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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(7-{[(3,4-dichlorophenyl)methylcarbonyl]amino}-3-(phenyl)quinoxalin-2-yl)pentanoic acid 1383692-77-0 C27H23Cl2N3O3
    5-(7-{[(3,4-dichlorophenyl)methylcarbonyl]amino}-3-(phenyl)quinoxalin-2-yl)pentanoic acid
    —— 5-[3-(2-diisopropylamino-ethyl)-ureidomethyl]thiophene-2-carboxylic acid (2-amino-phenyl)amide 709664-47-1 C21H31N5O2S
    5-[3-(2-diisopropylamino-ethyl)-ureidomethyl]thiophene-2-carboxylic acid (2-amino-phenyl)amide
    —— 5-[5-Amino-6-[3-[3-(1-aminoethyl)phenyl]-1,2-oxazol-5-yl]pyrazin-2-yl]-1-[(1-methylcyclopropyl)methyl]pyridin-2-one 1349732-99-5 C25H26N6O2
    5-[5-Amino-6-[3-[3-(1-aminoethyl)phenyl]-1,2-oxazol-5-yl]pyrazin-2-yl]-1-[(1-methylcyclopropyl)methyl]pyridin-2-one
    —— 5-(4-chlorobenzylideneaminooxymethyl)thiophene-2-carboxylic acid (2-aminophenyl)amide 773060-08-5 C19H16ClN3O2S
    5-(4-chlorobenzylideneaminooxymethyl)thiophene-2-carboxylic acid (2-aminophenyl)amide
    —— 5-(3,4-dimethoxy-phenyl)-1-ethyl-3-methyl-4-phenyl-3,4-dihydro-1<i>H</i>-pyrimidin-2-one 70498-74-7 C21H24N2O3
    5-(3,4-dimethoxy-phenyl)-1-ethyl-3-methyl-4-phenyl-3,4-dihydro-1<i>H</i>-pyrimidin-2-one
    —— 5-(1-benzoyl-3-oxo-3-phenyl-propyl)-1,4,6,9-tetraoxa-5λ<sup>5</sup>-phospha-spiro[4.4]nonane 71318-36-0 C20H21O6P
    5-(1-benzoyl-3-oxo-3-phenyl-propyl)-1,4,6,9-tetraoxa-5λ<sup>5</sup>-phospha-spiro[4.4]nonane
    —— 5-carbamoyl-3-((2R,3R,4R,5R)-3,4,5-triacetoxytetrahydro-2H-pyran-2-yl)-1-((2S,3S,4S,5S)-3,4,5-triacetoxytetrahydro-2H-pyran-2-yl)-1H-imidazol-3-ium-4-olate 92587-89-8 C26H33N3O16
    5-carbamoyl-3-((2R,3R,4R,5R)-3,4,5-triacetoxytetrahydro-2H-pyran-2-yl)-1-((2S,3S,4S,5S)-3,4,5-triacetoxytetrahydro-2H-pyran-2-yl)-1H-imidazol-3-ium-4-olate
    —— 5-(isobutylamino)-1,3,4-thiadiazole-2-thiol 66180-54-9 C6H11N3S2
    5-(isobutylamino)-1,3,4-thiadiazole-2-thiol
    —— 5-[1-(4-methylbenzoyl)-2-(4-methylphenyl)-2-oxoethyl]-6-oxo-1,6-dihydropyrazine-2,3-dicarbonitrile 1526938-84-0 C23H16N4O3
    5-[1-(4-methylbenzoyl)-2-(4-methylphenyl)-2-oxoethyl]-6-oxo-1,6-dihydropyrazine-2,3-dicarbonitrile
    —— 5,11,17,23,29,35,41,47-octahexadecylnonacyclo[43.3.1.13,7.19,13.115,19.121,25.127,31.133,37.139,43]hexapentaconta-1(48),3,5,7(56),9,11,13(55),15,17,19(54),21,23,25(53),27(52),28,30,33(51),34,36,39(50),40,42,45(49),46-tetracosaene-49,50,51,52,53,54,55,56-octol 118311-29-8 C184H304O8
