Chengdu Biopurify Phytochemicals 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 Medic
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inquiryGrosvenor Momordica Extract Latin name: Momordica grosvenori Main Contents: Mogroside & Mogroside V Plant Resource: Siraitia grosvenorii Main Specification: 80-98% Mogroside, 25-45% Mogroside V Plant Part Used: Fruit Melting Poi
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inquiryDayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
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inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
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inquirySpecifications Type: Mangosteen Powder, Mangosteen Powder Form: Powder Part: Fruit Extraction Type: Solvent Extraction Packaging: Dr
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inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
China mangosteen extract spirulina exporter α-reverse zirone is an oxygen-hybrid ketone compound extracted from plant mountain bamboo. In addition, α-reverse zirconium comes from the active ingredients of natural mountain bamboo, has t
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inquiry1. 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
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inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
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inquiryWith 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
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inquiryWITH 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
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inquiry1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized
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inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present
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inquiryMangostin CAS: 6147-11-1 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 intermediates,
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inquiryHello, 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
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inquiry1.Free sample(10-20g or enough to detection) and Unconditional assume respons 2.100% Natural porduct, without any synthetize ingredient 3.Manufacturer direct supply, provide OEM, R&D service 4.ISO/HACCP/KOSHER/GMP/FDA 5.Leading plant ex
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inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
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inquiryJ&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
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inquiryWhy Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu
1.high purity 2.consistent quality 3.competitive price 4.fast shipping Binbo Biological Products Co. Ltd., is a professional high-tech enterprise which engaged in Biological products and raw materials. Binbo is engaged in R&D with perfect eq
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inquiryZibo 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
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inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
We are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED
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inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
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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)
Shandong Mopai Biotechnology 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 chemicals. W
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inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
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inquiryα-mangostin
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol for 1h; Concentration; Reagent/catalyst; Solvent; Reflux; | 57.1% |
With potassium hydroxide |
dimethylmangostin
α-mangostin
Conditions | Yield |
---|---|
With 1-thiopropane; sodium hydride In N,N-dimethyl-formamide for 6h; Inert atmosphere; Reflux; | 60% |
With sodium methylate In dimethyl sulfoxide for 6h; Reflux; Inert atmosphere; | 59.8% |
1,3,6-tri-O-acetyl-α-mangostin
α-mangostin
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol for 1h; Concentration; Reagent/catalyst; Solvent; Reflux; | 57.1% |
With potassium hydroxide |
6,8-dihydroxy-2-methoxy-1,7-bis(3-methylbut-2-en-1-yl)-9-oxo-9H-xanthen-3-yl acetate
α-mangostin
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol for 1h; Reflux; | 50.4% |
1,3-dihydroxy-6-O-benzoyl-7-methoxy-2,8-bis(3-methyl-2-butenyl)-9-xanthone
α-mangostin
