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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— [5-(2-benzenesulfinyl-ethylsulfanyl)-1(3)<i>H</i>-benzoimidazol-2-yl]-carbamic acid methyl ester 58841-18-2 C17H17N3O3S2
    [5-(2-benzenesulfinyl-ethylsulfanyl)-1(3)<i>H</i>-benzoimidazol-2-yl]-carbamic acid methyl ester
    —— 5-Cyano-6-cyanomethylselanyl-2-methyl-4-phenyl-1,4-dihydro-pyridine-3-carboxylic acid ethyl ester 137502-91-1 C18H17N3O2Se
    5-Cyano-6-cyanomethylselanyl-2-methyl-4-phenyl-1,4-dihydro-pyridine-3-carboxylic acid ethyl ester
    —— 5-(3,6-dimethyl-5,6,7,8-tetrahydroimidazo[1,2-a]pyridin-2-yl)-N-ethyl-1,3-benzoxazol-2-amine 141244-00-0 C18H22N4O
    5-(3,6-dimethyl-5,6,7,8-tetrahydroimidazo[1,2-a]pyridin-2-yl)-N-ethyl-1,3-benzoxazol-2-amine
    —— 5,6-carboranylene-1,1,4,4-tetramethyl-3-tert-butyl-2-oxa-1,4-disilacyclohexane 313705-53-2 C11H32B10OSi2
    5,6-carboranylene-1,1,4,4-tetramethyl-3-tert-butyl-2-oxa-1,4-disilacyclohexane
    —— 5-[(1H-benzoimidazol-2-yl)-(4-methoxy-phenyl)-methylene]-3-phenyl-furan-2,4-dione 95818-57-8 C25H18N2O4
    5-[(1H-benzoimidazol-2-yl)-(4-methoxy-phenyl)-methylene]-3-phenyl-furan-2,4-dione
    —— 5,7-dimethoxy-2-[(2-trifluoromethylbenzyl)sulfonyl]imino-2H-[1,2,4]-thiadiazolo[2,3-a]pyrimidine 112974-32-0 C15H13F3N4O4S2
    5,7-dimethoxy-2-[(2-trifluoromethylbenzyl)sulfonyl]imino-2H-[1,2,4]-thiadiazolo[2,3-a]pyrimidine
    —— 5,5'-bis-benzothiazol-2-yl-2,2'-diphenyl-1,2,1',2'-tetrahydro-4,4'-phenylmethanediyl-bis-pyrazol-3-one 64289-18-5 C39H26N6O2S2
    5,5'-bis-benzothiazol-2-yl-2,2'-diphenyl-1,2,1',2'-tetrahydro-4,4'-phenylmethanediyl-bis-pyrazol-3-one
    —— 5-methyl-3-(pyrrolidin-3-yl)-2H-isoquinolin-1-one hydrochloride 476493-42-2 C14H16N2O*ClH
    5-methyl-3-(pyrrolidin-3-yl)-2H-isoquinolin-1-one hydrochloride
    —— 5'-O-monomethoxytrityl-2'-deoxyguanosine 3'-O-(2-chlorophenyl) phosphoranilidate 90662-52-5 C42H38ClN6O7P
    5'-O-monomethoxytrityl-2'-deoxyguanosine 3'-O-(2-chlorophenyl) phosphoranilidate
    —— 5-[2-methyl-3-(4-methyl-piperazin-1-yl)-propyl]-10,11-dihydro-5<i>H</i>-dibenzo[<i>b</i>,<i>f</i>]azepine 30249-05-9 C23H31N3
    5-[2-methyl-3-(4-methyl-piperazin-1-yl)-propyl]-10,11-dihydro-5<i>H</i>-dibenzo[<i>b</i>,<i>f</i>]azepine
    —— 5-tert-Butyl-2,2,2-triphenyl-1-oxa-3-aza-2λ<sup>5</sup>-phospha-indan 76826-13-6 C28H28NOP
    5-tert-Butyl-2,2,2-triphenyl-1-oxa-3-aza-2λ<sup>5</sup>-phospha-indan
