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inquiryProduct informations Product Name (S)-3-((S)-5-(4-Fluorophenyl)-5-hydroxypentanoyl)-4-phenyloxazolidin-2-one CAS No.
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inquiryEzetimibe Intermediates 3-[(2R,5S)-5-(4-Fluorophenyl)-2-[(S)-[(4-fluorophenyl(amino)]][4-[trimethylsilyl]-oxy]phenyl]methyl]-1-oxo-5-[(trimethylsily)-oxy]pentyl]-4-phenyl-(4S)-2-oxazolidinone CAS:272778-12-8 N,O-Bis(trimethylsilyl)acetamide[CAS:104
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inquiryTIANFUCHEM--189028-95-3-- (4S)-3-[(5R)-5-(4-FLUOROPHENYL)-5-HYDROXYPENTANOYL]-4-PHENYL-1,3-OXAZOLIDIN-2-ONE in stock Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supp
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inquiryProduct Name: (4S)-3-[(5R)-5-(4-FLUOROPHENYL)-5-HYDROXYPENTANOYL]-4-PHENYL-1,3-OXAZOLIDIN-2-ONE Synonyms: (4S)-3-[(5R)-5-(4-FLUOROPHENYL)-5-HYDROXYPENTANOYL]-4-PHENYL-1,3-OXAZOLIDIN-2-ONE;(4S)-3-[(5S)-5-(4-
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inquiry(4S)-3-[(5R)-5-(4-FLUOROPHENYL)-5-HYDROXYPENTANOYL]-4-PHENYL-1,3-OXAZOLIDIN-2-ONE CAS: 189028-95-3 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of ch
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inquiry(4S)-3-[(5S)-5-(4-Fluorophenyl)-5-Hydroxypentanoyl]-4-Phenyl-1,3-Oxazolidin-2-One CAS: 189028-95-3 Specification Product Name (S)-3-((S)-5-(4-Fluorophenyl)-5-hydroxypentanoyl)-4-phenyloxazolidin-2-one CA
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inquiry(S)-1-(4-fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Stage #1: (S)-1-(4-fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione With TarB-N02 In tetrahydrofuran at 20℃; for 0.5h; Stage #2: With lithium borohydride In tetrahydrofuran for 0.666667h; Reagent/catalyst; enantioselective reaction; | 96% |
Stage #1: (S)-1-(4-fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione With dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole In dichloromethane; toluene at -5 - 0℃; for 4 - 6h; Stage #2: With sulfuric acid; dihydrogen peroxide In methanol; dichloromethane; water; toluene for 0.25h; | 95% |
Stage #1: With dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole In dichloromethane; toluene at -5 - 0℃; for 0.25h; Stage #2: (S)-1-(4-fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione In dichloromethane; toluene at -5 - 0℃; for 4 - 6h; | 95% |
vinyl acetate
(R,S)-3-[5-(4-fluorophenyl)-5-hydroxy-pentanoyl]-4-phenyl-oxazolidin-2-one
A
(R)-1-(4-fluorophenyl)-5-oxo-5-[(S)-2-oxo-4-phenyloxazolidin-3-yl]pentyl acetate
B
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Lipozyme TL IM In toluene at 20 - 40℃; Product distribution / selectivity; | A 68% B 74% |
With Candida rugosa lipase In di-isopropyl ether at 35℃; for 120h; Solvent; Reagent/catalyst; Concentration; Enzymatic reaction; | A n/a B n/a |
(S)-1-(4-fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione
A
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
With borane-THF; boron trifluoride diethyl etherate; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole In tetrahydrofuran at 25℃; Product distribution; Further Variations:; Catalysts; Temperatures; acid additives, water content; | |
With BH3-DEA; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole In tetrahydrofuran; 1,2-dimethoxyethane; toluene at 40℃; |
(S)-1-(4-fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione
A
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
