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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-oxo-3-(3-(trifluoromethyl)phenylamino)cyclohex-3-enecarboxylic acid 1625672-23-2 C14H12F3NO3
    5-oxo-3-(3-(trifluoromethyl)phenylamino)cyclohex-3-enecarboxylic acid
    —— 5-Benzylidene-3-(4-hydroxyphenyl)-2-phenylimidazol-4-one 86134-13-6 C22H16N2O2
    5-Benzylidene-3-(4-hydroxyphenyl)-2-phenylimidazol-4-one
    —— 5-[5-(hydroxymethyl)-1H-tetrazol-1-yl]-2-(trifluoromethyl)benzonitrile 1354947-90-2 C10H6F3N5O
    5-[5-(hydroxymethyl)-1H-tetrazol-1-yl]-2-(trifluoromethyl)benzonitrile
    —— 5,5,6-trimethyl-7-oxo-2,2-diphenyl-1,6-diaza-5λ<sup>5</sup>-phospha-bicyclo[3.2.0]heptane-3-carbonitrile 68464-33-5 C20H22N3OP
    5,5,6-trimethyl-7-oxo-2,2-diphenyl-1,6-diaza-5λ<sup>5</sup>-phospha-bicyclo[3.2.0]heptane-3-carbonitrile
    —— 5-trifluoromethyl-5'-deoxyuridine 1380532-27-3 C10H11F3N2O5
    5-trifluoromethyl-5'-deoxyuridine
    —— 5,7-bis(4'-propylbiphenyl-4-yl)-2,3-dihydrothieno[3,4-b][1,4]dioxine 1313877-82-5 C36H34O2S
    5,7-bis(4'-propylbiphenyl-4-yl)-2,3-dihydrothieno[3,4-b][1,4]dioxine
    —— 5,6-dihydro-[1,4]oxazino[2,3,4-<i>ij</i>]quinoline-3,7-dione 23866-16-2 C11H9NO3
    5,6-dihydro-[1,4]oxazino[2,3,4-<i>ij</i>]quinoline-3,7-dione
    —— 5-fluoro-2,5'-anhydro-uridine 60301-51-1 C9H9FN2O5
    5-fluoro-2,5'-anhydro-uridine
    —— 5,6-dichloro-2,3,4,9-tetrahydro-1H-carbazol-1-one 1259490-44-2 C12H9Cl2NO
    5,6-dichloro-2,3,4,9-tetrahydro-1H-carbazol-1-one
    —— 5-phenyl-1-<i>p</i>-tolyl-1<i>H</i>-pyrazole-3-carboxylic acid hydrazide 62160-94-5 C17H16N4O
    5-phenyl-1-<i>p</i>-tolyl-1<i>H</i>-pyrazole-3-carboxylic acid hydrazide
    —— 5-deoxy-1,2-isopropylidene-3-O-(p-methoxybenzyl)-α-D-ribofuranose 109536-53-0 C16H22O5
    5-deoxy-1,2-isopropylidene-3-O-(p-methoxybenzyl)-α-D-ribofuranose
    —— 5-Anilino-2-methyl-3-oxo-Δ<sup>4</sup>-1,2,4-thiadiazoline 71549-56-9 C9H9N3OS
    5-Anilino-2-methyl-3-oxo-Δ<sup>4</sup>-1,2,4-thiadiazoline
    —— 5-chloro-2-[2-chloro-4-(trifluoromethyl)phenyl]-4-methoxy-pyridazin-3-one 1443276-05-8 C12H7Cl2F3N2O2
    5-chloro-2-[2-chloro-4-(trifluoromethyl)phenyl]-4-methoxy-pyridazin-3-one
    —— 5-amino-1-(2-chloro-4-trifluoromethylphenyl)-3,4-dicyanopyrazole 111246-72-1 C12H5ClF3N5
    5-amino-1-(2-chloro-4-trifluoromethylphenyl)-3,4-dicyanopyrazole
    —— 5,8-Methano-r-4a,c-5,c-8,c-8a-tetrahydro-4H-3,1-benzoxazin-2(1H)-one 120577-19-7 C9H11NO2
    5,8-Methano-r-4a,c-5,c-8,c-8a-tetrahydro-4H-3,1-benzoxazin-2(1H)-one
    —— 5,8-Methano-r-4a,t-5,6,7,t-8,c-8a-hexahydro-4H-3,1-benzoxazin-2(1H)-one 87768-90-9 C9H13NO2
    5,8-Methano-r-4a,t-5,6,7,t-8,c-8a-hexahydro-4H-3,1-benzoxazin-2(1H)-one
    —— 5-amino-1-(2-chloro-4-trifluoromethyl-phenyl)-4-cyano-pyrazole 86398-97-2 C11H6ClF3N4
