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inquiryHubei CuiRan Biotechnology Co., Ltd is a leading company in the research, development, manufacture and marketing of High Quality Phytochemicals and Extracts(especially Active Ingredients from Traditional Chinese Medicine,Traditional Chinese Medicine)
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SwainsonineAppearance: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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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
SWAINSONINE Basic information Product Name: SWAINSONINE Synonyms: SWAINSONINE;SWAINSONINE, SWAINSONA CANESCENS;8-indolizinetriol(1s-(1-alpha,2-alpha,8-beta,8a-beta)
compitive price Appearance:white crystaline powder Storage:room temprature, tightly closed, protected from humidity Package:1kg/bag,5kg/drum,25kg/drum Application:APIs and advanced intermediates Transportation:shipping bu express Port:Shanghai
1.Purification of platform in separation of natural products 2.Heb reference substance supply center 3.Process Development Engineering Center for products 4.High purity&competitive price&good service. Appearance:white crystalline p
Acetic acid (1S,2R,8R,8aR)-1,2-diacetoxyoctahydroindolizin-8-yl ester
swainsonine
Conditions | Yield |
---|---|
With potassium carbonate In methanol at 20℃; Hydrolysis; | 100% |
With Amberlite IRA-402 In methanol for 18h; | 97% |
With Amberlite IRA-401(OH) In methanol at 20℃; for 2h; | 96% |
(3aR,9R,9aR,9bS)-octahydro-2,2-dimethyl-[1,3]dioxolo[4,5-a]indolizin-9-ol
swainsonine
Conditions | Yield |
---|---|
With hydrogenchloride In tetrahydrofuran for 12h; Ambient temperature; | 96% |
With hydrogenchloride; water In tetrahydrofuran at 20℃; for 4h; | 96% |
With hydrogenchloride | 95% |
(1S,2R,8R,8aR)-1,2-(cyclohexylidenedioxy)-8-hydroxyindolizidine
swainsonine
Conditions | Yield |
---|---|
With hydrogenchloride at 65 - 70℃; for 0.5h; | 95% |
(1S,2R,8R,8aR)-octahydro-8-hydroxy-1,2-bis(phenylmethoxy)indolizine
swainsonine
Conditions | Yield |
---|---|
With hydrogen; palladium dichloride In methanol at 20℃; under 760 Torr; for 2h; | 93% |
swainsonine
Conditions | Yield |
---|---|
Stage #1: C14H27NO4Si With hydrogenchloride In methanol at 20℃; for 3h; Stage #2: With lithium aluminium tetrahydride In tetrahydrofuran for 8h; Reflux; | 90% |
[1S,2R,8R,8aR]-8-Triisopropylsilyloxy-1,2-(isopropylidenedioxy)indolizidine
swainsonine
Conditions | Yield |
---|---|
With hydrogenchloride; water In tetrahydrofuran at 20℃; for 14h; Hydrolysis; | 88% |
3-((2R,3S,4S,5S,6S)-3-azido-6-(benzyloxy)-tetrahydro-4,5-dihydroxy-2H-pyran-2-yl)propyl methanesulfonate
swainsonine
Conditions | Yield |
---|---|
With hydrogen; palladium dihydroxide In ethanol at 20℃; under 5171.62 Torr; for 72h; | 86% |
With hydrogen; palladium dihydroxide In ethanol at 20℃; under 5171.48 Torr; |
(-)-8-benzyloxy-swainsonine
swainsonine
Conditions | Yield |
---|---|
Stage #1: (-)-8-benzyloxy-swainsonine With hydrogen; palladium dichloride In methanol at 20℃; under 760.051 Torr; for 1h; Stage #2: In water | 85% |
