Our Advantage: 1. Rich experience We specialize in this filed for many years, our APIs exported to all over the world and and we established long friendly relations of cooperation with our clients. 2. Great quality,purity and favorable Good quali
Cas:53-43-0
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inquiryXiamen Luyunjia Trading Co.,Ltd Package:1kg/bag; 2473kg/drum, or as customer's request. Application:Xiamen Luyunjia Trading Co.,Ltd Transportation:DHL, EMS, FedEx, TNT, AIR, SEA Port:Beijing,Shanghai,Guangzhou ,China main port
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inquiryDehydroepiandrosterone CAS No.:53-43-0 Name: Dehydroepiandrosterone Synonyms: DHEA; Prasterone; Androstenolone; Dehydroisoandrosterone; trans-Dehydroandrosterone; Hydroxyandrost-5-en-17-one Molecular Structur
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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
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inquiryDehydroepiandrosterone (DHEA), also known as androstenolone, is an endogenous steroid hormone. It is one of the most abundant circulating steroids in humans, in whom it is produced in the adrenal glands, the gonads, and the brain. It functions as a
Cas:53-43-0
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inquiryWe have most reliable quality, competitive prices and full documents for this APIs 1. GMP WORKSHOP 2. DMF Appearance:White Fine Crystalline Powder Storage:Hormones Application:Major secretory steroidal product of the adrenal gland; secre
Items Standard Result Appearance White or almost white crystalline powder white crystalline powder Assay
Cas:53-43-0
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inquiryProduct Name Dehydroepiandrosterone Synonyms DHEA; Prasterone; Androstenolone; Dehydroisoandrosterone; trans-Dehydroandrosterone; Hydroxyandrost-5-en-17-one
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inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
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inquiryXi’an Quanao Biotech Co., Ltd. with 18 years experience in plant extract filed. Product grade: Medicine, Health care product, Cosmetics, Food, Beverage, Feed. Hot selling market: Europe, North America, South America, Middle East, Asia Pacifi
Cas:53-43-0
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inquiryProperties Dehydroepiandrosterone is a white crystalline powder, no smell, no smell, stability in the air. Dehydroepiandrosterone/dehydroepiandrostenedione (DHEA,
Cas:53-43-0
Min.Order:5 Kilogram
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inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
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
Product Name: Dehydroepiandrosterone CAS RN.: 53-43-0 EINECS: 200-175-5 Molecular Weight:
Cas:53-43-0
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inquiryADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,
(+)-Dehydroisoandrosterone CAS: 53-43-0 Molecular Formula: C19H28O2 Home Product Category Biomedicine Drug substance (+)-Dehydroisoandrosterone (+)-Dehydroisoandrosterone - Names and Identifiers Name (+)-Dehydroisoandrosterone
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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
Name:Dehydroepiandrosterone CAS NO: 53-43-0 Grade:Medical scientific research and export Molecular formula:C19H28O2 Molecular weight: 288.4244 Product Quality 12 years of chemical raw materials Mature operation of the industry System stabi
Cas:53-43-0
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inquiryOur 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
Cas:53-43-0
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Type:Lab/Research institutions
inquiryLIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.
