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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5α-pregnan-12-one ethylene acetal 6908-21-0 C23H38O2
    5α-pregnan-12-one ethylene acetal
    —— (5-Benzyloxy-10-hydroxy-9-methyl-4-oxo-1,2,3,4-tetrahydro-anthracen-2-yl)-acetic acid 18188-16-4 C24H22O5
    (5-Benzyloxy-10-hydroxy-9-methyl-4-oxo-1,2,3,4-tetrahydro-anthracen-2-yl)-acetic acid
    —— 5-Methyl-5-<2-(1-oxo-1,2-dihydro-<2>isochinolyl)-aethyl>-hydantoin 20158-90-1 C15H15N3O3
    5-Methyl-5-<2-(1-oxo-1,2-dihydro-<2>isochinolyl)-aethyl>-hydantoin
    —— [(5R,6S,9E,13E)-15-[tert-butyl(dimethyl)silyl]oxy-6-hydroxy-6,10-dimethyl-1-trimethylsilylpentadeca-9,13-dien-1-yn-5-yl] methanesulfonate 123085-93-8 C27H52O5SSi2
    [(5R,6S,9E,13E)-15-[tert-butyl(dimethyl)silyl]oxy-6-hydroxy-6,10-dimethyl-1-trimethylsilylpentadeca-9,13-dien-1-yn-5-yl] methanesulfonate
    —— 5-amino-2-[N-benzyloxycarbonyl-N-(β-hydroxyethyl)amino]phenol 129717-97-1 C16H18N2O4
    5-amino-2-[N-benzyloxycarbonyl-N-(β-hydroxyethyl)amino]phenol
    —— 5,5-dimethyl-2-(3-decylsulfanylthiophen-2-yl)-[1,3,2]dioxaborinane 672287-26-2 C19H33BO2S2
    5,5-dimethyl-2-(3-decylsulfanylthiophen-2-yl)-[1,3,2]dioxaborinane
    —— 5-[5-[2-(3-fluorophenyl)ethyl]-1,3,4-oxadiazol-2-yl]-N-(4-methoxyphenyl)-2-nitroaniline 1005205-70-8 C23H19FN4O4
    5-[5-[2-(3-fluorophenyl)ethyl]-1,3,4-oxadiazol-2-yl]-N-(4-methoxyphenyl)-2-nitroaniline
    —— 5-methyl-1-(5-O-benzoyl-2,3-dideoxy-2-fluoro-β-L-threo-pentofuranosyl)cytosine 255818-57-6 C17H18FN3O4
    5-methyl-1-(5-O-benzoyl-2,3-dideoxy-2-fluoro-β-L-threo-pentofuranosyl)cytosine
    —— 5-methoxy-4,4-dimethyl-2-phenyl-2,4-dihydro-pyrazol-3-one 62214-49-7 C12H14N2O2
    5-methoxy-4,4-dimethyl-2-phenyl-2,4-dihydro-pyrazol-3-one
    —— 5-(3-amino-1H-pyrazol-5-yl)-2-methoxyphenol 1217089-74-1 C10H11N3O2
    5-(3-amino-1H-pyrazol-5-yl)-2-methoxyphenol
    —— 5,8-Dihydroxy-1,4-dihydro-2,3-benzodithiin 5273-69-8 C8H8O2S2
    5,8-Dihydroxy-1,4-dihydro-2,3-benzodithiin
    —— 5-Hydroxy-6-propyl-benzodioxan-(1,4) 10288-87-6 C11H14O3
    5-Hydroxy-6-propyl-benzodioxan-(1,4)
    —— 5-methoxy-2-methyl-1'-(nitromethyl)-3'-phenyl-1'H-spiro[indole-3,2'-naphthalene] 1352832-25-7 C26H22N2O3
    5-methoxy-2-methyl-1'-(nitromethyl)-3'-phenyl-1'H-spiro[indole-3,2'-naphthalene]
    —— 5-chloro-N-cyclopentyl-2-((2-hydroxyethyl)(methyl)amino)benzenesulfonamide 1350926-60-1 C14H21ClN2O3S
