DayangChem 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
Cas:518-28-5
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryAssay: Podophyllotoxin 98%; Produced by order; Appearance:White powder Storage:Please keep the product in cool, dry environment and keep in dark place, and seal well. Package:25kg/drum Application:Anti-virus Port:Beijing/Shanghai/Shenzhen/Hangzhou
Cas:518-28-5
Min.Order:25 Kilogram
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Type:Trading Company
inquiryItems Standard Result Assay 98%min ----------------------------------------------------------------------------------------------
Cas:518-28-5
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
Type:Manufacturers
inquirySpecifications Type: Herbal Extract Variety: Podophyllotoxin Form: Powder Part: Root Extraction Type: Solvent Extraction
Cas:518-28-5
Min.Order:1 Kilogram
FOB Price: $400.0 / 500.0
Type:Other
inquiryWe can provide GMP validation service that complies with SFDA, FDA, WHO and EU EMPA.Excellent registration team could help us easlily to register our products in different countries.If you and your customer are interested in some products or need C
Cas:518-28-5
Min.Order:1 Gram
Negotiable
Type:Manufacturers
inquiryT he company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality service Appearance:White
Cas:518-28-5
Min.Order:1 Gram
Negotiable
Type:Manufacturers
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
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
Cas:518-28-5
Min.Order:1 Gram
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Type:Manufacturers
inquiryShanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
Cas:518-28-5
Min.Order:1 Kilogram
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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
Cas:518-28-5
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryPodophyllotoxin (abbreviated as PPT), otherwise known as podofilox, is a non-alkaloid toxin lignan extracted from the roots and rhizomes of Podophyllum species.Under the trade names Condylox, a gel, and Wartec, a solution or cream, it is used on th
Cas:518-28-5
Min.Order:1 Kilogram
FOB Price: $1.0 / 2.0
Type:Trading Company
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
Cas:518-28-5
Min.Order:1 Kilogram
FOB Price: $3.0 / 10.0
Type:Trading Company
inquiryOur company was built in 2009 with an ISO certificate.In the past 6 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
Cas:518-28-5
Min.Order:1 Metric Ton
FOB Price: $500.0
Type:Lab/Research institutions
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
Cas:518-28-5
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Advantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&
Cas:518-28-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryOur Adwantage: 1.We have stock so we can delivery quickly at the very day when receive the payment. 2.Best price, first class service, high successful delivery rate. A discount would be given when you make a large order. 3.High quality gua
Cas:518-28-5
Min.Order:10 Gram
Negotiable
Type:Other
inquiryHanways chempharm is a specialized company concentrating on the R&D, production, marketing and technical service of APIs and pharmaceutical intermediates. The marketing department is located in Wuhan. We have two GMP facilities in Hubei Pr
Cas:518-28-5
Min.Order:1 Kilogram
FOB Price: $200.0 / 400.0
Type:Trading Company
inquiryWe are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery
Cas:518-28-5
Min.Order:10 Gram
FOB Price: $0.6
Type:Trading Company
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 prese
Cas:518-28-5
Min.Order:5 Gram
FOB Price: $100.0 / 600.0
Type:Trading Company
inquiryPodophyllotoxin CAS:518-28-5 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 intermediat
Cas:518-28-5
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:518-28-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Detail Minimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,
Cas:518-28-5
Min.Order:20 Metric Ton
Negotiable
Type:Trading Company