With sodium tetrahydroborate; dimethyl sulfate; N,N-diethylaniline; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole In tetrahydrofuran; toluene at 20℃; Product distribution; Further Variations:; Reagents; Temperatures; | A 13 g B n/a |
(S)-1-(4-fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione
A
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Stage #1: (S)-1-(4-fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione With borane N,N-diethylaniline complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole In tetrahydrofuran; toluene at 18 - 20℃; for 1h; Stage #2: With water; potassium carbonate In tetrahydrofuran; toluene at 20 - 30℃; for 0.5h; | |
Stage #1: (S)-1-(4-fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione With sodium tetrahydroborate; chloro-trimethyl-silane; (R)-α,α-diphenylprolinol In tetrahydrofuran at 24℃; for 3h; Heating / reflux; Stage #2: With hydrogenchloride; water In tetrahydrofuran; toluene at 4℃; for 0.5h; Product distribution / selectivity; | A n/a B n/a |
Stage #1: (S)-1-(4-fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione With sodium tetrahydroborate; chloro-trimethyl-silane; (R)-2-[bis(4-trifluorophenyl)hydroxymethyl]pyrrolidine In tetrahydrofuran at 24℃; for 3h; Heating / reflux; Stage #2: With hydrogenchloride; water In tetrahydrofuran; toluene at 4℃; for 0.5h; Product distribution / selectivity; | A n/a B n/a |
With chloro[(1S,2S)-N-(p-toluenesulfonyl)-1,2-diphenylethylenediamine]-(mesitylene) ruthenium (II); formic acid/triethylamine complex 5:2 In tert-butyl methyl ether at 42℃; Reagent/catalyst; Solvent; Temperature; Inert atmosphere; stereoselective reaction; | A n/a B n/a |
isopropyl alcohol
(S)-1-(4-fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
With magnesium sulfate In triethanolamine(chloride) |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Candida rugosa lipase / di-isopropyl ether; aq. phosphate buffer / 120 h / 40 °C / Enzymatic reaction 2: Candida antarctica B lipase / toluene / 120 h / 35 °C / Enzymatic reaction View Scheme | |
Multi-step reaction with 2 steps 1: Candida rugosa lipase / di-isopropyl ether; aq. phosphate buffer / 120 h / 40 °C / Enzymatic reaction 2: Candida antarctica B lipase / toluene / 120 h / 35 °C / Enzymatic reaction View Scheme |
A
(R)-1-(4-fluorophenyl)-5-oxo-5-[(S)-2-oxo-4-phenyloxazolidin-3-yl]pentyl acetate
B
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Candida rugosa lipase / di-isopropyl ether; aq. phosphate buffer / 120 h / 40 °C / Enzymatic reaction 2: Candida rugosa lipase / di-isopropyl ether / 120 h / 35 °C / Enzymatic reaction View Scheme | |
Multi-step reaction with 3 steps 1: Candida rugosa lipase / di-isopropyl ether; aq. phosphate buffer / 120 h / 40 °C / Enzymatic reaction 2: triethylamine; dmap / dichloromethane / 4 h / 0 °C 3: Candida rugosa lipase / di-isopropyl ether; aq. phosphate buffer / 120 h / 40 °C / pH 6.2 / Enzymatic reaction View Scheme |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Candida rugosa lipase / di-isopropyl ether; aq. phosphate buffer / 120 h / 40 °C / Enzymatic reaction 2: Candida antarctica B lipase / toluene / 120 h / 35 °C / Enzymatic reaction View Scheme | |
Multi-step reaction with 2 steps 1: Candida rugosa lipase / di-isopropyl ether; aq. phosphate buffer / 120 h / 40 °C / Enzymatic reaction 2: Candida antarctica B lipase / toluene / 120 h / 35 °C / Enzymatic reaction View Scheme |
A
(R)-1-(4-fluorophenyl)-5-oxo-5-[(S)-2-oxo-4-phenyloxazolidin-3-yl]pentyl acetate