    5-chloro-N-cyclopentyl-2-((2-hydroxyethyl)(methyl)amino)benzenesulfonamide
    —— 5'-(5-hexadecyl-1H-pyrrol-2-ylmethylene)-4'-methoxy-1H,5'H-[2,2']bipyrrolyl hydrochloride 1314253-82-1 C30H45N3O*ClH
    5'-(5-hexadecyl-1H-pyrrol-2-ylmethylene)-4'-methoxy-1H,5'H-[2,2']bipyrrolyl hydrochloride
    —— 5-nonafluorobutyl-2-iodo-1,3-dimethylbenzene 1313030-06-6 C12H8F9I
    5-nonafluorobutyl-2-iodo-1,3-dimethylbenzene
    —— (5S,6S)-3-aza-6-{[(tert-butyloxycarbonyl)-L-valinyl]amino}-5-hydroxy-7-phenyl-3-(2-phenylethyl)heptanoyl amide 866227-38-5 C30H44N4O5
    (5S,6S)-3-aza-6-{[(tert-butyloxycarbonyl)-L-valinyl]amino}-5-hydroxy-7-phenyl-3-(2-phenylethyl)heptanoyl amide
    —— 5-amino-3-(1H-1-methylindazol-6-yl)amino-1-(3-methylphenyl)carbonyl-1H-1,2,4-triazole 929266-41-1 C18H17N7O
    5-amino-3-(1H-1-methylindazol-6-yl)amino-1-(3-methylphenyl)carbonyl-1H-1,2,4-triazole
    —— 5-fluoro-3-(4-methylsulfanylphenyl)-8-propoxy-1H-quinolin-4-one 1092495-53-8 C19H18FNO2S
    5-fluoro-3-(4-methylsulfanylphenyl)-8-propoxy-1H-quinolin-4-one
    —— 5-m-tolyl-oxazole-4-carboxylic acid [1-(5-acetyl-thiophen-2-ylmethyl)-1H-pyrazol-3-yl]-amide 1163259-33-3 C21H18N4O3S
    5-m-tolyl-oxazole-4-carboxylic acid [1-(5-acetyl-thiophen-2-ylmethyl)-1H-pyrazol-3-yl]-amide
    —— 5-[(5-trifluoromethyl-5-hydroxy-3-phenyl-4,5-dihydro-1H-pyrazol-1-yl)-carbonylpyridin-2-yl]4-methoxybenzaldehyde hydrazone 1402146-20-6 C24H20F3N5O3
    5-[(5-trifluoromethyl-5-hydroxy-3-phenyl-4,5-dihydro-1H-pyrazol-1-yl)-carbonylpyridin-2-yl]4-methoxybenzaldehyde hydrazone
    —— 5'-[(2-bromo-5-methoxyphenyl)ethynyl]-6,2'-dimethoxybiphenyl-3-carbaldehyde 1199888-12-4 C24H19BrO4
    5'-[(2-bromo-5-methoxyphenyl)ethynyl]-6,2'-dimethoxybiphenyl-3-carbaldehyde
    —— 5-chloro-3-(o-chlorophenyl)-1-methylindole-2-carboxamide 74088-62-3 C16H12Cl2N2O
    5-chloro-3-(o-chlorophenyl)-1-methylindole-2-carboxamide
    —— 5-(1H-benzimidazol-2-yl)-[3,3']bipyridinyl-6,6'-diamine 1261220-39-6 C17H14N6
    5-(1H-benzimidazol-2-yl)-[3,3']bipyridinyl-6,6'-diamine
    —— 5,10,15,20-tetrakis[3-(4-bromobutoxy)phenyl]porphyrin magnesium(II) 1373621-35-2 C60H56Br4MgN4O4
    5,10,15,20-tetrakis[3-(4-bromobutoxy)phenyl]porphyrin magnesium(II)
    —— 5-methyl-4-methylene-5-phenyl-3-tosyloxazolidin-2-one 132723-54-7 C18H17NO4S
    5-methyl-4-methylene-5-phenyl-3-tosyloxazolidin-2-one
    —— 5-methyl-4-hexen-1-ol benzyl ether 131721-93-2 C14H20O
