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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-butyl-2-(2,4-dinitro-phenyl)-2<i>H</i>-pyrazole-3-carboxylic acid propyl ester 39526-19-7 C17H20N4O6
    5-butyl-2-(2,4-dinitro-phenyl)-2<i>H</i>-pyrazole-3-carboxylic acid propyl ester
    —— 5-{4-[bis-(2-chloro-ethyl)-amino]-benzenesulfonylamino}-1(3)<i>H</i>-imidazole-4-carboxylic acid ethyl ester 21190-02-3 C16H20Cl2N4O4S
    5-{4-[bis-(2-chloro-ethyl)-amino]-benzenesulfonylamino}-1(3)<i>H</i>-imidazole-4-carboxylic acid ethyl ester
    —— 5-<i>tert</i>-butyl-2,2-bis-trifluoromethyl-3,4-dihydro-2<i>H</i>-pyrrole-3-carboxylic acid 34671-04-0 C11H13F6NO2
    5-<i>tert</i>-butyl-2,2-bis-trifluoromethyl-3,4-dihydro-2<i>H</i>-pyrrole-3-carboxylic acid
    —— 5-Methoxy-4a-methyl-4aH-1,2,3,4-tetrahydrocarbazole 24385-93-1 C14H17NO
    5-Methoxy-4a-methyl-4aH-1,2,3,4-tetrahydrocarbazole
    —— 5-(3,4-dimethoxy-styryl)-6-methoxy-2-phenyl-2<i>H</i>-benzotriazole 38618-93-8 C23H21N3O3
    5-(3,4-dimethoxy-styryl)-6-methoxy-2-phenyl-2<i>H</i>-benzotriazole
    —— 5-formyl-4-(2-methoxycarbonylamino-ethyl)-3-methyl-pyrrole-2-carboxylic acid 28844-07-7 C11H14N2O5
    5-formyl-4-(2-methoxycarbonylamino-ethyl)-3-methyl-pyrrole-2-carboxylic acid
    —— 5-Azepan-1-ylmethyl-1,2,5-trimethyl-4-phenyl-piperidin-4-ol 28866-52-6 C21H34N2O
    5-Azepan-1-ylmethyl-1,2,5-trimethyl-4-phenyl-piperidin-4-ol
    —— 5-ethylidene-6-(4-methoxy-phenyl)-4,5-dihydro-2<i>H</i>-[1,2,4]triazin-3-one 27418-99-1 C12H13N3O2
    5-ethylidene-6-(4-methoxy-phenyl)-4,5-dihydro-2<i>H</i>-[1,2,4]triazin-3-one
    —— 5.6-Bis-(2-furyl)furo<2.3-d>pyrmidin-2,4-(1.3H)-dithione 24386-21-8 C14H8N2O3S2
    5.6-Bis-(2-furyl)furo<2.3-d>pyrmidin-2,4-(1.3H)-dithione
    —— 5,7-dioxo-4-phenyl-1,5,6,7-tetrahydro-[1,6]naphthyridine-8-carbonitrile 28587-13-5 C15H9N3O2
    5,7-dioxo-4-phenyl-1,5,6,7-tetrahydro-[1,6]naphthyridine-8-carbonitrile
    —— 5-pyridin-4-ylpyridine-3-carbonyl chloride 123044-43-9 C11H7ClN2O
    5-pyridin-4-ylpyridine-3-carbonyl chloride
    —— 5-methoxy-1,2-dimethyl-1<i>H</i>-naphtho[2,3-<i>g</i>]indole-3-carboxylic acid ethyl ester 38445-12-4 C22H21NO3
    5-methoxy-1,2-dimethyl-1<i>H</i>-naphtho[2,3-<i>g</i>]indole-3-carboxylic acid ethyl ester
    —— 5-Carbethoxy-3-ethyl-4-methylpyrrolidin-2-on 31615-71-1 C10H17NO3
    5-Carbethoxy-3-ethyl-4-methylpyrrolidin-2-on
    —— 5-(4-chloromethyl-[1,2,3]triazol-1-yl)-4-(4-methyl-anilino)-2-phenyl-2<i>H</i>-pyridazin-3-one 25660-78-0 C20H17ClN6O
    5-(4-chloromethyl-[1,2,3]triazol-1-yl)-4-(4-methyl-anilino)-2-phenyl-2<i>H</i>-pyridazin-3-one
    —— 5,5-Dibrom-1,1,3,3,4,6-hexamethylcyclo-1,3,5-trisil-2-ox-4,6-diazan 26495-27-2 C6H18Br2N2OSi3
    5,5-Dibrom-1,1,3,3,4,6-hexamethylcyclo-1,3,5-trisil-2-ox-4,6-diazan
    —— 5-methyl-4-(2-nitro-phenylazo)-3-(4,6,7-trimethoxy-benzofuran-5-yl)-isoxazole 33068-30-3 C21H18N4O7
    5-methyl-4-(2-nitro-phenylazo)-3-(4,6,7-trimethoxy-benzofuran-5-yl)-isoxazole
    —— 5-Hydroxy-8-(4-methoxy-phenyl)-isoquinoline-6,7-dicarboxylic acid dimethyl ester 92753-32-7 C20H17NO6
