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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Methyl-3-[(2-methylbutyl)amino]-1H-pyrazole-4-carboxylic acid, ethyl ester, hydrochloride 122814-15-7 C12H21N3O2*ClH
    5-Methyl-3-[(2-methylbutyl)amino]-1H-pyrazole-4-carboxylic acid, ethyl ester, hydrochloride
    —— (+)-5-Hydroxymethyl-5'-aethyl-6'-methyl-2,2'-spirobiindan 71542-46-6 C21H24O
    (+)-5-Hydroxymethyl-5'-aethyl-6'-methyl-2,2'-spirobiindan
    —— (5'R)-2,3-dideoxy-4,5,6,7,8-penta-O-acetyl-3-(5'-methoxycarbonyl-2'-isoxazolin-3'-yl)-D-glycero-L-gluco-octose 204756-35-4 C23H31NO14
    (5'R)-2,3-dideoxy-4,5,6,7,8-penta-O-acetyl-3-(5'-methoxycarbonyl-2'-isoxazolin-3'-yl)-D-glycero-L-gluco-octose
    —— 5-Methoxy-1-benzoxepin 96722-18-8 C11H10O2
    5-Methoxy-1-benzoxepin
    —— 5-methoxy-2,2-dimethyl-4-phenyl-5-trifluoromethyl-2,5-dihydro-oxazole 58913-92-1 C13H14F3NO2
    5-methoxy-2,2-dimethyl-4-phenyl-5-trifluoromethyl-2,5-dihydro-oxazole
    —— 5-bromo-N,N-bis(4-methoxybenzyl)pyrimidin-2-amine 1272403-00-5 C20H20BrN3O2
    5-bromo-N,N-bis(4-methoxybenzyl)pyrimidin-2-amine
    —— 5-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-methyl-phenyl)-3-isopropyl-2-pyridin-3-ylmethyl-4,5-dihydro-2H-pyrrolo[3,4-c]pyrazol-6-one 1441741-60-1 C27H23Cl2FN4O
    5-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-methyl-phenyl)-3-isopropyl-2-pyridin-3-ylmethyl-4,5-dihydro-2H-pyrrolo[3,4-c]pyrazol-6-one
    —— 5-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-methyl-phenyl)-2-(2-hydroxy-ethyl)-3-isopropyl-4,5-dihydro-2H-pyrrolo[3,4-c]pyrazol-6-one 1441748-07-7 C23H22Cl2FN3O2
    5-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-methyl-phenyl)-2-(2-hydroxy-ethyl)-3-isopropyl-4,5-dihydro-2H-pyrrolo[3,4-c]pyrazol-6-one
    —— 5-ethynylimidazo[1,2-a]pyrazine 1428445-79-7 C8H5N3
    5-ethynylimidazo[1,2-a]pyrazine
    —— 5-chloromethyl-4H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one 40775-90-4 C6H5ClN4O
    5-chloromethyl-4H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one
    —— 5,9-dimethyl-dec-8-en-2-one 4057-39-0 C12H22O
    5,9-dimethyl-dec-8-en-2-one
    —— 5-(((3,5-Dichlorophenyl)(methyl)amino)methyl)-1,2-dimethyl-1H-pyrazol-3(2H)-one 1427461-99-1 C13H15Cl2N3O
    5-(((3,5-Dichlorophenyl)(methyl)amino)methyl)-1,2-dimethyl-1H-pyrazol-3(2H)-one
    —— 5-methyl-5-(thiophen-2-yl)furan-2(5H)-one 98761-50-3 C9H8O2S
    5-methyl-5-(thiophen-2-yl)furan-2(5H)-one
    —— 5-methylthio-7-(2-hydroxyethoxy)-xanthone-2-carboxylic acid 75817-02-6 C17H14O6S
