The 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
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inquiry11BETA,17ALPHA-DIH1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price;YDROXY-4-PREGNENE-3,20-DIONE Appearance:White Powder Sto
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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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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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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
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inquiryfactory?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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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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inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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inquiryhigh qualityAppearance:white crystalline powder Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
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inquiryHigh qualityAppearance:White powder Storage:Room temperature Package:Aluminum bag Application:Used in producing API Transportation:By air Port:Beijing
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
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inquiryAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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inquiryHangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barri
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inquiry11β,17α-dihydroxy-21-iodopregn-4-ene-3,20-dione
21-deoxycortisol
Conditions | Yield |
---|---|
With 3-mercaptopropionic acid In N,N-dimethyl acetamide for 0.166667h; Ambient temperature; | 98.9% |
With pyridine; iodine; triphenylphosphine In toluene for 6h; Inert atmosphere; Reflux; | 20% |
With acetic acid; zinc |
11β,17α-dihydroxy-17-pregn-4-en-20-yn-3-one
21-deoxycortisol
Conditions | Yield |
---|---|
With mercury(II) sulfate In tetrahydrofuran; methanol at 20℃; for 1.5h; | 82% |
Conditions | Yield |
---|---|
With pyridine; iodine; triphenylphosphine In toluene for 6h; Inert atmosphere; Reflux; chemoselective reaction; | 79% |
Multi-step reaction with 2 steps 2: NaI; acetic acid View Scheme | |
Multi-step reaction with 2 steps 1: Py 2: NaI, Zn / 1,2-dimethoxy-ethane; H2O / Heating View Scheme |
11β,17α-dihydroxy-21-iodopregn-4-ene-3,20-dione
A
21-deoxycortisol
B
11β,17α-dihydroxy-21-mercapto-4-pregnene-3,20-dione
Conditions | Yield |
---|---|
With hydrogen sulfide In N,N-dimethyl-formamide at 80℃; for 0.25h; | A 61% B 29.5% |
Conditions | Yield |
---|---|
mit Hilfe von Curvularia lunata; |
4β-bromo-11β,17-dihydroxy-5β-pregnane-3,20-dione
21-deoxycortisol
Conditions | Yield |
---|---|
With hydrazine carboxamide nachfolgende Umsetzung mit Brenztraubensaeure; |
Conditions | Yield |
---|---|
With acetic acid; sodium iodide | |
With sodium iodide; zinc In 1,2-dimethoxyethane; water Heating; |
3,3-ethanediyldioxy-4β-chloro-11β,17-dihydroxy-5β-pregnan-20-one
21-deoxycortisol
Conditions | Yield |
---|---|
With sulfuric acid nachfolgende Umsetzung mit Semicarbazid und mit Brenztraubensaeure; |
Cortisol 21-tosylate
21-deoxycortisol
Conditions | Yield |
---|---|
With hydrogen sulfide; sodium iodide 1.) EtOH, DMF, reflux, 10 min, 2.) EtOH, DMF; Yield given. Multistep reaction; |
(8S,9S,10R,11S,13S,14S)-11-Hydroxy-10,13-dimethyl-1,6,7,8,9,10,11,12,13,14,15,16-dodecahydro-2H-cyclopenta[a]phenanthrene-3,17-dione
21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 90 percent / ethylenediamine / toluene / 2 h 2: 32 percent / ethylenediamine / diethyl ether / 2 h 3: 82 percent / HgSO4 / methanol; tetrahydrofuran / 1.5 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: 6 mg / ethylenediamine / toluene / 2 h 2: 82 percent / HgSO4 / methanol; tetrahydrofuran / 1.5 h / 20 °C View Scheme |
11β-hydroxy-17α-ethynyl-17β-hydroxy-4-androsten-3-one
21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 32 percent / ethylenediamine / diethyl ether / 2 h 2: 82 percent / HgSO4 / methanol; tetrahydrofuran / 1.5 h / 20 °C View Scheme |
9α-bromo-11β-hydroxy-17α-ethynyl-17β-hydroxy-4-androsten-3-one
