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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-methoxy-2-(4-methoxyphenyl)thiazole 743457-68-3 C11H11NO2S
    5-methoxy-2-(4-methoxyphenyl)thiazole
    —— 5-bromo-6-iodo-2',3'-O-isopropylidene-5'-O-methoxymethyluridine 87818-03-9 C14H18BrIN2O7
    5-bromo-6-iodo-2',3'-O-isopropylidene-5'-O-methoxymethyluridine
    —— 5-(Benzyl-hydroxy-amino)-pentanoic acid ethyl ester 172223-83-5 C14H21NO3
    5-(Benzyl-hydroxy-amino)-pentanoic acid ethyl ester
    —— 5-(carbomethoxymethyl)-2,3-diphenyl-1,4,5-trimethyl-1,3-cyclopentadiene 93768-84-4 C23H24O2
    5-(carbomethoxymethyl)-2,3-diphenyl-1,4,5-trimethyl-1,3-cyclopentadiene
    —— 5-tert-butyl-2-(2-(hydroxymethyl)-3-(4-methyl-6-(4-morpholinophenylamino)-5-oxo-4,5-dihydropyrazin-2-yl)phenyl)isoindolin-1-one 1361941-01-6 C34H37N5O4
    5-tert-butyl-2-(2-(hydroxymethyl)-3-(4-methyl-6-(4-morpholinophenylamino)-5-oxo-4,5-dihydropyrazin-2-yl)phenyl)isoindolin-1-one
    —— 5-(1-Ethylpropyl)-1,2,4-tricyanobenzene 139071-45-7 C14H13N3
    5-(1-Ethylpropyl)-1,2,4-tricyanobenzene
    —— 5-bromothiophene-2-carboxylic acid N'-(6-fluoro-pyridine-3-carbonyl)hydrazide 1022092-28-9 C11H7BrFN3O2S
    5-bromothiophene-2-carboxylic acid N'-(6-fluoro-pyridine-3-carbonyl)hydrazide
    —— 5α-B-homocholestane-7β,19-diol 7,19-di-p-toluenesulphonate 82048-74-6 C42H62O6S2
    5α-B-homocholestane-7β,19-diol 7,19-di-p-toluenesulphonate
    —— [5-(6-chloropyridin-3-ylmethyl)-6,6-dimethyl-4,4-dioxo-5,6-dihydro-4H-4λ6-[1,4,3]oxathiazin-2-yl]-[(S)-1-(2-fluorophenyl)ethyl]amine 1397769-54-8 C19H21ClFN3O3S
    [5-(6-chloropyridin-3-ylmethyl)-6,6-dimethyl-4,4-dioxo-5,6-dihydro-4H-4λ6-[1,4,3]oxathiazin-2-yl]-[(S)-1-(2-fluorophenyl)ethyl]amine
    —— 5-methyl-N-phenyl-7,8-diazabicyclo<4.2.2>deca-2,9-diene-7,8-dicarboximide 99141-05-6 C17H17N3O2
    5-methyl-N-phenyl-7,8-diazabicyclo<4.2.2>deca-2,9-diene-7,8-dicarboximide
    —— 5-(4-cyanophenyl)-6-(2,2,2-trifluoroethoxy)-N-((3-(trifluoromethyl)-1,2,4-oxadiazol-5-yl)methyl)nicotinamide 1364676-54-9 C19H11F6N5O3
    5-(4-cyanophenyl)-6-(2,2,2-trifluoroethoxy)-N-((3-(trifluoromethyl)-1,2,4-oxadiazol-5-yl)methyl)nicotinamide
    —— 5-Chlor-8-(5-diethylamino-pentyl-(2)-amino)-pyrazino<2,3-d>pyridazin 17998-25-3 C15H23ClN6
    5-Chlor-8-(5-diethylamino-pentyl-(2)-amino)-pyrazino<2,3-d>pyridazin
    —— 5-pyrazin-2-yl-1H-indazol-3-amine 1093305-30-6 C11H9N5