    —— 5-chloro-1-(4-tetrahydropyran-2-yloxy-2-butynyloxy)methyl-2(1H)-pyrimidinone 136786-62-4 C14H17ClN2O4
    5-chloro-1-(4-tetrahydropyran-2-yloxy-2-butynyloxy)methyl-2(1H)-pyrimidinone
    —— 5-bromo-2-[(2-methoxyethyl)(methyl)amino]benzaldehyde 742100-25-0 C11H14BrNO2
    5-bromo-2-[(2-methoxyethyl)(methyl)amino]benzaldehyde
    —— 5'-iodopent-4'-en-2'-yl 9-t-butyldimethylsilyloxyundec-10-enoate 82120-10-3 C22H41IO3Si
    5'-iodopent-4'-en-2'-yl 9-t-butyldimethylsilyloxyundec-10-enoate
    —— 5-(4-Methylbenzoyl)-2-hydroxy-benzeneacetic acid 99480-68-9 C16H14O4
    5-(4-Methylbenzoyl)-2-hydroxy-benzeneacetic acid
    —— 5-Phenyl-[1,3]thiaselenole-2-selone 80623-54-7 C9H6SSe2
    5-Phenyl-[1,3]thiaselenole-2-selone
    —— 5-benzyl-6-bromo-3-(isoquinolin-1-ylmethyl)-4-oxo-4,5-dihydro-3H-pyrrolo[3,2-d]pyrimidine-7-carbonitrile 1360539-64-5 C24H16BrN5O
    5-benzyl-6-bromo-3-(isoquinolin-1-ylmethyl)-4-oxo-4,5-dihydro-3H-pyrrolo[3,2-d]pyrimidine-7-carbonitrile
    —— (5S,6R)-5-hydroxy-6-methyloxan-2-one 862900-32-1 C6H10O3
    (5S,6R)-5-hydroxy-6-methyloxan-2-one
    —— 5-acetoxy-2,2-dimethyl-3,4-dihydro-2H-benzo[h]chromen-6-yl L-histidinate hydrochloride 1028752-08-0 C23H25N3O5*ClH
    5-acetoxy-2,2-dimethyl-3,4-dihydro-2H-benzo[h]chromen-6-yl L-histidinate hydrochloride
    —— 5-amido-6-(2',3'-dimethoxylphenyl)-9-benzyloxy-8-methoxy-1,2-dihydrobenzo[d]azocin-4-one 1415026-84-4 C34H32N2O6
    5-amido-6-(2',3'-dimethoxylphenyl)-9-benzyloxy-8-methoxy-1,2-dihydrobenzo[d]azocin-4-one
    —— (5-isocyanato-2-methylene-pentyloxymethyl)-benzene 1015443-70-5 C14H17NO2
    (5-isocyanato-2-methylene-pentyloxymethyl)-benzene
    —— 5,5-Dimethyl-2-phenethyl-4,5-dihydro-oxazole 124211-00-3 C13H17NO
    5,5-Dimethyl-2-phenethyl-4,5-dihydro-oxazole
    —— 5,6,7,8-tetrahydro-4a-hydroxy-2-(4-ethoxyphenoxymethyl)-9H-cyclohexa[1,2-e]oxazolo[3,2-a]pyrimidin-9-one 852571-34-7 C19H24N2O4
    5,6,7,8-tetrahydro-4a-hydroxy-2-(4-ethoxyphenoxymethyl)-9H-cyclohexa[1,2-e]oxazolo[3,2-a]pyrimidin-9-one
    —— 5-androsten-17α-(E-1'-phenylseleno-2'-chloroethenyl)-3β,17β-diol 77955-80-7 C27H35ClO2Se
    5-androsten-17α-(E-1'-phenylseleno-2'-chloroethenyl)-3β,17β-diol
    —— (5E,7E)-(3S)-3β-t-butyldimethylsilyloxy-19a-homo-9,10-secocholesta-5,7,10(19)-triene-19a,1α-carbolactone 881032-36-6 C35H58O3Si
    (5E,7E)-(3S)-3β-t-butyldimethylsilyloxy-19a-homo-9,10-secocholesta-5,7,10(19)-triene-19a,1α-carbolactone