    5,11,17,23,29,35,41,47-octahexadecylnonacyclo[43.3.1.13,7.19,13.115,19.121,25.127,31.133,37.139,43]hexapentaconta-1(48),3,5,7(56),9,11,13(55),15,17,19(54),21,23,25(53),27(52),28,30,33(51),34,36,39(50),40,42,45(49),46-tetracosaene-49,50,51,52,53,54,55,56-octol
    —— 5-(but-3-ynyl)-3-(4-chlorophenyl)-1,2,4-oxadiazole 872362-52-2 C12H9ClN2O
    5-(but-3-ynyl)-3-(4-chlorophenyl)-1,2,4-oxadiazole
    —— (5Z,7E,22E)-(1S,3R,24R)-25-(5-ethylthiazol-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol 198760-36-0 C32H45NO3S
    (5Z,7E,22E)-(1S,3R,24R)-25-(5-ethylthiazol-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol
    —— 5-Ethylamino-1-(2-fluorophenyl)-3-methylpyrazole 105438-88-8 C12H14FN3
    5-Ethylamino-1-(2-fluorophenyl)-3-methylpyrazole
    —— 5-(4-acetylaminophenyl)-N-[(3R,5R)-1-azabicyclo[3.2.1]oct-3-yl]-1,3-thiazole-2-carboxamide 524014-10-6 C19H22N4O2S
    5-(4-acetylaminophenyl)-N-[(3R,5R)-1-azabicyclo[3.2.1]oct-3-yl]-1,3-thiazole-2-carboxamide
    —— 5'-S-acetyl-N4-benzoyl-2',3'-O-isopropylidene-6-{[(methylsulfonyl)oxy]methyl}-5'-thiocytidine 1309371-97-8 C23H27N3O9S2
    5'-S-acetyl-N4-benzoyl-2',3'-O-isopropylidene-6-{[(methylsulfonyl)oxy]methyl}-5'-thiocytidine
    —— 5-<N-(5-methyl-3-isoxazolyl)benzene sulphonamido-4-oxymethyl>-2-thio-1,3,4-oxadiazole 141233-23-0 C13H12N4O5S2
    5-<N-(5-methyl-3-isoxazolyl)benzene sulphonamido-4-oxymethyl>-2-thio-1,3,4-oxadiazole
    —— 5<i>c</i>-ethoxy-pent-4-enal 21502-33-0 C7H12O2
    5<i>c</i>-ethoxy-pent-4-enal
    —— 5-(5-Chloro-2-isopropylsulfanyl-phenyl)-imidazolidine-2,4-dione 120121-43-9 C12H13ClN2O2S
    5-(5-Chloro-2-isopropylsulfanyl-phenyl)-imidazolidine-2,4-dione
    —— 5-(cyano)(ethoxycarbonyl)methylene-3-cyclohexyl hydantoin 82748-08-1 C14H17N3O4
    5-(cyano)(ethoxycarbonyl)methylene-3-cyclohexyl hydantoin
    —— 5-(tetrahydrofuran-3-yl)-1,3,4-thiadiazol-2-amine 1250807-26-1 C6H9N3OS
    5-(tetrahydrofuran-3-yl)-1,3,4-thiadiazol-2-amine
    —— 5,6-epoxy-cholesteryl butyrate 1383444-84-5 C31H52O3
    5,6-epoxy-cholesteryl butyrate
    —— 5-methyl-4-pentafluorophenylsulfanyl-2-phenyl-1,2-dihydro-pyrazol-3-one 71197-04-1 C16H9F5N2OS
    5-methyl-4-pentafluorophenylsulfanyl-2-phenyl-1,2-dihydro-pyrazol-3-one
    —— 5-fluoro-1-((3aR,4R,6R,6aR)-6-(hydroxymethyl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)-3-((2E,6E)-3,7,11-trimethyldodeca-2,6,10-trien-1-yl)pyrimidine-2,4(1H,3H)dione 1581758-33-9 C27H39FN2O6