    5-pyrazin-2-yl-1H-indazol-3-amine
    —— 5,5-dimethyl-5-sila-6-heptene-thiol-1 173777-12-3 C8H18SSi
    5,5-dimethyl-5-sila-6-heptene-thiol-1
    —— 5-bromo-2,7-dioctyl-1,3,6,8-tetraoxo-1,2,3,6,7,8,9,14-octahydro-[3,8]phenanthrolino[1,10-abc]phenazine-4-carbonitrile 1426388-37-5 C37H40BrN5O4
    5-bromo-2,7-dioctyl-1,3,6,8-tetraoxo-1,2,3,6,7,8,9,14-octahydro-[3,8]phenanthrolino[1,10-abc]phenazine-4-carbonitrile
    —— 5-bromo-N<sup>4</sup>-ethyl-2-[4-(pyrimidin-4-yl)-1H-pyrazol-1-yl]pyrimidine-4,6-diamine 1620910-42-0 C13H13BrN8
    5-bromo-N<sup>4</sup>-ethyl-2-[4-(pyrimidin-4-yl)-1H-pyrazol-1-yl]pyrimidine-4,6-diamine
    —— {5,5-dimethyl-3-[1-(6-morpholin-4-yl-pyridin-2-yl)-methylidene]-4-oxo-2-p-tolyl-piperidin-1-yl}-acetic acid 1096166-88-9 C26H31N3O4
    {5,5-dimethyl-3-[1-(6-morpholin-4-yl-pyridin-2-yl)-methylidene]-4-oxo-2-p-tolyl-piperidin-1-yl}-acetic acid
    —— 5-amino-3-(3-benzyloxyphenyl)-4-(4-pyrimidinyl)isoxazole 897646-80-9 C20H16N4O2
    5-amino-3-(3-benzyloxyphenyl)-4-(4-pyrimidinyl)isoxazole
    —— 5-(carbomethoxymethyl)-1,2-diphenyl-3,4,5-trimethyl-1,3-cyclopentadiene 93768-85-5 C23H24O2
    5-(carbomethoxymethyl)-1,2-diphenyl-3,4,5-trimethyl-1,3-cyclopentadiene
    —— 5-methoxy-1-(2-methoxyethyl)-1H-pyrrolo[2,3-c]pyridine 1443411-49-1 C11H14N2O2
    5-methoxy-1-(2-methoxyethyl)-1H-pyrrolo[2,3-c]pyridine
    —— 5-isopropyl-2-methylsulfanyl-1<i>H</i>-pyrimidine-4,6-dione 858268-75-4 C8H12N2O2S
    5-isopropyl-2-methylsulfanyl-1<i>H</i>-pyrimidine-4,6-dione
    —— 5-[(1S,4S)-5-(2,6-dichloro-benzenesulfonyl)-2,5-diaza-bicyclo[2.2.1]hept-2-yl]-4-methyl-benzofuran-2-carboxylic acid 1192172-65-8 C21H18Cl2N2O5S
    5-[(1S,4S)-5-(2,6-dichloro-benzenesulfonyl)-2,5-diaza-bicyclo[2.2.1]hept-2-yl]-4-methyl-benzofuran-2-carboxylic acid
    —— 5-(2-hydroxyphenyl)-N-[2-(4-methylphenyl)quinolin-4-yl]-3-pyridin-3-yl-4,5-dihydro-1H-pyrazole-1-carboxamide 1035234-36-6 C31H25N5O2
    5-(2-hydroxyphenyl)-N-[2-(4-methylphenyl)quinolin-4-yl]-3-pyridin-3-yl-4,5-dihydro-1H-pyrazole-1-carboxamide
    —— 5-(4-chlorophenyl)-3-{(R)-2-cyclohexyl-4-[6-((R)-3-methylmorpholin-4-yl)pyridine-3-sulfonyl]-6-oxopiperazin-1-yl}thiophene-2-carboxylic acid 1356455-64-5 C31H35ClN4O6S2
    5-(4-chlorophenyl)-3-{(R)-2-cyclohexyl-4-[6-((R)-3-methylmorpholin-4-yl)pyridine-3-sulfonyl]-6-oxopiperazin-1-yl}thiophene-2-carboxylic acid
    —— 5-Allyl-4-phenyl-oct-7-en-2-yne-1,4-diol 121906-92-1 C17H20O2
