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inquiry(R)-(+)-3-(N-METHYLAMINO)-1-(2-THIENYL)-1-PROPANOL Basic information Product Name: (R)-(+)-3-(N-METHYLAMINO)-1-(2-THIENYL)-1-PROPANOL Synonyms: (R)-(+)-3-(N-METHYLA
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inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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inquiry(1R)-3-(Methylamino)-1-(2-thienyl)-1-propanol cas 116539-57-2Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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inquiry(R)-3-(Methylamino)-1-(thiophen-2-yl)propan-1-ol Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea,by Air,By courier like DHL or Fedx. Port:Sha
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inquiry(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
With hydrogen; potassium carbonate; [Rh{(RC,SP)-duanphos}(norbornadiene)]SbF6 In methanol at 20℃; under 7500.6 Torr; for 12h; | 93% |
(R)-(3-hydroxy-3-thiophen-2-yl-propyl)carbamic acid ethyl ester
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In tetrahydrofuran for 1.5h; Heating; | 88% |
With lithium aluminium tetrahydride In tetrahydrofuran for 14h; Reflux; | 87% |
With lithium aluminium tetrahydride In tetrahydrofuran for 2h; Heating; |
A
(S)-3-methylamino-1-(2-thienyl)-1-propanol
B
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride Product distribution / selectivity; | A 74% B n/a |
With hydrogen; sodium methylate; bis(1,5-cyclooctadiene)rhodium(I) tetrafluoroborate; (S)-(-)-(6,6’-dimethoxybiphenyl-2,2’-diyl)bis(diphenylphosphine) In methanol at 30 - 50℃; under 22502.3 Torr; for 24h; Product distribution / selectivity; | A 12.7 - 20.4 %Chromat. B n/a |
With hydrogen; sodium methylate; ethyl acetoacetate; [(12aS)-6,7-dihudrodibenzo[e,g][1,4]dioxocin-1,12-diyl]bis[diphenylphosphine]; bis(1,5-cyclooctadiene)rhodium(I) tetrafluoroborate In methanol at 50℃; under 22502.3 Torr; for 24h; Product distribution / selectivity; | A 6.2 %Chromat. B n/a |
With hydrogen; [(12aS)-6,7-dihudrodibenzo[e,g][1,4]dioxocin-1,12-diyl]bis[diphenylphosphine]; [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2 In methanol at 50℃; under 22502.3 Torr; for 24h; Product distribution / selectivity; | A 11.6 %Chromat. B n/a |
With hydrogen; [(12aS)-6,7-dihudrodibenzo[e,g][1,4]dioxocin-1,12-diyl]bis[diphenylphosphine]; bis(1,5-cyclooctadiene)rhodium(I) tetrafluoroborate In methanol at 50℃; under 22502.3 Torr; for 24h; Product distribution / selectivity; | A 4 %Chromat. B n/a |
(R)-3-chloro-1-thiophenyl-2-yl-propan-1-ol
methylamine
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
In ethanol at 90℃; Sealed tube; | 62% |
In ethanol; water at 130℃; for 1h; Sealed tube; | 55% |
In ethanol at 90℃; Sealed tube; | 41% |
In ethanol at 90℃; Sealed tube; | 41% |
(1S,2R)-1-amino-2-indanol
A
(S)-3-methylamino-1-(2-thienyl)-1-propanol
B
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
With sodium hydroxide; (p-cymene)-ruthenium(II) chloride dimer In isopropyl alcohol at 20 - 85℃; for 5h; | A 39% B n/a |
3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
A
(S)-3-methylamino-1-(2-thienyl)-1-propanol
B
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
With (S)-Mandelic acid In water at 29 - 50℃; | A 27% B n/a |
With diethylamine In ethanol; n-heptane Resolution of racemate; |
(2R,6R)-2-[(S)-1-triisopropylsilyloxyethyl]-3-methyl-6-(thiophen-2-yl)-1,3-oxazinane
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