    —— 5-amino-1-(4-methylphenyl)carbonyl-3-(4-(2-(piperidin-1-yl)ethoxy)phenylamino)-1H-1,2,4-triazole 929261-65-4 C23H28N6O2
    5-amino-1-(4-methylphenyl)carbonyl-3-(4-(2-(piperidin-1-yl)ethoxy)phenylamino)-1H-1,2,4-triazole
    —— 5-(4-fluorophenyl)-N-phenyl-[1,2,4]triazolo[1,5-a]pyridin-2-amine 1202487-02-2 C18H13FN4
    5-(4-fluorophenyl)-N-phenyl-[1,2,4]triazolo[1,5-a]pyridin-2-amine
    —— 5-(1-(tert-butoxycarbonyl)-pyrrolidin-2S-yl)-pentanoic acid ethyl ester 239483-11-5 C16H29NO4
    5-(1-(tert-butoxycarbonyl)-pyrrolidin-2S-yl)-pentanoic acid ethyl ester
    —— 5-Acetonyl-4,6-dihydroxy-pyrimidin 24889-19-8 C7H8N2O3
    5-Acetonyl-4,6-dihydroxy-pyrimidin
    —— 5-{[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-4-(4'-fluoro-3-methyl-4-biphenylyl)-2,4-dihydro-3H-1,2,4-triazol-3-one 1332331-51-7 C24H25FN4O2
    5-{[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-4-(4'-fluoro-3-methyl-4-biphenylyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— 5-((5-(6-(4-fluorophenyl)benzo[d]thiazole-2-carbonyl)-1,3,4-oxadiazol-2-yl)methyl)5-methylimidazolidine-2,4-dione 1579303-85-7 C21H14FN5O4S
    5-((5-(6-(4-fluorophenyl)benzo[d]thiazole-2-carbonyl)-1,3,4-oxadiazol-2-yl)methyl)5-methylimidazolidine-2,4-dione
    —— 5-fluoro-3-[4-[[[(1R)-1-naphthalen-1-ylethyl]amino]methyl]-3-phenylpiperidin-1-yl]pyridine-2-carboxylic acid 1027883-53-9 C30H30FN3O2
    5-fluoro-3-[4-[[[(1R)-1-naphthalen-1-ylethyl]amino]methyl]-3-phenylpiperidin-1-yl]pyridine-2-carboxylic acid
    —— 5-amino-1-(pyridin-4-yl)carbonyl-3-(4-(2-(pyrrolidin-1-yl)ethoxy)phenylamino)-1H-1,2,4-triazole 929266-26-2 C20H23N7O2
    5-amino-1-(pyridin-4-yl)carbonyl-3-(4-(2-(pyrrolidin-1-yl)ethoxy)phenylamino)-1H-1,2,4-triazole
    —— 5-bromo-2-chloro-6-(4-fluorobenzamido)quinoline-4-carboxylic acid methyl ester 1287793-89-8 C18H11BrClFN2O3
    5-bromo-2-chloro-6-(4-fluorobenzamido)quinoline-4-carboxylic acid methyl ester
    —— (5-Benzyloxy-10-methoxy-9-methyl-4-oxo-1,2,3,4-tetrahydro-anthracen-2-yl)-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-acetic acid ethyl ester 14111-31-0 C35H31NO7
    (5-Benzyloxy-10-methoxy-9-methyl-4-oxo-1,2,3,4-tetrahydro-anthracen-2-yl)-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-acetic acid ethyl ester
    —— 5-Carboxy-1.1.3.3-tetrafluor-thiophthalon 13169-62-5 C9H4F4O2S
    5-Carboxy-1.1.3.3-tetrafluor-thiophthalon