    5-methyl-4-hexen-1-ol benzyl ether
    —— 5-{[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-4-[2-fluoro-4-(4-quinolinyl)phenyl]-2,4-dihydro-3H-1,2,4-triazol-3-one 1332332-64-5 C26H24FN5O2
    5-{[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-4-[2-fluoro-4-(4-quinolinyl)phenyl]-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— 5-(2-ethoxyethyl)-5-{4-[4-(3-(3-fluoropyrid-2-yl)-[1,2,4]oxadiazol-5-yl)phenoxy]phenoxy}pyrimidine-2,4,6-trione 620633-38-7 C27H22FN5O7
    5-(2-ethoxyethyl)-5-{4-[4-(3-(3-fluoropyrid-2-yl)-[1,2,4]oxadiazol-5-yl)phenoxy]phenoxy}pyrimidine-2,4,6-trione
    —— 5-<endo-7-(Benzylamino)-cis-bicyclo<4.1.0>hept-7-yl>-6-hydroxy-2,2-dimethyl-1,3-dioxin-4-on 109863-19-6 C20H25NO4
    5-<endo-7-(Benzylamino)-cis-bicyclo<4.1.0>hept-7-yl>-6-hydroxy-2,2-dimethyl-1,3-dioxin-4-on
    —— 5-Amino-N-(2-methoxy-5-methyl-phenyl)-2,4-bis-octyloxy-benzamide 271261-77-9 C31H48N2O4
    5-Amino-N-(2-methoxy-5-methyl-phenyl)-2,4-bis-octyloxy-benzamide
    —— 5-[2,4-dihydroxy-6-(4-nitrophenoxy)phenyl]-N-[2-(methylamino)ethyl]isoxazole-3-carboxamide 1253584-61-0 C19H18N4O7
    5-[2,4-dihydroxy-6-(4-nitrophenoxy)phenyl]-N-[2-(methylamino)ethyl]isoxazole-3-carboxamide
    —— 5-(1-Methyl-piperidin-4-ylidene)-5H-thiochromeno[2,3-b]pyridine 10-oxide 1851-11-2 C18H18N2OS
    5-(1-Methyl-piperidin-4-ylidene)-5H-thiochromeno[2,3-b]pyridine 10-oxide
    —— 5,10-Ditert-butyl-15-nitro-1-azapentacyclo[10.6.1.02,7.08,19.013,18]nonadeca-2(7),3,5,8(19),9,11,13(18),14,16-nonaene 1399743-82-8 C26H26N2O2
    5,10-Ditert-butyl-15-nitro-1-azapentacyclo[10.6.1.02,7.08,19.013,18]nonadeca-2(7),3,5,8(19),9,11,13(18),14,16-nonaene
    —— 5-tert-butyl-1,2,3,4-triazaphosphole 93756-82-2 C5H10N3P
    5-tert-butyl-1,2,3,4-triazaphosphole
    —— 5,7-Dichloro-2-(ethylaminomethyl)-8-hydroxy-3-methylquinazolin-4-one;hydrobromide 1232841-78-9 BrH*C12H13Cl2N3O2
    5,7-Dichloro-2-(ethylaminomethyl)-8-hydroxy-3-methylquinazolin-4-one;hydrobromide
    —— (5S*,4R*)-4-(1-methylethenyl)-1-oxaspiro<4.7>dodecan-7-one 108163-08-2 C14H22O2
    (5S*,4R*)-4-(1-methylethenyl)-1-oxaspiro<4.7>dodecan-7-one
    —— 5-[(2R,3S)-3-((S)-2-{(S)-2-[(S)-2-tert-Butoxycarbonylamino-3-(ethoxyoxalyl-amino)-propionylamino]-3-methyl-butyrylamino}-4-methyl-pentanoylamino)-2-hydroxy-4-phenyl-butyrylamino]-isophthalic acid dimethyl ester 753029-56-0 C43H60N6O14