With hydrogenchloride In tetrahydrofuran; water at 20℃; for 4h; |
(2R,6R)-2-[(S)-1-triisopropylsilyloxyethyl]-6-(thiophen-2-yl)-[1,3]oxazinan-4-one
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: LiHMDS / tetrahydrofuran / 0 - 20 °C 2: Ph2SiH2 / RhH(CO)(PPh3)3 / tetrahydrofuran / 15 h / 20 °C 3: HCl / H2O; tetrahydrofuran / 4 h / 20 °C View Scheme |
(2R,6R)-N-methyl-2-[(S)-1-triisopropylsilyloxyethyl]-6-(thiophen-2-yl)-[1,3]oxazinan-4-one
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Ph2SiH2 / RhH(CO)(PPh3)3 / tetrahydrofuran / 15 h / 20 °C 2: HCl / H2O; tetrahydrofuran / 4 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 54 percent / BF3*Et2O / CH2Cl2 / -78 - 20 °C 2: aluminum amalgam / propan-2-ol 3: LiHMDS / tetrahydrofuran / 0 - 20 °C 4: Ph2SiH2 / RhH(CO)(PPh3)3 / tetrahydrofuran / 15 h / 20 °C 5: HCl / H2O; tetrahydrofuran / 4 h / 20 °C View Scheme |
(2R,5R,6R)-2-[(S)-1-triisopropylsilyloxyethyl]-6-(thiophen-2-yl)-5-phenylthio-[1,3]oxazinan-4-one
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: aluminum amalgam / propan-2-ol 2: LiHMDS / tetrahydrofuran / 0 - 20 °C 3: Ph2SiH2 / RhH(CO)(PPh3)3 / tetrahydrofuran / 15 h / 20 °C 4: HCl / H2O; tetrahydrofuran / 4 h / 20 °C View Scheme |
2-Acetylthiophene
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: HCl / ethanol / 110 °C 2: 93 percent / hydrogen; K2CO3 / [Rh{(RC,SP)-duanphos}(norbornadiene)]SbF6 / methanol / 12 h / 20 °C / 7500.6 Torr View Scheme |
2-Thenoylacetonitrile
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: borane-dimethylsulfide complex; polymer-supported chiral sulfonamide / tetrahydrofuran / Heating 2: sodium hydrogen carbonate / CH2Cl2; H2O / 2 h / 20 °C 3: lithium aluminum hydride / tetrahydrofuran / 2 h / Heating View Scheme |
(R)-3-amino-1-(thiophen-2-yl)propan-1-ol
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium hydrogen carbonate / CH2Cl2; H2O / 2 h / 20 °C 2: lithium aluminum hydride / tetrahydrofuran / 2 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: K2CO3 / CH2Cl2; tetrahydrofuran / 0.5 h / 20 °C 2: 88 percent / LAH / tetrahydrofuran / 1.5 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: sodium hydrogencarbonate / dichloromethane; water / 1 h 2: lithium aluminium tetrahydride / tetrahydrofuran / 14 h / Reflux View Scheme |
2-chloro-1-(thiophen-2-yl)ethanone
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 90 percent / NaBH4 / methanol / 0.5 h / 20 °C 2: 77 percent / methanol; H2O / 4 h / 20 °C 3: 43 percent / immobilised lipase from Pseudomonas cepacia; phosphate buffer / diisopropyl ether / 14 h / pH 7.2 4: BH3*Me2S / tetrahydrofuran / 2 h / Heating 5: K2CO3 / CH2Cl2; tetrahydrofuran / 0.5 h / 20 °C 6: 88 percent / LAH / tetrahydrofuran / 1.5 h / Heating View Scheme |
2-(1-hydroxy-2-chloroethyl)-thiophene
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 77 percent / methanol; H2O / 4 h / 20 °C 2: 43 percent / immobilised lipase from Pseudomonas cepacia; phosphate buffer / diisopropyl ether / 14 h / pH 7.2 3: BH3*Me2S / tetrahydrofuran / 2 h / Heating 4: K2CO3 / CH2Cl2; tetrahydrofuran / 0.5 h / 20 °C 5: 88 percent / LAH / tetrahydrofuran / 1.5 h / Heating View Scheme |
(±)-3-hydroxy-3-(thiophen-2-yl)propanenitrile
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 43 percent / immobilised lipase from Pseudomonas cepacia; phosphate buffer / diisopropyl ether / 14 h / pH 7.2 2: BH3*Me2S / tetrahydrofuran / 2 h / Heating 3: K2CO3 / CH2Cl2; tetrahydrofuran / 0.5 h / 20 °C 4: 88 percent / LAH / tetrahydrofuran / 1.5 h / Heating View Scheme | |