B
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Candida rugosa lipase / di-isopropyl ether; aq. phosphate buffer / 120 h / 40 °C / Enzymatic reaction 2: Candida rugosa lipase / di-isopropyl ether / 120 h / 35 °C / Enzymatic reaction View Scheme | |
Multi-step reaction with 3 steps 1: Candida rugosa lipase / di-isopropyl ether; aq. phosphate buffer / 120 h / 40 °C / Enzymatic reaction 2: triethylamine; dmap / dichloromethane / 4 h / 0 °C 3: Candida rugosa lipase / di-isopropyl ether; aq. phosphate buffer / 120 h / 40 °C / pH 6.2 / Enzymatic reaction View Scheme |
(R,S)-3-[5-(4-fluorophenyl)-5-hydroxy-pentanoyl]-4-phenyl-oxazolidin-2-one
A
(R)-1-(4-fluorophenyl)-5-oxo-5-[(S)-2-oxo-4-phenyloxazolidin-3-yl]pentyl acetate
B
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: triethylamine; dmap / dichloromethane / 4 h / 0 °C 2: Candida rugosa lipase / di-isopropyl ether; aq. phosphate buffer / 120 h / 40 °C / pH 6.2 / Enzymatic reaction View Scheme |
Benzyl acetate
(R,S)-3-[5-(4-fluorophenyl)-5-hydroxy-pentanoyl]-4-phenyl-oxazolidin-2-one
A
(R)-1-(4-fluorophenyl)-5-oxo-5-[(S)-2-oxo-4-phenyloxazolidin-3-yl]pentyl acetate
B
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
With Candida antarctica B lipase In toluene at 35℃; for 120h; Solvent; Reagent/catalyst; Enzymatic reaction; | A n/a B n/a C n/a |
vinyl acetate
(R,S)-3-[5-(4-fluorophenyl)-5-hydroxy-pentanoyl]-4-phenyl-oxazolidin-2-one
A
(R)-1-(4-fluorophenyl)-5-oxo-5-[(S)-2-oxo-4-phenyloxazolidin-3-yl]pentyl acetate
B
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
With Candida antarctica B lipase In toluene at 35℃; for 120h; Solvent; Reagent/catalyst; Enzymatic reaction; | A n/a B n/a C n/a |
A
(R)-1-(4-fluorophenyl)-5-oxo-5-[(S)-2-oxo-4-phenyloxazolidin-3-yl]pentyl acetate
B
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
With Candida rugosa lipase In aq. phosphate buffer; di-isopropyl ether at 40℃; for 120h; pH=6.2; Solvent; Reagent/catalyst; Temperature; pH-value; Concentration; Enzymatic reaction; enantioselective reaction; | A n/a B n/a |
(S)-1-(4-fluorophenyl)-5-(2-oxo-4-phenyloxazolidin-3-yl)pentane-1,5-dione
A
(R)-1-(4-fluorophenyl)-5-oxo-5-[(S)-2-oxo-4-phenyloxazolidin-3-yl]pentyl acetate
B
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: borane-THF / dichloromethane / 6 h / 0 - 20 °C / Inert atmosphere 2: Candida rugosa lipase / di-isopropyl ether / 120 h / 35 °C / Enzymatic reaction View Scheme | |
Multi-step reaction with 3 steps 1: borane-THF / dichloromethane / 6 h / 0 - 20 °C / Inert atmosphere 2: triethylamine; dmap / dichloromethane / 4 h / 0 °C 3: Candida rugosa lipase / di-isopropyl ether; aq. phosphate buffer / 120 h / 40 °C / pH 6.2 / Enzymatic reaction View Scheme |
(-)-6-(4-fluorophenyl)tetrahydro-2H-pyran-2-one
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: dmap / 1,4-dioxane / 16 h / 55 - 60 °C 2: dmap; triethylamine / tetrahydrofuran / 2 h / 4 °C 3: sodium hydride / N,N-dimethyl-formamide / 2 h / 4 - 20 °C View Scheme |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: dmap; triethylamine / tetrahydrofuran / 2 h / 4 °C 2: sodium hydride / N,N-dimethyl-formamide / 2 h / 4 - 20 °C View Scheme |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide at 4 - 20℃; for 2h; | 800 mg |
5-(4-fluorophenyl)-5-oxopentanoic acid