    5-[(2R,3S)-3-((S)-2-{(S)-2-[(S)-2-tert-Butoxycarbonylamino-3-(ethoxyoxalyl-amino)-propionylamino]-3-methyl-butyrylamino}-4-methyl-pentanoylamino)-2-hydroxy-4-phenyl-butyrylamino]-isophthalic acid dimethyl ester
    —— 5-(hydroxymethyl)-2-methyl-4-[(methylideneamino)methyl]pyridin-3-ol 1132106-80-9 C9H12N2O2
    5-(hydroxymethyl)-2-methyl-4-[(methylideneamino)methyl]pyridin-3-ol
    —— 5-{4-(2,4-di-<i>tert</i>-pentyl-phenoxy)-3-[2-(4-nitro-phenoxy)-acetylamino]-benzoylamino}-isophthalic acid dimethyl ester 855641-99-5 C41H45N3O10
    5-{4-(2,4-di-<i>tert</i>-pentyl-phenoxy)-3-[2-(4-nitro-phenoxy)-acetylamino]-benzoylamino}-isophthalic acid dimethyl ester
    —— 5-(2-(4-chloro-3-methoxyphenyl)propan-2-yl)-1-(4-fluorophenyl)-2-((2-(4-(2-methyl-1H-imidazol-1-yl)phenoxy)ethyl)thio)-1H-imidazole 1430210-91-5 C31H30ClFN4O2S
    5-(2-(4-chloro-3-methoxyphenyl)propan-2-yl)-1-(4-fluorophenyl)-2-((2-(4-(2-methyl-1H-imidazol-1-yl)phenoxy)ethyl)thio)-1H-imidazole
    —— 5-(2-chloro-6-fluorobenzyloxy)-2-nitrobenzaldehyde 1030863-05-8 C14H9ClFNO4
    5-(2-chloro-6-fluorobenzyloxy)-2-nitrobenzaldehyde
    —— 5-amino-N-(5-(5-amino-3,3-difluoroazepan-1-yl)-1-methyl-1H-pyrazol-4-yl)-2-(2,5-difluorophenyl)thiazole-4-carboxamide 1428570-70-0 C20H21F4N7OS
    5-amino-N-(5-(5-amino-3,3-difluoroazepan-1-yl)-1-methyl-1H-pyrazol-4-yl)-2-(2,5-difluorophenyl)thiazole-4-carboxamide
    —— 5-ethyl-5-methyl-6-phenyl-[1,3]oxazinane-2,4-dione 27605-85-2 C13H15NO3
    5-ethyl-5-methyl-6-phenyl-[1,3]oxazinane-2,4-dione
    —— 5-Methyl-5-butyl-5-sila-9-oxa-10-benzyl-6-undecen 67002-41-9 C21H36OSi
    5-Methyl-5-butyl-5-sila-9-oxa-10-benzyl-6-undecen
    —— 5,5'-dipropionyl-5,6,5',6'-tetrahydro-[6,6']biphenanthridinyl 63171-05-1 C32H28N2O2
    5,5'-dipropionyl-5,6,5',6'-tetrahydro-[6,6']biphenanthridinyl
    —— (5-ethoxy-2-pyridin-4-yl-oxazol-4-yl)-acetic acid 59399-92-7 C12H12N2O4
    (5-ethoxy-2-pyridin-4-yl-oxazol-4-yl)-acetic acid
    —— 5-methyl-4-(1-vinyl-2-naphthyl)-4-azoniabicyclo[3.1.0]hexane hydrochloride 1453542-44-3 C18H19N*ClH
    5-methyl-4-(1-vinyl-2-naphthyl)-4-azoniabicyclo[3.1.0]hexane hydrochloride
    —— 5,5-dimethyl-1-perfluoroethyl-3-phenyl-4,5-dihydro-3H-pyrazolo[4,3-a]phenazine 1430075-46-9 C23H17F5N4
    5,5-dimethyl-1-perfluoroethyl-3-phenyl-4,5-dihydro-3H-pyrazolo[4,3-a]phenazine
    —— 5-amino-1-propionyl-1<i>H</i>-pyrazole-4-carboxylic acid formylamide 55933-01-2 C8H10N4O3
    5-amino-1-propionyl-1<i>H</i>-pyrazole-4-carboxylic acid formylamide