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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Butylcarbamoyl-3-methoxycarbonyl-4-phenylisoxazoline N-Oxide 74647-73-7 C16H20N2O5
    5-Butylcarbamoyl-3-methoxycarbonyl-4-phenylisoxazoline N-Oxide
    —— 5-benzyl-3,3,11,11-tetraethyl-9,9-dimethyl-4,10-dioxa-3,11-disilatridec-6-yne 1448599-78-7 C26H46O2Si2
    5-benzyl-3,3,11,11-tetraethyl-9,9-dimethyl-4,10-dioxa-3,11-disilatridec-6-yne
    —— 5-Nitro-2-hydroxy-benzal-N,N-dipentyl-hydrazin 93737-06-5 C17H27N3O3
    5-Nitro-2-hydroxy-benzal-N,N-dipentyl-hydrazin
    —— 5-ethylsulfanyl-2-propyl-3,4-dihydro-2<i>H</i>-pyrrole 73696-50-1 C9H17NS
    5-ethylsulfanyl-2-propyl-3,4-dihydro-2<i>H</i>-pyrrole
    —— 5-(4-{1-[5-(3-methyl-isoxazol-5-yl)-1,2,4-oxadiazol-3-yl]-cyclobutyl}-phenyl)pyrimidin-2-ylamine 1361186-66-4 C20H18N6O2
    5-(4-{1-[5-(3-methyl-isoxazol-5-yl)-1,2,4-oxadiazol-3-yl]-cyclobutyl}-phenyl)pyrimidin-2-ylamine
    —— 5-ethyl-3-(4-methyl-piperazin-1-yl)-5H-benzo[b]pyridazino[4,3-e][1,4]oxazine 27225-83-8 C17H21N5O
    5-ethyl-3-(4-methyl-piperazin-1-yl)-5H-benzo[b]pyridazino[4,3-e][1,4]oxazine
    —— 5-Amino-1-methylamino-2-methylimidazol-4-carboxamid 89532-22-9 C6H11N5O
    5-Amino-1-methylamino-2-methylimidazol-4-carboxamid
    —— 5-Carboxy-4,5,6,7-tetrahydro-benzofurazan 37467-00-8 C7H8N2O3
    5-Carboxy-4,5,6,7-tetrahydro-benzofurazan
    —— 5-(2-allyl-3,4-dimethoxyphenyl)-1-phenyl-3-(3,4,5-trimethoxyphenyl)-1H-pyrazole 1394913-92-8 C29H30N2O5
    5-(2-allyl-3,4-dimethoxyphenyl)-1-phenyl-3-(3,4,5-trimethoxyphenyl)-1H-pyrazole
    —— (5-((1r,5r)-9-borabicyclo[3.3.1]nonan-9-yl)pent-1-yn-1-yl)trimethylsilane 1453858-58-6 C16H29BSi
    (5-((1r,5r)-9-borabicyclo[3.3.1]nonan-9-yl)pent-1-yn-1-yl)trimethylsilane
    —— 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazolo[1,5-a]pyridine 2379560-85-5 C13H17BN2O2
    5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazolo[1,5-a]pyridine
    —— 5β-(benzyloxymethyl)-6-demethoxythebaine 1443762-65-9 C26H27NO3
    5β-(benzyloxymethyl)-6-demethoxythebaine
    —— 5-Methyl-1.1.4.4-tetraphenylhex-2-in-1-ol 57169-41-2 C31H28O
    5-Methyl-1.1.4.4-tetraphenylhex-2-in-1-ol
    —— 5-(benzylamino-methyl)-3-phenyl-isoxazole-4-carboxylic acid methyl ester 682352-88-1 C19H18N2O3
    5-(benzylamino-methyl)-3-phenyl-isoxazole-4-carboxylic acid methyl ester
    —— 5-bromopentyl (S)-4-oxo-4-((1,2,3-trimethoxy-10-(methylamino)-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)amino)butanoate 1312592-35-0 C29H37BrN2O7
    5-bromopentyl (S)-4-oxo-4-((1,2,3-trimethoxy-10-(methylamino)-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)amino)butanoate
    —— 5-Hydrazino-3-propyl-thiophene-2,4-dicarboxylic acid diethyl ester 119946-06-4 C13H20N2O4S
    5-Hydrazino-3-propyl-thiophene-2,4-dicarboxylic acid diethyl ester
    —— 5-(8'-chloro-2'-oxo-2',3'-dihydro-1'H-spiro[cyclohexane-1,4'-quinazolin]-5'-yl)-2-fluorobenzonitrile 1086424-41-0 C20H17ClFN3O
