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Cas:1882-82-2
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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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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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inquiryPrice, service, company and transport advantage: 1.place of origin china with super quality by reasonable price. 2. it's customers' right to choose the package (ems, dhl, fedex, ups); 3. it's custo
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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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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
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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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inquiryhigh purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Cas:1882-82-2
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inquirySuperior quality, moderate price & quick delivery. Appearance:NA Storage:Sealed in a cool ,dry and microtherm place , avoid light . Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:It is an important raw material and
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high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
CAS:1882-82-2 C21H28O4 21-DEOXYCORTISONEAppearance:white poweder Storage:under the cool and dry area Package:Plastic vacuum packaging bag or bucket Application:CAS:1882-82-2 C21H28O4 21-DEOXYCORTISONE Transportation:by express or by sea
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inquiryWe are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary a
21-Deoxycortisone cas 1882-82-2Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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Cas:1882-82-2
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inquiry21-DEOXYCORTISONE Basic information Product Name: 21-DEOXYCORTISONE Synonyms: 17-Hydroxypregn-4-ene-3,11,20-trione;21-deoxycortisonecrystalline;4-PREGNEN-17-OL-3,11
Cas:1882-82-2
Min.Order:500 Gram
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inquiryChangzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa
Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right to choo
Cas:1882-82-2
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inquiryKnown for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.Our advantages:1, High quality with competitive price:1) Standard:BP/USP/EP/Enterprise standard2) All Purity≥99%3) We are manufacturer a
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United 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
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inquiryShanghai, Run-Biotech Co., Ltd is a leading domestic pharmaceutical, biopharmaceutical, and health care products R & D outsourcing services company. As an innovation-driven and customer-focused company, Run Biotech provides a broad and integrated por
Conditions | Yield |
---|---|
With mercaptoacetic acid In N,N-dimethyl-formamide for 0.25h; Ambient temperature; | 99.7% |
Conditions | Yield |
---|---|
With Jones reagent In butanone at 0 - 9℃; for 2h; Solvent; | 98.2% |
2-((8S,9S,10R,13S,14S,17R)-17-hydroxy-10,13-dimethyl-3,11-dioxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl methanesulfonate
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
With sodium iodide; zinc In 1,2-dimethoxyethane; water for 5h; Heating; | 89% |
17,21-dihydroxy-pregn-4-ene-3,11,20-trione
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
With pyridine; p-toluenesulfonyl chloride Erwaermen des Reaktionsprodukts mit NaI und Essigsaeure; | |
With pyridine; methanesulfonyl chloride Erwaermen des Reaktionsprodukts mit NaI und Essigsaeure; |
Conditions | Yield |
---|---|
With chromium(VI) oxide; acetic acid | |
With pyridine; 4-acetylamino-2,2,6,6-tetramethyl-1-piperidinoxy; O-phenyl phosphorodichloridate In dimethyl sulfoxide; 1,2-dichloro-ethane at 0℃; for 3.5h; | 9.7 g |
With N-chloro-succinimide In chloroform; dimethyl sulfoxide at -30℃; Temperature; Reagent/catalyst; | 9.07 g |
3β,11α,17-trihydroxy-pregn-5-en-20-one
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