Conditions | Yield |
---|---|
With sodium hydroxide In water for 1h; Reflux; | 44% |
[4,6-dihydroxy-2-methoxymethoxy-3-(3-methyl-but-2-enyl)-phenyl]-[4,6-dihydroxy-3-methoxy-2-(3-methyl-but-2-enyl)-phenyl]-methanone
α-mangostin
Conditions | Yield |
---|---|
Stage #1: [4,6-dihydroxy-2-methoxymethoxy-3-(3-methyl-but-2-enyl)-phenyl]-[4,6-dihydroxy-3-methoxy-2-(3-methyl-but-2-enyl)-phenyl]-methanone With tetrachloromethane; triphenylphosphine In tetrahydrofuran at 20℃; Stage #2: With silica gel | 43% |
3,6-di-O-benzoyl-α-mangostin
α-mangostin
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol for 1h; Reflux; | 40% |
Conditions | Yield |
---|---|
Multi-step reaction with 14 steps 1.1: 96 percent / NaH / dimethylformamide / 20 °C 2.1: nBuLi 2.2: 89 percent / tetrahydrofuran / 0 °C 3.1: nBuLi 3.2: 95 percent / tetrahydrofuran / 0 °C 4.1: 100 percent / CSA; MeOH / 60 °C 5.1: 100 percent / DMAP; Et3N / dimethylformamide / 20 °C 6.1: 78 percent / DIBAL-H / toluene / -78 °C 7.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 8.1: 65 percent / NaH / CH2Cl2 / 20 °C 9.1: 100 percent / TBAF / tetrahydrofuran / 0 °C 10.1: 98 percent / K2CO3 / dimethylformamide / 20 °C 11.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 12.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 13.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 14.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 14.2: 43 percent / silica gel View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 10 steps 1.1: 84 percent / Br2 / CHCl3 / 20 °C 2.1: 80 percent / K2CO3 / dimethylformamide / 20 °C 3.1: 73 percent / 160 °C 4.1: 87 percent / K2CO3 / dimethylformamide / 20 °C 5.1: 95 percent / OsO4; NaIO4 / H2O; diethyl ether / 20 °C 6.1: 72 percent / nBuLi / tetrahydrofuran / 0 °C 7.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 8.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 9.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 10.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 10.2: 43 percent / silica gel View Scheme |
2,4-dibenzyloxybenzaldehyde
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 12 steps 1.1: mCPBA / CH2Cl2 / 20 °C 2.1: HCl / methanol / 20 °C 3.1: 84 percent / Br2 / CHCl3 / 20 °C 4.1: 80 percent / K2CO3 / dimethylformamide / 20 °C 5.1: 73 percent / 160 °C 6.1: 87 percent / K2CO3 / dimethylformamide / 20 °C 7.1: 95 percent / OsO4; NaIO4 / H2O; diethyl ether / 20 °C 8.1: 72 percent / nBuLi / tetrahydrofuran / 0 °C 9.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 10.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 11.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 12.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 12.2: 43 percent / silica gel View Scheme |
1,3,5-tris(methoxymethoxy)benzene
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 13 steps 1.1: nBuLi 1.2: 89 percent / tetrahydrofuran / 0 °C 2.1: nBuLi 2.2: 95 percent / tetrahydrofuran / 0 °C 3.1: 100 percent / CSA; MeOH / 60 °C 4.1: 100 percent / DMAP; Et3N / dimethylformamide / 20 °C 5.1: 78 percent / DIBAL-H / toluene / -78 °C 6.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 7.1: 65 percent / NaH / CH2Cl2 / 20 °C 8.1: 100 percent / TBAF / tetrahydrofuran / 0 °C 9.1: 98 percent / K2CO3 / dimethylformamide / 20 °C 10.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 11.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 12.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 13.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 13.2: 43 percent / silica gel View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 13 steps 1.1: 96 percent / K2CO3 / dimethylformamide / 20 °C 2.1: mCPBA / CH2Cl2 / 20 °C 3.1: HCl / methanol / 20 °C 4.1: 84 percent / Br2 / CHCl3 / 20 °C 5.1: 80 percent / K2CO3 / dimethylformamide / 20 °C 6.1: 73 percent / 160 °C 7.1: 87 percent / K2CO3 / dimethylformamide / 20 °C 8.1: 95 percent / OsO4; NaIO4 / H2O; diethyl ether / 20 °C 9.1: 72 percent / nBuLi / tetrahydrofuran / 0 °C 10.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 11.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 12.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 13.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 13.2: 43 percent / silica gel View Scheme |
4,6-dihydroxy-2-methoxymethoxy-3-(3-methyl-but-2-enyl)-benzaldehyde
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: 98 percent / K2CO3 / dimethylformamide / 20 °C 2.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 3.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 4.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 5.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 5.2: 43 percent / silica gel View Scheme |