    5-fluoro-1-((3aR,4R,6R,6aR)-6-(hydroxymethyl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)-3-((2E,6E)-3,7,11-trimethyldodeca-2,6,10-trien-1-yl)pyrimidine-2,4(1H,3H)dione
    —— 5-(4-(benzyloxy)phenyl)-2,2-dimethyl-1,3-dioxane 1258604-30-6 C19H22O3
    5-(4-(benzyloxy)phenyl)-2,2-dimethyl-1,3-dioxane
    —— 5-(4-{1-[5-(4-tert-butyl-phenyl)-1,2,4-oxadiazol-3-yl]-cyclobutyl}-phenyl)pyrimidin-2-ylamine 1361186-87-9 C26H27N5O
    5-(4-{1-[5-(4-tert-butyl-phenyl)-1,2,4-oxadiazol-3-yl]-cyclobutyl}-phenyl)pyrimidin-2-ylamine
    —— 5-(benzyloxy)tetrahydropyran-2-one 852145-78-9 C12H14O3
    5-(benzyloxy)tetrahydropyran-2-one
    —— 5-Ethoxy-5,11-dihydro-10-thia-dibenzo[a,d]cycloheptene 73150-25-1 C16H16OS
    5-Ethoxy-5,11-dihydro-10-thia-dibenzo[a,d]cycloheptene
    —— 5-(4-Amino-5-chloro-2-methoxyphenyl)-3-(1-methylpiperidin-4-yl)-1,3,4-oxadiazol-2(3H)-one hydrochloride 191024-32-5 C15H19ClN4O3*ClH
    5-(4-Amino-5-chloro-2-methoxyphenyl)-3-(1-methylpiperidin-4-yl)-1,3,4-oxadiazol-2(3H)-one hydrochloride
    —— 5-Nitro-2-(4-chlor-phenylsulfonyl)-benzolsulfonamid 91498-52-1 C12H9ClN2O6S2
    5-Nitro-2-(4-chlor-phenylsulfonyl)-benzolsulfonamid
    —— 5-(2-aminophenyl)-N-[(3R,5R)-1-azabicyclo[3.2.1]oct-3-yl]-1,3-thiazole-2-carboxamide 524014-05-9 C17H20N4OS
    5-(2-aminophenyl)-N-[(3R,5R)-1-azabicyclo[3.2.1]oct-3-yl]-1,3-thiazole-2-carboxamide
    —— 5,14-dimethyl-5,6,7,8,9,14-hexahydroindolo[2′,3′:3,4]cycloocta[1,2-b]indole 1219705-35-7 C22H22N2
    5,14-dimethyl-5,6,7,8,9,14-hexahydroindolo[2′,3′:3,4]cycloocta[1,2-b]indole
    —— 5-[4-(4-fluoro-2-hydroxyphenyl)-1,3-oxazol-2-yl]pentanoic acid 847265-29-6 C14H14FNO4
    5-[4-(4-fluoro-2-hydroxyphenyl)-1,3-oxazol-2-yl]pentanoic acid
    —— 5,5-Dimethylpiperidin-3-ol hydrochloride 100868-99-3 C7H16ClNO
    5,5-Dimethylpiperidin-3-ol hydrochloride
    —— 5-Imidazol-1-yl-2,2-dioxo-1,2lambda6,3-benzoxathiazin-4-amine 1228574-34-2 C10H8N4O3S
    5-Imidazol-1-yl-2,2-dioxo-1,2lambda6,3-benzoxathiazin-4-amine
    —— 5,5-dichloro-1-oxa-4,6-dithia-5-germocane 56081-59-5 C4H8Cl2GeOS2
    5,5-dichloro-1-oxa-4,6-dithia-5-germocane
    —— (5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)-(3-methyl-1-benzofuran-2-yl)methanone 1310487-78-5 C20H16N2O3
    (5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)-(3-methyl-1-benzofuran-2-yl)methanone