    5-(8'-chloro-2'-oxo-2',3'-dihydro-1'H-spiro[cyclohexane-1,4'-quinazolin]-5'-yl)-2-fluorobenzonitrile
    —— 5,5-dimethyl-2-[(Z)-1-(piperidyl)-3-phenyl-2-ethyl-prop-2-en-1-ylidene]-cyclohexane-1,3-dione 1361480-13-8 C24H31NO2
    5,5-dimethyl-2-[(Z)-1-(piperidyl)-3-phenyl-2-ethyl-prop-2-en-1-ylidene]-cyclohexane-1,3-dione
    —— 5-hydroxy-2-(3-methylbutyl)-6-morpholin-4-yl-3-oxo-2,3-dihydro-pyridazine-4-carboxylic acid ethyl ester 1023756-15-1 C16H25N3O5
    5-hydroxy-2-(3-methylbutyl)-6-morpholin-4-yl-3-oxo-2,3-dihydro-pyridazine-4-carboxylic acid ethyl ester
    —— (5-methyl-2-propan-2-ylphenoxy)methyl 5-ethyl-8-oxo-[1,3]dioxolo[4,5-g]quinoline-7-carboxylate 135922-47-3 C24H25NO6
    (5-methyl-2-propan-2-ylphenoxy)methyl 5-ethyl-8-oxo-[1,3]dioxolo[4,5-g]quinoline-7-carboxylate
    —— 5,6-di(p-toluenesulfonamido)-2-(pyridin-2-yl)-1H-benzimidazole 1352399-48-4 C26H23N5O4S2
    5,6-di(p-toluenesulfonamido)-2-(pyridin-2-yl)-1H-benzimidazole
    —— 5-methoxy-1,3-dimethyl-1H-pyrazole-4-carboxylic acid 78201-01-1 C7H10N2O3
    5-methoxy-1,3-dimethyl-1H-pyrazole-4-carboxylic acid
    —— (5S,6R)-5-[(Z)-2-(phenylmethoxymethoxy)ethenyl]dodec-7-yn-6-ol 123873-88-1 C22H32O3
    (5S,6R)-5-[(Z)-2-(phenylmethoxymethoxy)ethenyl]dodec-7-yn-6-ol
    —— 5-tert-butoxy-1,3,4-oxadiazole-2(3H)-thione 1465908-28-4 C6H10N2O2S
    5-tert-butoxy-1,3,4-oxadiazole-2(3H)-thione
    —— 5-phenyl-1-(4-((pyrrolidin-1-ylsulfonyl)methyl)phenyl)-3-(trifluoromethyl)-1H-pyrazole 1364283-57-7 C21H20F3N3O2S
    5-phenyl-1-(4-((pyrrolidin-1-ylsulfonyl)methyl)phenyl)-3-(trifluoromethyl)-1H-pyrazole
    —— 5-butyl-4-ethyl-3-hydroxy-1-(3-imidazol-1-yl-propyl)-1,5-dihydro-pyrrol-2-one 1024608-98-7 C16H25N3O2
    5-butyl-4-ethyl-3-hydroxy-1-(3-imidazol-1-yl-propyl)-1,5-dihydro-pyrrol-2-one
    —— 5-(3-cyclopentyloxy-4-methoxyphenyl)-1-(5-fluorobenzoxazol-2-ylmethyl)pyrimidin-2-one 1215177-13-1 C24H22FN3O4
    5-(3-cyclopentyloxy-4-methoxyphenyl)-1-(5-fluorobenzoxazol-2-ylmethyl)pyrimidin-2-one
    —— 5-(7-(5-((4-(diphenylamino)phenyl)ethynyl)thiophen-2-yl)benzo[c][1,2,5]thiadiazol-4-yl)thiophene-2-carbaldehyde 1315507-74-4 C35H21N3OS3
    5-(7-(5-((4-(diphenylamino)phenyl)ethynyl)thiophen-2-yl)benzo[c][1,2,5]thiadiazol-4-yl)thiophene-2-carbaldehyde
    —— 5-methyl-3-propyl-isothiazole-4-carboxylic acid 19363-79-2 C8H11NO2S
    5-methyl-3-propyl-isothiazole-4-carboxylic acid
    —— 5-(5',6'-Dichloro-1'-ketoacenaphthylidene)-3-p-tolylthiazolidene-2-thione-4-one 18331-87-8 C22H11Cl2NO2S2
    5-(5',6'-Dichloro-1'-ketoacenaphthylidene)-3-p-tolylthiazolidene-2-thione-4-one
    —— 5-(2-hydroxy-ethyl)-3-(4-methoxy-2-methyl-pyrimidin-5-ylmethyl)-4-methyl-thiazolium; chloride hydrochloride 42863-75-2 C13H18N3O2S*ClH*Cl
    5-(2-hydroxy-ethyl)-3-(4-methoxy-2-methyl-pyrimidin-5-ylmethyl)-4-methyl-thiazolium; chloride hydrochloride
    —— 5-(2-methoxyethoxymethoxymethyl)-5-methyl-1,3-dioxane 87770-72-7 C10H20O5
    5-(2-methoxyethoxymethoxymethyl)-5-methyl-1,3-dioxane
