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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (5E,7E,10E)-19-fluoro-9,10-seco-5,7,10(19)-cholestatriene-1α,3β-diol 311810-93-2 C27H43FO2
    (5E,7E,10E)-19-fluoro-9,10-seco-5,7,10(19)-cholestatriene-1α,3β-diol
    —— (5R)-4-[(S)-2-(1-methoxy-1-ethylpropyl)pyrrolidin-1-yl]-5-[(S)-1-hydroxy-2-methylpropyl]-1-(4-methoxybenzyl)-2,5-dihydro-1H-2-azolone 1235303-40-8 C26H40N2O4
    (5R)-4-[(S)-2-(1-methoxy-1-ethylpropyl)pyrrolidin-1-yl]-5-[(S)-1-hydroxy-2-methylpropyl]-1-(4-methoxybenzyl)-2,5-dihydro-1H-2-azolone
    —— 5-(1H-pyrazolo[3,4-b]pyridin-3-yl)-1H-pyrrole-3-sulfonic acid 3-chloro-benzylamide 658696-38-9 C17H14ClN5O2S
    5-(1H-pyrazolo[3,4-b]pyridin-3-yl)-1H-pyrrole-3-sulfonic acid 3-chloro-benzylamide
    —— 5-bromo-7-methoxy-3,4-dihydro-2H-benzo[b][1,4]oxazine hydrochloride 1173524-08-7 C9H10BrNO2*ClH
    5-bromo-7-methoxy-3,4-dihydro-2H-benzo[b][1,4]oxazine hydrochloride
    —— 5-Methoxy-1-methyl-1,2,3,4-tetrahydroquinoxaline 1566378-62-8 C10H14N2O
    5-Methoxy-1-methyl-1,2,3,4-tetrahydroquinoxaline
    —— 5-chloro-1-(pyrimidin-2-yl)-1H-indole-2-carbonitrile 1451369-13-3 C13H7ClN4
    5-chloro-1-(pyrimidin-2-yl)-1H-indole-2-carbonitrile
    —— 5-(2,6-difluorophenyl)-N-hydroxy-3-{[1-(methylsulphonyl)piperidin-4-yl]amino}-1H-pyrazolo[4,3-c]isoquinoline-7-carboximidamide 1253734-43-8 C23H23F2N7O3S
    5-(2,6-difluorophenyl)-N-hydroxy-3-{[1-(methylsulphonyl)piperidin-4-yl]amino}-1H-pyrazolo[4,3-c]isoquinoline-7-carboximidamide
    —— 5,6-dimethoxy-3',4',5',6'-tetrahydro-3H-spiro[isobenzofuran-1,2'-pyran] 1401300-22-8 C14H18O4
    5,6-dimethoxy-3',4',5',6'-tetrahydro-3H-spiro[isobenzofuran-1,2'-pyran]
    —— 5-(1-methyl-1H-pyrazol-4-yl)-2,4(1H,3H)-pyrimidinedione hydrochloride 1138450-60-8 C8H8N4O2*ClH
    5-(1-methyl-1H-pyrazol-4-yl)-2,4(1H,3H)-pyrimidinedione hydrochloride
    —— 5,11,17,23-Tetra-tert-butyl-25,26,27,28-tetrakis({N-[(methoxycarbonyl)methyl]carbamoyl}methoxy)calix[4]arene 356793-83-4 C64H84N4O16
    5,11,17,23-Tetra-tert-butyl-25,26,27,28-tetrakis({N-[(methoxycarbonyl)methyl]carbamoyl}methoxy)calix[4]arene
    —— 5-(2-ethynyl-5-iodo-4-methoxy-phenoxy)-pyrimidine-2,4-diamine 927872-50-2 C12H9IN4O
    5-(2-ethynyl-5-iodo-4-methoxy-phenoxy)-pyrimidine-2,4-diamine