    5-Hydroxy-8-(4-methoxy-phenyl)-isoquinoline-6,7-dicarboxylic acid dimethyl ester
    —— 5-bromo-N-(3,4-diaminophenyl)-2-hydroxybenzamide 87127-06-8 C13H12BrN3O2
    5-bromo-N-(3,4-diaminophenyl)-2-hydroxybenzamide
    —— 5-cyano-2-oxo-cyclohexanecarboxylic acid methyl ester 1231258-43-7 C9H11NO3
    5-cyano-2-oxo-cyclohexanecarboxylic acid methyl ester
    —— 5-(5-cyano-1-pentyn-1-yl)-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)imidazole-4-carboxamide 131195-09-0 C21H24N4O8
    5-(5-cyano-1-pentyn-1-yl)-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)imidazole-4-carboxamide
    —— 5α-cholestan-3α-yl azidoethanoate 950172-85-7 C29H49N3O2
    5α-cholestan-3α-yl azidoethanoate
    —— (+/-)-5,5-dideutero-1-methylhexahydro-(1H-pyrrolidine) hydrobromide 1066775-21-0 BrH*C8H15N
    (+/-)-5,5-dideutero-1-methylhexahydro-(1H-pyrrolidine) hydrobromide
    —— [5-(4-nitro-phenyl)-3-oxo-2,3-dihydro-3λ<sup>5</sup>-[1,3]oxaphosphol-3-yl]-methanol 31149-61-8 C10H10NO5P
    [5-(4-nitro-phenyl)-3-oxo-2,3-dihydro-3λ<sup>5</sup>-[1,3]oxaphosphol-3-yl]-methanol
    —— 5-Cyclopropyl-1H-imidazol-2-amine hydrochloride 1803598-15-3 C6H10ClN3
    5-Cyclopropyl-1H-imidazol-2-amine hydrochloride
    —— 5-[5-(Allyl-methyl-amino)-pentyl]-2,3-dihydro-indole-1-carboxylic acid (4-acetyl-phenyl)-amide 439223-83-3 C26H33N3O2
    5-[5-(Allyl-methyl-amino)-pentyl]-2,3-dihydro-indole-1-carboxylic acid (4-acetyl-phenyl)-amide
    —— 5,8-dihydro-8α,5α-epoxyimino-ergosterol 1167540-51-3 C28H45NO2
    5,8-dihydro-8α,5α-epoxyimino-ergosterol
    —— 5-Methoxy-3-methylbenzoselenazolenium-2-trans-(3'-methacryloxymethyl-5'-nitrostyryl-2'-oxide) 138375-98-1 C22H20N2O6Se
    5-Methoxy-3-methylbenzoselenazolenium-2-trans-(3'-methacryloxymethyl-5'-nitrostyryl-2'-oxide)
    —— 5-allyl-2-methyl-3-phenylamino-4-(prop-2-ynyloxy)benzoic acid ethyl ester 1072098-36-2 C22H23NO3
    5-allyl-2-methyl-3-phenylamino-4-(prop-2-ynyloxy)benzoic acid ethyl ester
    —— 5-[4-(Allyl-methyl-amino)-butoxy]-2,3-dihydro-indole-1-sulfonic acid (3-fluoro-phenyl)-amide 439225-74-8 C22H28FN3O3S
    5-[4-(Allyl-methyl-amino)-butoxy]-2,3-dihydro-indole-1-sulfonic acid (3-fluoro-phenyl)-amide
    —— 5-[2-(3-methoxymethoxyphenyl)ethyl]-2-cycloocten-1-one 471279-47-7 C18H24O3
    5-[2-(3-methoxymethoxyphenyl)ethyl]-2-cycloocten-1-one
    —— 5-amino-7-(2-aminoethyl)thio-1-cyclopropyl-6,8-difluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid 124256-02-6 C15H15F2N3O3S
    5-amino-7-(2-aminoethyl)thio-1-cyclopropyl-6,8-difluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid
    —— 5,10,15,20-tetrakis(4-biphenyl)porphyrin 81566-83-8 C68H46N4
    5,10,15,20-tetrakis(4-biphenyl)porphyrin
    —— 5-benzyl-4-oxidopyrazin-4-ium-2-carboxamide 74454-00-5 C12H11N3O2
    5-benzyl-4-oxidopyrazin-4-ium-2-carboxamide
    —— [5-(2,2-dichloro-1,1-difluoro-ethyl)-[1,3,4]thiadiazol-2-yl]-carbamic acid butyl ester 53644-38-5 C9H11Cl2F2N3O2S
    [5-(2,2-dichloro-1,1-difluoro-ethyl)-[1,3,4]thiadiazol-2-yl]-carbamic acid butyl ester