With chromium(VI) oxide; sulfuric acid; acetone Isomerisierung des Reaktionsprodukts mit HCl und Essigsaeure; |
4β-chloro-17-hydroxy-5β-pregnane-3,11,20-trione
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
With semicarbazide hydrochloride; sodium acetate Behandeln anschliessend mit Brenztraubensaeure; |
4β-bromo-17-hydroxy-5β-pregnane-3,11,20-trione
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
With pyridine |
17-hydroxy-5β-pregnane-3,11,20-trione
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
With bromine Erhitzen des Reaktionsprodukts mit Pyridin; | |
Multi-step reaction with 2 steps 1: acetic acid; bromine 2: pyridine View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
With ethanol; nickel |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: mit Hilfe von Rhizopus nigricans 2: CrO3; acetic acid View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: CrO3; water containing acetic acid 2: bromine / Erhitzen des Reaktionsprodukts mit Pyridin View Scheme | |
Multi-step reaction with 3 steps 1: tert-butyl alcohol; N-bromo-acetamide 2: acetic acid; bromine 3: pyridine View Scheme | |
Multi-step reaction with 2 steps 1: tert-butyl hypochlorite; water; tert-butyl alcohol; HCl 2: aqueous semicarbazide hydrochloride; sodium acetate / Behandeln anschliessend mit Brenztraubensaeure View Scheme |
(17Ξ)-3α,11,20-triacetoxy-5β-pregna-9(11),17(20)-diene
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: peroxybenzoic acid; benzene / Behandeln des Reaktionsprodukts mit wss.-aethanol.NaOH 2: tert-butyl alcohol; N-bromo-acetamide 3: acetic acid; bromine 4: pyridine View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 2: CrO3; pyridine 3: aqueous semicarbazide hydrochloride; sodium acetate / Behandeln anschliessend mit Brenztraubensaeure View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: CrO3; pyridine 2: aqueous semicarbazide hydrochloride; sodium acetate / Behandeln anschliessend mit Brenztraubensaeure View Scheme |
20,20-ethanediyldioxy-3α,17-dihydroxy-5β-pregnan-11-one
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: LiAlH4 / folgenden mit wss.HCl 3: CrO3; pyridine 4: aqueous semicarbazide hydrochloride; sodium acetate / Behandeln anschliessend mit Brenztraubensaeure View Scheme |
3β,11α-diacetoxy-17-hydroxy-pregn-5-en-20-one
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: methanol.KOH 2: CrO3; H2SO4; acetone / Isomerisierung des Reaktionsprodukts mit HCl und Essigsaeure View Scheme |
3β,11α-diacetoxy-16β-bromo-17-hydroxy-pregn-5-en-20-one
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: palladium/charcoal / Hydrogenation 2: methanol.KOH 3: CrO3; H2SO4; acetone / Isomerisierung des Reaktionsprodukts mit HCl und Essigsaeure View Scheme |
21-chloro-17-hydroxy-pregna-4,9(11)-diene-3,20-dione
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: tetrafluoroboric acid; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione / butanone; water / 3.5 h / 0 - 5 °C / Inert atmosphere 2: Jones reagent / tetrahydrofuran / 2 h / 0 - 5 °C 3: acetic acid; zinc / tetrahydrofuran / 11 h / 20 - 55 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 4 steps 1: zinc; acetic acid / butanone / 50 - 55 °C 2: water; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; tetrafluoroboric acid / acetone / 3 h / 0 - 5 °C / Inert atmosphere 3: chromium chloride; mercaptoacetic acid; zinc / dimethyl sulfoxide / 2 h / 0 - 5 °C / Inert atmosphere 4: Jones reagent / butanone / 2 h / 0 - 9 °C View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
With acetic acid; zinc In tetrahydrofuran at 20 - 55℃; for 11h; Solvent; Temperature; Reagent/catalyst; Inert atmosphere; | 80.6 g |
pregna-4,9(11)-diene-3,20-dione-17-hydroxy-21-methyl
17-hydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: water; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; tetrafluoroboric acid / acetone / 3 h / 0 - 5 °C / Inert atmosphere 2: chromium chloride; mercaptoacetic acid; zinc / dimethyl sulfoxide / 2 h / 0 - 5 °C / Inert atmosphere 3: Jones reagent / butanone / 2 h / 0 - 9 °C View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
trimethyl orthoformate
17α-hydroxy-3-methoxypregna-3,5-diene-11,20-dione
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In 1,4-dioxane for 1.25h; Ambient temperature; | 76.5% |