inquiryHenan 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
Product Name: Podophyllotoxin Synonyms: Condyline;(5R,5aR,8aR,9R)-5,8,8a,9-Tetrahydro-9-hydroxy-5-(3,4,5-triMethoxyphenyl)-furo(3',4':6,7)naphtho[2,3-d]-1,3-dioxol-6(5aH);(5R,5aR,8aR,9R)-9-hydroxy-5-(3,4,5-triMethoxyphenyl)-5,5a,8a,9-tet
Cas:518-28-5
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryChengdu 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
Cas:518-28-5
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
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
Cas:518-28-5
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:518-28-5
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:518-28-5
Min.Order:1 Gram
FOB Price: $1.0
Type:Lab/Research institutions
inquirypodofilox
Conditions | Yield |
---|---|
With L-Selectride In tetrahydrofuran at -78℃; for 0.25h; | 93% |
With L-Selectride In tetrahydrofuran at -78℃; for 1.5h; Inert atmosphere; | 87% |
With lithium tri-t-butoxyaluminum hydride In diethyl ether at -78 - 20℃; for 18h; optical yield given as %de; diastereoselective reaction; | 79% |
With L-Selectride In tetrahydrofuran at -78℃; for 2h; Inert atmosphere; | 70% |
(5R,6R,7R,8R)-methyl 8-hydroxy-7-(hydroxymethyl)-5-(3,4,5-trimethoxyphenyl)-5,6,7,8-tetrahydronaphtho[2,3-d][1,3]dioxole-6-carboxylate
podofilox
Conditions | Yield |
---|---|
With 4 A molecular sieve; zinc(II) chloride In tetrahydrofuran at 64℃; for 2.5h; | 85% |
With molecular sieve; zinc(II) chloride In tetrahydrofuran | 75% |
With 4 A molecular sieve; zinc(II) chloride In tetrahydrofuran for 2.5h; Heating; Yield given; |
(1R,2R,3R,4R)-4-O-(2'-trimethylsilylethoxy)methylpodophyllotoxin
podofilox
Conditions | Yield |
---|---|
With ethanethiol; magnesium bromide In diethyl ether; benzene at 0 - 20℃; for 11h; SEM deprotection; | 81% |
(5R,5aR,8aR,9R)-9-((tert-butyldimethylsilyl)oxy)-5-(3,4,5-trimethoxyphenyl)-5,8,8a,9-tetrahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6(5aH)-one
podofilox
Conditions | Yield |
---|---|
With triethylamine hydrofluoride In acetonitrile for 72h; Ambient temperature; | 79% |
With tetrabutyl ammonium fluoride; acetic acid In tetrahydrofuran at 0℃; for 2h; Inert atmosphere; | 54% |
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; | A 45% B 9% C n/a D n/a |
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; optical yield given as %de; | A 45% B 9% C n/a D n/a |
Conditions | Yield |
---|---|
With trifluoroacetic acid In tetrahydrofuran; water at 0 - 25℃; for 27h; Inert atmosphere; | A 33% B 43% |
With trifluoroacetic acid In tetrahydrofuran; water at 0 - 20℃; for 24h; Overall yield = 76 %; Overall yield = 43 mg; |
cyclobutanone
A
7α-(1-hydroxycyclobutyl)epi-podophyllotoxin
C
podofilox
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; | A 40% B n/a C n/a |
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; optical yield given as %de; | A 40% B 7% C n/a D n/a |
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; optical yield given as %de; | A 40% B 8% C n/a D n/a |
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; optical yield given as %de; | A 38% B 15% C n/a D n/a |
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; | A 38% B 9% C n/a D n/a |
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; optical yield given as %de; | A 35% B 5% C n/a D n/a |
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; optical yield given as %de; | A 30% B 20% C n/a D n/a |
Conditions | Yield |
---|---|
Stage #1: acetaldehyde; podophyllotoxone With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; Stage #2: 2,2-dimethoxy-propane With chloro-trimethyl-silane In acetone for 0.0833333h; Inert atmosphere; | A 15% B 30% C n/a D n/a |
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; | A 30% B 8% C n/a D n/a |
1-(3,4-dimethoxyphenyl)ethanone
A
7α-[(1R)-1-hydroxy-1-(3,4-dimethoxyphenyl)ethyl]epi-podophyllotoxin
C
podofilox
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; | A 30% B n/a C n/a |
Conditions | Yield |
---|---|