    5-Allyl-4-phenyl-oct-7-en-2-yne-1,4-diol
    —— 5-Bromo-1-(4,6-dichloro-[1,3,5]triazin-2-yl)-2,3-dihydro-1H-indole 911840-89-6 C11H7BrCl2N4
    5-Bromo-1-(4,6-dichloro-[1,3,5]triazin-2-yl)-2,3-dihydro-1H-indole
    —— 5-{4-[bis-(2-chloro-ethyl)-amino]-benzylidene}-3-phenyl-2-phenylimino-thiazolidin-4-one 18098-71-0 C26H23Cl2N3OS
    5-{4-[bis-(2-chloro-ethyl)-amino]-benzylidene}-3-phenyl-2-phenylimino-thiazolidin-4-one
    —— 5-benzoyl-4-methylthio-1-phenylimidazole 91787-95-0 C17H14N2OS
    5-benzoyl-4-methylthio-1-phenylimidazole
    —— 5-nitro-furan-2-carbaldehyde benzooxazol-2-yl-methyl-hydrazone 34173-46-1 C13H10N4O4
    5-nitro-furan-2-carbaldehyde benzooxazol-2-yl-methyl-hydrazone
    —— (5-chloromethylene-2-oxo-3-phenyl-2λ<sup>5</sup>-[1,3,2]oxazaphospholidin-2-yl)-diethyl-amine 72310-36-2 C13H18ClN2O2P
    (5-chloromethylene-2-oxo-3-phenyl-2λ<sup>5</sup>-[1,3,2]oxazaphospholidin-2-yl)-diethyl-amine
    —— 5-tert-Butyl-2-(2,4-dichloro-benzyl)-2H-pyrazole-3-carboxylic acid (4-methoxy-phenyl)-amide 353504-20-8 C22H23Cl2N3O2
    5-tert-Butyl-2-(2,4-dichloro-benzyl)-2H-pyrazole-3-carboxylic acid (4-methoxy-phenyl)-amide
    —— (5E,7E)-5,7-Dodecadien-1-ol tetrahydropyranyl ether 82751-04-0 C17H30O2
    (5E,7E)-5,7-Dodecadien-1-ol tetrahydropyranyl ether
    —— 5-Formylimino-2-phenyl-1,2,3-Δ3-thiadiazolin-4-carboxamid 111122-08-8 C10H8N4O2S
    5-Formylimino-2-phenyl-1,2,3-Δ3-thiadiazolin-4-carboxamid
    —— 5-(2-hydroxyphenyl)-N-[2-methoxy-5-(1-methyl-1-phenylethyl)phenyl]-3-pyridin-3-yl-4,5-dihydro-1H-pyrazole-1-carboxamide 1035232-70-2 C31H30N4O3
    5-(2-hydroxyphenyl)-N-[2-methoxy-5-(1-methyl-1-phenylethyl)phenyl]-3-pyridin-3-yl-4,5-dihydro-1H-pyrazole-1-carboxamide
    —— 5-(4-chlorobenzyl)-4-((4-ethylbenzylidene)amino)-2,4-dihydro-3H-1,2,4-triazol-3-one 1333229-87-0 C18H17ClN4O
    5-(4-chlorobenzyl)-4-((4-ethylbenzylidene)amino)-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— 5-{2-[(furan-2-ylmethyl)-carbamoyl]-[1,6]naphthyridin-8-yl}thiophene-2-carboxylic acid 875514-90-2 C19H13N3O4S
    5-{2-[(furan-2-ylmethyl)-carbamoyl]-[1,6]naphthyridin-8-yl}thiophene-2-carboxylic acid
    —— 5-(2,5-dimethoxy-phenyl)-2-methyl-benzothiazole 113454-66-3 C16H15NO2S
    5-(2,5-dimethoxy-phenyl)-2-methyl-benzothiazole
    —— 5-amino-1-cyclobutyl-1,3-dihydro-indol-2-one 875004-33-4 C12H14N2O
    5-amino-1-cyclobutyl-1,3-dihydro-indol-2-one
