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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-cyclopentyl-1H-pyrazol-3-carboxylic acid 521300-21-0 C9H12N2O2
    5-cyclopentyl-1H-pyrazol-3-carboxylic acid
    —— 5-cyclohexylmethyl-4-isopropylimidazole-1-sulfonic acid dimethylamide 668475-87-4 C15H27N3O2S
    5-cyclohexylmethyl-4-isopropylimidazole-1-sulfonic acid dimethylamide
    —— 5-amino-N-butyl-2-p-methoxyphenoxybenzamide 1395396-35-6 C18H22N2O3
    5-amino-N-butyl-2-p-methoxyphenoxybenzamide
    —— (5'α,6'α)-hexahydro-spiro(1,3-dioxolane-2,2'-<2H>-inden)5',6'-dicarboxylic anhydride 125404-60-6 C13H14O5
    (5'α,6'α)-hexahydro-spiro(1,3-dioxolane-2,2'-<2H>-inden)5',6'-dicarboxylic anhydride
    —— 5-Ethyl-5-methyl-4-(3-methylphenyl)furan-2-one 114702-33-9 C14H16O2
    5-Ethyl-5-methyl-4-(3-methylphenyl)furan-2-one
    —— 5-(1,4-dioxa-spiro[4.5]dec-8-yl)-2-methoxy-pyridine 1252690-50-8 C14H19NO3
    5-(1,4-dioxa-spiro[4.5]dec-8-yl)-2-methoxy-pyridine
    —— 5-(6-benzyloxy-2,2-dimethylindan-5-yl)-2-(2,4-dimethoxybenzyl)-1,1-dioxo-1,2,5-thiadiazolidin-3-one 941305-94-8 C29H32N2O6S
    5-(6-benzyloxy-2,2-dimethylindan-5-yl)-2-(2,4-dimethoxybenzyl)-1,1-dioxo-1,2,5-thiadiazolidin-3-one
    —— 5,5,6,6-tetramethyl-4,7-diazadecane-1,10-diamine 132841-58-8 C12H30N4
    5,5,6,6-tetramethyl-4,7-diazadecane-1,10-diamine
    —— (5R,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-3,3,6,6-tetramethoxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthrene 127461-06-7 C31H56O4
    (5R,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-3,3,6,6-tetramethoxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthrene
    —— 5,11,17,23-tetrakis(carboxyphenylcarbonylamino)-25,26,27,28-tetrakis(dodecyloxy)calix[4]arene 1135525-72-2 C108H140N4O16
    5,11,17,23-tetrakis(carboxyphenylcarbonylamino)-25,26,27,28-tetrakis(dodecyloxy)calix[4]arene
    —— (5-iodo-1-methyl-1H-pyrazol-3-yl)(4-(6-isobutoxypyrimidin-4-yl)piperazin-1-yl)methanone 1359735-03-7 C17H23IN6O2
    (5-iodo-1-methyl-1H-pyrazol-3-yl)(4-(6-isobutoxypyrimidin-4-yl)piperazin-1-yl)methanone
    —— 5-carboxamide-4,6-dimethoxypyrimidin-2-yl methyl sulfone 1292784-62-3 C8H11N3O5S
    5-carboxamide-4,6-dimethoxypyrimidin-2-yl methyl sulfone
    —— 5,8-Dimethyltetralone-p-toluenesulphonylhydrazone 66248-64-4 C19H22N2O2S
    5,8-Dimethyltetralone-p-toluenesulphonylhydrazone
    —— 5-(3,5-dibromophenyl)-3-(3,4,5-trihydroxyphenyl)pyrazole hydrobromide 1204142-15-3 BrH*C15H10Br2N2O3
    5-(3,5-dibromophenyl)-3-(3,4,5-trihydroxyphenyl)pyrazole hydrobromide
    —— 5-(2,2-Dimethoxy-ethyl)-2-methyl-thiazole-4-carboxylic acid amide 936477-36-0 C9H14N2O3S
    5-(2,2-Dimethoxy-ethyl)-2-methyl-thiazole-4-carboxylic acid amide
    —— 5-bromo-2,3-indoledione 3-oxime O-(2-nitrobenzene)sulfonate 880771-85-7 C14H8BrN3O6S
    5-bromo-2,3-indoledione 3-oxime O-(2-nitrobenzene)sulfonate
    —— 5-(2-tri-n-butylstannyl-(Z)-but-2-en-1-ylamino)-2-methyl-2-(indol-2-yl)pentan-2-ol 1271726-42-1 C29H50N2OSn
    5-(2-tri-n-butylstannyl-(Z)-but-2-en-1-ylamino)-2-methyl-2-(indol-2-yl)pentan-2-ol
    —— 5-benzyloxy-6-bromo-2,2-dimethylindan 941305-93-7 C18H19BrO