Cas:53-43-0
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FOB Price: $0.9 / 1.0
Type:Lab/Research institutions
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 manufactu
Cas:53-43-0
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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
Cas:53-43-0
Min.Order:10 Gram
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Type:Trading Company
inquiryDehydroisoandrosterone DHEA CAS: 53-43-0 EINECS: 200-175-5 Molecular Formula: C19H28O2 Molecular Weight: 288.43 Assay: 98% min. Packing: Foil bag or tin. Usage: Pharmaceutical intermediates, For the production of steroidal hormone drugs and
Chemical Name dehydroepiandrosterone Synonyms DHEA;Dehydroisoandrosterone;PRASTERONE;3β-Hydroxy-5-androsten-17-one;17-Hormoforin;Deandros;5-Androsten-3β-ol-17-one;17-Chetovis;Dehydroepiandro
Factory hot sell Dehydroepiandrosterone 53-43-0 with satisfied quality 1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price;
Cas:53-43-0
Min.Order:100 Gram
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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
Cas:53-43-0
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryDHEA CAS No.: 53-43-0 Other Names: DHEA powder MF: C19H28O2 EINECS No.: 200-175-5 Place of Origin: China Type: Antipyretic Analgesics and NSAIDs Gr
Our 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:53-43-0
Min.Order:1 Gram
FOB Price: $50.0
Type:Trading Company
inquiryDehydroepiandrosterone CAS: 53-43-0 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 inte
Cas:53-43-0
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquirySuperiority We can customize and synthesize products that other suppliers may not be able to provide. Advantage cof, mof ligand manufacturer Product Detail
Cas:53-43-0
Min.Order:100 Kilogram
Negotiable
Type:Trading Company
inquiryConditions | Yield |
---|---|
With sodium hydroxide In methanol | 98.54% |
With methanol; sodium hydroxide at 40℃; for 4h; Inert atmosphere; | 94.8% |
With potassium hydroxide In ethanol |
(1aR,3aR,3bS,5aS,8aS,8bR,10aR)-10-Hydroxy-3a,5a-dimethyl-tetradecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-one
dehydroepiandrosterone
Conditions | Yield |
---|---|
With Me3SiN=CMe(1+)*BF4(1-); water In acetonitrile | 96% |
Acetic acid (1aR,3aR,3bS,5aS,8aS,8bR,10aR)-3a,5a-dimethyl-6-oxo-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-10-yl ester
dehydroepiandrosterone
Conditions | Yield |
---|---|
With Me3SiN=CMe(1+)*BF4(1-); water In acetonitrile | 96% |
(17Ξ)-spiro[androst-5-en-17,2'-[1,3]oxathiolan]-3β-ol
dehydroepiandrosterone
Conditions | Yield |
---|---|
With N-Bromosuccinimide; water In acetone at 20℃; for 8h; Hydrolysis; | 88% |
3β-[2-(triphenylsilyl)ethoxycarbonyloxy]androst-5-en-17-one
dehydroepiandrosterone
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride; cesium fluoride In tetrahydrofuran at 0℃; for 0.166667h; Inert atmosphere; | 88% |
5-androsten-3β,17α-diol-17-carboxylic acid
dehydroepiandrosterone
Conditions | Yield |
---|---|
With sodium hydroxide; sodium hypochlorite In diethyl ether 1.) 0 deg C -> room temperature, 2.) room temperature, 3 h; | 85% |
Conditions | Yield |
---|---|
Stage #1: Androstenedione With titanium(IV) oxide; platinum In toluene at 100℃; for 3h; Stage #2: With hydrogen In toluene under 15001.5 Torr; for 8h; Temperature; Reagent/catalyst; Pressure; | 85% |