    —— 5-(adamantan-1-ylaminomethyl)pyrimidin-2-ylamine 1279215-43-8 C15H22N4
    5-(adamantan-1-ylaminomethyl)pyrimidin-2-ylamine
    —— 5-naphthalen-2-ylamino-[1,2,4]thiadiazol-3-one 3171-24-2 C12H9N3OS
    5-naphthalen-2-ylamino-[1,2,4]thiadiazol-3-one
    —— (5R,6R)-5-Hydroxy-6-triethylsilanyloxy-cyclohexa-1,3-dienecarboxylic acid methyl ester 85442-91-7 C14H24O4Si
    (5R,6R)-5-Hydroxy-6-triethylsilanyloxy-cyclohexa-1,3-dienecarboxylic acid methyl ester
    —— 5-Benzoyl-veratrinsaeure 26561-11-5 C16H14O5
    5-Benzoyl-veratrinsaeure
    —— 5,5-Di-<4-chlor-phenyl>-2-phenylimino-Δ<sup>3</sup>-1,3,4-oxadiazolin 21363-88-2 C20H13Cl2N3O
    5,5-Di-<4-chlor-phenyl>-2-phenylimino-Δ<sup>3</sup>-1,3,4-oxadiazolin
    —— 5,8,14,17,23,26,32,35-Octakis(nonoxymethyl)-2,11,20,29,37,38,39,40-octazanonacyclo[28.6.1.13,10.112,19.121,28.04,9.013,18.022,27.031,36]tetraconta-1,3,5,7,9,11,13,15,17,19(39),20,22,24,26,28(38),30(37),31,33,35-nonadecaene 139112-94-0 C112H178N8O8
    5,8,14,17,23,26,32,35-Octakis(nonoxymethyl)-2,11,20,29,37,38,39,40-octazanonacyclo[28.6.1.13,10.112,19.121,28.04,9.013,18.022,27.031,36]tetraconta-1,3,5,7,9,11,13,15,17,19(39),20,22,24,26,28(38),30(37),31,33,35-nonadecaene
    —— 5,6,9,10,11,12-hexahydro-4H,8H-azepino[3',4':4,5]pyrrolo[3,2,1-ij]quinoline 313688-66-3 C15H18N2
    5,6,9,10,11,12-hexahydro-4H,8H-azepino[3',4':4,5]pyrrolo[3,2,1-ij]quinoline
    —— 5-allyl-2-phenyl-[1,3]oxazine-4,6-dione 1144-90-7 C13H11NO3
    5-allyl-2-phenyl-[1,3]oxazine-4,6-dione
    —— 5-(tert-butoxycarbonylazo)-10,15,20-triphenylporphyrinatonickel(II) 1539299-46-1 C43H32N6NiO2
    5-(tert-butoxycarbonylazo)-10,15,20-triphenylporphyrinatonickel(II)
    —— 5-lithio-2-pentanone 2',2'-dimethylpropylene ketal 108818-50-4 C10H19LiO2
    5-lithio-2-pentanone 2',2'-dimethylpropylene ketal
    —— (5,10,15,20-tetraphenylporphyrinato)(4-(N,N-dimethylamino)pyridine)cadmium 82582-78-3 C7H10N2*C44H28N4*Cd
    (5,10,15,20-tetraphenylporphyrinato)(4-(N,N-dimethylamino)pyridine)cadmium
    —— 5-oxo-3-phenyl-N-(4-phenylthiazol-2-yl)-5H-thiazolo[3,2-a]pyrimidine-6-carboxamide 1266388-16-2 C22H14N4O2S2
    5-oxo-3-phenyl-N-(4-phenylthiazol-2-yl)-5H-thiazolo[3,2-a]pyrimidine-6-carboxamide
    —— 5-iodoisophthalonitrile 181220-76-8 C8H3IN2
    5-iodoisophthalonitrile