With titanium tetrachloride; zinc In tetrahydrofuran at -20 - -10℃; for 4h; McMurry reaction; Inert atmosphere; | A 15% B n/a C n/a |
Conditions | Yield |
---|---|
In dimethyl sulfoxide for 72h; Forsythia intermedia; Yields of byproduct given; | A 6% B n/a |
podophyllotoxin-7′-O-β-D-glucopyranoside
podofilox
Conditions | Yield |
---|---|
With emulsin-substance |
Conditions | Yield |
---|---|
With methanol; diethyl ether; acetone | |
In methanol; diethyl ether; acetone for 24h; Ambient temperature; | 20 mg |
podophyllotoxinyl acetate
A
(5aR,8aS,9R)-9-(3,4,5-trimethoxyphenyl)-5a,6,8a,9-tetrahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxole-5,8-dione
C
podofilox
Conditions | Yield |
---|---|
In dimethyl sulfoxide for 72h; Forsythia intermedia; Yield given. Yields of byproduct given; |
Conditions | Yield |
---|---|
In dimethyl sulfoxide for 72h; Forsythia intermedia; Yield given. Yields of byproduct given; |
podofilox
Conditions | Yield |
---|---|
With aspergillus niger sp In ethanol for 72h; | |
Multi-step reaction with 3 steps 1: N-Bromosuccinimide / 1,4-dioxane / 0.33 h / 20 °C / Inert atmosphere; Schlenk technique; Irradiation 2: dipyridinium dichromate / dichloromethane / 1 h / 0 - 20 °C / Inert atmosphere 3: L-Selectride / tetrahydrofuran / 1.5 h / -78 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1: chromium(VI) oxide; 3,5-dimethyl-1H-pyrazole / dichloromethane / 2 h / 0 °C 2: L-Selectride / tetrahydrofuran / 0.25 h / -78 °C View Scheme |
Conditions | Yield |
---|---|
With zinc(II) tetrahydroborate In diethyl ether; benzene for 3.5h; Product distribution; Ambient temperature; different reducing agents, solvents, reaction temperatures and times; | |
With zinc(II) tetrahydroborate In diethyl ether; benzene for 3.5h; Ambient temperature; Yield given. Yields of byproduct given; |
9-Chloro-9-desoxypodophyllotoxin
A
4β-azido-4-deoxypodophyllotoxin
B
4'-O-trimethyl-4-azido-4-desoxypodophyllotoxin
C
epipodophyllotoxin
D
podofilox
Conditions | Yield |
---|---|
With sodium azide In water; acetone at 50℃; for 5h; Yield given. Yields of byproduct given; |
podofilox
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate; mercury(II) oxide for 28h; Yield given; |
Conditions | Yield |
---|---|
In benzene at 50℃; for 46h; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
In water for 1.5h; Reflux; | 100% |
podofilox
2’-chloropodophyllotoxin
Conditions | Yield |
---|---|
With N-chloro-succinimide; 2,2,6,6-tetramethylpiperidin-1-oxoammonium trifluoromethanesulfonate In chloroform at 25℃; for 12h; Reagent/catalyst; Schlenk technique; | 99% |
With N-chloro-succinimide In N,N-dimethyl-formamide at 0 - 20℃; for 20h; | 85% |
With N-chloro-succinimide at 0 - 20℃; for 24h; | 85% |
tert-butyldimethylsilyl chloride
podofilox
(5R,5aR,8aR,9R)-9-((tert-butyldimethylsilyl)oxy)-5-(3,4,5-trimethoxyphenyl)-5,8,8a,9-tetrahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6(5aH)-one
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide | 98% |
With 1H-imidazole | 90% |
With 1H-imidazole In N,N-dimethyl-formamide | 90% |
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 2h; Esterification; | 98% |
trans-ximenynic acid
podofilox
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 2h; Esterification; | 98% |
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 2h; Inert atmosphere; | 98% |
Conditions | Yield |
---|---|
With H3P*C18H15P*C2F6NO4S2(1-)*Au(1+) In dichloromethane at 20℃; Inert atmosphere; Green chemistry; | 98% |
t-butyldimethylsiyl triflate
podofilox
(5R,5aR,8aR,9R)-9-((tert-butyldimethylsilyl)oxy)-5-(3,4,5-trimethoxyphenyl)-5,8,8a,9-tetrahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6(5aH)-one
Conditions | Yield |
---|---|
With 2,6-dimethylpyridine In dichloromethane at 0℃; silylation; | 97% |
Conditions | Yield |
---|---|
With dmap; 1,2-dichloro-ethane In dichloromethane at 20℃; for 24h; Inert atmosphere; | 97% |
ortho-(cyclopropylethynyl)benzoic acid
podofilox
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0 - 20℃; for 2h; | 97% |
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20 - 35℃; for 2h; Inert atmosphere; | 97% |