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 11 steps 1.1: HCl / methanol / 20 °C 2.1: 84 percent / Br2 / CHCl3 / 20 °C 3.1: 80 percent / K2CO3 / dimethylformamide / 20 °C 4.1: 73 percent / 160 °C 5.1: 87 percent / K2CO3 / dimethylformamide / 20 °C 6.1: 95 percent / OsO4; NaIO4 / H2O; diethyl ether / 20 °C 7.1: 72 percent / nBuLi / tetrahydrofuran / 0 °C 8.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 9.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 10.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 11.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 11.2: 43 percent / silica gel View Scheme |
1,3,5-tris-methoxymethoxy-2-(3-methyl-but-2-enyl)-benzene
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 12 steps 1.1: nBuLi 1.2: 95 percent / tetrahydrofuran / 0 °C 2.1: 100 percent / CSA; MeOH / 60 °C 3.1: 100 percent / DMAP; Et3N / dimethylformamide / 20 °C 4.1: 78 percent / DIBAL-H / toluene / -78 °C 5.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 6.1: 65 percent / NaH / CH2Cl2 / 20 °C 7.1: 100 percent / TBAF / tetrahydrofuran / 0 °C 8.1: 98 percent / K2CO3 / dimethylformamide / 20 °C 9.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 10.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 11.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 12.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 12.2: 43 percent / silica gel View Scheme |
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 10 steps 1.1: 100 percent / DMAP; Et3N / dimethylformamide / 20 °C 2.1: 78 percent / DIBAL-H / toluene / -78 °C 3.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 4.1: 65 percent / NaH / CH2Cl2 / 20 °C 5.1: 100 percent / TBAF / tetrahydrofuran / 0 °C 6.1: 98 percent / K2CO3 / dimethylformamide / 20 °C 7.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 8.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 9.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 10.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 10.2: 43 percent / silica gel View Scheme |
2,4-bis-benzyloxy-5-bromo-phenol
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1.1: 80 percent / K2CO3 / dimethylformamide / 20 °C 2.1: 73 percent / 160 °C 3.1: 87 percent / K2CO3 / dimethylformamide / 20 °C 4.1: 95 percent / OsO4; NaIO4 / H2O; diethyl ether / 20 °C 5.1: 72 percent / nBuLi / tetrahydrofuran / 0 °C 6.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 7.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 8.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 9.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 9.2: 43 percent / silica gel View Scheme |
1-Allyloxy-2,4-bis-benzyloxy-5-bromo-benzene
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1.1: 73 percent / 160 °C 2.1: 87 percent / K2CO3 / dimethylformamide / 20 °C 3.1: 95 percent / OsO4; NaIO4 / H2O; diethyl ether / 20 °C 4.1: 72 percent / nBuLi / tetrahydrofuran / 0 °C 5.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 6.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 7.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 8.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 8.2: 43 percent / silica gel View Scheme |
(3,5-bis-benzyloxy-2-bromo-6-methoxy-phenyl)-acetaldehyde
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: 72 percent / nBuLi / tetrahydrofuran / 0 °C 2.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 3.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 4.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 5.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 5.2: 43 percent / silica gel View Scheme |
2-allyl-4,6-bis-benzyloxy-3-bromo-phenol
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: 87 percent / K2CO3 / dimethylformamide / 20 °C 2.1: 95 percent / OsO4; NaIO4 / H2O; diethyl ether / 20 °C 3.1: 72 percent / nBuLi / tetrahydrofuran / 0 °C 4.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 5.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 6.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 7.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 7.2: 43 percent / silica gel View Scheme |
3-Allyl-1,5-bis-benzyloxy-2-bromo-4-methoxy-benzene
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: 95 percent / OsO4; NaIO4 / H2O; diethyl ether / 20 °C 2.1: 72 percent / nBuLi / tetrahydrofuran / 0 °C 3.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 4.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 5.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 6.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 6.2: 43 percent / silica gel View Scheme |