Multi-step reaction with 3 steps 1: 60 mg / p-toluenesulfonic acid / CH2Cl2 / 3 h / 20 °C 2: 100 percent / H2; palladium(II) chloride / methanol / 0.5 h / 20 °C 3: 94.3 percent / hydrochloric acid / H2O; tetrahydrofuran / 20 h / 20 °C View Scheme |
swainsonine
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 20℃; for 5h; | 85% |
(1S,2R,8R,8aS)-8-(tert-Butyl-dimethyl-silanyloxy)-octahydro-indolizine-1,2-diol
swainsonine
Conditions | Yield |
---|---|
With Dowex 50W-X8 In methanol for 24h; | 84% |
(3aR,9R,9aS,9bS)-9-(tert-butyldimethylsilyloxy)-2,2-dimethyl-octahydro-[1,3]dioxolo[4,5-a]indolizine
swainsonine
Conditions | Yield |
---|---|
With hydrogenchloride; water In tetrahydrofuran at 20℃; for 12h; | 83% |
swainsonine tribenzylate
swainsonine
Conditions | Yield |
---|---|
With cyclohexene; palladium dihydroxide | 72% |
With cyclohexene; palladium dihydroxide In ethanol for 44h; Heating; | 72% |
(1S)-(1α,2α,8β,8aβ)-1-acetoxy-2,8-bis<(2,2-dimethylpropanoyl)oxy>octahydroindolizine
swainsonine
Conditions | Yield |
---|---|
With methylamine In methanol for 46h; | 63% |
(1S,2R,8R,8aR)-1,2,8-tris(benzyloxy)-1,2,3,5,8,8a-hexahydroindolizine
swainsonine
Conditions | Yield |
---|---|
Stage #1: (1S,2R,8R,8aR)-1,2,8-tris(benzyloxy)-1,2,3,5,8,8a-hexahydroindolizine With hydrogenchloride; 10 wt% Pd(OH)2 on carbon; hydrogen In methanol; water at 20℃; under 760.051 Torr; for 48h; Inert atmosphere; Stage #2: In methanol; water | 62% |
(R)-4-((3aS,4R,6aR)-5-Benzyl-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyrrol-4-yl)-4-benzyloxy-butan-1-ol
methanesulfonyl chloride
swainsonine
Conditions | Yield |
---|---|
With hydrogenchloride; hydrogen; triethylamine; palladium on activated charcoal 1.) CH2Cl2, RT, 16h, 2.) EtOH, MeOH, 1 atm, RT, 6h; Yield given. Multistep reaction; |
(2R,3S,4R)-N-benzyl-2-<(1R)-1-benzyloxy-4-hydroxybutanyl>-3,4-bis(benzyloxy)pyrrolidine
methanesulfonyl chloride
swainsonine
Conditions | Yield |
---|---|
With hydrogenchloride; hydrogen; triethylamine; palladium on activated charcoal 1.) CH2Cl2, RT, 16h, 2.) EtOH, MeOH, 1 atm, RT, 6h; Yield given. Multistep reaction; |
(1S,2R,8R,8aR)-8-hydroxy-1,2-(isopropylidenedioxy)octahydroindolizin-5-one
swainsonine
Conditions | Yield |
---|---|
With dimethylsulfide; borane; trifluoroacetic acid Yield given. Multistep reaction; | |
Multi-step reaction with 2 steps 1: 94 percent / borane-methyl sulfide complex / tetrahydrofuran / 0 deg C, 30 min, room temperature, 2 h 2: 96 percent / conc. HCl / tetrahydrofuran / 12 h / Ambient temperature View Scheme | |
Multi-step reaction with 2 steps 1: 60 percent / NaBH4 / ethanol; tetrahydrofuran / Heating 2: 75 percent / 6N HCl / tetrahydrofuran / Ambient temperature View Scheme |
(3aS,4S,5aR,9aR,9bS)-4-Methoxy-2,2-dimethyl-octahydro-[1,3]dioxolo[4',5':4,5]pyrano[3,2-b]pyridine
swainsonine
Conditions | Yield |
---|---|
With boron trichloride; sodium cyanoborohydride 1.) -78 deg C, 1.5 h, CHCl3; RT, 16 h, CHCl3, 2.) MeOH/H2O(1:1), pH=(6-7) (with 0.1 mol/l hydrochloric acid), RT, 24 h; Yield given. Multistep reaction; |