    5-methylthio-7-(2-hydroxyethoxy)-xanthone-2-carboxylic acid
    —— (5-Chloro-2,3-dihydro-1,4-benzodioxin-7-yl)-[4-[1-(3-fluorophenyl)-1,2,4-triazole-3-carbonyl]-3,3-dimethylpiperazin-1-yl]methanone 1443755-82-5 C24H23ClFN5O4
    (5-Chloro-2,3-dihydro-1,4-benzodioxin-7-yl)-[4-[1-(3-fluorophenyl)-1,2,4-triazole-3-carbonyl]-3,3-dimethylpiperazin-1-yl]methanone
    —— 5-[(6-methyl-pyrazine-2-carbonyl)-amino]-bicyclo[3.2.1]octane-1-carboxylic acid 1383973-49-6 C15H19N3O3
    5-[(6-methyl-pyrazine-2-carbonyl)-amino]-bicyclo[3.2.1]octane-1-carboxylic acid
    —— 5-methyl-3-(2-methylallyl)-2-phenylpyrrole 1352634-74-2 C15H17N
    5-methyl-3-(2-methylallyl)-2-phenylpyrrole
    —— 5-Chloro-7,8-dimethoxy-2,3-dihydro-1-oxa-4-aza-3a-azonia-cyclopenta[a]naphthalene; bromide 126278-35-1 Br*C12H12ClN2O3
    5-Chloro-7,8-dimethoxy-2,3-dihydro-1-oxa-4-aza-3a-azonia-cyclopenta[a]naphthalene; bromide
    —— 5-[4-(4-Hydroxy-nonyl)-5-methyl-furan-2-yl]-pentanoic acid 85514-69-8 C19H32O4
    5-[4-(4-Hydroxy-nonyl)-5-methyl-furan-2-yl]-pentanoic acid
    —— (5S,6S,8S,9R,10R)-8-Benzyloxy-10-(tert-butyl-diphenyl-silanyloxymethyl)-9-(4-methoxy-benzyloxymethyl)-2,2,9-trimethyl-1,3-dioxa-spiro[4.5]decan-6-ol 202062-72-4 C44H56O7Si
    (5S,6S,8S,9R,10R)-8-Benzyloxy-10-(tert-butyl-diphenyl-silanyloxymethyl)-9-(4-methoxy-benzyloxymethyl)-2,2,9-trimethyl-1,3-dioxa-spiro[4.5]decan-6-ol
    —— {5-[2-(4-Methoxy-phenyl)-2,3-dihydro-benzo[b][1,4]thiazepin-4-yl]-4-methyl-thiazol-2-yl}-pyridin-2-yl-amine 85545-55-7 C25H22N4OS2
    {5-[2-(4-Methoxy-phenyl)-2,3-dihydro-benzo[b][1,4]thiazepin-4-yl]-4-methyl-thiazol-2-yl}-pyridin-2-yl-amine
    —— 5-acetoxy-6α-ethoxycarbonyl-6a-carbaprostaglandin I<sub>1</sub> methyl ester 11,15-bis(tetrahydropyran-2-yl)ether 87752-07-6 C37H60O10
    5-acetoxy-6α-ethoxycarbonyl-6a-carbaprostaglandin I<sub>1</sub> methyl ester 11,15-bis(tetrahydropyran-2-yl)ether
    —— (5S,2S)-5-benzyl-2-(3,4-dimethyl-phenyl)-3-[2-(4-methoxy-phenyl)-ethyl]-1-methyl-imidazolidin-4-one 1162340-16-0 C28H32N2O2
    (5S,2S)-5-benzyl-2-(3,4-dimethyl-phenyl)-3-[2-(4-methoxy-phenyl)-ethyl]-1-methyl-imidazolidin-4-one
    —— 5-Acetylamino-N-isopropylsalicylamid 6514-15-4 C12H16N2O3
    5-Acetylamino-N-isopropylsalicylamid
    —— 5'-imino-3,3a,1',3'-tetramethyl-tetrahydro-spiro[furo[2,3-<i>d</i>]thiazole-2,4'-imidazolidine]-2'-thione 25180-03-4 C11H18N4OS2
    5'-imino-3,3a,1',3'-tetramethyl-tetrahydro-spiro[furo[2,3-<i>d</i>]thiazole-2,4'-imidazolidine]-2'-thione