    —— 5-<7-Benzyl-6-imino-1H.6H-purinyl-(1)>-5-deoxy-2.3-O-isopropyliden-methyl-β-D-ribofuranosid 14131-81-8 C21H25N5O4
    5-<7-Benzyl-6-imino-1H.6H-purinyl-(1)>-5-deoxy-2.3-O-isopropyliden-methyl-β-D-ribofuranosid
    —— 5-[2-(3-methoxy-phenyl)-acetylamino]-benzo[b]thiophene-2-carboxylic acid hydroxyamide 850073-26-6 C18H16N2O4S
    5-[2-(3-methoxy-phenyl)-acetylamino]-benzo[b]thiophene-2-carboxylic acid hydroxyamide
    —— 5-(2-amino-4-methyl-pyrimidin-5-yl)-2-chloro-N-pyridin-3-yl-benzenesulfonamide 1106312-95-1 C16H14ClN5O2S
    5-(2-amino-4-methyl-pyrimidin-5-yl)-2-chloro-N-pyridin-3-yl-benzenesulfonamide
    —— 5,5'-dimethylbiphenyl-23-crown-7 79493-39-3 C26H36O7
    5,5'-dimethylbiphenyl-23-crown-7
    —— 5-(γ-Morpholinopropyl-4-oxo-6-methyl-1-phenyl-4,5-dihydropyrazolo-<3,4-d>pyrimidin 64257-06-3 C19H23N5O2
    5-(γ-Morpholinopropyl-4-oxo-6-methyl-1-phenyl-4,5-dihydropyrazolo-<3,4-d>pyrimidin
    —— 5-(4-dimethylamino-anilino)-penta-2,4-dienal-(4-dimethylamino-phenylimine); hydrochloride 16768-48-2 C21H26N4*ClH
    5-(4-dimethylamino-anilino)-penta-2,4-dienal-(4-dimethylamino-phenylimine); hydrochloride
    —— (5R)-5-(tert-butyldimethylsilyl)oxy-2,6-heptadien-1-ol 338956-61-9 C13H26O2Si
    (5R)-5-(tert-butyldimethylsilyl)oxy-2,6-heptadien-1-ol
    —— 5-(((tert-butyldiphenylsilyl)oxy)methyl)-3-(5-(3-((2-chlorobenzyl)oxy)phenyl)-1-((3-methylbenzyl)amino)pentylidene)furan-2,4(3H,5H)-dione 1607800-23-6 C47H50ClNO5Si
    5-(((tert-butyldiphenylsilyl)oxy)methyl)-3-(5-(3-((2-chlorobenzyl)oxy)phenyl)-1-((3-methylbenzyl)amino)pentylidene)furan-2,4(3H,5H)-dione
    —— 5,11-dibenzyl-1'-isopropyl-8-thioxospiro[3,5,7,11-tetraazatricyclo[7.3.1.02,7]tridec-2-ene-13,4'-piperidine]-1,9-dicarbonitrile 1105690-25-2 C32H37N7S
    5,11-dibenzyl-1'-isopropyl-8-thioxospiro[3,5,7,11-tetraazatricyclo[7.3.1.02,7]tridec-2-ene-13,4'-piperidine]-1,9-dicarbonitrile
    —— 5-ethyl-2,3-diphenyl-1,4,6,9-tetraoxa-5λ5-phospha-spiro[4.4]nonane-2,3-dicarbonitrile 62619-97-0 C20H19N2O4P
    5-ethyl-2,3-diphenyl-1,4,6,9-tetraoxa-5λ5-phospha-spiro[4.4]nonane-2,3-dicarbonitrile
    —— (+/-)-5<i>c</i>.10<i>c</i>-dihydroxy-(4b<i>rH</i>.9b<i>cH</i>)-4b.5.9b.10-tetrahydro-indeno[2.1-<i>a</i>]indene 108305-60-8 C16H14O2
    (+/-)-5<i>c</i>.10<i>c</i>-dihydroxy-(4b<i>rH</i>.9b<i>cH</i>)-4b.5.9b.10-tetrahydro-indeno[2.1-<i>a</i>]indene
    —— 5-tert-butyl-1-cyclohexyl-1,3,5-triazinan-2-one 141564-74-1 C13H25N3O
    5-tert-butyl-1-cyclohexyl-1,3,5-triazinan-2-one