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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-diisopropylphosphino-2,2'-bithiophene 1594710-63-0 C14H19PS2
    5-diisopropylphosphino-2,2'-bithiophene
    —— 5-Ethyl-6-hydroxy-9,12-dioxapentacyclo[11.8.0.02,11.03,8.016,21]henicosa-1(13),2(11),3(8),4,6,14,16,18,20-nonaen-10-one 93092-98-9 C21H14O4
    5-Ethyl-6-hydroxy-9,12-dioxapentacyclo[11.8.0.02,11.03,8.016,21]henicosa-1(13),2(11),3(8),4,6,14,16,18,20-nonaen-10-one
    —— (5E,9E)-13-chloro-14,16-bis(ethoxymethoxy)-11-((2-oxo-2-(piperazin-1-yl)ethoxy)imino)-3,4,7,8,11,12-hexahydro-1H-benzo[c][1]oxacyclotetradecin-1-one 1044813-94-6 C29H40ClN3O8
    (5E,9E)-13-chloro-14,16-bis(ethoxymethoxy)-11-((2-oxo-2-(piperazin-1-yl)ethoxy)imino)-3,4,7,8,11,12-hexahydro-1H-benzo[c][1]oxacyclotetradecin-1-one
    —— 5,5'-[thiophene-2,5-diylbis(p-tolylmethylene)]bis(1H-pyrrole-2-carbaldehyde) 1453494-46-6 C30H26N2O2S
    5,5'-[thiophene-2,5-diylbis(p-tolylmethylene)]bis(1H-pyrrole-2-carbaldehyde)
    —— [5-(3-chloro-4-fluoro-phenyl)-1-(3-chloro-2-fluoro-phenyl)-2-phenyl-1H-imidazol-4-yl]-phosphonic acid monoethyl ester 1268679-15-7 C23H17Cl2F2N2O3P
    [5-(3-chloro-4-fluoro-phenyl)-1-(3-chloro-2-fluoro-phenyl)-2-phenyl-1H-imidazol-4-yl]-phosphonic acid monoethyl ester
    —— 5-(4-fluorophenyl)-3-(1-methylethyl)imino-2-(pyrazin-2-yl)amino-3,5-dihydrophenazine 1353739-46-4 C25H21FN6
    5-(4-fluorophenyl)-3-(1-methylethyl)imino-2-(pyrazin-2-yl)amino-3,5-dihydrophenazine
    —— 5-{2-[(6-oxo-1,6-dihydro-pyridin-3-ylmethyl)-carbamoyl]-pyridin-4-yl}-1H-indole-2-carboxylic acid ethyl ester 1222173-55-8 C23H20N4O4
    5-{2-[(6-oxo-1,6-dihydro-pyridin-3-ylmethyl)-carbamoyl]-pyridin-4-yl}-1H-indole-2-carboxylic acid ethyl ester
    —— 5,10,15,20-(4-amino)tetraphenylporphynato Fe(III) Chloride 1450624-45-9 C44H33Cl2FeN8
    5,10,15,20-(4-amino)tetraphenylporphynato Fe(III) Chloride
    —— 5-cyclopropyl-2-methyl-3-oxo-2,3-dihydropyrrole-1-carboxylic acid tert-butyl ester 1422143-22-3 C13H19NO3
    5-cyclopropyl-2-methyl-3-oxo-2,3-dihydropyrrole-1-carboxylic acid tert-butyl ester
    —— 5-[2-Methyl-1-[1-(pyridin-2-ylmethyl)piperidin-4-yl]imidazo[4,5-h][1,5]naphthyridin-8-yl]-3-(trifluoromethyl)pyridin-2-amine 1366049-18-4 C27H25F3N8
    5-[2-Methyl-1-[1-(pyridin-2-ylmethyl)piperidin-4-yl]imidazo[4,5-h][1,5]naphthyridin-8-yl]-3-(trifluoromethyl)pyridin-2-amine