    —— 5-chloro-N-(2-oxo-2-thiophen-3-ylethyl)thiophene-3-carboxamide 113471-05-9 C11H8ClNO2S2
    5-chloro-N-(2-oxo-2-thiophen-3-ylethyl)thiophene-3-carboxamide
    —— 5-(2-oxo-2-phenylethyl)-3-hydroxyisoxazole 87318-66-9 C11H9NO3
    5-(2-oxo-2-phenylethyl)-3-hydroxyisoxazole
    —— 5-phenyl-2-(2-phenylpropan-2-yl)furo[2,3-d]pyrimidin-4-ol 1268165-83-8 C21H18N2O2
    5-phenyl-2-(2-phenylpropan-2-yl)furo[2,3-d]pyrimidin-4-ol
    —— 5a,11a-Dihydro-chromeno-<3,4:b>-chromen 4986-22-5 C16H14O2
    5a,11a-Dihydro-chromeno-<3,4:b>-chromen
    —— [5,5-dimethyl-3-(3-methyl-thiazolidin-2-ylidenemethyl)-cyclohex-2-enylidene]-malononitrile 61681-27-4 C16H19N3S
    [5,5-dimethyl-3-(3-methyl-thiazolidin-2-ylidenemethyl)-cyclohex-2-enylidene]-malononitrile
    —— 5-((3-fluoro-4-(6-methoxy-7-(3-(pyrrolidin-1-yl)propoxy)quinolin-4-yloxy)phenylamino)methylene)-1-(2,4-difluorophenyl)pyrimidine-2,4,6-trione 1566577-71-6 C34H30F3N5O6
    5-((3-fluoro-4-(6-methoxy-7-(3-(pyrrolidin-1-yl)propoxy)quinolin-4-yloxy)phenylamino)methylene)-1-(2,4-difluorophenyl)pyrimidine-2,4,6-trione
    —— 5-[(5-Ethynylthiophen-2-yl)methylidene]-1,3-dimethyl-1,3-diazinane-2,4,6-trione 946569-79-5 C13H10N2O3S
    5-[(5-Ethynylthiophen-2-yl)methylidene]-1,3-dimethyl-1,3-diazinane-2,4,6-trione
    —— 5-methyl-2-phenyl-[1,3]oxaphosphinane 50869-49-3 C11H15OP
    5-methyl-2-phenyl-[1,3]oxaphosphinane
    —— 5-[1,2]dithiolan-3-yl-pentanoic acid butyryloxymethyl ester 1225192-72-2 C13H22O4S2
    5-[1,2]dithiolan-3-yl-pentanoic acid butyryloxymethyl ester
    —— 5-Methyl-2-phenyl-octa-2,3-dienoic acid methyl ester 139616-30-1 C16H20O2
    5-Methyl-2-phenyl-octa-2,3-dienoic acid methyl ester
    —— 5.5'-Diethyl-10.10'-spiro-bis-<5.10-dihydro-phenazasilin> 3846-16-0 C28H26N2Si
    5.5'-Diethyl-10.10'-spiro-bis-<5.10-dihydro-phenazasilin>
    —— 5-methyl-isoxazole-3-carboxylic acid [4-(dimethylamino-phenyl-methyl)-cyclohexyl]-amide 944320-89-2 C20H27N3O2
    5-methyl-isoxazole-3-carboxylic acid [4-(dimethylamino-phenyl-methyl)-cyclohexyl]-amide
    —— 5(1H)-Indolizinone, hexahydro-3,8,8-trimethyl-, trans- 130486-05-4 C11H19NO
    5(1H)-Indolizinone, hexahydro-3,8,8-trimethyl-, trans-
    —— 5-[N'-(11-azido-3,6,9-trioxaundecyl)thioureido]-5-deoxy-1,2-O-isopropylidene-α-D-glucofuranose 1310686-39-5 C18H33N5O8S
    5-[N'-(11-azido-3,6,9-trioxaundecyl)thioureido]-5-deoxy-1,2-O-isopropylidene-α-D-glucofuranose