    —— 5-N,5-N,5-N',5-N',2-pentamethyl-3,6-diphenyl-1,2,4-triaza-5λ5-phosphacyclohexa-3,5-diene-5,5-diamine 143780-61-4 C19H26N5P
    5-N,5-N,5-N',5-N',2-pentamethyl-3,6-diphenyl-1,2,4-triaza-5λ5-phosphacyclohexa-3,5-diene-5,5-diamine
    —— 5-tert-butyl-2,2-dimethyl-3-p-tolyl-4-(p-tolylethynyl)-2H-1,2-azasilole 1251959-24-6 C25H29NSi
    5-tert-butyl-2,2-dimethyl-3-p-tolyl-4-(p-tolylethynyl)-2H-1,2-azasilole
    —— 5,5'-dimethyl-1,1'-diphenyl-1<i>H</i>,1'<i>H</i>-3,3'-disulfanediyl-bis-[1,2,4]triazole 71141-22-5 C18H16N6S2
    5,5'-dimethyl-1,1'-diphenyl-1<i>H</i>,1'<i>H</i>-3,3'-disulfanediyl-bis-[1,2,4]triazole
    —— (5R)-5-[2-[4-[4-[(6-hydroxy-3-oxo-1H-isoindol-2-yl)methyl]-2,5-dioxoimidazolidin-4-yl]phenyl]ethynyl]-5-[(5-methoxy-3-oxo-1H-isoindol-2-yl)methyl]imidazolidine-2,4-dione 1226989-03-2 C33H26N6O8
    (5R)-5-[2-[4-[4-[(6-hydroxy-3-oxo-1H-isoindol-2-yl)methyl]-2,5-dioxoimidazolidin-4-yl]phenyl]ethynyl]-5-[(5-methoxy-3-oxo-1H-isoindol-2-yl)methyl]imidazolidine-2,4-dione
    —— 5-(9-anthryloxy)pentyl chloride 96334-78-0 C19H19ClO
    5-(9-anthryloxy)pentyl chloride
    —— 5-Chloro-2-[(3-nitrobenzoyl)amino]benzoic acid 904660-85-1 C14H9ClN2O5
    5-Chloro-2-[(3-nitrobenzoyl)amino]benzoic acid
    —— (5-fluoro-1,8-dimethyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid 630397-23-8 C15H16FNO3
    (5-fluoro-1,8-dimethyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid
    —— 5-Acetoxy-2-azido-1,4-naphthoquinone 77507-80-3 C12H7N3O4
    5-Acetoxy-2-azido-1,4-naphthoquinone
    —— 5,7-Dimethoxy-3,4,9,10-tetrahydrophenanthren-2(1H)-on 77127-90-3 C16H18O3
    5,7-Dimethoxy-3,4,9,10-tetrahydrophenanthren-2(1H)-on
    —— 5.5-Dimethyl-1.1.4.4-tetraphenylhex-2-in-1-ol 57169-42-3 C32H30O
    5.5-Dimethyl-1.1.4.4-tetraphenylhex-2-in-1-ol
    —— (5,7-dibromo-1,1,3-trioxo-3,4-dihydro-1<i>H</i>-1λ<sup>6</sup>-benzo[1,2,4]thiadiazin-2-yl)-acetic acid 70089-92-8 C9H6Br2N2O5S
    (5,7-dibromo-1,1,3-trioxo-3,4-dihydro-1<i>H</i>-1λ<sup>6</sup>-benzo[1,2,4]thiadiazin-2-yl)-acetic acid
    —— <5-Nitro-2-ethyl-phenoxy>-essigsaeure 90923-02-7 C10H11NO5
    <5-Nitro-2-ethyl-phenoxy>-essigsaeure
    —— 5-O-tert-butyldiphenylsilyl-2-deoxy-2-C-formylmethyl-D-arabinono-1,4-lactone 142329-78-0 C23H28O5Si
    5-O-tert-butyldiphenylsilyl-2-deoxy-2-C-formylmethyl-D-arabinono-1,4-lactone
    —— 5-Ethyl-3-((E)-propenyl)-isoxazole 122221-24-3 C8H11NO
    5-Ethyl-3-((E)-propenyl)-isoxazole