    —— 5'-azido-2',3'-bis-O-(tert-butyldimetylsilyl)-5'-deoxy-N6-(endo-norborn-2-yl)adenosine 910294-63-2 C29H50N8O3Si2
    5'-azido-2',3'-bis-O-(tert-butyldimetylsilyl)-5'-deoxy-N6-(endo-norborn-2-yl)adenosine
    —— (5S,6S)-6-Amino-3-methanesulfinyl-2-methoxy-6,7,8,9-tetrahydro-5H-benzocyclohepten-5-ol 87452-49-1 C13H19NO3S
    (5S,6S)-6-Amino-3-methanesulfinyl-2-methoxy-6,7,8,9-tetrahydro-5H-benzocyclohepten-5-ol
    —— (5-(6-(benzo[d]thiazol-6-ylamino)-4-(isopropylamino)pyridin-3-yl)-1,3,4-thiadiazol-2-yl)(3-hydroxypyrrolidin-1-yl)methanone 1447222-77-6 C22H23N7O2S2
    (5-(6-(benzo[d]thiazol-6-ylamino)-4-(isopropylamino)pyridin-3-yl)-1,3,4-thiadiazol-2-yl)(3-hydroxypyrrolidin-1-yl)methanone
    —— 5-(4-fluorophenylamino)-1-methyl-3,4-dinitro-1H-pyrazole 1313268-95-9 C10H8FN5O4
    5-(4-fluorophenylamino)-1-methyl-3,4-dinitro-1H-pyrazole
    —— 5-methyl-4-(2-oxo-3-phenyl-propyl)-furan-2,3-dicarboxylic acid dimethyl ester 1353874-06-2 C18H18O6
    5-methyl-4-(2-oxo-3-phenyl-propyl)-furan-2,3-dicarboxylic acid dimethyl ester
    —— 5,6-benzo-3,8,11,13-tetraoxo-2,2,9,9-tetramethyl-12,12-diethyl-1,4,7,10-tetraazacyclotridecane 136668-04-7 C21H30N4O4
    5,6-benzo-3,8,11,13-tetraoxo-2,2,9,9-tetramethyl-12,12-diethyl-1,4,7,10-tetraazacyclotridecane
    —— 5beta-cholestanyl-(3beta)-stearate 59000-66-7 C45H82O2
    5beta-cholestanyl-(3beta)-stearate
    —— (5S,7R,8S)-2-methylsulfanyl-5,8-dihydro-8-[(tert-butoxycarbonylmethyl)oxy]-7-hydroxymethyl-5-methoxy-pyrano[3,4-d]pyrimidine 1114265-38-1 C16H24N2O6S
    (5S,7R,8S)-2-methylsulfanyl-5,8-dihydro-8-[(tert-butoxycarbonylmethyl)oxy]-7-hydroxymethyl-5-methoxy-pyrano[3,4-d]pyrimidine
    —— (5S,6S)-6-(tert-butyldiphenylsilanyloxymethyl)-5-hydroxymethylcyclohex-2-enone 1256355-97-1 C24H30O3Si
    (5S,6S)-6-(tert-butyldiphenylsilanyloxymethyl)-5-hydroxymethylcyclohex-2-enone
    —— 5-amino-2-(furan-2-yl)-[1,2,4]triazolo[1,5-c]pyrimidin-7-ol 540752-99-6 C9H7N5O2
    5-amino-2-(furan-2-yl)-[1,2,4]triazolo[1,5-c]pyrimidin-7-ol
    —— 5-Nitroso-6-phenyl-pyrrolo<2,1-b>thiazol 22900-52-3 C12H8N2OS
    5-Nitroso-6-phenyl-pyrrolo<2,1-b>thiazol
    —— 5-(3-(2-acetamidopyridin-4-yl)methylthiothiophen-2-yl)-N-phenyl-1,3,4-oxadiazol-2-amine 1043592-78-4 C20H17N5O2S2
    5-(3-(2-acetamidopyridin-4-yl)methylthiothiophen-2-yl)-N-phenyl-1,3,4-oxadiazol-2-amine
    —— 5-Chloro-2-[5-(4-methylhexahydro-1,4-diazepin-1-yl)pyridin-2-ylcarbonylamino]-N-(5-methylpyridin-2-yl)benzamide 395684-14-7 C25H27ClN6O2
    5-Chloro-2-[5-(4-methylhexahydro-1,4-diazepin-1-yl)pyridin-2-ylcarbonylamino]-N-(5-methylpyridin-2-yl)benzamide
    —— (5R,7R)-1-(tert-butyldiphenylsilyloxy)undecane-5,7-diol 1188928-63-3 C27H42O3Si
    (5R,7R)-1-(tert-butyldiphenylsilyloxy)undecane-5,7-diol
    —— 5,6-dichloro-2-(4-methoxy-3-nitro-phenyl)-1H-benzoimidazole 381216-59-7 C14H9Cl2N3O3
    5,6-dichloro-2-(4-methoxy-3-nitro-phenyl)-1H-benzoimidazole
    —— 5-Iodo-7-methyl-7H-pyrrolo[2,3-d]pyrimidine-2-carboxylic acid 1638760-45-8 C8H6IN3O2
    5-Iodo-7-methyl-7H-pyrrolo[2,3-d]pyrimidine-2-carboxylic acid