2,4,6-tris-methoxymethoxy-3-(3-methyl-but-2-enyl)-benzoic acid ethyl ester
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 11 steps 1.1: 100 percent / CSA; MeOH / 60 °C 2.1: 100 percent / DMAP; Et3N / dimethylformamide / 20 °C 3.1: 78 percent / DIBAL-H / toluene / -78 °C 4.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 5.1: 65 percent / NaH / CH2Cl2 / 20 °C 6.1: 100 percent / TBAF / tetrahydrofuran / 0 °C 7.1: 98 percent / K2CO3 / dimethylformamide / 20 °C 8.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 9.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 10.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 11.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 11.2: 43 percent / silica gel View Scheme |
1,5-Bis-benzyloxy-2-bromo-4-methoxy-3-(3-methyl-but-2-enyl)-benzene
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 2.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 3.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 4.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 4.2: 43 percent / silica gel View Scheme |
4,6-bis-benzyloxy-2-methoxymethoxy-3-(3-methyl-but-2-enyl)-benzaldehyde
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 2.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 3.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 4.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 4.2: 43 percent / silica gel View Scheme |
4,6-bis-(tert-butyl-dimethyl-silanyloxy)-2-hydroxy-3-(3-methyl-but-2-enyl)-benzaldehyde
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: 65 percent / NaH / CH2Cl2 / 20 °C 2.1: 100 percent / TBAF / tetrahydrofuran / 0 °C 3.1: 98 percent / K2CO3 / dimethylformamide / 20 °C 4.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 5.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 6.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 7.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 7.2: 43 percent / silica gel View Scheme |
4,6-bis-(tert-butyl-dimethyl-silanyloxy)-2-methoxymethoxy-3-(3-methyl-but-2-enyl)-benzaldehyde
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: 100 percent / TBAF / tetrahydrofuran / 0 °C 2.1: 98 percent / K2CO3 / dimethylformamide / 20 °C 3.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 4.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 5.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 6.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 6.2: 43 percent / silica gel View Scheme |
[2,4,6-tris-(tert-butyl-dimethyl-silanyloxy)-3-(3-methyl-but-2-enyl)-phenyl]-methanol
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 2.1: 65 percent / NaH / CH2Cl2 / 20 °C 3.1: 100 percent / TBAF / tetrahydrofuran / 0 °C 4.1: 98 percent / K2CO3 / dimethylformamide / 20 °C 5.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 6.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 7.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 8.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 8.2: 43 percent / silica gel View Scheme |
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1.1: 78 percent / DIBAL-H / toluene / -78 °C 2.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 3.1: 65 percent / NaH / CH2Cl2 / 20 °C 4.1: 100 percent / TBAF / tetrahydrofuran / 0 °C 5.1: 98 percent / K2CO3 / dimethylformamide / 20 °C 6.1: 49 percent / sBuLi / tetrahydrofuran / -78 °C 7.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 8.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 9.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 9.2: 43 percent / silica gel View Scheme |
[4,6-bis-benzyloxy-2-methoxymethoxy-3-(3-methyl-but-2-enyl)-phenyl]-[4,6-bis-benzyloxy-3-methoxy-2-(3-methyl-but-2-enyl)-phenyl]-methanone
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 2.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 2.2: 43 percent / silica gel View Scheme |
[4,6-bis-benzyloxy-2-methoxymethoxy-3-(3-methyl-but-2-enyl)-phenyl]-[4,6-bis-benzyloxy-3-methoxy-2-(3-methyl-but-2-enyl)-phenyl]-methanol
α-mangostin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: 76 percent / IBX / toluene; dimethylsulfoxide / 20 °C 2.1: 63 percent / HCO2NH4 / Pd/C / acetone / 20 °C 3.1: PPh3; CCl4 / tetrahydrofuran / 20 °C 3.2: 43 percent / silica gel View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: pyridine / 2 h / 100 °C 2: POCl3/Py / Ambient temperature 3: 5percent methanolic KOH View Scheme |
α-mangostin
1,3,6-trihydroxy-2,8-diisopentyl-7-methoxy-9H-xanthene-9-one
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen In methanol for 12h; | 99% |
With palladium 10% on activated carbon; hydrogen In methanol for 12h; | 99% |