Multi-step reaction with 2 steps 1.1: potassium tert-butylate / tert-butyl alcohol / 1.5 h / 35 - 40 °C / Inert atmosphere 1.2: 20 - 25 °C 2.1: NADP; magnesium(II) chloride hexahydrate; alpha-D-glucopyranose; NAD+ / 2-methyltetrahydrofuran; aq. phosphate buffer / 20 - 32 °C / Enzymatic reaction View Scheme | |
Multi-step reaction with 2 steps 1: potassium tert-butylate / tert-butyl alcohol / 1 h / 30 - 35 °C / Inert atmosphere 2: D-glucose; NAD; glucose dehydrogenase (CDX-901)_; ketoreductase from Sphingomonas wittichii; potassium carbonate / ethyl acetate; aq. phosphate buffer / 21 h / 32.5 °C / pH 6.3 - 6.5 / Inert atmosphere; Enzymatic reaction View Scheme | |
Multi-step reaction with 4 steps 1: aluminum (III) chloride; 5-sulfosalicylic Acid / 5 h / 20 - 30 °C / Inert atmosphere; Large scale 2: orthoformic acid triethyl ester; boron trifluoride diethyl etherate / dichloromethane / 5 h / 20 - 30 °C / Inert atmosphere 3: calcium borohydride / dichloromethane / 15 h / -20 - -15 °C 4: toluene-4-sulfonic acid / acetone; water / 1 h / 45 - 50 °C / Inert atmosphere View Scheme |
17-oxo-androst-5-en-3β-yl Se-phenyl selenocarbonate
A
dehydroepiandrosterone
B
3β-formyl-oxy-5-androsten-17-one
C
5-androsten-17-one
Conditions | Yield |
---|---|
With 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride In benzene at 80℃; | A 9% B 76% C 5% |
With 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride In 1,3,5-trimethyl-benzene at 164℃; | A 10% B 28% C 62% |
3-tetrahydropyran-2-yloxy-androst-5-en-17-one
dehydroepiandrosterone
Conditions | Yield |
---|---|
With silica gel; copper(II) sulfate In dichloromethane for 24h; Heating; | 70% |
3β-acetoxy-20-hydroxyiminopregna-5,16-diene
dehydroepiandrosterone
Conditions | Yield |
---|---|
Stage #1: 3β-acetoxy-20-hydroxyiminopregna-5,16-diene With pyridine; trichlorophosphate at 0 - 20℃; for 3h; Inert atmosphere; Stage #2: With methanol; sodium hydroxide for 12h; Reflux; | 64% |
Stage #1: 3β-acetoxy-20-hydroxyiminopregna-5,16-diene With pyridine; trichlorophosphate In toluene at 10 - 20℃; for 4h; Bechmanns' reaction; Stage #2: With potassium hydroxide In methanol Heating; | 51.8% |
With pyridine; trichlorophosphate at -5℃; Beckmann rearrangement; | |
Multi-step reaction with 2 steps 1: phosphorus (III) oxychloride 2: potassium hydroxide / methanol View Scheme |
16α-iodo-3β-hydroxy-5-androsten-17-one
A
dehydroepiandrosterone
B
16α-hydroxy dehydroepiandrosterone
Conditions | Yield |
---|---|
With sodium hydroxide In pyridine; water for 1h; | A 20% B 60% |
With sodium hydroxide In pyridine; water for 1h; | A 20% B 60% |
With sodium hydroxide In pyridine; water for 1h; Mechanism; var. of NaOH conc. and time; | A 20% B 60% |
Conditions | Yield |
---|---|
With 1,2,2,6,6-pentamethylpiperidine In water Heating; | A 60% B 40% |
A
dehydroepiandrosterone
B
3β-hydroxy-17,17-ethylenedioxo-5-androstene
C
3-tetrahydropyran-2-yloxy-androst-5-en-17-one
Conditions | Yield |
---|---|
With silica gel; copper(II) sulfate In benzene at 25℃; for 40h; | A 17% B 59% C 2% |
With silica gel; copper(II) sulfate In chloroform at 25℃; for 40h; | A 51% B 6% C 30% |
dehydroepiandrosterone
Conditions | Yield |
---|---|
With 3-chloro-benzenecarboperoxoic acid In dichloromethane at 0℃; for 0.166667h; | 46% |
Phenylselenyl bromide
androstenone hydrazone
A
dehydroepiandrosterone
B
17-bromo-3β-hydroxy-17-selenophenylandrost-5-ene
C
3β-hydroxy-17-phenylselenoandrosta-5,16-diene
Conditions | Yield |
---|---|
With pyridine In tetrahydrofuran | A 45% B 8% C 20% |
5-androstene-3β,17β-diol 3-acetate 17-p-toluene-δ-sulfonate
A
dehydroepiandrosterone
B
androst-5-ene-3β,17α-diol