Multi-step reaction with 4 steps 1: Candida antarctica lipase B-W104A; sodium carbonate / toluene / 24 h / 50 °C / Inert atmosphere; Resolution of racemate; Enzymatic reaction 2: dimethylsulfide borane complex / tetrahydrofuran / 2 h / 80 °C 3: sodium hydrogencarbonate / dichloromethane; water / 1 h 4: lithium aluminium tetrahydride / tetrahydrofuran / 14 h / Reflux View Scheme | |
Multi-step reaction with 4 steps 1: Candida antarctica lipase B; dicarbonyl(chloro)(η5-pentaphenylcyclopentadienyl)ruthenium(II); potassium tert-butylate; sodium carbonate / tetrahydrofuran; toluene / 25 h / 50 °C / Inert atmosphere; Resolution of racemate; Enzymatic reaction 2: dimethylsulfide borane complex / tetrahydrofuran / 2 h / 80 °C 3: sodium hydrogencarbonate / dichloromethane; water / 1 h 4: lithium aluminium tetrahydride / tetrahydrofuran / 14 h / Reflux View Scheme | |
Multi-step reaction with 4 steps 1: Candida antarctica lipase B; sodium carbonate / toluene / 4 h / 80 °C / Inert atmosphere; Resolution of racemate; Enzymatic reaction 2: dimethylsulfide borane complex / tetrahydrofuran / 2 h / 80 °C 3: sodium hydrogencarbonate / dichloromethane; water / 1 h 4: lithium aluminium tetrahydride / tetrahydrofuran / 14 h / Reflux View Scheme |
(R)-1-hydroxy-3-(thiophen-2-yl)propanenitrile
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: BH3*Me2S / tetrahydrofuran / 2 h / Heating 2: K2CO3 / CH2Cl2; tetrahydrofuran / 0.5 h / 20 °C 3: 88 percent / LAH / tetrahydrofuran / 1.5 h / Heating View Scheme |
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 41 percent / immobilised lipase from Pseudomonas cepacia; phosphate buffer / acetone / 14 h / pH 7.2 2: BH3*Me2S / tetrahydrofuran / 2 h / Heating 3: K2CO3 / CH2Cl2; tetrahydrofuran / 0.5 h / 20 °C 4: 88 percent / LAH / tetrahydrofuran / 1.5 h / Heating View Scheme |
(R)-2-cyano-1-(thiophen-2-yl)ethyl acetate
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: BH3*Me2S / tetrahydrofuran / 2 h / Heating 2: K2CO3 / CH2Cl2; tetrahydrofuran / 0.5 h / 20 °C 3: 88 percent / LAH / tetrahydrofuran / 1.5 h / Heating View Scheme | |
Multi-step reaction with 3 steps 1: dimethylsulfide borane complex / tetrahydrofuran / 2 h / 80 °C 2: sodium hydrogencarbonate / dichloromethane; water / 1 h 3: lithium aluminium tetrahydride / tetrahydrofuran / 14 h / Reflux View Scheme |
methylamine
A
(S)-3-methylamino-1-(2-thienyl)-1-propanol
B
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Stage #1: 3-chloro-1-(2-thienyl)propan-1-one With sodium hydroxide; D-glucose; 2,3,4,5,6-pentahydroxy-hexanal In water at 30℃; for 2 - 8h; pH=6.0; Stage #2: methylamine In water at 60℃; for 6h; pH=6.0; | A n/a B n/a |
C8H13NO2S
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Stage #1: C8H13NO2S With acetic acid; zinc In water at 50℃; for 1.5h; Stage #2: With sodium hydroxide In water |
thiophene-2-carbaldehyde
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: lithium diisopropyl amide / tetrahydrofuran; hexane / 0.5 h / -78 °C / Inert atmosphere 1.2: 18 h / -78 °C / Inert atmosphere 2.1: Candida antarctica lipase B-W104A; sodium carbonate / toluene / 24 h / 50 °C / Inert atmosphere; Resolution of racemate; Enzymatic reaction 3.1: dimethylsulfide borane complex / tetrahydrofuran / 2 h / 80 °C 4.1: sodium hydrogencarbonate / dichloromethane; water / 1 h 5.1: lithium aluminium tetrahydride / tetrahydrofuran / 14 h / Reflux View Scheme | |
