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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Fluoro-6-triisopropylsilanyloxy-3-(4-triisopropylsilanyloxy-phenyl)-2H-chromen-2-ol 783342-26-7 C33H51FO4Si2
    5-Fluoro-6-triisopropylsilanyloxy-3-(4-triisopropylsilanyloxy-phenyl)-2H-chromen-2-ol
    —— 5-(2-Chloro-phenyl)-3-methyl-6-thiophen-2-yl-2,5-dihydro-pyridazine-4-carboxylic acid methyl ester 70314-14-6 C17H15ClN2O2S
    5-(2-Chloro-phenyl)-3-methyl-6-thiophen-2-yl-2,5-dihydro-pyridazine-4-carboxylic acid methyl ester
    —— 5α-Androst-1-en-3β,17β-diol-3-acetat 23633-67-2 C21H32O3
    5α-Androst-1-en-3β,17β-diol-3-acetat
    —— 5-(2-Chloro-phenyl)-7-ethyl-2,3-dihydro-thieno[2,3-e][1,4]diazepine-1-carboxylic acid (2-chloro-phenyl)-amide 39227-87-7 C22H19Cl2N3OS
    5-(2-Chloro-phenyl)-7-ethyl-2,3-dihydro-thieno[2,3-e][1,4]diazepine-1-carboxylic acid (2-chloro-phenyl)-amide
    —— 5,5-Dibutyl-1,1-dioxo-2,3-diphenyl-1λ<sup>6</sup>-[1,2,3]thiadiazolidin-4-one 95949-98-7 C22H28N2O3S
    5,5-Dibutyl-1,1-dioxo-2,3-diphenyl-1λ<sup>6</sup>-[1,2,3]thiadiazolidin-4-one
    —— 5-acetoxymethyl-2-[2-(5-nitro-furan-2-yl)-vinyl]-pyridine 13411-30-8 C14H12N2O5
    5-acetoxymethyl-2-[2-(5-nitro-furan-2-yl)-vinyl]-pyridine
    —— 5-chloro-2-[3-diethoxymethyl-5-(dimethylamino-methyl)-[1,2,4]triazol-4-yl]-benzophenone 59878-38-5 C23H27ClN4O3
    5-chloro-2-[3-diethoxymethyl-5-(dimethylamino-methyl)-[1,2,4]triazol-4-yl]-benzophenone
    —— 5-(Pentafluorobenzoylamino)fluorescein di-β-D-galactopyranoside, octaacetate 209540-63-6 C55H48F5NO24
    5-(Pentafluorobenzoylamino)fluorescein di-β-D-galactopyranoside, octaacetate
    —— 5-O-(3'-N-desmethyl-3'-N-ethyl)desosaminyl-11,12-dideoxy-3-O-decladinosyl-6-O-methyl-3-oxo-12,11-[oxycarbonyl-((4-(6-pyrrol-1-yl-pyridin-3-yl)-butyl)-imino)]erythromycin A 937788-51-7 C45H68N4O10
    5-O-(3'-N-desmethyl-3'-N-ethyl)desosaminyl-11,12-dideoxy-3-O-decladinosyl-6-O-methyl-3-oxo-12,11-[oxycarbonyl-((4-(6-pyrrol-1-yl-pyridin-3-yl)-butyl)-imino)]erythromycin A
    —— 5-phenylsulfanylhexan-2-ylsulfanylbenzene 195371-29-0 C18H22S2
    5-phenylsulfanylhexan-2-ylsulfanylbenzene
    —— 5-Brom-1-methoxymethyl-8-nitroisochinolin 72678-09-2 C11H9BrN2O3
    5-Brom-1-methoxymethyl-8-nitroisochinolin
    —— {5,10,15,20-tetrakis(4-aminophenyl)porphinato}iron(III) chloride 87097-67-4 C44H32ClFeN8
    {5,10,15,20-tetrakis(4-aminophenyl)porphinato}iron(III) chloride
    —— 5-Ethyl-2-p-tolyloxymethyl-1H-benzoimidazole 1794-17-8 C17H18N2O
    5-Ethyl-2-p-tolyloxymethyl-1H-benzoimidazole
    —— 5-N-methylanilinoformyl-3-(6'-methoxy-2'-naphthyl)cyclopentanone-2-acetic acid 23869-47-8 C26H25NO4
    5-N-methylanilinoformyl-3-(6'-methoxy-2'-naphthyl)cyclopentanone-2-acetic acid
    —— 5α-Estran-4β,17β-diol 94259-28-6 C18H30O2
    5α-Estran-4β,17β-diol
    —— 5-methyl-2-methylsulfanyl-4<i>H</i>-[1,2,4]triazolo[1,5-<i>a</i>]pyrimidine-7-thione 57307-60-5 C7H8N4S2
    5-methyl-2-methylsulfanyl-4<i>H</i>-[1,2,4]triazolo[1,5-<i>a</i>]pyrimidine-7-thione