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: sulfuric acid / 1 h / Reflux 2.1: Pinene; sodium tetrahydroborate; boron trichloride / tetrahydrofuran; 1,2-dimethoxyethane; hexane / 16 h / -15 - 4 °C 2.2: 2 h / 4 - 20 °C 3.1: trifluoroacetic acid / dichloromethane / 3 h / 20 °C 4.1: dmap / 1,4-dioxane / 16 h / 55 - 60 °C 5.1: dmap; triethylamine / tetrahydrofuran / 2 h / 4 °C 6.1: sodium hydride / N,N-dimethyl-formamide / 2 h / 4 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: triethylamine; pivaloyl chloride / dichloromethane / 2.5 h / 5 - 10 °C 1.2: 3 h / 15 - 45 °C 2.1: dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole / tetrahydrofuran / 2.33 h / -10 - -5 °C 2.2: -10 - 0 °C View Scheme |
fluorobenzene
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: aluminum (III) chloride / dichloromethane / 0.5 h / 0 °C 2.1: sulfuric acid / 1 h / Reflux 3.1: Pinene; sodium tetrahydroborate; boron trichloride / tetrahydrofuran; 1,2-dimethoxyethane; hexane / 16 h / -15 - 4 °C 3.2: 2 h / 4 - 20 °C 4.1: trifluoroacetic acid / dichloromethane / 3 h / 20 °C 5.1: dmap / 1,4-dioxane / 16 h / 55 - 60 °C 6.1: dmap; triethylamine / tetrahydrofuran / 2 h / 4 °C 7.1: sodium hydride / N,N-dimethyl-formamide / 2 h / 4 - 20 °C View Scheme |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: trifluoroacetic acid / dichloromethane / 3 h / 20 °C 2: dmap / 1,4-dioxane / 16 h / 55 - 60 °C 3: dmap; triethylamine / tetrahydrofuran / 2 h / 4 °C 4: sodium hydride / N,N-dimethyl-formamide / 2 h / 4 - 20 °C View Scheme |
glutaric anhydride,
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: aluminum (III) chloride / dichloromethane / 0.5 h / 0 °C 2.1: sulfuric acid / 1 h / Reflux 3.1: Pinene; sodium tetrahydroborate; boron trichloride / tetrahydrofuran; 1,2-dimethoxyethane; hexane / 16 h / -15 - 4 °C 3.2: 2 h / 4 - 20 °C 4.1: trifluoroacetic acid / dichloromethane / 3 h / 20 °C 5.1: dmap / 1,4-dioxane / 16 h / 55 - 60 °C 6.1: dmap; triethylamine / tetrahydrofuran / 2 h / 4 °C 7.1: sodium hydride / N,N-dimethyl-formamide / 2 h / 4 - 20 °C View Scheme |
5-(4-fluorophenyl)-5-oxopentanoic acid methyl ester
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: Pinene; sodium tetrahydroborate; boron trichloride / tetrahydrofuran; 1,2-dimethoxyethane; hexane / 16 h / -15 - 4 °C 1.2: 2 h / 4 - 20 °C 2.1: trifluoroacetic acid / dichloromethane / 3 h / 20 °C 3.1: dmap / 1,4-dioxane / 16 h / 55 - 60 °C 4.1: dmap; triethylamine / tetrahydrofuran / 2 h / 4 °C 5.1: sodium hydride / N,N-dimethyl-formamide / 2 h / 4 - 20 °C View Scheme |
(S)-4-phenyl-2-oxazolidinone
5-(4-fluorophenyl)-5-oxopentanoic acid
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Stage #1: 5-(4-fluorophenyl)-5-oxopentanoic acid With pivaloyl chloride; triethylamine In dichloromethane at 0 - 20℃; for 4h; Stage #2: (S)-4-phenyl-2-oxazolidinone In N,N-dimethyl-formamide at 20℃; for 2h; Reflux; Stage #3: With dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole In dichloromethane at 0 - 20℃; for 3h; |
(S)-4-phenyl-2-oxazolidinone
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: triethylamine; pivaloyl chloride / dichloromethane / 2.5 h / 5 - 10 °C 1.2: 3 h / 15 - 45 °C 2.1: dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole / tetrahydrofuran / 2.33 h / -10 - -5 °C 2.2: -10 - 0 °C View Scheme |
chloro-trimethyl-silane
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
With triethylamine In tert-butyl methyl ether; toluene at -10 - 20℃; Inert atmosphere; | 95% |
Stage #1: chloro-trimethyl-silane; (4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one With N-ethyl-N,N-diisopropylamine In dichloromethane at -10℃; for 1.5h; Stage #2: With titanium tetrachloride | |