C
17β-methyl-18-norandrosta-5,13-diene-3β-ol
17-methyl-18-norandrosta-5,13(17)-diene-3β-ol
Conditions | Yield |
---|---|
With potassium acetate In dimethyl sulfoxide at 100℃; for 6h; | A 25% B 41% C n/a D n/a |
A
dehydroepiandrosterone
B
(-)-3β,12β-dihydroxyandrost-5-ene-17-one
Conditions | Yield |
---|---|
Multistep reaction; | A 22% B 35% |
Conditions | Yield |
---|---|
With [2,2]bipyridinyl; Cephalosporium longisporum; Micrococcus sp; Pseudomonas stutzeri at 29℃; for 72h; | A 27% B 6% |
A
dehydroepiandrosterone
C
(-)-3β,12β-dihydroxyandrost-5-ene-17-one
Conditions | Yield |
---|---|
Multistep reaction; | A 21% B 19% C 25% |
Pregnenolone
A
dehydroepiandrosterone
B
17α-Hydroperoxy-5-pregnen-3β-ol-20-on
Conditions | Yield |
---|---|
With 18-crown-6 ether In tetrahydrofuran; benzene at 18℃; under 760 Torr; for 24h; | A 23% B 9% |
Conditions | Yield |
---|---|
With Gelasinospora retispora GRK002 In methanol; water at 34℃; for 336h; pH=5; Microbiological reaction; | A 23% B 18% C 11% |
Conditions | Yield |
---|---|
With potassium phosphate buffer; α-D-glucose 6-phosphate; NADP; phosphatidylcholine Mechanism; pig 17α-hydroxylase-17,20-lyase, NADPH-cytochrome-P-450-reductase, glucose-6-phosphate dehydrogenase, pH 7.2; also in the presence of cytochrome b5 or bovine tests microsomes; also 3β-hydroxyandrost-5-ene-17β-carbaldehyde; | A 16% B 21% |
dehydroepiandrosterone sulfate
A
dehydroepiandrosterone
B
6β-hydroxy-3α,5-cycloandrostan-17-one
Conditions | Yield |
---|---|
Ausbeute in gepufferten wss. Loesungen (pH 1.2-6.8); |
5-androstenedione
A
dehydroepiandrosterone
B
3α-hydroxy-androst-5-en-17-one
Conditions | Yield |
---|---|
With ethanol; nickel Hydrogenation; |
3β-benzoyloxy-androst-5-en-17-one
dehydroepiandrosterone
Conditions | Yield |
---|---|
With potassium hydroxide | |
With potassium hydroxide |
Conditions | Yield |
---|---|
With diethyl ether; hypochloric acid; sodium sulfate at 0℃; Erwaermen des Reaktionsprodukts mit Natriumaethylat und Aethanol und Behandeln des Reaktionsloesung mit wss.H2SO4; |
3β,17-dihydroxy-androst-5-ene-17α-carbonitrile
dehydroepiandrosterone
Conditions | Yield |
---|---|
unter vermindertem Druck; | |
at 110 - 120℃; |
3β-acetoxy-20-methyl-pregnadiene-(5,17(20))
dehydroepiandrosterone
Conditions | Yield |
---|---|
With chloroform; bromine anschliessendes Behandeln mit Ozon; Erhitzen des erhaltenen Reaktionsprodukts mit Zink-Pulver und Essigsaeure und Hydrolysieren des isolierten 3β-Acetoxy-androsten-(5)-ons-(17); | |
With potassium permanganate; acetic acid at 50℃; Erhitzen des erhaltenen Reaktionsprodukts mit Zink-Pulver und Essigsaeure und Hydrolysieren des isolierten 3β-Acetoxy-androsten-(5)-ons-(17); |
Conditions | Yield |
---|---|
In water for 19h; | 100% |
at 20 - 25℃; for 4h; | 100% |
for 5h; Reflux; | 89.3% |
for 5h; Reflux; |
Conditions | Yield |
---|---|
With palladium on activated charcoal; hydrogen In ethanol at 20℃; under 2068.65 Torr; Inert atmosphere; | 100% |
With palladium on activated charcoal; hydrogen In ethanol under 2068.65 Torr; | 100% |
With palladium 10% on activated carbon; hydrogen In ethanol at 40℃; under 2068.65 Torr; for 12h; | 99% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid for 0.0111667h; microwave irradiation; | 100% |
With dmap; triethylamine In dichloromethane at 20℃; for 5h; | 100% |
With dmap; triethylamine In dichloromethane at 20℃; for 5h; | 100% |
dehydroepiandrosterone
ethylene glycol
3β-hydroxy-17,17-ethylenedioxo-5-androstene
Conditions | Yield |
---|---|
