl)-bis-oxazolidin-2-one 20844-42-2 C29H38N2O6
    5,5'-bis-butoxymethyl-3,3'-(4,4'-methanediyl-diphenyl)-bis-oxazolidin-2-one
    —— 5,5‴-bis(1,1,1,3,3,3-hexamethyl-2-(trimethylsilyl)trisilan-2-yl)-2,2′:5′,2″:5″,2‴-quaterthiophene 1579955-73-9 C34H62S4Si8
    5,5‴-bis(1,1,1,3,3,3-hexamethyl-2-(trimethylsilyl)trisilan-2-yl)-2,2′:5′,2″:5″,2‴-quaterthiophene
    —— 5-ethoxymethyl-2(5H)-furanone 828921-99-9 C7H10O3
    5-ethoxymethyl-2(5H)-furanone
    —— 5-isopropyl-2-(p-chlorophenyl)-1,3-benzoxaphosphole 1220997-26-1 C16H14ClOP
    5-isopropyl-2-(p-chlorophenyl)-1,3-benzoxaphosphole
    —— 5-methoxyindene 1,2-oxide 469904-27-6 C10H10O2
    5-methoxyindene 1,2-oxide
    —— [5-(4-chlorophenyl)-1H-pyrazol-3-yl]methanamine 1257858-76-6 C10H10ClN3
    [5-(4-chlorophenyl)-1H-pyrazol-3-yl]methanamine
    —— 5,5″-bis(1,1,1,3,3,3-hexamethyl-2-(trimethylsilyl)trisilan-2-yl)-2,2′:5′,2″-terthiophene 1579955-72-8 C30H60S3Si8
    5,5″-bis(1,1,1,3,3,3-hexamethyl-2-(trimethylsilyl)trisilan-2-yl)-2,2′:5′,2″-terthiophene
    —— 5-Methoxy-benzo<c>phenanthren 4235-03-4 C19H14O
    5-Methoxy-benzo<c>phenanthren
    —— 5-ethyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine 193883-89-5 C7H9N5
    5-ethyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine
    —— 5-[Methoxy(phenyl)methyl]furan-2-carboxylic acid 87443-21-8 C13H12O4
    5-[Methoxy(phenyl)methyl]furan-2-carboxylic acid
    —— 5,6-dimethyl-9-hydroxy-1-(4'-amino-2'-methoxy)phenyl-6H-pyrido[4,3-b]carbazole 1045600-99-4 C24H21N3O2
    5,6-dimethyl-9-hydroxy-1-(4'-amino-2'-methoxy)phenyl-6H-pyrido[4,3-b]carbazole
    —— 5-aminomethylene indole-3-acetic acid 943523-96-4 C11H12N2O2
    5-aminomethylene indole-3-acetic acid
    —— 5-chloro-2-([(2-oxo-2-([4-(pyridin-4-yl)phenyl]amino)ethoxy)acetyl]amino)benzoic acid 1190220-55-3 C22H18ClN3O5
    5-chloro-2-([(2-oxo-2-([4-(pyridin-4-yl)phenyl]amino)ethoxy)acetyl]amino)benzoic acid
    —— 5-(2'-bromo-biphenyl-3-yl)-1H-tetrazole 690260-68-5 C13H9BrN4
    5-(2'-bromo-biphenyl-3-yl)-1H-tetrazole
    —— 5,6-dimethyl-9-methoxy-1-(4'-mathanesulfamoyl-2'-methoxy)phenyl-6H-pyrido[4,3-b]carbazole 1045601-03-3 C26H25N3O4S
    5,6-dimethyl-9-methoxy-1-(4'-mathanesulfamoyl-2'-methoxy)phenyl-6H-pyrido[4,3-b]carbazole
    —— 5,6-dimethyl-9-methoxy-1-(4'-acetamido-2'-methoxy)phenyl-6H-pyrido[4,3-b]carbazole 1045601-02-2 C27H25N3O3
    5,6-dimethyl-9-methoxy-1-(4'-acetamido-2'-methoxy)phenyl-6H-pyrido[4,3-b]carbazole
    —— 5,6-Dimethoxy-4-ethyl-2(1H)-quinazolinone 108711-14-4 C12H14N2O3
    5,6-Dimethoxy-4-ethyl-2(1H)-quinazolinone