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Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

High Content Natural Extract Swainsonine HACCP manufacturer

Cas:72741-87-8

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

SWAINSONINE

Cas:72741-87-8

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Manufacturer supply CAS 72741-87-8 with best quality

Cas:72741-87-8

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

SWAINSONINE CAS:72741-87-8 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediate

SWAINSONINE CAS:72741-87-8

Cas:72741-87-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

1,2,8-Indolizinetriol,octahydro-, (1S,2R,8R,8aR)-

Cas:72741-87-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

1,2,8-Indolizinetriol,octahydro-, (1S,2R,8R,8aR)-

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

1,2,8-Indolizinetriol,octahydro-, (1S,2R,8R,8aR)-

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

SWAINSONINE

Cas:72741-87-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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Hubei CuiRan Biotechnology Co., Ltd

Hubei 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)

Swainsonine

Cas:72741-87-8

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

shanghai Tauto Biotech Co., Ltd

The quality is guaranteed. If you find the product is wrong compared with COA, we promise 100% refund or change product. COA and HPLC will be shipped out with goods. You can also inform your analysis method and we will follow your analysis me

SWAINSONINE

Cas:72741-87-8

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

swainsonine from locoweed

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Other

inquiry

Sinoway Industrial Co., Ltd.

Why is SINOWAY:1) Specialized in pharmaceutical and healthcare industrial since 19872) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days.4) We have warehouse in USA with quickly shipment . Application:Herbal extr

Hangzhou Dingyan Chem Co., Ltd

Hangzhou Dingyan Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. We could give you: 1.Best quality in your re

Swainsonine

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec Swainsonine S38090 1mg

Cas:72741-87-8

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

SWAINSONINE

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hubei Taiho Chemical Co.,LTD

TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp

Lepidium meyenii

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Chengdu Lemeitian Pharmaceutical Technology Co,. Ltd

1.High quality and competetive price1)We are manufacturer with own lab and factory, can provide high quality products with factory price. 2)Products purity is test by our quality department strictly before sending, and you can also ask the third test

Swainsonine CAS No:72741-87-8

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

1,2,8-Indolizinetriol,octahydro-, (1S,2R,8R,8aR)-

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

1,2,8-Indolizinetriol,octahydro-, (1S,2R,8R,8aR)-

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Chemical intermediate

swainsonine

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

SwainsonineAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Swainsonine

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Best quality with low priceAppearance:White Crystalline Solid Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai

swainsoninefromlocoweed

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

SWAINSONINE

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Asure Biochem CO.,LTD.

*stable and better quality products*efficient and meticulous servicesAppearance:Powder Storage:Store in dry, cool and ventilated place Package:1kg/tin 5kg/tin 25kg/carton Application:Use in healthcare products. Use in food products. Use in Cosmetic p

Swainsonine

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Yuanye Bio-Technology Co., Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:1mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any port

Swainsonine

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

72741-87-8

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

SWAINSONINE

Cas:72741-87-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

HENAN SUNLAKE ENTERPRISE CORPORATION

SWAINSONINE Basic information Product Name: SWAINSONINE Synonyms: SWAINSONINE;SWAINSONINE, SWAINSONA CANESCENS;8-indolizinetriol(1s-(1-alpha,2-alpha,8-beta,8a-beta)

SWAINSONINE

Cas:72741-87-8

Min.Order:100 Kilogram

Negotiable

Type:Trading Company

inquiry

Shanghai Sharing technologies Co., Ltd.

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

sell swainsonine from locoweed

Cas:72741-87-8

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Chengdu Herbpurify Co., Ltd

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

Swainsonine

Cas:72741-87-8

Min.Order:20 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

Acetic acid (1S,2R,8R,8aR)-1,2-diacetoxyoctahydroindolizin-8-yl ester
72741-89-0

Acetic acid (1S,2R,8R,8aR)-1,2-diacetoxyoctahydroindolizin-8-yl ester

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
85624-09-5

(3aR,9R,9aR,9bS)-octahydro-2,2-dimethyl-[1,3]dioxolo[4,5-a]indolizin-9-ol

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
With hydrogenchloride In tetrahydrofuran for 12h; Ambient temperature;96%
With hydrogenchloride; water In tetrahydrofuran at 20℃; for 4h;96%
With hydrogenchloride95%
(1S,2R,8R,8aR)-1,2-(cyclohexylidenedioxy)-8-hydroxyindolizidine
129421-04-1

(1S,2R,8R,8aR)-1,2-(cyclohexylidenedioxy)-8-hydroxyindolizidine

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
With hydrogenchloride at 65 - 70℃; for 0.5h;95%
(1S,2R,8R,8aR)-octahydro-8-hydroxy-1,2-bis(phenylmethoxy)indolizine
130412-86-1