    —— 5-(4-fluorophenyl)-3-(4-tetrahydropyranyl)imino-2-(3-nitro-2-pyidyl)amino-3,5-dihydrophenazine 1353739-83-9 C28H23FN6O3
    5-(4-fluorophenyl)-3-(4-tetrahydropyranyl)imino-2-(3-nitro-2-pyidyl)amino-3,5-dihydrophenazine
    —— 5-[6-(4-fluoro-3-methyl-benzylcarbamoyl)-pyridin-2-yl]-1H-indole-2-carboxylic acid ethyl ester 1222173-91-2 C25H22FN3O3
    5-[6-(4-fluoro-3-methyl-benzylcarbamoyl)-pyridin-2-yl]-1H-indole-2-carboxylic acid ethyl ester
    —— (5'RS,8'SR)-3'-(5-methyl-1-phenyl-1H-pyrazol-4-yl)-5',6',7',8'-tetrahydrospiro[cyclopropane-1,9'-[5',8']methanocinnoline] 1204832-87-0 C21H20N4
    (5'RS,8'SR)-3'-(5-methyl-1-phenyl-1H-pyrazol-4-yl)-5',6',7',8'-tetrahydrospiro[cyclopropane-1,9'-[5',8']methanocinnoline]
    —— 5-Phenyl-11H-indeno(1,2-c)isochinolin-11-on 52839-48-2 C22H13NO
    5-Phenyl-11H-indeno(1,2-c)isochinolin-11-on
    —— 5,6-Dimethoxy-cumarino<3',4':2,3>cumaron 24258-42-2 C17H12O5
    5,6-Dimethoxy-cumarino<3',4':2,3>cumaron
    —— 5-Amino-1-benzyl-4-(N-benzyliden)-1,2,3-triazol 36540-29-1 C16H15N5
    5-Amino-1-benzyl-4-(N-benzyliden)-1,2,3-triazol
    —— (5R,5aR,8aR,9S)-9-[(4aR,6R,7R,8R,8aS)-7,8-Dihydroxy-2-(4-hydroxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxin-6-yloxy]-5-(4-hydroxy-3,5-dimethoxy-phenyl)-5,8,8a,9-tetrahydro-5aH-furo[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6-one 35352-95-5 C34H34O14
    (5R,5aR,8aR,9S)-9-[(4aR,6R,7R,8R,8aS)-7,8-Dihydroxy-2-(4-hydroxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxin-6-yloxy]-5-(4-hydroxy-3,5-dimethoxy-phenyl)-5,8,8a,9-tetrahydro-5aH-furo[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6-one
    —— 5.6.7.8-Tetrabrom-2-oxochromen-3-carbonsaeureethylester 51484-04-9 C12H6Br4O4
    5.6.7.8-Tetrabrom-2-oxochromen-3-carbonsaeureethylester
    —— 5-hydroxy-3,4,1',3',4'-pentamethyl-1,5,1',5'-tetrahydro-5,5'-methanylylidene-bis-pyrrol-2-one 51471-13-7 C14H18N2O3
    5-hydroxy-3,4,1',3',4'-pentamethyl-1,5,1',5'-tetrahydro-5,5'-methanylylidene-bis-pyrrol-2-one
    —— [(5-Chloro-2-methoxy-phenyl)-hydrazono]-phenylthiocarbamoyl-acetic acid ethyl ester 59099-64-8 C18H18ClN3O3S
    [(5-Chloro-2-methoxy-phenyl)-hydrazono]-phenylthiocarbamoyl-acetic acid ethyl ester
    —— 5-Fluorenyliden-1-(4-nitrophenyl)-3-formazan 56596-85-1 C26H17N5O2