    —— 5-hexyl-4-(N-cyanoethyl)-1,4-diazabicyclo<3.3.0>octan-8-one 123414-28-8 C15H25N3O
    5-hexyl-4-(N-cyanoethyl)-1,4-diazabicyclo<3.3.0>octan-8-one
    —— 5-ethyl-1-(4-iodobenzoyl)-5-(3-methylbutyl)-1,3-diazinane-2,4,6-trione 119410-35-4 C18H21IN2O4
    5-ethyl-1-(4-iodobenzoyl)-5-(3-methylbutyl)-1,3-diazinane-2,4,6-trione
    —— 5-(2-(4-fluorophenyl)pyrrolidin-1-yl)-1H-benzo[d]imidazole 1276023-86-9 C17H16FN3
    5-(2-(4-fluorophenyl)pyrrolidin-1-yl)-1H-benzo[d]imidazole
    —— 5,5-Dibenzyl-6-oxo-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole-2,3-dicarboxylic acid dimethyl ester 80232-71-9 C24H22N2O5
    5,5-Dibenzyl-6-oxo-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole-2,3-dicarboxylic acid dimethyl ester
    —— 5-[3-[3-(3-Oxa-8-azabicyclo[3.2.1]octan-8-yl)azetidin-1-yl]pyrido[2,3-b]pyrazin-6-yl]-1,3-benzoxazol-2-amine 1350924-68-3 C23H23N7O2
    5-[3-[3-(3-Oxa-8-azabicyclo[3.2.1]octan-8-yl)azetidin-1-yl]pyrido[2,3-b]pyrazin-6-yl]-1,3-benzoxazol-2-amine
    —— 5-oxodec-9-ynoic acid 1443248-08-5 C10H14O3
    5-oxodec-9-ynoic acid
    —— 5-phenyl-3-thiophen-2-yl-(3a<i>r</i>,6a<i>c</i>)-3a,6a-dihydro-pyrrolo[3,4-<i>d</i>]isoxazole-4,6-dione 22353-86-2 C15H10N2O3S
    5-phenyl-3-thiophen-2-yl-(3a<i>r</i>,6a<i>c</i>)-3a,6a-dihydro-pyrrolo[3,4-<i>d</i>]isoxazole-4,6-dione
    —— 5-amino-1-octyl-barbituric acid 100454-23-7 C12H21N3O3
    5-amino-1-octyl-barbituric acid
    —— 5,8-Dimethylene-2-phenyl-5,8-dihydro-[1,2,4]triazolo[1,2-a]pyridazine-1,3-dione 77079-46-0 C14H11N3O2
    5,8-Dimethylene-2-phenyl-5,8-dihydro-[1,2,4]triazolo[1,2-a]pyridazine-1,3-dione
    —— 5,7-Bis(Hydroxycarbonylmethoxyimino)-6,7-Dihydro-(5H)-Dibenzo[a,c]Cycloheptene 113438-02-1 C19H16N2O6
    5,7-Bis(Hydroxycarbonylmethoxyimino)-6,7-Dihydro-(5H)-Dibenzo[a,c]Cycloheptene
    —— 5'-(3,5-dimethyl-1H-pyrazol-1-yl)-5-morpholino-2'-phenyl-[2,4'-bioxazole]-4-carbonitrile 1266376-24-2 C22H20N6O3
    5'-(3,5-dimethyl-1H-pyrazol-1-yl)-5-morpholino-2'-phenyl-[2,4'-bioxazole]-4-carbonitrile
    —— [5-(4-Ethoxy-phenyl)-[1,3,4]oxadiazol-2-ylsulfanyl]-acetic acid ethyl ester 84160-44-1 C14H16N2O4S
    [5-(4-Ethoxy-phenyl)-[1,3,4]oxadiazol-2-ylsulfanyl]-acetic acid ethyl ester
    —— 5,6-dichloro-2-methoxymethyl-3<i>H</i>-pyrimidin-4-one 32250-12-7 C6H6Cl2N2O2
    5,6-dichloro-2-methoxymethyl-3<i>H</i>-pyrimidin-4-one