With palladium on activated charcoal; hydrogen In methanol for 6h; | 98% |
α-mangostin
acetic anhydride
6,8-dihydroxy-2-methoxy-1,7-bis(3-methylbut-2-en-1-yl)-9-oxo-9H-xanthen-3-yl acetate
Conditions | Yield |
---|---|
With triethylamine In toluene at 20℃; for 2h; | 99% |
With potassium carbonate In N,N-dimethyl-formamide at 40℃; for 3.5h; | 47.3% |
Conditions | Yield |
---|---|
In benzene Mannich Aminomethylation; Reflux; | 94% |
α-mangostin
3,4-dihydro-5,9-dihydroxy-8-methoxy-2,2-dimethyl-7-(3-methyl-2-butenyl)-2H,6H-pyrano[3,2-b]xanthen-6-one
Conditions | Yield |
---|---|
With polyphosphoric acid; air In N,N-dimethyl-formamide at 130℃; for 2h; | 91% |
With toluene-4-sulfonic acid In benzene Reflux; | 70% |
With toluene-4-sulfonic acid In benzene Reflux; | 70% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 24h; Reflux; | 89% |
With potassium carbonate In acetone for 20h; Reflux; | 75% |
Conditions | Yield |
---|---|
With triethylamine In acetonitrile at 85℃; for 5h; | 87% |
Conditions | Yield |
---|---|
With caesium carbonate In acetonitrile at 20℃; | 85.3% |
α-mangostin
9-hydroxycalabaxanthone
Conditions | Yield |
---|---|
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In toluene at 40℃; for 5h; | 85% |
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In toluene at 40℃; for 5h; | 85% |
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In benzene at 80℃; for 3h; | 82% |
α-mangostin
acetic anhydride
A
6,8-dihydroxy-2-methoxy-1,7-bis(3-methylbut-2-en-1-yl)-9-oxo-9H-xanthen-3-yl acetate
B
1,3,6-tri-O-acetyl-α-mangostin
Conditions | Yield |
---|---|
With pyridine at 70℃; for 2h; | A 84.3% B 12.4% |
With dmap In dichloromethane at 20℃; for 24h; Cooling; |
Conditions | Yield |
---|---|
With triethylamine In acetonitrile at 85℃; for 5h; | 83% |
α-mangostin
acetic anhydride
B
6,8-dihydroxy-2-methoxy-1,7-bis(3-methylbut-2-en-1-yl)-9-oxo-9H-xanthen-3-yl acetate
Conditions | Yield |
---|---|
With pyridine at 60℃; for 1h; | A 11% B 81% |
α-mangostin
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 24h; Reflux; | 81% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 24h; Reflux; | 80% |
With potassium carbonate In acetone at 40℃; for 4h; |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 60 - 65℃; for 24h; | 80% |
With potassium carbonate In acetone at 40℃; for 4h; |
α-mangostin
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 24h; Reflux; | 78% |
α-mangostin
Conditions | Yield |
---|---|
With osmium(VIII) oxide; 4-methylmorpholine N-oxide In water; acetone; tert-butyl alcohol at 20℃; for 24h; | A 12% B 10% C 78% |
With osmium(VIII) oxide; water; 4-methylmorpholine N-oxide In acetone; tert-butyl alcohol at 20℃; for 24h; | A 12% B 10% C 78% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 65℃; for 24h; | 78% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 24h; Reflux; | 76.5% |
With potassium carbonate In acetone for 24h; Reflux; | |
With potassium carbonate In acetone for 24h; Reflux; |
Conditions | Yield |
---|---|
Stage #1: 1,4-dibromo-butane; α-mangostin With potassium carbonate In acetone for 24h; Reflux; Stage #2: 4-hydroxybenzenesulphonamide | 76.5% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 20℃; for 24h; | 76% |
With potassium carbonate In acetone at 65℃; for 12h; | 15% |
With potassium carbonate In acetone at 40℃; for 4h; |
Conditions | Yield |
---|---|
With potassium carbonate In dichloromethane at 20℃; for 24h; | 76% |
Conditions | Yield |
---|---|
In benzene Mannich Aminomethylation; Reflux; | 75% |
Conditions | Yield |
---|---|
Stage #1: α-mangostin; allyl bromide With potassium carbonate In acetone at 65℃; for 24h; Stage #2: With palladium on activated charcoal; hydrogen In methanol at 20℃; | 75% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 60 - 65℃; for 24h; | 75% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 24h; Reflux; | 73% |
Conditions | Yield |
---|---|
In benzene at 20℃; for 0.75h; Mannich Aminomethylation; | 73% |
α-mangostin
A
3,4-dihydro-5,9-dihydroxy-8-methoxy-2,2-dimethyl-7-(3-methyl-2-butenyl)-2H,6H-pyrano[3,2-b]xanthen-6-one
B
1-isomangostin
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In benzene for 0.5h; Reflux; Dean-Stark; | A 65% B 15% |
α-mangostin
A
1-isomangostin hydrate
B
3,4-dihydro-5,9-dihydroxy-8-methoxy-2,2-dimethyl-7-(3-methyl-2-butenyl)-2H,6H-pyrano[3,2-b]xanthen-6-one
Conditions | Yield |
---|---|
With sulfuric acid In toluene at 40℃; for 4h; Inert atmosphere; Molecular sieve; | A 63% B 29% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 24h; Reflux; | 62% |
With potassium carbonate In acetone for 24h; Reflux; | 62% |
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