    5-Fluorenyliden-1-(4-nitrophenyl)-3-formazan
    —— 5-<5-(3-Pyridyl)-furfurylideneamino>-1H-tetrazole 38594-28-4 C11H8N6O
    5-<5-(3-Pyridyl)-furfurylideneamino>-1H-tetrazole
    —— (5-chloro-1-oxy-2<i>H</i>-fluoreno[1,9-<i>ef</i>][1,4]diazepin-3-yl)-ethyl-amine 5603-37-2 C17H14ClN3O
    (5-chloro-1-oxy-2<i>H</i>-fluoreno[1,9-<i>ef</i>][1,4]diazepin-3-yl)-ethyl-amine
    —— 5α,17β-Dihydroxy-2α,6β-dimethyl-androstan-3-on 19990-49-9 C21H34O3
    5α,17β-Dihydroxy-2α,6β-dimethyl-androstan-3-on
    —— 5-Methyl-1,4-diphenyl-phthalazin 28149-79-3 C21H16N2
    5-Methyl-1,4-diphenyl-phthalazin
    —— 5-Brom-2-chlor-4'-hydroxy-diphenyl-sulfoxid 20808-31-5 C12H8BrClO2S
    5-Brom-2-chlor-4'-hydroxy-diphenyl-sulfoxid
    —— 5-cyclopentyl-2-cyclopentylidene-1,1,4,4-tetraphenyl-1,2,3,4-tetrahydro-[1,4]diphosphininediium; dichloride 21543-75-9 C38H40P2*2Cl
    5-cyclopentyl-2-cyclopentylidene-1,1,4,4-tetraphenyl-1,2,3,4-tetrahydro-[1,4]diphosphininediium; dichloride
    —— 5-Chloromethyl-3-hydroxy-2-(trifluoromethyl)pyridine 1256818-32-2 C7H5ClF3NO
    5-Chloromethyl-3-hydroxy-2-(trifluoromethyl)pyridine
    —— 5,6-bis(2’,6’-dimethylphenoxyl)-1,3-diimino isoindoline 1352721-90-4 C24H23N3O2
    5,6-bis(2’,6’-dimethylphenoxyl)-1,3-diimino isoindoline
    —— 5-(Azetidin-3-yl)pyridin-3-amine 1260859-63-9 C8H11N3
    5-(Azetidin-3-yl)pyridin-3-amine
    —— 5-allyl-8-<i>tert</i>-butyl-5<i>H</i>-benzo[<i>f</i>]pyrido[2,3-<i>b</i>][1,4]oxazepin-6-one 14609-70-2 C19H20N2O2
    5-allyl-8-<i>tert</i>-butyl-5<i>H</i>-benzo[<i>f</i>]pyrido[2,3-<i>b</i>][1,4]oxazepin-6-one
    —— (+/-)-5-(3-Aethandiyldioxy-1-methyl-butyl)-5-allyl-barbitursaeure 33302-22-6 C14H20N2O5
    (+/-)-5-(3-Aethandiyldioxy-1-methyl-butyl)-5-allyl-barbitursaeure
    —— 5-(3-methyl-3<i>H</i>-benzooxazol-2-ylidene)-1,3-diphenyl-formazan 26326-49-8 C21H17N5O
    5-(3-methyl-3<i>H</i>-benzooxazol-2-ylidene)-1,3-diphenyl-formazan
    —— 5-(4-fluorophenyl)-1,8,8-trimethyl-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-2,4,6(1H,3H,5H)-trione 868214-68-0 C20H20FN3O3
    5-(4-fluorophenyl)-1,8,8-trimethyl-7,8,9,10-tetrahydropyrimido[4,5-b]quinoline-2,4,6(1H,3H,5H)-trione
    —— 5-butyl-2-phenyl-1-oxa-4-aza-spiro[5.5]undecane 35810-30-1 C19H29NO
    5-butyl-2-phenyl-1-oxa-4-aza-spiro[5.5]undecane
    —— 5'-(3-Carboxymethyladamantan-1-ylacetyl)-Ara-C 35624-72-7 C23H31N3O8