    —— 5-[1-{4-[2-(2,5-Dimethyl-oxazol-4-yl)-2-oxo-ethoxy]-phenyl}-meth-(Z)-ylidene]-thiazolidine-2,4-dione 103788-46-1 C17H14N2O5S
    5-[1-{4-[2-(2,5-Dimethyl-oxazol-4-yl)-2-oxo-ethoxy]-phenyl}-meth-(Z)-ylidene]-thiazolidine-2,4-dione
    —— 5-[N'-(3-Ethoxycarbonyl-quinolin-4-yl)-hydrazino]-3-methyl-thiophene-2,4-dicarboxylic acid diethyl ester 114652-23-2 C23H25N3O6S
    5-[N'-(3-Ethoxycarbonyl-quinolin-4-yl)-hydrazino]-3-methyl-thiophene-2,4-dicarboxylic acid diethyl ester
    —— 5,9'-dimethyl-3',9'-dihydro-2H,2'H-spiro[benzofuran-3,4'-thiopyrano[2,3-b]indole] 1152720-15-4 C20H19NOS
    5,9'-dimethyl-3',9'-dihydro-2H,2'H-spiro[benzofuran-3,4'-thiopyrano[2,3-b]indole]
    —— 5,11,17,23-tetraformyl-25,26,27,28-tetrakis(methoxy)calix[4]arene 148402-69-1 C36H32O8
    5,11,17,23-tetraformyl-25,26,27,28-tetrakis(methoxy)calix[4]arene
    —— 5-(2-(2,4-Dimethoxycinnamoylamino)ethyl)-2-(2-furyl)benzenesulfonamide 308336-51-8 C23H24N2O6S
    5-(2-(2,4-Dimethoxycinnamoylamino)ethyl)-2-(2-furyl)benzenesulfonamide
    —— 5-methyl-2-piperazin-1-yl-3<i>H</i>-pyrimidin-4-one 27845-26-7 C9H14N4O
    5-methyl-2-piperazin-1-yl-3<i>H</i>-pyrimidin-4-one
    —— 5,6-dihydroxy-3-methyl-7-propyl-indole-2-carboxylic acid 858233-40-6 C13H15NO4
    5,6-dihydroxy-3-methyl-7-propyl-indole-2-carboxylic acid
    —— 5-fluoro-2-nitrophenyl 6-acetoxymethyl-2-oxo-2H-1-benzopyran-3-carboxylate 217081-73-7 C19H12FNO8
    5-fluoro-2-nitrophenyl 6-acetoxymethyl-2-oxo-2H-1-benzopyran-3-carboxylate
    —— 5-Chlor-undecen-(4) 91369-14-1 C11H21Cl
    5-Chlor-undecen-(4)
    —— 5,17β-Diacetoxy-16α,17α-methano-5α-androstan-3β-ol 29163-07-3 C24H36O5
    5,17β-Diacetoxy-16α,17α-methano-5α-androstan-3β-ol
    —— 5-(2-Amino-1-hydroxyethyl)-o-anisamide, hydrochloride 31208-68-1 C10H14N2O3*ClH
    5-(2-Amino-1-hydroxyethyl)-o-anisamide, hydrochloride
    —— 5,7-Difluoro-2-[4-(methylsulfonyl)phenyl]indole 203198-53-2 C15H11F2NO2S
    5,7-Difluoro-2-[4-(methylsulfonyl)phenyl]indole
    —— 5-Acetylamino-2,4,6-triiodo-N-methyl-isophthalamic acid benzyl ester 55419-31-3 C18H15I3N2O4
    5-Acetylamino-2,4,6-triiodo-N-methyl-isophthalamic acid benzyl ester
    —— 5-(2-chloro-phenyl)-7-fluoro-1-methyl-1,5-dihydro-benzo[<i>b</i>][1,4]diazepine-2,4-dione 37385-61-8 C16H12ClFN2O2
    5-(2-chloro-phenyl)-7-fluoro-1-methyl-1,5-dihydro-benzo[<i>b</i>][1,4]diazepine-2,4-dione
    —— 5-Benzyl-2-(2,3-dihydropyrido[3,2-b][1,4]oxazin-4-yl)-5-methyl-1,3-thiazol-4-one 1214925-85-5 C18H17N3O2S
    5-Benzyl-2-(2,3-dihydropyrido[3,2-b][1,4]oxazin-4-yl)-5-methyl-1,3-thiazol-4-one
    —— 5-methoxy-2-(2'-hydroxy-4'-methacrylyloxyphenyl)-2H-benzotriazole 90637-61-9 C17H15N3O4
    5-methoxy-2-(2'-hydroxy-4'-methacrylyloxyphenyl)-2H-benzotriazole
    —— 5-Hydroxy-1-benzyl-2,3-dimethoxycarbonyl-indol 21183-62-0 C19H17NO5
    5-Hydroxy-1-benzyl-2,3-dimethoxycarbonyl-indol
    —— 5-acetoxy-6-bromo-2-bromomethyl-3-phenyl-benzofuran 72108-91-9 C17H12Br2O3
    5-acetoxy-6-bromo-2-bromomethyl-3-phenyl-benzofuran