    —— 5-methyl-6-(5-piperidin-4-yl-2H-[1,2,4]triazol-3-yl)-pyridine hydrochloride 1240108-59-1 C13H17N5*ClH
    5-methyl-6-(5-piperidin-4-yl-2H-[1,2,4]triazol-3-yl)-pyridine hydrochloride
    —— (5-Bromomethyl-2-chloro-3-methoxy-phenyl)-methyl-carbamic acid methyl ester 74510-46-6 C11H13BrClNO3
    (5-Bromomethyl-2-chloro-3-methoxy-phenyl)-methyl-carbamic acid methyl ester
    —— 5-octyl-4H-thieno[2,3-c]-pyrrole-4,6(5H)-dione 1422728-55-9 C14H19NO2S
    5-octyl-4H-thieno[2,3-c]-pyrrole-4,6(5H)-dione
    —— (5-bromo-2-methyl-indol-3-yl)-acetic acid-(1-phenyl-ethylLiDenehydrazide) 102173-18-2 C19H18BrN3O
    (5-bromo-2-methyl-indol-3-yl)-acetic acid-(1-phenyl-ethylLiDenehydrazide)
    —— 5,6-Dihydroxy-anthrachinon-(1,2)-disulfonsaeure-(4,8) 743355-21-7 C14H8O10S2
    5,6-Dihydroxy-anthrachinon-(1,2)-disulfonsaeure-(4,8)
    —— 5-azido-3-oxapentyl 3,4,6-tri-O-acetyl-2-deoxy-2-phthalimido-β-D-glucopyranoside 243136-74-5 C24H28N4O11
    5-azido-3-oxapentyl 3,4,6-tri-O-acetyl-2-deoxy-2-phthalimido-β-D-glucopyranoside
    —— [5-Chloro-3-(3-chloro-phenylamino)-6-methyl-2-oxo-2H-pyrazin-1-yl]-acetic acid benzyl ester 787607-62-9 C20H17Cl2N3O3
    [5-Chloro-3-(3-chloro-phenylamino)-6-methyl-2-oxo-2H-pyrazin-1-yl]-acetic acid benzyl ester
    —— 5-(anilinomethyl)-3-(benzylamino)-2-(4-methoxyphenoxy)benzenesulfonamide 62275-31-4 C27H27N3O4S
    5-(anilinomethyl)-3-(benzylamino)-2-(4-methoxyphenoxy)benzenesulfonamide
    —— 5-chloro-thiophene-2,4-dicarbaldehyde 65762-93-8 C6H3ClO2S
    5-chloro-thiophene-2,4-dicarbaldehyde
    —— (5E,7E)-(1S,3R)-1,3-bis[[(1,1-Dimethylethyl)diphenylsilyl]oxy]-26,27-dimethyl-23-oxa-9,10-secocholesta-5,7,10 (19),20-tetraen-25-ol 154314-29-1 C60H80O4Si2
    (5E,7E)-(1S,3R)-1,3-bis[[(1,1-Dimethylethyl)diphenylsilyl]oxy]-26,27-dimethyl-23-oxa-9,10-secocholesta-5,7,10 (19),20-tetraen-25-ol
    —— 5,5-Dimethyl-1,3,6,7a-tetraphenyl-5,7a-dihydro-1H-pyrrolo[2,1-c][1,2,4]triazole 136215-74-2 C31H27N3
    5,5-Dimethyl-1,3,6,7a-tetraphenyl-5,7a-dihydro-1H-pyrrolo[2,1-c][1,2,4]triazole
    —— 5-methoxy-6-methyl-1-(2-morpholinoethyl)-3-(2,4,6-trifluorophenoxy)methyl-1H-indole-4,7-dione 1616730-23-4 C23H23F3N2O5
    5-methoxy-6-methyl-1-(2-morpholinoethyl)-3-(2,4,6-trifluorophenoxy)methyl-1H-indole-4,7-dione
    —— 5-diethylamino-1,5-dimethyl-barbituric acid 99190-79-1 C10H17N3O3
    5-diethylamino-1,5-dimethyl-barbituric acid
    —— 5-[3-(4-methyl-piperazin-1-yl)-propyl]-5,11-dihydro-dibenzo[<i>b</i>,<i>e</i>][1,4]thiazepine 28660-94-8 C21H27N3S