    —— 5-(bromomethylene)-4,5-dihydro-3,4,4-trimethyl-1-(p-toluoyl)-1H-pyrazole 133610-47-6 C15H17BrN2O
    5-(bromomethylene)-4,5-dihydro-3,4,4-trimethyl-1-(p-toluoyl)-1H-pyrazole
    —— 5-isobutylamino-6-propyl-pyrazine-2,3-dicarbonitrile 72112-72-2 C13H17N5
    5-isobutylamino-6-propyl-pyrazine-2,3-dicarbonitrile
    —— (5-chloro-4,5-diphenyl-4,5-dihydro-[1,3,4]thiadiazol-2-yl)-phenyl-amine 111271-31-9 C20H16ClN3S
    (5-chloro-4,5-diphenyl-4,5-dihydro-[1,3,4]thiadiazol-2-yl)-phenyl-amine
    —— 5-(2-aminopyridine-3-carbonyl)-N-methylthiophene-2-carboxamide 1042982-08-0 C12H11N3O2S
    5-(2-aminopyridine-3-carbonyl)-N-methylthiophene-2-carboxamide
    —— 5'-(1-methyl-pyrrol-2-yl)spiro[cyclohexane-1,3'-[3H]indol]-2'(1'H)-one 304876-23-1 C18H20N2O
    5'-(1-methyl-pyrrol-2-yl)spiro[cyclohexane-1,3'-[3H]indol]-2'(1'H)-one
    —— (5-methyl-2,4-dinitro-phenyl)-m-tolyl-amine 854252-72-5 C14H13N3O4
    (5-methyl-2,4-dinitro-phenyl)-m-tolyl-amine
    —— 5-(5-iodo-2-isopropyl-3-methoxy-phenoxy)-pyrimidine-2,4-diamine 927872-51-3 C14H17IN4O2
    5-(5-iodo-2-isopropyl-3-methoxy-phenoxy)-pyrimidine-2,4-diamine
    —— 5-Acetyl-1-(3-methoxyphenyl)pyridin-2-one 1590402-48-4 C14H13NO3
    5-Acetyl-1-(3-methoxyphenyl)pyridin-2-one
    —— 5-ethyl-5-(6-fluorohexyl)-2-thioxodihydropyrimidine-4,6(1H,5H)-dione 1427731-10-9 C12H19FN2O2S
    5-ethyl-5-(6-fluorohexyl)-2-thioxodihydropyrimidine-4,6(1H,5H)-dione
    —— [(5-Nitro-1,3-dioxo-1,3-dihydro-isoindol-2-ylmethyl)-amino]-acetic acid methyl ester 172912-97-9 C12H11N3O6
    [(5-Nitro-1,3-dioxo-1,3-dihydro-isoindol-2-ylmethyl)-amino]-acetic acid methyl ester
    —— 5-Piperidin-1-yl-2,3-dihydroisoindol-1-one 1357104-50-7 C13H16N2O
    5-Piperidin-1-yl-2,3-dihydroisoindol-1-one
    —— 5-(2-chlorophenyl)-2-(pyridin-2-yl)-5,6,7,8-tetrahydro-4H-oxazolo[4,5-c]azepine 1247881-21-5 C18H16ClN3O
    5-(2-chlorophenyl)-2-(pyridin-2-yl)-5,6,7,8-tetrahydro-4H-oxazolo[4,5-c]azepine
    —— 5-cyano-3-trideuteromethoxymethyl-pyridine-2-carboxylic acid [3-((3R,6R)-5-amino-3,6-dimethyl-6-trifluoromethyl-3,6-dihydro-2H-[1,4]oxazin-3-yl)-4-fluoro-phenyl]-amide 1386984-34-4 C22H21F4N5O3
    5-cyano-3-trideuteromethoxymethyl-pyridine-2-carboxylic acid [3-((3R,6R)-5-amino-3,6-dimethyl-6-trifluoromethyl-3,6-dihydro-2H-[1,4]oxazin-3-yl)-4-fluoro-phenyl]-amide