Multi-step reaction with 5 steps 1.1: lithium diisopropyl amide / tetrahydrofuran; hexane / 0.5 h / -78 °C / Inert atmosphere 1.2: 18 h / -78 °C / Inert atmosphere 2.1: Candida antarctica lipase B; sodium carbonate / toluene / 4 h / 80 °C / Inert atmosphere; Resolution of racemate; Enzymatic reaction 3.1: dimethylsulfide borane complex / tetrahydrofuran / 2 h / 80 °C 4.1: sodium hydrogencarbonate / dichloromethane; water / 1 h 5.1: lithium aluminium tetrahydride / tetrahydrofuran / 14 h / Reflux View Scheme | |
Multi-step reaction with 5 steps 1.1: lithium diisopropyl amide / tetrahydrofuran; hexane / 0.5 h / -78 °C / Inert atmosphere 1.2: 18 h / -78 °C / Inert atmosphere 2.1: Candida antarctica lipase B; dicarbonyl(chloro)(η5-pentaphenylcyclopentadienyl)ruthenium(II); potassium tert-butylate; sodium carbonate / tetrahydrofuran; toluene / 25 h / 50 °C / Inert atmosphere; Resolution of racemate; Enzymatic reaction 3.1: dimethylsulfide borane complex / tetrahydrofuran / 2 h / 80 °C 4.1: sodium hydrogencarbonate / dichloromethane; water / 1 h 5.1: lithium aluminium tetrahydride / tetrahydrofuran / 14 h / Reflux View Scheme |
(S)-1-hydroxy-3-(thiophen-2-yl)propanenitrile
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: dicarbonyl(chloro)(η5-pentaphenylcyclopentadienyl)ruthenium(II); potassium tert-butylate; sodium carbonate / tetrahydrofuran; toluene / 0.08 h / 80 °C / Inert atmosphere 2: Candida antarctica lipase B-W104A; sodium carbonate / toluene / 24 h / 50 °C / Inert atmosphere; Resolution of racemate; Enzymatic reaction 3: dimethylsulfide borane complex / tetrahydrofuran / 2 h / 80 °C 4: sodium hydrogencarbonate / dichloromethane; water / 1 h 5: lithium aluminium tetrahydride / tetrahydrofuran / 14 h / Reflux View Scheme | |
Multi-step reaction with 5 steps 1: dicarbonyl(chloro)(η5-pentaphenylcyclopentadienyl)ruthenium(II); potassium tert-butylate; sodium carbonate / tetrahydrofuran; toluene / 0.08 h / 80 °C / Inert atmosphere 2: Candida antarctica lipase B; sodium carbonate / toluene / 4 h / 80 °C / Inert atmosphere; Resolution of racemate; Enzymatic reaction 3: dimethylsulfide borane complex / tetrahydrofuran / 2 h / 80 °C 4: sodium hydrogencarbonate / dichloromethane; water / 1 h 5: lithium aluminium tetrahydride / tetrahydrofuran / 14 h / Reflux View Scheme | |
Multi-step reaction with 5 steps 1: dicarbonyl(chloro)(η5-pentaphenylcyclopentadienyl)ruthenium(II); potassium tert-butylate; sodium carbonate / tetrahydrofuran; toluene / 0.08 h / 80 °C / Inert atmosphere 2: Candida antarctica lipase B; dicarbonyl(chloro)(η5-pentaphenylcyclopentadienyl)ruthenium(II); potassium tert-butylate; sodium carbonate / tetrahydrofuran; toluene / 25 h / 50 °C / Inert atmosphere; Resolution of racemate; Enzymatic reaction 3: dimethylsulfide borane complex / tetrahydrofuran / 2 h / 80 °C 4: sodium hydrogencarbonate / dichloromethane; water / 1 h 5: lithium aluminium tetrahydride / tetrahydrofuran / 14 h / Reflux View Scheme |
(Z)-3-(methylamino)-1-(thiophen-2-yl)prop-2-en-1-one
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
With ruthenium(II) dichloro{(S)-(-)-2,2'-bis[di(3,5-xylyl)phosphino]-1,1'-binaphthyl}[(2S)-(+)-1,1-bis(4-methoxyphenyl)-3-methyl-1,2-butanediamine]; potassium tert-butylate; hydrogen In isopropyl alcohol at 20℃; under 750.075 Torr; for 24h; Autoclave; optical yield given as %ee; enantioselective reaction; | > 99 %Spectr. |
A