    —— 5-(3,3-dimethyl-ureido)-[1,2,3]thiadiazole-4-carboxylic acid pentyl ester 40764-96-3 C11H18N4O3S
    5-(3,3-dimethyl-ureido)-[1,2,3]thiadiazole-4-carboxylic acid pentyl ester
    —— 5-butoxy-2-[4-(4-chloro-phenoxy)-6-(4-chloro-phenyl)-[1,3,5]triazin-2-yl]-phenol 4924-96-3 C25H21Cl2N3O3
    5-butoxy-2-[4-(4-chloro-phenoxy)-6-(4-chloro-phenyl)-[1,3,5]triazin-2-yl]-phenol
    —— 5-bromo-3-(3,4-dichloro-phenyl)-6-trifluoromethyl-1<i>H</i>-pyrimidine-2,4-dione 26676-18-6 C11H4BrCl2F3N2O2
    5-bromo-3-(3,4-dichloro-phenyl)-6-trifluoromethyl-1<i>H</i>-pyrimidine-2,4-dione
    —— 5-[4-(2-Diethylamino-ethylamino)-naphthalen-1-ylazo]-benzene-1,3-diol 5860-10-6 C22H26N4O2
    5-[4-(2-Diethylamino-ethylamino)-naphthalen-1-ylazo]-benzene-1,3-diol
    —— 5-[1-(4-hexadecyloxy-phenyl)-ethyl]-1,2-dihydro-indazol-3-one 38985-32-9 C31H46N2O2
    5-[1-(4-hexadecyloxy-phenyl)-ethyl]-1,2-dihydro-indazol-3-one
    —— 5-chloro-1-hydroxy-3-oxy-1<i>H</i>-benzoimidazole-2-carboxylic acid amide 37564-45-7 C8H6ClN3O3
    5-chloro-1-hydroxy-3-oxy-1<i>H</i>-benzoimidazole-2-carboxylic acid amide
    —— 5-methyl-2-(4-methyl-benzylsulfanyl)-1-phenethyl-4,5-dihydro-1<i>H</i>-imidazole 7566-61-2 C20H24N2S
    5-methyl-2-(4-methyl-benzylsulfanyl)-1-phenethyl-4,5-dihydro-1<i>H</i>-imidazole
    —— 5-Bromo-1-ethylsulfanyl-1H-indole-2,3-dione 69303-78-2 C10H8BrNO2S
    5-Bromo-1-ethylsulfanyl-1H-indole-2,3-dione
    —— (5S,6R,7S)-7-Methoxy-3-methyl-5,8-dioxo-7-phenylacetylamino-5λ4-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester 98376-11-5 C30H28N2O6S
    (5S,6R,7S)-7-Methoxy-3-methyl-5,8-dioxo-7-phenylacetylamino-5λ4-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester
    —— 5-Ethyl-1,3-bis-(2-hydroxy-ethyl)-5-(2-methyl-butyl)-imidazolidine-2,4-dione 66263-69-2 C14H26N2O4
    5-Ethyl-1,3-bis-(2-hydroxy-ethyl)-5-(2-methyl-butyl)-imidazolidine-2,4-dione
    —— 5-hydroxy-3-(3-methanesulfonyl-phenyl)-1-methyl-imidazolidine-2,4-dione 38648-32-7 C11H12N2O5S
    5-hydroxy-3-(3-methanesulfonyl-phenyl)-1-methyl-imidazolidine-2,4-dione
    —— 5-N,N-dimethylcarbamoylpentachlorocyclopentadiene 86897-56-5 C8H6Cl5NO
    5-N,N-dimethylcarbamoylpentachlorocyclopentadiene
    —— 5-hydroxymethyl-3-(4-phenoxymethyl-phenyl)-oxazolidin-2-one 70133-23-2 C17H17NO4
    5-hydroxymethyl-3-(4-phenoxymethyl-phenyl)-oxazolidin-2-one
    —— 5-[(4-Chloro-benzyloxyimino)-methyl]-2-hydroxy-benzoic acid 51572-64-6 C15H12ClNO4
    5-[(4-Chloro-benzyloxyimino)-methyl]-2-hydroxy-benzoic acid
    —— 5-Chloro-2-[2-(4-chloro-phenoxy)-propionylamino]-N-(1-ethyl-pyrrolidin-2-ylmethyl)-benzamide 70847-08-4 C23H27Cl2N3O3
    5-Chloro-2-[2-(4-chloro-phenoxy)-propionylamino]-N-(1-ethyl-pyrrolidin-2-ylmethyl)-benzamide
    —— 5-chloro-7-(methoxymethyl)-1,6-naphthyridine 1621623-21-9 C10H9ClN2O
    5-chloro-7-(methoxymethyl)-1,6-naphthyridine
    —— 5-methyl-3,3-diphenyl-2H-1-benzothiophen-2-ol 87538-58-7 C21H18OS
    5-methyl-3,3-diphenyl-2H-1-benzothiophen-2-ol