    5-benzyloxy-6-bromo-2,2-dimethylindan
    —— 5-(5-methyl-2,4-dioxo-3,4-dihydro-2<i>H</i>-pyrimidin-1-yl)-tetrahydro-furan-2-carboxylic acid ethyl ester 37782-94-8 C12H16N2O5
    5-(5-methyl-2,4-dioxo-3,4-dihydro-2<i>H</i>-pyrimidin-1-yl)-tetrahydro-furan-2-carboxylic acid ethyl ester
    —— [5-Chloro-2-(2,2-diphenyl-vinylamino)-phenyl]-phenyl-methanone 52744-49-7 C27H20ClNO
    [5-Chloro-2-(2,2-diphenyl-vinylamino)-phenyl]-phenyl-methanone
    —— 5-thiazolecarboxylic methyl ester 2-iodo-4-N-[(2,4-dimethyl-phenyl)-phosphonamidate methyl ester] 1243141-51-6 C14H16IN2O4PS
    5-thiazolecarboxylic methyl ester 2-iodo-4-N-[(2,4-dimethyl-phenyl)-phosphonamidate methyl ester]
    —— 5-isopropyl-2-isopropylmercapto-1<i>H</i>-pyrimidine-4,6-dione 99167-64-3 C10H16N2O2S
    5-isopropyl-2-isopropylmercapto-1<i>H</i>-pyrimidine-4,6-dione
    —— (5-{2-[(N-benzyl-N-cyclopropanecarbonyl-amino)-methyl]-4-tert-butylcarbamoyl-phenyl}-pyridin-3-yl)-acetic acid ethyl ester 1219936-08-9 C32H37N3O4
    (5-{2-[(N-benzyl-N-cyclopropanecarbonyl-amino)-methyl]-4-tert-butylcarbamoyl-phenyl}-pyridin-3-yl)-acetic acid ethyl ester
    —— 5'-Acetoxy-[1,1';3',1'']terphenyl-4'-carboxylic acid ethyl ester 138841-04-0 C23H20O4
    5'-Acetoxy-[1,1';3',1'']terphenyl-4'-carboxylic acid ethyl ester
    —— 5-benzyloxy-2-(4,4-difluoro-piperidine-1-carbonyl)-pyrrolo[2,3-b]pyridine-1-carboxylic acid tert-butyl ester 937240-38-5 C25H27F2N3O4
    5-benzyloxy-2-(4,4-difluoro-piperidine-1-carbonyl)-pyrrolo[2,3-b]pyridine-1-carboxylic acid tert-butyl ester
    —— 5-(8-Chloro-quinolin-3-yl)-2,2-dimethyl-2,3-dihydrobenzo[f] [1,4]oxazepine 1207749-41-4 C20H17ClN2O
    5-(8-Chloro-quinolin-3-yl)-2,2-dimethyl-2,3-dihydrobenzo[f] [1,4]oxazepine
    —— 5-Acetoxy-2-amino-1,4-naphthoquinone 77507-78-9 C12H9NO4
    5-Acetoxy-2-amino-1,4-naphthoquinone
    —— 5-Chloro-6-(2-diethylamino-ethylamino)-1,3-dihydro-imidazo[4,5-b]pyrazin-2-one; hydrochloride 27604-39-3 C11H17ClN6O*ClH
    5-Chloro-6-(2-diethylamino-ethylamino)-1,3-dihydro-imidazo[4,5-b]pyrazin-2-one; hydrochloride
    —— 5-(2-acetoxy-ethyl)-3-benzyl-oxazolidin-2-one 51045-07-9 C14H17NO4
    5-(2-acetoxy-ethyl)-3-benzyl-oxazolidin-2-one
    —— 5-chloro-N-({1-[4-(2-imino-1,3-oxazolidin-3-yl)phenyl]-3-phenyl-1H-pyrazol-4-yl}methyl)thiophene-2-carboxamide hydrochloride 959120-16-2 C24H20ClN5O2S*ClH
    5-chloro-N-({1-[4-(2-imino-1,3-oxazolidin-3-yl)phenyl]-3-phenyl-1H-pyrazol-4-yl}methyl)thiophene-2-carboxamide hydrochloride
    —— 5-Nitro-thiophene-2-carboxylic acid (1-hydrazinocarbonyl-2-hydroxy-ethyl)-amide 39978-60-4 C8H10N4O5S
    5-Nitro-thiophene-2-carboxylic acid (1-hydrazinocarbonyl-2-hydroxy-ethyl)-amide
    —— 5'-azido-5'-deoxy-N<sup>2</sup>-acetylguanosine 142468-30-2 C12H14N8O5
    5'-azido-5'-deoxy-N<sup>2</sup>-acetylguanosine
    —— (5S,8R,9S,10S,13S,14S,17R)-17-Hydroxy-16,16-bis-hydroxymethyl-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-3-one 97957-00-1 C21H34O4
    (5S,8R,9S,10S,13S,14S,17R)-17-Hydroxy-16,16-bis-hydroxymethyl-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-3-one