(1S,2R,8R,8aR)-octahydro-8-hydroxy-1,2-bis(phenylmethoxy)indolizine

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
With hydrogen; palladium dichloride In methanol at 20℃; under 760 Torr; for 2h;93%
C14H27NO4Si

C14H27NO4Si

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
253778-10-8

[1S,2R,8R,8aR]-8-Triisopropylsilyloxy-1,2-(isopropylidenedioxy)indolizidine

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
1002754-00-8

3-((2R,3S,4S,5S,6S)-3-azido-6-(benzyloxy)-tetrahydro-4,5-dihydroxy-2H-pyran-2-yl)propyl methanesulfonate

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
162470-36-2

(-)-8-benzyloxy-swainsonine

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
(2S,3R)-3-(tert-butyldimethylsilyloxy)-2-styrylpiperidine

(2S,3R)-3-(tert-butyldimethylsilyloxy)-2-styrylpiperidine

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
94349-19-6

(1S,2R,8R,8aS)-8-(tert-Butyl-dimethyl-silanyloxy)-octahydro-indolizine-1,2-diol

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
1148122-99-9

(3aR,9R,9aS,9bS)-9-(tert-butyldimethylsilyloxy)-2,2-dimethyl-octahydro-[1,3]dioxolo[4,5-a]indolizine

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
With hydrogenchloride; water In tetrahydrofuran at 20℃; for 12h;83%
swainsonine tribenzylate
90706-28-8

swainsonine tribenzylate

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
With cyclohexene; palladium dihydroxide72%
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
117270-04-9

(1S)-(1α,2α,8β,8aβ)-1-acetoxy-2,8-bis<(2,2-dimethylpropanoyl)oxy>octahydroindolizine

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
With methylamine In methanol for 46h;63%
(1S,2R,8R,8aR)-1,2,8-tris(benzyloxy)-1,2,3,5,8,8a-hexahydroindolizine
1579996-95-4

(1S,2R,8R,8aR)-1,2,8-tris(benzyloxy)-1,2,3,5,8,8a-hexahydroindolizine

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
132430-77-4

(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
124-63-0

methanesulfonyl chloride

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
113626-62-3

(2R,3S,4R)-N-benzyl-2-<(1R)-1-benzyloxy-4-hydroxybutanyl>-3,4-bis(benzyloxy)pyrrolidine

methanesulfonyl chloride
124-63-0

methanesulfonyl chloride

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
107080-62-6, 127420-72-8, 98362-03-9

(1S,2R,8R,8aR)-8-hydroxy-1,2-(isopropylidenedioxy)octahydroindolizin-5-one

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
92735-17-6

(3aS,4S,5aR,9aR,9bS)-4-Methoxy-2,2-dimethyl-octahydro-[1,3]dioxolo[4',5':4,5]pyrano[3,2-b]pyridine

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
107794-67-2

Benzoic acid (3aR,9R,9aR,9bS)-2,2-dimethyl-octahydro-[1,3]dioxolo[4,5-a]indolizin-9-yl ester

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
With sodium methylate; trifluoroacetic acid 1.) MeOH, r.t., 2.) H2O, r.t.; Yield given. Multistep reaction;
(3aR,9R,9aR,9bS)-5-Benzyl-9-benzyloxy-2,2-dimethyl-octahydro-[1,3]dioxolo[4,5-a]indolizin-5-ium; chloride

(3aR,9R,9aR,9bS)-5-Benzyl-9-benzyloxy-2,2-dimethyl-octahydro-[1,3]dioxolo[4,5-a]indolizin-5-ium; chloride

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
Yield given. Multistep reaction;
(1S,2R,8R,8aR)-4-Benzyl-1,2,8-tris-benzyloxy-octahydro-indolizinium; chloride
113626-63-4

(1S,2R,8R,8aR)-4-Benzyl-1,2,8-tris-benzyloxy-octahydro-indolizinium; chloride

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
With hydrogenchloride; hydrogen; palladium on activated charcoal In ethanol Yield given;
swainsonine diacetate
72741-88-9

swainsonine diacetate

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
154815-12-0

(3aR,9R,9aR,9bS)-octahydro-2,2-dimethyl-9-(phenylmethoxy)-1,3-dioxolo[4,5-a]indolizine