    5-amino-1-(2-chloro-4-trifluoromethyl-phenyl)-4-cyano-pyrazole
    —— [5-(2-methyl-5-nitro-imidazol-1-ylmethyl)-[1,3,4]thiadiazol-2-yl]-carbamic acid methyl ester 56910-46-4 C9H10N6O4S
    [5-(2-methyl-5-nitro-imidazol-1-ylmethyl)-[1,3,4]thiadiazol-2-yl]-carbamic acid methyl ester
    —— 5,5''-dicyano-2,2':5',2''-terthiophene-4,4''-dicarboxylic acid 881853-42-5 C16H6N2O4S3
    5,5''-dicyano-2,2':5',2''-terthiophene-4,4''-dicarboxylic acid
    —— 5-methyl-3-phenoxyoxolane-2-one 65416-64-0 C11H12O3
    5-methyl-3-phenoxyoxolane-2-one
    —— (5S,8R)-1,2-dimethoxy-3,8-dimethyl-5-(2-trimethylsilylethynyl)-5,6,7,8-tetrahydronaphthalene 406672-95-5 C19H28O2Si
    (5S,8R)-1,2-dimethoxy-3,8-dimethyl-5-(2-trimethylsilylethynyl)-5,6,7,8-tetrahydronaphthalene
    —— 5,6-dibromo-2-[(5,6-dibromo-2-oxo-1H-acenaphthylen-1-yl)-phenylmethyl]-2H-acenaphthylen-1-one 929117-70-4 C31H16Br4O2
    5,6-dibromo-2-[(5,6-dibromo-2-oxo-1H-acenaphthylen-1-yl)-phenylmethyl]-2H-acenaphthylen-1-one
    —— 5'-methoxy-2-methylspiro(3H-2,1-benzoxathiole-1,1'-1,2-benzisothiazole)-3(2H),3'-dione 223735-96-4 C16H13NO4S
    5'-methoxy-2-methylspiro(3H-2,1-benzoxathiole-1,1'-1,2-benzisothiazole)-3(2H),3'-dione
    —— 5-amino-6-chloro-2-ethyl-3<i>H</i>-pyrimidine-4-thione 61457-04-3 C6H8ClN3S
    5-amino-6-chloro-2-ethyl-3<i>H</i>-pyrimidine-4-thione
    —— 5-(2,2-Dimethylpropanoylamino)-6-propan-2-yloxypyridine-2-carboxylic acid 186413-91-2 C14H20N2O4
    5-(2,2-Dimethylpropanoylamino)-6-propan-2-yloxypyridine-2-carboxylic acid
    —— 5-Amino-1-(3,4-dichloro-phenyl)-3-methyl-1H-pyrazole-4-carbothioic acid amide 101309-65-3 C11H10Cl2N4S
    5-Amino-1-(3,4-dichloro-phenyl)-3-methyl-1H-pyrazole-4-carbothioic acid amide
    —— 5-(4-chlorophenyl)-1-(3,4-dichlorophenyl)-4-methyl-N-(1-piperidinyl)-1H-pyrazole-3-carboxamide 1490390-28-7 C22H21Cl3N4O
    5-(4-chlorophenyl)-1-(3,4-dichlorophenyl)-4-methyl-N-(1-piperidinyl)-1H-pyrazole-3-carboxamide
    —— 5-(chloromethyl)-1-[4-(pentafluoro-λ6-sulfanyl)phenyl]-1H-tetrazole 1354947-97-9 C8H6ClF5N4S
    5-(chloromethyl)-1-[4-(pentafluoro-λ6-sulfanyl)phenyl]-1H-tetrazole
    —— 5-amino-2-<i>tert</i>-butyl-6-chloro-3<i>H</i>-pyrimidine-4-thione 61457-10-1 C8H12ClN3S
    5-amino-2-<i>tert</i>-butyl-6-chloro-3<i>H</i>-pyrimidine-4-thione
    —— 5-amino-6-chloro-2-isopropyl-3<i>H</i>-pyrimidine-4-thione 61457-06-5 C7H10ClN3S
    5-amino-6-chloro-2-isopropyl-3<i>H</i>-pyrimidine-4-thione
    —— 5-prop-1-enyloxolan-2-one 91075-11-5 C7H10O2
    5-prop-1-enyloxolan-2-one
    —— 5,6-dichloro-1-(trifluoromethyl)-2,3,4,9-tetrahydro-1H-carbazol-1-ol 1259490-37-3 C13H10Cl2F3NO
    5,6-dichloro-1-(trifluoromethyl)-2,3,4,9-tetrahydro-1H-carbazol-1-ol
    —— 5-butyl-2-thienylacetylene 141580-92-9 C10H12S