    5'-(3-Carboxymethyladamantan-1-ylacetyl)-Ara-C
    —— 5-Aethyl-4-formylamino-3-piperidinomethylmercapto-<1,2,4>triazol 31821-94-0 C11H19N5OS
    5-Aethyl-4-formylamino-3-piperidinomethylmercapto-<1,2,4>triazol
    —— 5-methyl-2,3-dihydro-1<i>H</i>-indeno[1,2-<i>e</i>][1,4]diazepin-6-one 23265-42-1 C13H12N2O
    5-methyl-2,3-dihydro-1<i>H</i>-indeno[1,2-<i>e</i>][1,4]diazepin-6-one
    —— 5-Benzoyl-4-hydroxy-1-(p-brom-phenyl)-pyrrol-2-carbonsaeure-methylester 22050-24-4 C19H14BrNO4
    5-Benzoyl-4-hydroxy-1-(p-brom-phenyl)-pyrrol-2-carbonsaeure-methylester
    —— 5-Benzoyl-4-hydroxy-1-phenyl-pyrrol-2-carbonsaeure-methylester 22050-20-0 C19H15NO4
    5-Benzoyl-4-hydroxy-1-phenyl-pyrrol-2-carbonsaeure-methylester
    —— 5-methoxy-3-(4-methoxy-phenyl)-1-methyl-1,3-dihydro-benzoimidazol-2-one 26596-10-1 C16H16N2O3
    5-methoxy-3-(4-methoxy-phenyl)-1-methyl-1,3-dihydro-benzoimidazol-2-one
    —— 5-(5-bromo-2-ethoxy-benzyl)-4-chloro-6-methyl-pyrimidin-2-ylamine 24524-14-9 C14H15BrClN3O
    5-(5-bromo-2-ethoxy-benzyl)-4-chloro-6-methyl-pyrimidin-2-ylamine
    —— 5-Diaethylamino-4-methyl-3-p-tolyl-pyridazin 24154-72-1 C16H21N3
    5-Diaethylamino-4-methyl-3-p-tolyl-pyridazin
    —— 5-hydroxy-1-oxy-4,6-diphenyl-pyrimidine-2-carboxylic acid ethyl ester 34906-19-9 C19H16N2O4
    5-hydroxy-1-oxy-4,6-diphenyl-pyrimidine-2-carboxylic acid ethyl ester
    —— 5-Chloro-2-(hydroxyimino-methyl)-1-methyl-pyridinium; iodide 22795-01-3 C7H8ClN2O*I
    5-Chloro-2-(hydroxyimino-methyl)-1-methyl-pyridinium; iodide
    —— 5.6-Dimethyl-5.6-dihydro-dibenzo<b.f><1.2>azocin 21363-75-7 C16H16N2
    5.6-Dimethyl-5.6-dihydro-dibenzo<b.f><1.2>azocin
    —— [5-Butyl-4-hydroxy-dihydro-furan-(2E)-ylidene]-acetic acid methyl ester 34565-36-1 C11H18O4
    [5-Butyl-4-hydroxy-dihydro-furan-(2E)-ylidene]-acetic acid methyl ester
    —— 5-(m-Nitro-benzoyl)-1,2-diphenyl-pyrrol 22780-59-2 C23H16N2O3
    5-(m-Nitro-benzoyl)-1,2-diphenyl-pyrrol
    —— 5-(4-bromomethyl-phenyl)-2-(4-chloro-phenyl)-2<i>H</i>-tetrazole 38446-67-2 C14H10BrClN4
    5-(4-bromomethyl-phenyl)-2-(4-chloro-phenyl)-2<i>H</i>-tetrazole
    —— 5-fluoro-6-oxo-2-thioxo-1,2,3,6-tetrahydro-pyrimidine-4-carbaldehyde benzenesulfonylhydrazone 23865-54-5 C11H9FN4O3S2
    5-fluoro-6-oxo-2-thioxo-1,2,3,6-tetrahydro-pyrimidine-4-carbaldehyde benzenesulfonylhydrazone