Benzoic acid (3aR,9R,9aR,9bS)-2,2-dimethyl-octahydro-[1,3]dioxolo[4,5-a]indolizin-9-yl ester
swainsonine
Conditions | Yield |
---|---|
With sodium methylate; trifluoroacetic acid 1.) MeOH, r.t., 2.) H2O, r.t.; Yield given. Multistep reaction; |
swainsonine
Conditions | Yield |
---|---|
Yield given. Multistep reaction; |
(1S,2R,8R,8aR)-4-Benzyl-1,2,8-tris-benzyloxy-octahydro-indolizinium; chloride
swainsonine
Conditions | Yield |
---|---|
With hydrogenchloride; hydrogen; palladium on activated charcoal In ethanol Yield given; |
swainsonine diacetate
swainsonine
Conditions | Yield |
---|---|
With hydrogenchloride In tetrahydrofuran at 25℃; for 24h; | 10 mg |
(3aR,9R,9aR,9bS)-octahydro-2,2-dimethyl-9-(phenylmethoxy)-1,3-dioxolo[4,5-a]indolizine
swainsonine
Conditions | Yield |
---|---|
Stage #1: (3aR,9R,9aR,9bS)-octahydro-2,2-dimethyl-9-(phenylmethoxy)-1,3-dioxolo[4,5-a]indolizine With hydrogen; palladium dichloride Stage #2: With hydrogenchloride | |
Multi-step reaction with 2 steps 1: 100 percent / H2; palladium(II) chloride / methanol / 0.5 h / 20 °C 2: 94.3 percent / hydrochloric acid / H2O; tetrahydrofuran / 20 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: HCOOH / Pd/C / methanol / 2 h 2: 39 mg / 6N HCl / tetrahydrofuran / 2 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: 86 percent / H2 / PdCl2 / methanol / 0.5 h 2: 66 percent / 2 N aq. HCl / tetrahydrofuran / 14 h / Ambient temperature View Scheme |
(8R,8aR)-Octahydro-indolizine-1,2,8-triol
swainsonine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 143 mg / DMAP / CH2Cl2; pyridine / 48 h 2: 97 percent / amberlite IRA-402 / methanol / 18 h View Scheme |
(1R,8R,8aS)-8-(triisopropylsilyloxy)-octahydroindolizin-1-ol
swainsonine
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: Martin sulfurane / diethyl ether / 0.5 h / 0 °C 2: AD-mix-α; methylsulfonamide / 2-methyl-propan-2-ol; H2O / 216 h / 4 °C 3: TBAF / tetrahydrofuran / 27 h / 20 °C 4: 143 mg / DMAP / CH2Cl2; pyridine / 48 h 5: 97 percent / amberlite IRA-402 / methanol / 18 h View Scheme |
(8R,8aS)-8-Triisopropylsilanyloxy-octahydro-indolizine-1,2-diol
swainsonine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: TBAF / tetrahydrofuran / 27 h / 20 °C 2: 143 mg / DMAP / CH2Cl2; pyridine / 48 h 3: 97 percent / amberlite IRA-402 / methanol / 18 h View Scheme |
(1R,8R,8aS)-1-hydroxy-8-(triisopropylsilyloxy)-tetrahydroindolizin-3(1H,2H,5H)-one
swainsonine
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: LiAlH4 / tetrahydrofuran / 1.3 h / Heating 1.2: 92 percent / aq.NaOH; water / 20 °C 2.1: Martin sulfurane / diethyl ether / 0.5 h / 0 °C 3.1: AD-mix-α; methylsulfonamide / 2-methyl-propan-2-ol; H2O / 216 h / 4 °C 4.1: TBAF / tetrahydrofuran / 27 h / 20 °C 5.1: 143 mg / DMAP / CH2Cl2; pyridine / 48 h 6.1: 97 percent / amberlite IRA-402 / methanol / 18 h View Scheme |
swainsonine
Conditions | Yield |
---|---|