8-(2-adamantyloxy)-8-oxo-octanoic acid
podofilox
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 12h; | 97% |
podofilox
Conditions | Yield |
---|---|
With phosphorus tribromide In benzene for 1h; Heating; | 96% |
With hydrogen bromide In diethyl ether; dichloromethane at 0℃; for 48h; |
cis-9,trans-11-octadecadienoic acid
podofilox
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 2h; Esterification; | 96% |
podofilox
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 2h; Esterification; | 96% |
8-(2-adamantyloxy)-8-oxo-octanoic acid
podofilox
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 12h; | 97% |
podofilox
1α-bromo-desoxypodophyllotoxin
Conditions | Yield |
---|---|
With phosphorus tribromide In benzene for 1h; Heating; | 96% |
With hydrogen bromide In diethyl ether; dichloromethane at 0℃; for 48h; |
podofilox
4'-O-trimethyl-4-azido-4-desoxypodophyllotoxin
Conditions | Yield |
---|---|
With sodium azide; trifluoroacetic acid In dichloromethane at 25℃; Cooling with ice; | 96% |
With sodium azide; phosphorus tribromide | |
Multi-step reaction with 2 steps 1: PBr3 / benzene / 1 h / Heating 2: NaN3 / dimethylformamide View Scheme |
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 4h; | 95.5% |
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 72% |
L-N-Boc-Ala
podofilox
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 12h; | 95.4% |
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 12h; | 95.4% |
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 4h; | 92.1% |
Conditions | Yield |
---|---|
Stage #1: podofilox With methanesulfonic acid; sodium bromide In acetonitrile at 20℃; for 1h; Inert atmosphere; Green chemistry; Stage #2: With barium carbonate In water at 20℃; Green chemistry; | 95% |
Stage #1: podofilox With sodium iodide In acetonitrile for 0.0833333h; Stage #2: With boron trifluoride diethyl etherate In acetonitrile at 0 - 20℃; Stage #3: With water; barium carbonate In acetone; acetonitrile at 20℃; for 0.5h; | 85% |
Stage #1: podofilox With sodium iodide In acetonitrile at 20℃; for 0.0833333h; Stage #2: With boron trifluoride diethyl etherate at 0℃; for 0.25h; Stage #3: With barium carbonate In water; acetone at 20℃; for 2h; | 72% |
Conditions | Yield |
---|---|
In pyridine; benzene Ambient temperature; | 95% |
allyl-trimethyl-silane
podofilox
4-deoxy-4-allyl-(epi)-podophyllotoxin
Conditions | Yield |
---|---|
With 4 A molecular sieve; boron trifluoride diethyl etherate In dichloromethane at 25℃; for 4h; | 95% |
N-(tert-butoxycarbonyl)sarcosine
podofilox
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 4h; | 94.2% |
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 12h; | 90.3% |
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 12h; | 90.3% |
Conditions | Yield |
---|---|
With dmap; triethylamine In chloroform at 20℃; for 1h; Inert atmosphere; | 94% |
With 1H-imidazole; dmap at 20℃; for 13h; | 91% |
With pyridine at 25℃; for 16h; | 73% |
9,10-dibromooctadecanoic acid
podofilox
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 2h; Esterification; | 94% |
1-(tert-butoxycarbonyl)-L-proline
podofilox
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 12h; | 94% |
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 12h; | 94% |
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 20h; |
7-(2-adamantyloxy)-7-oxo-heptanoic acid
podofilox
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 12h; | 94% |
p-tolyl 2-O-acetyl-3,4,6-tri-O-benzyl-1-thio-β-D-galactopyranoside
podofilox
Conditions | Yield |
---|---|
With rhodium (II) octanoate dimer; 2,6-di-tert-butyl-4-methylpyridinium trifluoromethanesulfonate; methyl 2-(4-chlorophenyl)-2-diazoacetate In dichloromethane at 0℃; for 2h; Molecular sieve; | 94% |
Conditions | Yield |
---|---|
With acetic acid In methanol for 6h; Reflux; | 94% |
podofilox
podophyllinic acid hydrazide
Conditions | Yield |
---|---|
With acetic acid; hydrazine In methanol for 6h; Reflux; | 94% |
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