21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 95 percent / α',α'-isobutyronitrile, HBu3Sn / tetrahydrofuran / 3.5 h / Heating 2: 32 percent / ethylenediamine / diethyl ether / 2 h 3: 82 percent / HgSO4 / methanol; tetrahydrofuran / 1.5 h / 20 °C View Scheme |
4β-chloro-17-hydroxy-5β-pregnane-3,11,20-trione
21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: benzene; toluene-4-sulfonic acid 2: lithium alanate; diethyl ether; benzene 3: acetone; aqueous sulfuric acid 4: aqueous H2SO4 / nachfolgende Umsetzung mit Semicarbazid und mit Brenztraubensaeure View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 2: CrO3; pyridine 3: benzene; toluene-4-sulfonic acid 4: lithium alanate; diethyl ether; benzene 5: acetone; aqueous sulfuric acid 6: aqueous H2SO4 / nachfolgende Umsetzung mit Semicarbazid und mit Brenztraubensaeure View Scheme |
11β,17-dihydroxy-5β-pregnane-3,20-dione
21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: DMF; bromine 2: semicarbazide / nachfolgende Umsetzung mit Brenztraubensaeure View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: tert-butyl hypochlorite; water; tert-butyl alcohol; HCl 2: benzene; toluene-4-sulfonic acid 3: lithium alanate; diethyl ether; benzene 4: acetone; aqueous sulfuric acid 5: aqueous H2SO4 / nachfolgende Umsetzung mit Semicarbazid und mit Brenztraubensaeure View Scheme |
21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: CrO3; pyridine 2: benzene; toluene-4-sulfonic acid 3: lithium alanate; diethyl ether; benzene 4: acetone; aqueous sulfuric acid 5: aqueous H2SO4 / nachfolgende Umsetzung mit Semicarbazid und mit Brenztraubensaeure View Scheme |
3,3;20,20-bis-ethanediyldioxy-4β-chloro-5β-pregnane-11β,17-diol
21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: acetone; aqueous sulfuric acid 2: aqueous H2SO4 / nachfolgende Umsetzung mit Semicarbazid und mit Brenztraubensaeure View Scheme |
3,3;20,20-bis-ethanediyldioxy-4β-chloro-17-hydroxy-5β-pregnan-11-one
21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: lithium alanate; diethyl ether; benzene 2: acetone; aqueous sulfuric acid 3: aqueous H2SO4 / nachfolgende Umsetzung mit Semicarbazid und mit Brenztraubensaeure View Scheme |
20,20-ethanediyldioxy-3α,17-dihydroxy-5β-pregnan-11-one
21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1: LiAlH4 / folgenden mit wss.HCl 3: CrO3; pyridine 4: benzene; toluene-4-sulfonic acid 5: lithium alanate; diethyl ether; benzene 6: acetone; aqueous sulfuric acid 7: aqueous H2SO4 / nachfolgende Umsetzung mit Semicarbazid und mit Brenztraubensaeure View Scheme |
21-chloro-17-hydroxy-pregna-4,9(11)-diene-3,20-dione
21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 3 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 View Scheme |
pregna-4,9(11)-diene-3,20-dione-17-hydroxy-21-methyl
21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 2 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 View Scheme |
9-bromo-11β,17-dihydroxy-pregn-4-ene-3,20-dione
21-deoxycortisol
Conditions | Yield |
---|---|
With chromium chloride; mercaptoacetic acid; zinc In dimethyl sulfoxide at 0 - 5℃; for 2h; Solvent; Inert atmosphere; |
21-deoxycortisol
acetic anhydride
11β-acetoxy-17α-hydroxy-4-pregnene-3,20-dione
Conditions | Yield |
---|---|
With pyridine; dmap at 20℃; for 6h; | 100% |
With pyridine |
Conditions | Yield |
---|---|
With pyridine; dmap; acetic anhydride In hexane; chloroform | 100% |
Conditions | Yield |
---|---|
With Jones reagent In butanone at 0 - 9℃; for 2h; Solvent; | 98.2% |
21-deoxycortisol
pregna-4,9(11)-diene-3,20-dione-17-hydroxy-21-methyl
Conditions | Yield |
---|---|
With pyridine; iodine; triphenylphosphine In toluene Inert atmosphere; Reflux; chemoselective reaction; | 12% |
21-deoxycortisol
Conditions | Yield |
---|---|
With sodium hydroxide; dihydrogen peroxide In methanol at 0℃; for 3h; |
21-deoxycortisol
9α-Fluoro-17α-hydroxy-6-methyl-4-pregnene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1: 100 percent / 4-dimethylaminopyridine; pyridine / 6 h / 20 °C 2: p-TsOH / benzene / 7 h / Heating 3: m-chloroperbenzoic acid / CHCl3 / 12 h / 20 °C 4: tetrahydrofuran / 18 h / Heating 5: aq. KHSO4 / acetone / 2 h / 70 °C 6: aq. NaOH / methanol / 2 h / 20 °C 7: 23.3 percent / hydrogen fluoride; pyridine / 60 h / -15 °C View Scheme |
21-deoxycortisol
6-methyl-4-pregnene-11β,17α-diol-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 100 percent / 4-dimethylaminopyridine; pyridine / 6 h / 20 °C 2: p-TsOH / benzene / 7 h / Heating 3: m-chloroperbenzoic acid / CHCl3 / 12 h / 20 °C 4: tetrahydrofuran / 18 h / Heating 5: aq. KHSO4 / acetone / 2 h / 70 °C 6: aq. NaOH / methanol / 2 h / 20 °C View Scheme |