    —— 5-benzyloxy-1-chloromethyl-1,2-dihydro-3-[(5-methylsulfonyloxy-1H-indol-2-yl)carbonyl]indoline 1256496-96-4 C26H23ClN2O5S
    5-benzyloxy-1-chloromethyl-1,2-dihydro-3-[(5-methylsulfonyloxy-1H-indol-2-yl)carbonyl]indoline
    —— 5-S-Glutathionuracil 53940-15-1 C14H19N5O8S
    5-S-Glutathionuracil
    —— 5-(3,5-bis-trifluoromethyl-benzyl)-pyrimidine-2,4-diamine 50823-95-5 C13H10F6N4
    5-(3,5-bis-trifluoromethyl-benzyl)-pyrimidine-2,4-diamine
    —— 5-chloro-2-(4-chloro-benzyloxy)benzonitrile 331729-70-5 C14H9Cl2NO
    5-chloro-2-(4-chloro-benzyloxy)benzonitrile
    —— 5-acetoxy-1,3,5-trimethyl-6-(4-nitro-benzoylimino)-cyclohexa-1,3-diene 101794-05-2 C18H18N2O5
    5-acetoxy-1,3,5-trimethyl-6-(4-nitro-benzoylimino)-cyclohexa-1,3-diene
    —— (5S,6S)-13-(tert-Butyl-dimethyl-silanyloxymethyl)-6-hydroxy-1,3,8,11-tetraoxa-dispiro[4.1.4.3]tetradec-12-ene-2,14-dione 161390-78-9 C17H26O8Si
    (5S,6S)-13-(tert-Butyl-dimethyl-silanyloxymethyl)-6-hydroxy-1,3,8,11-tetraoxa-dispiro[4.1.4.3]tetradec-12-ene-2,14-dione
    —— (5R,10S,13S,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-13-hydroxymethyl-4,4,10,14-tetramethyl-hexadecahydro-cyclopenta[a]phenanthrene-3,11-diol 24041-79-0 C30H54O3
    (5R,10S,13S,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-13-hydroxymethyl-4,4,10,14-tetramethyl-hexadecahydro-cyclopenta[a]phenanthrene-3,11-diol
    —— 5-[(2,4-Difluorophenyl)methyl]-1,3-thiazol-2-amine hydrochloride 1209807-12-4 C10H9ClF2N2S
    5-[(2,4-Difluorophenyl)methyl]-1,3-thiazol-2-amine hydrochloride
    —— 5-[3-methoxy-4-(4-methylsulfonylbenzyloxy)phenyl]-1H-tetrazole 1044721-74-5 C16H16N4O4S
    5-[3-methoxy-4-(4-methylsulfonylbenzyloxy)phenyl]-1H-tetrazole
    —— 5-(p-Methylbenzoyl)-3-ethyl-rhodanin 39853-17-3 C13H13NO2S2
    5-(p-Methylbenzoyl)-3-ethyl-rhodanin
    —— (5S)-2-[N-(3-aminopropionyl)-N-methylamino]-5-[(1R)-1-(indol-3-yl)ethyl]-2-oxazolin-4-one 201536-96-1 C17H20N4O3
    (5S)-2-[N-(3-aminopropionyl)-N-methylamino]-5-[(1R)-1-(indol-3-yl)ethyl]-2-oxazolin-4-one
    —— [5-(5-Methyl-[1,3,4]oxadiazol-2-yl)-2-thiophen-2-yl-pyrimidin-4-yl]-hydrazine 212621-74-4 C11H10N6OS
    [5-(5-Methyl-[1,3,4]oxadiazol-2-yl)-2-thiophen-2-yl-pyrimidin-4-yl]-hydrazine
    —— 5H,13H-12-oxa-5-aza-7-mercura-benzo[4,5]cyclohepta[1,2-a]naphthalene-6-one 1252026-44-0 C16H11HgNO2
    5H,13H-12-oxa-5-aza-7-mercura-benzo[4,5]cyclohepta[1,2-a]naphthalene-6-one
    —— 5-ethyl-5-formyl-hexahydro-cyclopenta[c]pyrrole-2-carboxylic acid dimethylamide 1175536-31-8 C13H22N2O2
    5-ethyl-5-formyl-hexahydro-cyclopenta[c]pyrrole-2-carboxylic acid dimethylamide
    —— 5-(4-amino-benzenesulfonylamino)-3-methyl-isothiazole-4-carboxylic acid 23889-79-4 C11H11N3O4S2
    5-(4-amino-benzenesulfonylamino)-3-methyl-isothiazole-4-carboxylic acid
    —— 5-(furan-3-yl)-6-phenylhexan-3-one 1104393-92-1 C16H18O2
    5-(furan-3-yl)-6-phenylhexan-3-one
    —— (5S,6S)-5-Hydroxymethyl-6-((R)-1-hydroxy-pentadecyl)-2,2-dimethyl-[1,3,4]oxadiazinane-3,4-dicarboxylic acid di-tert-butyl ester 127924-66-7 C31H60N2O7
    (5S,6S)-5-Hydroxymethyl-6-((R)-1-hydroxy-pentadecyl)-2,2-dimethyl-[1,3,4]oxadiazinane-3,4-dicarboxylic acid di-tert-butyl ester