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
262282-77-9

(8R,8aR)-Octahydro-indolizine-1,2,8-triol

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
914616-18-5

(1R,8R,8aS)-8-(triisopropylsilyloxy)-octahydroindolizin-1-ol

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
262282-76-8

(8R,8aS)-8-Triisopropylsilanyloxy-octahydro-indolizine-1,2-diol

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
914616-14-1

(1R,8R,8aS)-1-hydroxy-8-(triisopropylsilyloxy)-tetrahydroindolizin-3(1H,2H,5H)-one

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
5-(1-hydroxyallyl)-4-((S)-1-(2,4,6-triisopropylphenyl)ethoxy)pyrrolidin-2-one

5-(1-hydroxyallyl)-4-((S)-1-(2,4,6-triisopropylphenyl)ethoxy)pyrrolidin-2-one

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
4-((S)-1-(2,4,6-triisopropylphenyl)ethoxy)-5-((R)-1-(triisopropylsilyloxy)-allyl)-pyrrolidin-2-one

4-((S)-1-(2,4,6-triisopropylphenyl)ethoxy)-5-((R)-1-(triisopropylsilyloxy)-allyl)-pyrrolidin-2-one

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
914616-13-0

(1R,8R,8aS)-1-((S)-1-(2,4,6-triisopropylphenyl)ethoxy)-8-(triisopropylsilyloxy)-8,8a-dihydroindolizin-3(1H,2H,5H)-one

swainsonine
72741-87-8

swainsonine

Conditions
ConditionsYield
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
72741-87-8

swainsonine

swainsonine N-oxide

swainsonine N-oxide

Conditions
ConditionsYield
With dihydrogen peroxide In ethanol at 20 - 60℃; for 20h; Sealed tube;98%
butanoic acid anhydride
106-31-0

butanoic acid anhydride

swainsonine
72741-87-8

swainsonine

1,2,8-tri-O-butyrylswainsonine

1,2,8-tri-O-butyrylswainsonine

Conditions
ConditionsYield
In pyridine at 25℃; for 48h;92%
swainsonine
72741-87-8

swainsonine

aspirin
50-78-2

aspirin

C17H21NO6

C17H21NO6

Conditions
ConditionsYield
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
72741-87-8

swainsonine

1195

1195

(3aR,9R,9aR,9bS)-octahydro-2,2-dimethyl-[1,3]dioxolo[4,5-a]indolizin-9-ol
85624-09-5

(3aR,9R,9aR,9bS)-octahydro-2,2-dimethyl-[1,3]dioxolo[4,5-a]indolizin-9-ol

Conditions
ConditionsYield
With toluene-4-sulfonic acid In acetone at 5℃; for 48h;85%
acetic anhydride
108-24-7

acetic anhydride

swainsonine
72741-87-8

swainsonine

Acetic acid (1S,2R,8R,8aR)-1,2-diacetoxyoctahydroindolizin-8-yl ester
72741-89-0

Acetic acid (1S,2R,8R,8aR)-1,2-diacetoxyoctahydroindolizin-8-yl ester

Conditions
ConditionsYield
In pyridine at 25℃; for 48h;84%
swainsonine
72741-87-8

swainsonine

2,2-dimethoxy-propane
77-76-9

2,2-dimethoxy-propane

(3aR,9R,9aR,9bS)-octahydro-2,2-dimethyl-[1,3]dioxolo[4,5-a]indolizin-9-ol
85624-09-5

(3aR,9R,9aR,9bS)-octahydro-2,2-dimethyl-[1,3]dioxolo[4,5-a]indolizin-9-ol

Conditions
ConditionsYield
With toluene-4-sulfonic acid for 1.25h; Heating;70%
2,2,2-trichloroethyl butyrate
57392-44-6

2,2,2-trichloroethyl butyrate

swainsonine
72741-87-8

swainsonine

A

2-O-butyrylswainsonine

2-O-butyrylswainsonine

B

1,2-di-O-butyrylswainsonine

1,2-di-O-butyrylswainsonine

Conditions
ConditionsYield
With porcine pancreatic lipase In tetrahydrofuran at 37℃; for 16h;A 6%
B 31%
2,2,2-trichloroethyl butyrate
57392-44-6

2,2,2-trichloroethyl butyrate

swainsonine
72741-87-8

swainsonine

2-O-butyrylswainsonine

2-O-butyrylswainsonine

Conditions
ConditionsYield
With subtilisin In pyridine at 45℃; for 72h;25%
swainsonine
72741-87-8

swainsonine

Acetic acid (1S,2R,8R,8aR)-1,2-diacetoxyoctahydroindolizin-8-yl ester
72741-89-0

Acetic acid (1S,2R,8R,8aR)-1,2-diacetoxyoctahydroindolizin-8-yl ester

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