With camphor-10-sulfonic acid In toluene at 111℃; | 100% |
With toluene-4-sulfonic acid In benzene for 4.5h; Heating; | 99% |
With camphor-10-sulfonic acid In cyclohexane for 20h; Reflux; | 99% |
dehydroepiandrosterone
tert-butyldimethylsilyl chloride
(3S)-3-tert-butyldimethylsilyloxyandrost-5-en-17-one
Conditions | Yield |
---|---|
With dmap In dichloromethane 1.) 0 deg C, 1 h, 2.) room temperature, 16 h; | 100% |
With dmap; triethylamine In dichloromethane at 20℃; for 15h; | 100% |
With 1H-imidazole In dichloromethane at 25℃; for 12h; | 99% |
dehydroepiandrosterone
diethyl dicarbonate
3β-ethoxycarbonyloxyandrost-5-en-17-one
Conditions | Yield |
---|---|
for 0.5h; Heating; | 100% |
dehydroepiandrosterone
tert-butylchlorodiphenylsilane
(3S,10R,13S)-3-((tert-butyldiphenylsilyl)oxy)-10,13-dimethyl-3,4,7,8,9,10,11,12,13,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-17(2H)-one
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide for 120h; Ambient temperature; | 100% |
With impramine | 99% |
With 1H-imidazole In dichloromethane at 0 - 20℃; for 5h; | 98% |
Conditions | Yield |
---|---|
With pyridine In N,N-dimethyl-formamide at 0 - 20℃; for 2.16667h; Inert atmosphere; | 100% |
With triethylamine In tetrahydrofuran at 20℃; | 97% |
Stage #1: dehydroepiandrosterone With 1H-imidazole In dichloromethane at 20 - 30℃; for 0.0833333h; Stage #2: chloro-trimethyl-silane In dichloromethane at 20 - 30℃; for 2h; Reagent/catalyst; | 81.6% |
Conditions | Yield |
---|---|
With camphor-10-sulfonic acid In cyclohexane at 85℃; for 16h; Dean-Stark; | 99.8% |
dehydroepiandrosterone
dehydroepiandrosterone-17-hydrazone
Conditions | Yield |
---|---|
With barium sulfate; hydrazine hydrate In ethanol; water at 20 - 30℃; for 12h; Large scale; | 99.2% |
With sulfuric acid; hydrazine hydrate In ethanol at 20℃; for 40h; | 98.7% |
Stage #1: dehydroepiandrosterone With hydrazine hydrate In ethanol at 35℃; Stage #2: With hydrazinium sulfate In ethanol at 35℃; for 20h; | 98.5% |
dehydroepiandrosterone
chloromethyl methyl ether
(3β)-3-(methoxymethoxy)-androst-5-en-17-one
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃; for 3.5h; | 99% |
With N,N-dimethyl-aniline In dichloromethane; benzene for 12h; Ambient temperature; | 75% |
cycloheptanoic acid
dehydroepiandrosterone
17-oxaandrost-5-ene-3β-yl cycloheptanoate
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In chloroform at 20℃; for 2h; | 99% |
With dmap; dicyclohexyl-carbodiimide In chloroform at 20℃; for 2h; | 88% |
With dmap; dicyclohexyl-carbodiimide In chloroform Steglich Esterification; | |
With dmap; dicyclohexyl-carbodiimide |
dehydroepiandrosterone
methanesulfonyl chloride
androst-5-en-3β-ol-17-one mesylate
Conditions | Yield |
---|---|
With pyridine at 20 - 25℃; for 20h; Inert atmosphere; | 98.4% |
With pyridine at 20℃; for 24h; | 76% |
dehydroepiandrosterone
pivaloyl chloride
(3S,8R,9S,10R,13S,14S)-10,13-dimethyl-17-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-ylpivalate
Conditions | Yield |
---|---|
With pyridine at 10 - 28℃; for 16.5h; | 98.1% |
With pyridine at 85℃; for 14h; | 91% |
With pyridine; dmap at 0℃; for 4h; | 5.83 g |
Conditions | Yield |
---|---|
With potassium hydroxide; hydrazine hydrate In diethylene glycol a) 120 deg C, 1 h, b) 230 deg C, 3.5 h; | 98% |
Stage #1: dehydroepiandrosterone With hydrazine hydrate In diethylene glycol at 130℃; for 2h; Wolff-Kishner Reduction; Stage #2: With potassium hydroxide In diethylene glycol at 210℃; for 4h; Stage #3: With sulfuric acid In water; diethylene glycol | 95.8% |