Multi-step reaction with 11 steps 1.1: i-Pr2NEt / CH2Cl2 / 1 h 1.2: 81 percent / AcOH / tetrahydrofuran; H2O 2.1: 95 percent / n-Bu4N; H2SO4 / CH2Cl2; aq. NaOH / 20 °C 3.1: 84 percent / Grubbs II catalyst / CH2Cl2 / 3 h / Heating 4.1: 87 percent / H2 / Pd/C / ethyl acetate / 2.5 h / 20 °C 5.1: 97 percent / TFA / CH2Cl2 / 20 °C 6.1: LiAlH4 / tetrahydrofuran / 1.3 h / Heating 6.2: 92 percent / aq.NaOH; water / 20 °C 7.1: Martin sulfurane / diethyl ether / 0.5 h / 0 °C 8.1: AD-mix-α; methylsulfonamide / 2-methyl-propan-2-ol; H2O / 216 h / 4 °C 9.1: TBAF / tetrahydrofuran / 27 h / 20 °C 10.1: 143 mg / DMAP / CH2Cl2; pyridine / 48 h 11.1: 97 percent / amberlite IRA-402 / methanol / 18 h View Scheme |
swainsonine
Conditions | Yield |
---|---|
Multi-step reaction with 10 steps 1.1: 95 percent / n-Bu4N; H2SO4 / CH2Cl2; aq. NaOH / 20 °C 2.1: 84 percent / Grubbs II catalyst / CH2Cl2 / 3 h / Heating 3.1: 87 percent / H2 / Pd/C / ethyl acetate / 2.5 h / 20 °C 4.1: 97 percent / TFA / CH2Cl2 / 20 °C 5.1: LiAlH4 / tetrahydrofuran / 1.3 h / Heating 5.2: 92 percent / aq.NaOH; water / 20 °C 6.1: Martin sulfurane / diethyl ether / 0.5 h / 0 °C 7.1: AD-mix-α; methylsulfonamide / 2-methyl-propan-2-ol; H2O / 216 h / 4 °C 8.1: TBAF / tetrahydrofuran / 27 h / 20 °C 9.1: 143 mg / DMAP / CH2Cl2; pyridine / 48 h 10.1: 97 percent / amberlite IRA-402 / methanol / 18 h View Scheme |
(1R,8R,8aS)-1-((S)-1-(2,4,6-triisopropylphenyl)ethoxy)-8-(triisopropylsilyloxy)-8,8a-dihydroindolizin-3(1H,2H,5H)-one
swainsonine
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1.1: 87 percent / H2 / Pd/C / ethyl acetate / 2.5 h / 20 °C 2.1: 97 percent / TFA / CH2Cl2 / 20 °C 3.1: LiAlH4 / tetrahydrofuran / 1.3 h / Heating 3.2: 92 percent / aq.NaOH; water / 20 °C 4.1: Martin sulfurane / diethyl ether / 0.5 h / 0 °C 5.1: AD-mix-α; methylsulfonamide / 2-methyl-propan-2-ol; H2O / 216 h / 4 °C 6.1: TBAF / tetrahydrofuran / 27 h / 20 °C 7.1: 143 mg / DMAP / CH2Cl2; pyridine / 48 h 8.1: 97 percent / amberlite IRA-402 / methanol / 18 h View Scheme |
swainsonine
Conditions | Yield |
---|---|
With dihydrogen peroxide In ethanol at 20 - 60℃; for 20h; Sealed tube; | 98% |
Conditions | Yield |
---|---|
In pyridine at 25℃; for 48h; | 92% |
Conditions | Yield |
---|---|
Stage #1: aspirin With thionyl chloride; N,N-dimethyl-formamide at 25℃; for 1h; Cooling with ice; Stage #2: swainsonine at 25℃; for 10h; Time; | 88.2% |
swainsonine
(3aR,9R,9aR,9bS)-octahydro-2,2-dimethyl-[1,3]dioxolo[4,5-a]indolizin-9-ol
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In acetone at 5℃; for 48h; | 85% |
acetic anhydride
swainsonine
Acetic acid (1S,2R,8R,8aR)-1,2-diacetoxyoctahydroindolizin-8-yl ester
Conditions | Yield |
---|---|
In pyridine at 25℃; for 48h; | 84% |
swainsonine
2,2-dimethoxy-propane
(3aR,9R,9aR,9bS)-octahydro-2,2-dimethyl-[1,3]dioxolo[4,5-a]indolizin-9-ol
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid for 1.25h; Heating; | 70% |
2,2,2-trichloroethyl butyrate
swainsonine
Conditions | Yield |
---|---|
With porcine pancreatic lipase In tetrahydrofuran at 37℃; for 16h; | A 6% B 31% |
Conditions | Yield |
---|---|
With subtilisin In pyridine at 45℃; for 72h; | 25% |
swainsonine
Acetic acid (1S,2R,8R,8aR)-1,2-diacetoxyoctahydroindolizin-8-yl ester
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