    5-[3-(4-methyl-piperazin-1-yl)-propyl]-5,11-dihydro-dibenzo[<i>b</i>,<i>e</i>][1,4]thiazepine
    —— 5,8-Di-p-toluidino-pyrido<2,3-d>pyridazin 2843-81-4 C21H19N5
    5,8-Di-p-toluidino-pyrido<2,3-d>pyridazin
    —— 5,6,5',6'-tetraphenyl-3,3'-(4,4'-ethene-1,2-diyl-diphenyl)-bis-[1,2,4]triazine 19551-18-9 C44H30N6
    5,6,5',6'-tetraphenyl-3,3'-(4,4'-ethene-1,2-diyl-diphenyl)-bis-[1,2,4]triazine
    —— 5-benzylsulfonylamino-1-methyl-3-uracilylacetyl-L-argininal, trifluoroacetate salt 179524-06-2 C2HF3O2*C20H27N7O6S
    5-benzylsulfonylamino-1-methyl-3-uracilylacetyl-L-argininal, trifluoroacetate salt
    —— (5S,7R)-3-(1-Methyl-1H-tetrazol-5-ylsulfanylmethyl)-5,8-dioxo-7-{2-oxo-2-[2-(trityl-amino)-thiazol-4-yl]-acetylamino}-5λ<sup>4</sup>-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 73158-91-5 C34H28N8O6S3
    (5S,7R)-3-(1-Methyl-1H-tetrazol-5-ylsulfanylmethyl)-5,8-dioxo-7-{2-oxo-2-[2-(trityl-amino)-thiazol-4-yl]-acetylamino}-5λ<sup>4</sup>-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— 5-(5-fluoro-2-methylphenoxymethyl)-6-[2-methoxy-5-(thiophen-2-ylcarbonyloxy)phenyl]-2,2,4-trimethyl-1,2-dihydroquinoline 1027099-20-2 C32H30FNO4S
    5-(5-fluoro-2-methylphenoxymethyl)-6-[2-methoxy-5-(thiophen-2-ylcarbonyloxy)phenyl]-2,2,4-trimethyl-1,2-dihydroquinoline
    —— 5-(3,5-bis-methylsulfanyl-4-pyrrol-1-yl-benzyl)-pyrimidine-2,4-diamine 71140-35-7 C17H19N5S2
    5-(3,5-bis-methylsulfanyl-4-pyrrol-1-yl-benzyl)-pyrimidine-2,4-diamine
    —— 5-(5,5-Dimethyl-2-thioxo-2λ<sup>5</sup>-[1,3,2]dioxaphosphinan-2-yloxy)-4-ethoxy-2-methyl-2H-pyridazin-3-one 76105-51-6 C12H19N2O5PS
    5-(5,5-Dimethyl-2-thioxo-2λ<sup>5</sup>-[1,3,2]dioxaphosphinan-2-yloxy)-4-ethoxy-2-methyl-2H-pyridazin-3-one
    —— 5-acetylamino-2-(5-chloro-2-hydroxy-phenyl)-2<i>H</i>-[1,2,3]triazole-4-carboxylic acid amide 31866-05-4 C11H10ClN5O3
    5-acetylamino-2-(5-chloro-2-hydroxy-phenyl)-2<i>H</i>-[1,2,3]triazole-4-carboxylic acid amide
    —— 5-(4-isopropoxyphenyl)-4-methoxy-6-methyl-N-((1s,4s)-4-methylcyclohexyl)pyrimidin-2-amine 1229185-76-5 C22H31N3O2
    5-(4-isopropoxyphenyl)-4-methoxy-6-methyl-N-((1s,4s)-4-methylcyclohexyl)pyrimidin-2-amine
    —— 5-fluoro-N2-{4-[(pyridine-3-yl)methylaminocarbonyl]phenyl}-N4-(1,2,2,6,6-pentamethylpiperidin-4-yl)-2,4-pyrimidinediamine 1105123-45-2 C27H34FN7O
    5-fluoro-N2-{4-[(pyridine-3-yl)methylaminocarbonyl]phenyl}-N4-(1,2,2,6,6-pentamethylpiperidin-4-yl)-2,4-pyrimidinediamine
    —— 5-Benzyloxy-2-(13)C-1,2-pentandiol 83469-56-1 C12H18O3
    5-Benzyloxy-2-(13)C-1,2-pentandiol