With chloro-trimethyl-silane; zinc In methanol; dichloromethane at 0 - 20℃; for 18h; Clemmensen Reduction; | 75% |
dehydroepiandrosterone
benzaldehyde
16-benzylidene-17-oxo-5-androsten-3β-ol
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol at 20℃; for 1h; | 98% |
With methanol; potassium hydrogencarbonate | |
With Aliquat 336; sodium carbonate In water at 80℃; for 2.5h; Aldol Condensation; | |
With potassium fluoride on basic alumina In ethanol for 1h; Claisen-Schmidt Condensation; Reflux; |
dehydroepiandrosterone
benzoyl chloride
3β-benzoyloxy-androst-5-en-17-one
Conditions | Yield |
---|---|
With pyridine at 10 - 25℃; Reagent/catalyst; Temperature; | 98% |
With tetramethylurea at 70 - 75℃; for 3h; | 78% |
With pyridine at 20℃; for 12h; | 76% |
With pyridine |
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane Ambient temperature; | 98% |
Conditions | Yield |
---|---|
With copper(ll) bromide In methanol for 12h; Heating; | 98% |
With copper(ll) bromide In methanol at 70℃; for 12h; | 97% |
With copper(I) bromide In methanol; benzene for 4h; Heating / reflux; | 62.77% |
dehydroepiandrosterone
1-amino-2-propene
17β-allylamino-3β-hydroxyandrost-5-ene
Conditions | Yield |
---|---|
With sodium tris(acetoxy)borohydride; acetic acid In tetrahydrofuran; 1,2-dichloro-ethane at 20℃; | 98% |
With sodium tris(acetoxy)borohydride; acetic acid In tetrahydrofuran; 1,2-dichloro-ethane for 48h; |
Cyclobutanecarboxylic acid
dehydroepiandrosterone
3β-cyclobutylcarbonyloxy-5-androsten-17-one
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In chloroform at 20℃; for 2h; | 98% |
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 2h; | 90.4% |
With dmap; dicyclohexyl-carbodiimide In chloroform at 20℃; for 2h; | 84% |
With dmap; dicyclohexyl-carbodiimide In chloroform Steglich Esterification; | |
With dmap; dicyclohexyl-carbodiimide |
dehydroepiandrosterone
4-fluorobenzaldehyde
(E)-16-(4-fluorophenyl)methylidene-trans-dehydroandrosterone
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol at 20℃; for 1h; | 98% |
With potassium fluoride on basic alumina In ethanol for 1h; Claisen-Schmidt Condensation; Reflux; |
dehydroepiandrosterone
2-methylphenyl aldehyde
(E)-16-(2-methylphenyl)methylidene-trans-dehydroandrosterone
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol at 20℃; for 1h; | 98% |
dehydroepiandrosterone
toluene-4-sulfonic acid hydrazide
dehydroepiandrosterone-17-p-toluenesulfonyl hydrazone
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In tetrahydrofuran Inert atmosphere; Reflux; | 98% |
With toluene-4-sulfonic acid In tetrahydrofuran Reflux; Inert atmosphere; | 98% |
With toluene-4-sulfonic acid In tetrahydrofuran for 3h; Inert atmosphere; | 98% |
With sulfuric acid In methanol for 5h; Reflux; | 91.6% |
With sulfuric acid In methanol at 15℃; for 2h; Concentration; Reflux; | 81.4% |
dehydroepiandrosterone
1-(3,4-dichlorophenyl)-1H-1,2,3-triazole-4-carbaldehyde
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol for 1h; Reflux; | 98% |
dehydroepiandrosterone
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol for 1h; Reflux; | 98% |
dehydroepiandrosterone
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol for 1h; Reflux; | 98% |
dehydroepiandrosterone
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol for 1h; Reflux; | 98% |
dehydroepiandrosterone
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol for 1h; Reflux; | 98% |
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