With N-ethyl-N,N-diisopropylamine In dichloromethane at -10℃; |
4-benzyloxybenzylidene-N-(4-fluoro)phenylanisidine
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
C40H36F2N2O5
Conditions | Yield |
---|---|
Stage #1: 4-benzyloxybenzylidene-N-(4-fluoro)phenylanisidine; (4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one With N-ethyl-N,N-diisopropylamine In dichloromethane at -5℃; for 2h; Inert atmosphere; Stage #2: With titanium tetrachloride In dichloromethane at -30℃; for 2h; Inert atmosphere; | 94% |
chloro-trimethyl-silane
4-benzyloxybenzylidene-N-(4-fluoro)phenylanisidine
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Stage #1: chloro-trimethyl-silane; 4-benzyloxybenzylidene-N-(4-fluoro)phenylanisidine; (4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one With N-ethyl-N,N-diisopropylamine In dichloromethane at -5 - 5℃; Inert atmosphere; Stage #2: With titanium tetrachloride In dichloromethane at -5 - 5℃; for 1h; | 93% |
chloro-trimethyl-silane
N-(4-hydroxybenzylidene)-4-fluorobenzenamine
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
(4S)-3-[(2R,5S)-5-(4-fluorophenyl)-2-[(S)-[(4-fluorophenyl)amino]({4-[(trimethylsilyl)oxy]phenyl})methyl]-5-[(trimethylsilyl)oxy]pentanoyl]-4-phenyl-1,3-oxazolidin-2-one
Conditions | Yield |
---|---|
Stage #1: chloro-trimethyl-silane; N-(4-hydroxybenzylidene)-4-fluorobenzenamine; (4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one With N-ethyl-N,N-diisopropylamine In dichloromethane at -10 - 0℃; Inert atmosphere; Stage #2: With titanium tetrachloride In dichloromethane at -30 - -25℃; Inert atmosphere; | 66.6% |
With triethylamine In dichloromethane at -20℃; Reagent/catalyst; Solvent; |
chloro-trimethyl-silane
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
(4S)-3-[(2R,5S)-5-(4-fluorophenyl)-2-[(S)-[(4-fluorophenyl)amino]({4-[(trimethylsilyl)oxy]phenyl})methyl]-5-[(trimethylsilyl)oxy]pentanoyl]-4-phenyl-1,3-oxazolidin-2-one
Conditions | Yield |
---|---|
Stage #1: (E)-(4-hydroxy-benzylidene)-(4-fluorophenyl)-amine; (4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one With N-ethyl-N,N-diisopropylamine In dichloromethane at -10 - -5℃; Stage #2: chloro-trimethyl-silane In dichloromethane at -5℃; for 1.5h; Stage #3: With titanium tetrachloride In dichloromethane at -30 - -25℃; for 3h; | 65% |
chloro-trimethyl-silane
N-(4-hydroxybenzylidene)-4-fluorobenzenamine
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Stage #1: N-(4-hydroxybenzylidene)-4-fluorobenzenamine; (4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one With N-ethyl-N,N-diisopropylamine In dichloromethane at -10 - -5℃; Stage #2: chloro-trimethyl-silane In dichloromethane at -5℃; for 1.5h; Stage #3: With N,O-bis-(trimethylsilyl)-acetamide; titanium tetrachloride more than 3 stages; | 65% |
N-(4-hydroxybenzylidene)-4-fluorobenzenamine
chloromethyl methyl ether
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at -20 - -10℃; for 1h; Temperature; Reagent/catalyst; | 64.5% |
tert-butyldimethylsilyl chloride
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
C26H34FNO4Si
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In N,N-dimethyl-formamide at 80℃; Reagent/catalyst; Temperature; | 62% |
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 1h; | 42 g |
4-benzyloxybenzylidene-N-(4-fluoro)phenylanisidine
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
With titanium(IV) isopropylate; titanium tetrachloride; N-ethyl-N,N-diisopropylamine In dichloromethane at -30 - -20℃; for 5h; | 60.9% |