(S)-3-methylamino-1-(2-thienyl)-1-propanol
B
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
With dimethylsulfide borane complex In tetrahydrofuran at 20℃; for 4h; Overall yield = 98 %; Optical yield = 89 %ee; |
3-chloro-1-(2-thienyl)propan-1-one
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: (S)-1-methyl-3,3-diphenyl-hexahydropyrrolo[1,2-c][1,3,2]oxazaborole; dimethylsulfide borane complex / toluene / 1 h / 0 °C 2: water; ethanol / 1 h / 130 °C / Sealed tube View Scheme |
di-tert-butyl dicarbonate
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
(3-hydroxy-3-thiophen-2-yl-propyl)-methyl-carbamic acid tert-butyl ester
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; for 2h; | 88% |
3-fluorobromobenzene
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Stage #1: (R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol With sodium hydride In N,N-dimethyl acetamide; mineral oil at 20℃; for 0.5h; Stage #2: 3-fluorobromobenzene In N,N-dimethyl acetamide; mineral oil at 90℃; for 3h; | 83% |
With sodium hydride In N,N-dimethyl acetamide at 90℃; for 3h; |
1-Fluoronaphthalene
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
(R)-Duloxetine
Conditions | Yield |
---|---|
With sodium hydride In dimethyl sulfoxide for 8h; | 81% |
Stage #1: (R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol With sodium hydride In dimethyl sulfoxide; mineral oil at 20℃; for 0.5h; Stage #2: 1-Fluoronaphthalene In dimethyl sulfoxide; mineral oil at 50℃; for 1h; | 80% |
With sodium hydride In dimethyl sulfoxide at 45 - 50℃; for 1h; |
o-fluorobromobenzene
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
With potassium tert-butylate In dimethyl sulfoxide at 60℃; for 8h; Inert atmosphere; | 78% |
With potassium tert-butylate In dimethyl sulfoxide at 60℃; for 8h; Inert atmosphere; | 78% |
6-fluoroquinoline
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Stage #1: (R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol With sodium hydride In N,N-dimethyl acetamide; mineral oil at 0℃; for 0.5h; Inert atmosphere; Stage #2: 6-fluoroquinoline In N,N-dimethyl acetamide; mineral oil at 50℃; for 1.5h; Inert atmosphere; | 59% |
5-fluoro phthalazine
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Stage #1: (R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol With sodium hydride In dimethyl amine; mineral oil at 0℃; for 0.5h; Inert atmosphere; Stage #2: 5-fluoro phthalazine In dimethyl amine; mineral oil at 50℃; for 1.5h; | 49% |
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 88 percent / triethyl amine / CH2Cl2 / 2 h / 20 °C 2: 51 percent / PPh3; DIAD / tetrahydrofuran / 24 h 3: 70 percent / TFA / CHCl3 View Scheme |
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
(S)-N-BOC-duloxetine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 88 percent / triethyl amine / CH2Cl2 / 2 h / 20 °C 2: 51 percent / PPh3; DIAD / tetrahydrofuran / 24 h View Scheme |
1-Fluoronaphthalene
oxalic acid
(R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol
(-)-duloxetine oxalate
Conditions | Yield |
---|---|
Stage #1: (R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol With sodium hydride; potassium hexanoate In tetrahydrofuran; dimethyl sulfoxide at 20℃; for 1h; Stage #2: 1-Fluoronaphthalene In tetrahydrofuran; dimethyl sulfoxide at 60℃; for 6h; Stage #3: oxalic acid In isopropyl alcohol Product distribution / selectivity; | n/a |
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