17-hydroxy-pregn-4-ene-3,11,20-trione
21-hydroxy-1,4-pregnadiene-3,11,20-trione
Conditions | Yield |
---|---|
mit Hilfe von Corynebacterium simplex; |
Conditions | Yield |
---|---|
With Pd-BaSO4; ethyl acetate Hydrogenation; |
17-hydroxy-pregn-4-ene-3,11,20-trione
ethylene glycol
3,3;20,20-bis-ethanediyldioxy-17-hydroxy-pregn-5-en-11-one
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid; benzene | |
With trimethyloxosulfonium bromide; orthoformic acid triethyl ester for 5h; |
17-hydroxy-pregn-4-ene-3,11,20-trione
(8S,9S,10R,13S,14S,17R)-17-Hydroxy-17-(1-hydroxy-ethyl)-10,13-dimethyl-1,6,7,8,9,10,12,13,14,15,16,17-dodecahydro-2H-cyclopenta[a]phenanthrene-3,11-dione
Conditions | Yield |
---|---|
With 20β-hydroxysteroid dehydrogenase at 25℃; Rate constant; pH 6.4; |
17-hydroxy-pregn-4-ene-3,11,20-trione
6β,17α-dihydroxy-5β-pregnane-3,11,20-trione
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 76.5 percent / toluene-p-sulphonic acid / dioxane / 1.25 h / Ambient temperature 2: 45.6 percent / O2 / ethanol / 5 h / Irradiation 3: 54 percent / H2 / Pd-CaCO3 / pyridine View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
6β,17α-dihydroxy-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 76.5 percent / toluene-p-sulphonic acid / dioxane / 1.25 h / Ambient temperature 2: 45.6 percent / O2 / ethanol / 5 h / Irradiation View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
3α,6β,17,20α-tetrahydroxy-5β-pregnan-11-one 6-hemisuccinate
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 76.5 percent / toluene-p-sulphonic acid / dioxane / 1.25 h / Ambient temperature 2: 45.6 percent / O2 / ethanol / 5 h / Irradiation 3: 54 percent / H2 / Pd-CaCO3 / pyridine 4: 34.3 percent / pyridine / 5 h / Heating 5: 23 percent / cerous chloride, sodium borohydrode / methanol / 5 h / Ambient temperature View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
6β,17α-dihydroxy-5β-pregnane-3,11,20-trione 6-hemisuccinate
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 76.5 percent / toluene-p-sulphonic acid / dioxane / 1.25 h / Ambient temperature 2: 45.6 percent / O2 / ethanol / 5 h / Irradiation 3: 54 percent / H2 / Pd-CaCO3 / pyridine 4: 34.3 percent / pyridine / 5 h / Heating View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
pregnane-4,9(11),16(17)-triene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: benzene; toluene-4-sulfonic acid 2: sodium borate; ethanol 3: thionyl chloride; pyridine 4: aqueous acetic acid View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
16α,17α-dihydroxy-17β-methyl-D-homo-androsta-4,9(11)-diene-3,17a-dione
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: benzene; toluene-4-sulfonic acid 2: sodium borate; ethanol 3: thionyl chloride; pyridine 4: aqueous acetic acid 5: OsO4 6: Al2O3 View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
16α,17-dihydroxy-pregna-4,9(11)-diene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: benzene; toluene-4-sulfonic acid 2: sodium borate; ethanol 3: thionyl chloride; pyridine 4: aqueous acetic acid 5: OsO4 View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
11-oxomedroxyprogesterone
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: benzene; toluene-4-sulfonic acid 2: chloroform; diethyl ether 3: benzene 4: aqueous methanol.H2SO4 5: methanol.KOH View Scheme | |
Multi-step reaction with 3 steps 1: toluene-4-sulfonic acid / dichloromethane; water 2: N-methylaniline; hydrogenchloride / tetrahydrofuran 3: hydrogenchloride; palladium on activated charcoal / ethanol; cyclohexene View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
5,17-dihydroxy-6β-methyl-5α-pregnane-3,11,20-trione
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: benzene; toluene-4-sulfonic acid 2: chloroform; diethyl ether 3: benzene 4: aqueous methanol.H2SO4 View Scheme |
17-hydroxy-pregn-4-ene-3,11,20-trione
21-acetoxy-17-hydroxy-6α-methyl-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: benzene; toluene-4-sulfonic acid 2: chloroform; diethyl ether 3: benzene 4: aqueous methanol.H2SO4 5: methanol.KOH 6: iodine; CaO; methanol / Reagens 4: THF; beim anschliessenden Erwaermen mit Kaliumacetat in Aceton View Scheme |
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