21-deoxycortisol
(8S,9S,10R,11S,13S,14S,17R)-17-Acetyl-5,11,17-trihydroxy-6,10,13-trimethyl-hexadecahydro-cyclopenta[a]phenanthren-3-one
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 100 percent / 4-dimethylaminopyridine; pyridine / 6 h / 20 °C 2: p-TsOH / benzene / 7 h / Heating 3: m-chloroperbenzoic acid / CHCl3 / 12 h / 20 °C 4: tetrahydrofuran / 18 h / Heating 5: aq. KHSO4 / acetone / 2 h / 70 °C View Scheme |
21-deoxycortisol
C26H39FO5
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1: 100 percent / 4-dimethylaminopyridine; pyridine / 6 h / 20 °C 2: p-TsOH / benzene / 7 h / Heating 3: m-chloroperbenzoic acid / CHCl3 / 12 h / 20 °C 4: tetrahydrofuran / 18 h / Heating 5: aq. KHSO4 / acetone / 2 h / 70 °C 6: aq. NaOH / methanol / 2 h / 20 °C 7: 23.3 percent / hydrogen fluoride; pyridine / 60 h / -15 °C 8: p-TsOH / benzene / 3 h / Heating View Scheme |
21-deoxycortisol
C26H42O7
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 100 percent / 4-dimethylaminopyridine; pyridine / 6 h / 20 °C 2: p-TsOH / benzene / 7 h / Heating 3: m-chloroperbenzoic acid / CHCl3 / 12 h / 20 °C 4: tetrahydrofuran / 18 h / Heating View Scheme |
21-deoxycortisol
C27H40O8
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 100 percent / 4-dimethylaminopyridine; pyridine / 6 h / 20 °C 2: p-TsOH / benzene / 7 h / Heating 3: m-chloroperbenzoic acid / CHCl3 / 12 h / 20 °C View Scheme |
21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 10 steps 1: 100 percent / 4-dimethylaminopyridine; pyridine / 6 h / 20 °C 2: p-TsOH / benzene / 7 h / Heating 3: m-chloroperbenzoic acid / CHCl3 / 12 h / 20 °C 4: tetrahydrofuran / 18 h / Heating 5: aq. KHSO4 / acetone / 2 h / 70 °C 6: aq. NaOH / methanol / 2 h / 20 °C 7: 23.3 percent / hydrogen fluoride; pyridine / 60 h / -15 °C 8: p-TsOH / benzene / 3 h / Heating 9: 23 mg / aq. KHSO4 / acetone / 2 h / 70 °C 10: 36 percent / p-TsOH / CH2Cl2 / 5 h / -10 °C View Scheme |
21-deoxycortisol
C27H40O7
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 100 percent / 4-dimethylaminopyridine; pyridine / 6 h / 20 °C 2: p-TsOH / benzene / 7 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: pyridine 2: p-TSA View Scheme |
21-deoxycortisol
9α-fluoro-17α-hydroxy-6α-methyl-4-pregnene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1: 100 percent / 4-dimethylaminopyridine; pyridine / 6 h / 20 °C 2: p-TsOH / benzene / 7 h / Heating 3: m-chloroperbenzoic acid / CHCl3 / 12 h / 20 °C 4: tetrahydrofuran / 18 h / Heating 5: aq. KHSO4 / acetone / 2 h / 70 °C 6: aq. NaOH / methanol / 2 h / 20 °C 7: 23.3 percent / hydrogen fluoride; pyridine / 60 h / -15 °C 8: p-TsOH / benzene / 3 h / Heating 9: 23 mg / aq. KHSO4 / acetone / 2 h / 70 °C View Scheme |
21-deoxycortisol
4-(carboxymethylthio)-21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 30percent H2O2, 10percent NaOH / methanol / 3 h / 0 °C 2: 25percent KOH / ethanol; dioxane / 2 h / Ambient temperature View Scheme |
21-deoxycortisol
4-(2-carboxyethylthio)-21-deoxycortisol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 30percent H2O2, 10percent NaOH / methanol / 3 h / 0 °C 2: 25percent KOH / ethanol; dioxane / 2 h / Ambient temperature View Scheme |
21-deoxycortisol
((8S,9S,10R,11S,13S,14S,17R)-17-Acetyl-11,17-dihydroxy-10,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-4-ylsulfanyl)-acetic acid 2,5-dioxo-pyrrolidin-1-yl ester
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 30percent H2O2, 10percent NaOH / methanol / 3 h / 0 °C 2: 25percent KOH / ethanol; dioxane / 2 h / Ambient temperature 3: 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide*HCl / dioxane; H2O / 2 h / Ambient temperature View Scheme |
21-deoxycortisol
3-((8S,9S,10R,11S,13S,14S,17R)-17-Acetyl-11,17-dihydroxy-10,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-4-ylsulfanyl)-propionic acid 2,5-dioxo-pyrrolidin-1-yl ester
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 30percent H2O2, 10percent NaOH / methanol / 3 h / 0 °C 2: 25percent KOH / ethanol; dioxane / 2 h / Ambient temperature 3: 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide*HCl / dioxane; H2O / 2 h / Ambient temperature View Scheme |
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