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Cas:3730-84-5
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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Cas:3730-84-5
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiry(25R)-Spirost-4-en-3,6-dione CAS:3730-84-5 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 orga
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Min.Order:1 Gram
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Type:Lab/Research institutions
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Min.Order:1 Kilogram
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Type:Lab/Research institutions
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
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Cas:3730-84-5
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
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Min.Order:0
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Type:Lab/Research institutions
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Type:Lab/Research institutions
inquiry(25R)-Spirost-4-en-3,6-dione cas 3730-84-5Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:3730-84-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
(25R)-Spirost-4-en-3,6-dione Basic information Product Name: (25R)-Spirost-4-en-3,6-dione Synonyms: (25R)-Spirost-4-en-3,6-dione CAS: 37
Cas:3730-84-5
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryUnited Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
Cas:3730-84-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryJoyinchem have been committed to chemical supply for several years and have built good cooperation records with multinational chemical corporations and importers from all over the world. Our services include:-Spot goods-Contract manufacturing-Custom
Cas:3730-84-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry(25R)-Spirost-4-en-3,6-dioneAppearance:Pls see the Details Storage:Store in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/Pharmaceutical intermediates Transportation:By Sea,by Air,By courier like D
Supply top quality products with a reasonable price Application:api
Port: Shanghai or Ningbo Payment Method: L/C,D/P,T/T,Western Union For more imformation please contact us.Appearance:Yellow crystalline powder Package:Carton(The aluminum foil bags , plastic bags inside) Transportation:Air or sea
Manufacturer,strong R&D,professional team Storage:Store in a cool, dry place. Store in a tightly closed container. Package:according to your requirement Application:ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals en
Conditions | Yield |
---|---|
With jones reagent In acetone at 15℃; for 0.5h; | 95% |
With Jones reagent In acetone at 10 - 20℃; Jones oxidation; | 95% |
With Jones reagent In dichloromethane; acetone at -10 - 10℃; | 85% |
With pyridinium chlorochromate In dichloromethane at 20℃; for 5h; | 55% |
Multi-step reaction with 3 steps 1: acetic acid; aqueous hydrogen peroxide / Erwaermen des Reaktionsprodukts mit aethanol. Kalilauge 2: chromium (VI)-oxide; acetic acid 3: 280 °C / unter vermindertem Druck View Scheme |
Conditions | Yield |
---|---|
With chromium(VI) oxide; acetic acid |
(25R)-5α-hydroxy-5α-spirosta-3,6-dione
(22S,25R)-spirost-4-en-3,6-dione
Conditions | Yield |
---|---|
at 280℃; unter vermindertem Druck; |
(22S,25R)-spirost-4-en-3,6-dione
Conditions | Yield |
---|---|
With chromium(VI) oxide; acetic acid |
acetic acid
(25R)-6β-hydroxy-spirost-4-en-3-one
(22S,25R)-spirost-4-en-3,6-dione
(25R)-spirostan-22α-O-3β,5α,6β-triol
(22S,25R)-spirost-4-en-3,6-dione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: chromium (VI)-oxide; acetic acid 2: 280 °C / unter vermindertem Druck View Scheme | |
Multi-step reaction with 5 steps 1: pyridine 2: thionyl chloride; pyridine 3: aqueous methanol. KOH-solution 4: manganese (IV)-oxide; chloroform 5: aqueous acetic acid; chromium (VI)-oxide View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: hydrogen chloride; ethanol 2: chromium (VI)-oxide; acetic acid 3: 280 °C / unter vermindertem Druck View Scheme |
(22S,25R)-spirost-4-en-3,6-dione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: manganese (IV)-oxide; chloroform 2: aqueous acetic acid; chromium (VI)-oxide View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: monoperoxyphthalic acid; diethyl ether / Lichtausschluss 2: aqueous acetic acid; chromium (VI)-oxide View Scheme |
(22S,25R)-spirost-4-en-3,6-dione
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: aqueous methanol. KOH-solution 2: manganese (IV)-oxide; chloroform 3: aqueous acetic acid; chromium (VI)-oxide View Scheme |
(25R)-5α-spirostan-3β,5,6β-triol 3,6-diacetate
(22S,25R)-spirost-4-en-3,6-dione
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: thionyl chloride; pyridine 2: aqueous methanol. KOH-solution 3: manganese (IV)-oxide; chloroform 4: aqueous acetic acid; chromium (VI)-oxide View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: benzene; isopropenyl acetate; toluene-4-sulfonic acid 2: monoperoxyphthalic acid; diethyl ether / Lichtausschluss 3: aqueous acetic acid; chromium (VI)-oxide View Scheme |
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In ethyl acetate at 40℃; for 48h; | 80% |
(22S,25R)-spirost-4-en-3,6-dione
Conditions | Yield |
---|---|
With pyridine; hydroxylamine hydrochloride In ethanol for 1h; Reflux; | 77% |
2,3,4,6-tetra-O-benzoyl-α,b-D-mannopyranosyl trichloroacetimidate
(22S,25R)-spirost-4-en-3,6-dione
Conditions | Yield |
---|---|
With trimethylsilyl trifluoromethanesulfonate In dichloromethane at 0℃; for 1h; Inert atmosphere; Molecular sieve; | 68% |
(22S,25R)-spirost-4-en-3,6-dione
Conditions | Yield |
---|---|
With phenyl trimethylammonium perbromide In tetrahydrofuran at 20℃; for 0.166667h; | 67% |
(22S,25R)-spirost-4-en-3,6-dione
(25R)-4,5α-epoxy-5α-spirosta-3,6-dione
Conditions | Yield |
---|---|
With dihydrogen peroxide; sodium hydroxide In methanol; water at 15℃; for 1h; | 63% |
(22S,25R)-spirost-4-en-3,6-dione
(25R)-2α-bromo-4,5α-epoxy-5α-spirosta-3,6-dione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: dihydrogen peroxide; sodium hydroxide / methanol; water / 1 h / 15 °C 2: phenyltrimethylammonium tribromide / tetrahydrofuran / 0.17 h / 20 °C View Scheme |
(22S,25R)-spirost-4-en-3,6-dione
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: dihydrogen peroxide; sodium hydroxide / methanol; water / 1 h / 15 °C 2: phenyltrimethylammonium tribromide / tetrahydrofuran / 0.17 h / 20 °C 3: sodium azide; potassium iodide / N,N-dimethyl-formamide / 4 h / 50 °C View Scheme |
(22S,25R)-spirost-4-en-3,6-dione
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: dihydrogen peroxide; sodium hydroxide / methanol; water / 1 h / 15 °C 2: phenyltrimethylammonium tribromide / tetrahydrofuran / 0.17 h / 20 °C 3: sodium azide; potassium iodide / N,N-dimethyl-formamide / 4 h / 50 °C 4: triphenylphosphine / tetrahydrofuran / Inert atmosphere View Scheme |
(22S,25R)-spirost-4-en-3,6-dione
di(25R-6-oxo-4,5α-epoxy-5α-spirostano[2,3-b:2',3'-e])pyrazine
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: dihydrogen peroxide; sodium hydroxide / methanol; water / 1 h / 15 °C 2: phenyltrimethylammonium tribromide / tetrahydrofuran / 0.17 h / 20 °C 3: sodium azide; potassium iodide / N,N-dimethyl-formamide / 4 h / 50 °C 4: triphenylphosphine / tetrahydrofuran / Inert atmosphere 5: toluene-4-sulfonic acid / ethanol / 20 °C / 760.05 Torr View Scheme |
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