    —— (5-Hydroxy-pentyl)-trimethyl-ammonium; hydroxide 58390-10-6 C8H20NO*HO
    (5-Hydroxy-pentyl)-trimethyl-ammonium; hydroxide
    —— 5-Hydroxy-2-methyl-dodecanoic acid ethyl ester 344446-79-3 C15H30O3
    5-Hydroxy-2-methyl-dodecanoic acid ethyl ester
    —— 5-(2-iodo-1-methyl-1H-indol-3-yl)pent-1-en-3-ol 889102-70-9 C14H16INO
    5-(2-iodo-1-methyl-1H-indol-3-yl)pent-1-en-3-ol
    —— 5-(2-methoxyphenyl)-1,8-naphthalic anhydride 281207-16-7 C19H12O4
    5-(2-methoxyphenyl)-1,8-naphthalic anhydride
    —— 5-((R)-2-ethoxy-2-phenylethyl)-1-(4-fluorophenyl)-5-methyl-6-(trimethylstannyl)-4,5-dihydro-1H-indazole 917984-98-6 C27H33FN2OSn
    5-((R)-2-ethoxy-2-phenylethyl)-1-(4-fluorophenyl)-5-methyl-6-(trimethylstannyl)-4,5-dihydro-1H-indazole
    —— 5-Diethylamino-3-hydroxy-4-<4-ethoxy-phenyl>-4H-<1,2,4>triazol 92299-83-7 C14H20N4O2
    5-Diethylamino-3-hydroxy-4-<4-ethoxy-phenyl>-4H-<1,2,4>triazol
    —— 5-(2,4-dimethylphenyl)-4-oxo-2,3,4,5-tetrahydrofuro[3,2-c]pyridine-7-carbaldehyde 1352009-77-8 C16H15NO3
    5-(2,4-dimethylphenyl)-4-oxo-2,3,4,5-tetrahydrofuro[3,2-c]pyridine-7-carbaldehyde
    —— 5,5-Dimethyl-2-oxo-2-phenyl-2λ<sup>5</sup>-[1,3,2]dioxaphospholan-4-one 66337-04-0 C10H11O4P
    5,5-Dimethyl-2-oxo-2-phenyl-2λ<sup>5</sup>-[1,3,2]dioxaphospholan-4-one
    —— 5-amino-3-chloro-isothiazole-4-carboxylic acid amide 3889-69-8 C4H4ClN3OS
    5-amino-3-chloro-isothiazole-4-carboxylic acid amide
    —— 5,5'-(2-azidopropane-1,3-diyl)bis(oxy)bis(2-phenyl-1,3-dioxane) 1382190-28-4 C23H27N3O6
    5,5'-(2-azidopropane-1,3-diyl)bis(oxy)bis(2-phenyl-1,3-dioxane)
    —— 5-((1R,2S)-1-(3,4-dimethoxyphenyl)-2-(2-methoxycyclopropyl)propyl)benzo[d][1,3]dioxole 1595276-32-6 C22H26O5
    5-((1R,2S)-1-(3,4-dimethoxyphenyl)-2-(2-methoxycyclopropyl)propyl)benzo[d][1,3]dioxole
    —— 5-acetyl-4-(4-fluorobenzyl)furan-2-carboxylic acid diethylamide 500368-71-8 C18H20FNO3
    5-acetyl-4-(4-fluorobenzyl)furan-2-carboxylic acid diethylamide
    —— 5-[1-cyclohexyl-5-(methoxymethyl)-1H-pyrazol-4-yl]-3-(2,5-difluorophenyl)-1,2,4-oxadiazole 1258009-15-2 C19H20F2N4O2
    5-[1-cyclohexyl-5-(methoxymethyl)-1H-pyrazol-4-yl]-3-(2,5-difluorophenyl)-1,2,4-oxadiazole
    —— 5-[[4-chloro-2-[(5-methyl-1H-1,2,4-triazol-3-yl)sulfanyl]-1,3-thiazol-5-yl]methylidene]-3-[2-(4-nitrophenyl)-2-oxoethyl]-1,3-thiazolidine-2,4-dione 1213236-11-3 C18H11ClN6O5S3
    5-[[4-chloro-2-[(5-methyl-1H-1,2,4-triazol-3-yl)sulfanyl]-1,3-thiazol-5-yl]methylidene]-3-[2-(4-nitrophenyl)-2-oxoethyl]-1,3-thiazolidine-2,4-dione
    —— 5-(4-Methylthiophenyl)-2,3-diphenyl-1-azabicyclo<4.3.0>non-2-en-4-on 108201-19-0 C27H25NOS
    5-(4-Methylthiophenyl)-2,3-diphenyl-1-azabicyclo<4.3.0>non-2-en-4-on
    —— 5-bromo-2-(4-fluorophenyl)-3-(2-methoxy-4-methylsulfonylphenyl)thiophene 186690-24-4 C18H14BrFO3S2
    5-bromo-2-(4-fluorophenyl)-3-(2-methoxy-4-methylsulfonylphenyl)thiophene
    —— 5-fluoropyridine-2-carboxylic acid hydrochloride 453566-94-4 C6H4FNO2*ClH
    5-fluoropyridine-2-carboxylic acid hydrochloride