chloro-trimethyl-silane
N,O-bis-(trimethylsilyl)-acetamide
N-(4-hydroxybenzylidene)-4-fluorobenzenamine
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
(4S)-3-[(2R,5S)-5-(4-fluorophenyl)-2-[(S)-[(4-fluorophenyl)amino]({4-[(trimethylsilyl)oxy]phenyl})methyl]-5-[(trimethylsilyl)oxy]pentanoyl]-4-phenyl-1,3-oxazolidin-2-one
Conditions | Yield |
---|---|
Stage #1: chloro-trimethyl-silane; N-(4-hydroxybenzylidene)-4-fluorobenzenamine; (4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one With N-ethyl-N,N-diisopropylamine In dichloromethane at -10 - -5℃; for 1h; Stage #2: With titanium tetrachloride In dichloromethane at -30℃; for 20h; Stage #3: N,O-bis-(trimethylsilyl)-acetamide | 60% |
N-{(1E)-[2-(benzyloxy)-4-bromophenyl]methylene}-N-phenylamine
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
(S)-3-[(2R,5S)-2-[(S)-(2-benzyloxy-4-bromo-phenyl)-phenylamino-methyl]-5-(4-fluoro-phenyl)-5-hydroxy-pentanoyl]-4-phenyl-oxazolidin-2-one
Conditions | Yield |
---|---|
Stage #1: (4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one With chloro-trimethyl-silane; N-ethyl-N,N-diisopropylamine In dichloromethane at -45 - -20℃; for 1h; Stage #2: With titanium tetrachloride In dichloromethane at -35 - -30℃; for 0.75h; Stage #3: N-{(1E)-[2-(benzyloxy)-4-bromophenyl]methylene}-N-phenylamine With acetic acid more than 3 stages; | 51% |
Stage #1: (4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one With chloro-trimethyl-silane; N-ethyl-N,N-diisopropylamine In dichloromethane at -45 - -20℃; for 1h; Stage #2: With titanium tetrachloride In dichloromethane at -45 - -30℃; for 1.08333h; Stage #3: N-{(1E)-[2-(benzyloxy)-4-bromophenyl]methylene}-N-phenylamine With acetic acid; tartaric acid more than 3 stages; | 51% |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
With titanium tetrachloride In dichloromethane at -35 - -30℃; for 3h; |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: TiCl4 / CH2Cl2 / 3 h / -35 - -30 °C 2.1: 995 mg / CH2Cl2 / 0.5 h / Heating 3.1: BSA / CH2Cl2 / 0.25 h / 20 °C 3.2: TBAF*3H2O / CH2Cl2 / 90 h / 0 °C 3.3: 90 percent / aq. H2SO4 / propan-2-ol / 1 h View Scheme |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
C33(13)C6H46F2N2O5Si2
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: TiCl4 / CH2Cl2 / 3 h / -35 - -30 °C 2: 995 mg / CH2Cl2 / 0.5 h / Heating View Scheme |
benzyl bromide
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
(4S)-3-[(5S)-5-(benzyloxy)-5-(4-fluorophenyl)pentanoyl]-4-phenyl-1,3-oxazolidin-2-one
Conditions | Yield |
---|---|
With sodium hydride In DMF (N,N-dimethyl-formamide) at 0 - 20℃; for 0.666667h; |
chloro-trimethyl-silane
4-{[(1E)-(4-iodophenyl)methylene]amino}phenol
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Stage #1: 4-{[(1E)-(4-iodophenyl)methylene]amino}phenol; (4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one With N-ethyl-N,N-diisopropylamine In dichloromethane at -5 - 0℃; Stage #2: chloro-trimethyl-silane In dichloromethane at -25 - 0℃; for 1h; Stage #3: With titanium tetrachloride; sodium hydrogensulfite; rochelle salt more than 3 stages; |
chloro-trimethyl-silane
4-({(1E)-[2-(allyloxy)-4-bromophenyl]methylene}amino)phenol
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
(4S)-3-{(2R,5S)-2-{(S)-[2-(allyloxy)-4-bromophenyl][(4-hydroxyphenyl)amino]methyl}-5-(4-fluorophenyl)-5-[(trimethylsilyl)oxy]pentanoyl}-4-phenyl-1,3-oxazolidin-2-one
Conditions | Yield |
---|---|