    5-butyl-2-thienylacetylene
    —— 5-amino-4-hexen-3-one 33663-57-9 C6H11NO
    5-amino-4-hexen-3-one
    —— 5-(4-chlorophenyl)-1-(3,4-dichlorophenyl)-4-methyl-1H-pyrazole-3-carboxylic acid 1016557-93-9 C17H11Cl3N2O2
    5-(4-chlorophenyl)-1-(3,4-dichlorophenyl)-4-methyl-1H-pyrazole-3-carboxylic acid
    —— 5-Methoxy-2-[2-(methylcarbamoyl)phenyl]sulfinylbenzoic acid 198897-05-1 C16H15NO5S
    5-Methoxy-2-[2-(methylcarbamoyl)phenyl]sulfinylbenzoic acid
    —— 5-bromo-biphenyl-2,4'-diyldiamine 169834-88-2 C12H11BrN2
    5-bromo-biphenyl-2,4'-diyldiamine
    —— 5-(methylamino)pentanoic acid hydrochloride 81893-78-9 C6H13NO2*ClH
    5-(methylamino)pentanoic acid hydrochloride
    —— 5-methoxy-3-(1-methylethoxy)benzo[b]-thiophene-2-carboxylic acid 104795-65-5 C13H14O4S
    5-methoxy-3-(1-methylethoxy)benzo[b]-thiophene-2-carboxylic acid
    —— 5-[(6-Benzyloxy-5-nitro-pyridine-2-carbonyl)-amino]-6-isopropoxy-pyridine-2-carboxylic acid methyl ester 475272-83-4 C23H22N4O7
    5-[(6-Benzyloxy-5-nitro-pyridine-2-carbonyl)-amino]-6-isopropoxy-pyridine-2-carboxylic acid methyl ester
    —— 5,6-dichloro-9H-carbazol-1-ol 1259490-26-0 C12H7Cl2NO
    5,6-dichloro-9H-carbazol-1-ol
    —— 5-(1,3-Benzodioxol-5-yl)oxolan-2-one 91075-09-1 C11H10O4
    5-(1,3-Benzodioxol-5-yl)oxolan-2-one
    —— 5-(5-(5-amino-6-isopropoxypicolinamido)-6-isopropoxypicolinamido)-6-isopropoxypicolinic acid 475272-89-0 C27H32N6O7
    5-(5-(5-amino-6-isopropoxypicolinamido)-6-isopropoxypicolinamido)-6-isopropoxypicolinic acid
    —— 5-(5-(4-amino-3-isopropoxybenzamido)-6-isopropoxypicolinamido)-6-isopropoxypicolinic acid 1373319-36-8 C28H33N5O7
    5-(5-(4-amino-3-isopropoxybenzamido)-6-isopropoxypicolinamido)-6-isopropoxypicolinic acid
    —— 5,5''-bis(5-hexyl-2-thienylethynyl)-[2,2':5',2'']-terthiophene 710338-93-5 C36H36S5
    5,5''-bis(5-hexyl-2-thienylethynyl)-[2,2':5',2'']-terthiophene
    —— 5-fluoro-2-[2-(4-fluoro-2,3-dihydro-1H-indol-1-yl)-2-oxoethyl]-6-(morpholin-4-yl)pyrimidin-4(3H)-one 1383976-02-0 C18H18F2N4O3
    5-fluoro-2-[2-(4-fluoro-2,3-dihydro-1H-indol-1-yl)-2-oxoethyl]-6-(morpholin-4-yl)pyrimidin-4(3H)-one
    —— 5,5''-dipropyl-2,2':5',2''-terthiophene-4,4''-dicarboxylic acid 881853-43-6 C20H20O4S3
    5,5''-dipropyl-2,2':5',2''-terthiophene-4,4''-dicarboxylic acid
    —— 5-Chloro-2-(5-chloro-1-benzofuran-2-yl)-1-benzofuran 1135231-20-7 C16H8Cl2O2
    5-Chloro-2-(5-chloro-1-benzofuran-2-yl)-1-benzofuran
    —— 5-amino-6-chloro-2-(2,2-dimethyl-propyl)-3<i>H</i>-pyrimidine-4-thione 61457-11-2 C9H14ClN3S
    5-amino-6-chloro-2-(2,2-dimethyl-propyl)-3<i>H</i>-pyrimidine-4-thione
    —— 5,5''-bis(5-butyl-2-thienylethynyl)-[2,2':5',2'']-terthiophene 320784-34-7 C32H28S5
    5,5''-bis(5-butyl-2-thienylethynyl)-[2,2':5',2'']-terthiophene