Stage #1: chloro-trimethyl-silane; 4-({(1E)-[2-(allyloxy)-4-bromophenyl]methylene}amino)phenol; (4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one With N-ethyl-N,N-diisopropylamine In dichloromethane at -30 - 0℃; for 1h; Stage #2: With Rochelle's salt; sodium hydrogensulfite; acetic acid; titanium tetrachloride In dichloromethane; water at -30 - 20℃; Cooling with ice/salt; Stage #3: With N,O-bis-(trimethylsilyl)-acetamide at 45℃; for 0.5h; |
N-(4-hydroxybenzylidene)-4-fluorobenzenamine
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
With titanium tetrachloride; N-ethyl-N,N-diisopropylamine In dichloromethane |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
ezetemibe
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: N-ethyl-N,N-diisopropylamine / dichloromethane / -10 °C 2.1: titanium tetrachloride / dichloromethane / 0.75 h / -40 °C 2.2: 19.5 h / -40 - -35 °C 3.1: acetic acid / dichloromethane / 1 h 3.2: 1 h / 0 °C 3.3: 1 h / 20 °C 4.1: toluene / 3 h / 90 °C 4.2: 14 h / 50 °C 5.1: hydrogenchloride; water; acetic acid; iron / ethanol / 0.5 h / 0 - 20 °C 6.1: sodium nitrite; sulfuric acid / N,N-dimethyl-formamide; water / 1.5 h / 0 °C 6.2: 0.42 h / 20 - 90 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: N-ethyl-N,N-diisopropylamine; chloro-trimethyl-silane; titanium tetrachloride / dichloromethane / 2 h / -30 - -25 °C 1.2: 2 h / Reflux 2.1: bis-(trimethylsilyl)acetamide; tetrabutyl ammonium fluoride / tert-butyl methyl ether / 1.5 h / 20 °C 2.2: 0.5 h / 20 °C View Scheme | |
Multi-step reaction with 3 steps 1: triethylamine / dichloromethane / -20 °C 2: H-ZSM-5 molecular sieve / -30 °C 3: perchloric acid / 3 h / 40 °C View Scheme |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: N-ethyl-N,N-diisopropylamine / dichloromethane / -10 °C 2.1: titanium tetrachloride / dichloromethane / 0.75 h / -40 °C 2.2: 19.5 h / -40 - -35 °C View Scheme |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
(4S)-phenyl-3-[(5S)-(4-fluorophenyl)-(2R)-[(1S)-(4-fluorophenylamino)-1-(4-nitrophenyl)methyl]-5-hydroxypentanoyl]oxazolidin-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: N-ethyl-N,N-diisopropylamine / dichloromethane / -10 °C 2.1: titanium tetrachloride / dichloromethane / 0.75 h / -40 °C 2.2: 19.5 h / -40 - -35 °C 3.1: acetic acid / dichloromethane / 1 h 3.2: 1 h / 0 °C 3.3: 1 h / 20 °C View Scheme |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
1-(4-fluorophenyl)-(3R)-[(3S)-(4-fluorophenyl)-3-trimethylsilyloxypropyl]-(4S)-(4-nitrophenyl)azetidin-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: N-ethyl-N,N-diisopropylamine / dichloromethane / -10 °C 2.1: titanium tetrachloride / dichloromethane / 0.75 h / -40 °C 2.2: 19.5 h / -40 - -35 °C 3.1: acetic acid / dichloromethane / 1 h 3.2: 1 h / 0 °C 3.3: 1 h / 20 °C 4.1: toluene / 3 h / 90 °C 4.2: 14 h / 50 °C View Scheme |
(4S)-3-[(5S)-5-(4-fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidine-2-one
(4S)-(4-aminophenyl)-1-(4-fluorophenyl)-(3R)-[(3S)-(4-fluorophenyl)-3-hydroxypropyl]azetidin-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: N-ethyl-N,N-diisopropylamine / dichloromethane / -10 °C 2.1: titanium tetrachloride / dichloromethane / 0.75 h / -40 °C 2.2: 19.5 h / -40 - -35 °C 3.1: acetic acid / dichloromethane / 1 h 3.2: 1 h / 0 °C 3.3: 1 h / 20 °C 4.1: toluene / 3 h / 90 °C 4.2: 14 h / 50 °C 5.1: hydrogenchloride; water; acetic acid; iron / ethanol / 0.5 h / 0 - 20 °C View Scheme |
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