About us We are a Professionally Managed Biotech Company exclusively into the manufacturing, Marketing and Exporting of Plant Extracts and Health Care Products.There are 15 experts in our research team. We insi
Cas:5289-74-7
Min.Order:1 Kilogram
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Type:Other
inquiryISO/factory/goodquality 1. high quality 2.fast delivery 3, stable stock 4. ISO factory and bulk production Appearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/expre
Cas:5289-74-7
Min.Order:0 Metric Ton
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Type:Manufacturers
inquiryWhy Choose Us 1. Quality Price We are the manufacturer, so we can provide the competitive price and high quality product. 2. Packing Products could be packaged according to customer's specializedrequirements. 3. Transport The products can be tr
Cas:5289-74-7
Min.Order:1000 Kilogram
FOB Price: $70.0 / 75.0
Type:Other
inquiryTrade Assurance Get full protection for your orders 100% Product quality protection 100% On-time shipment protection 100% Payment protection Appearance:White powder Storage:Store in a cool dry place, avoiding sunlight directly Package:aluminium foil
Cas:5289-74-7
Min.Order:5 Kilogram
FOB Price: $2160.0
Type:Lab/Research institutions
inquiryNanjing Spring & Autumn Biological Engineering Co., Ltd. Which was founded at 2008, has an R & D team composed very experienced natural products chemists. The company is a high-tech enterprise engaged in functional health care products raw ma
Cas:5289-74-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryCyanotis Arachnoisea Extract 95% beta Ecdysterone CAS NO.:5289-74-7 Latin Name:Cyanotis arachinoidea CB Clarke Molecular Weight:480.64 Molecular Formula:C27H44O7 Quality data Identification
Cas:5289-74-7
Min.Order:1 Kilogram
FOB Price: $15.0
Type:Trading Company
inquiryWhy is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c
Cas:5289-74-7
Min.Order:1 Kilogram
FOB Price: $175.0 / 550.0
Type:Trading Company
inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:5289-74-7
Min.Order:0 Metric Ton
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Type:Manufacturers
inquiryHebei yanxi chemical co., LTD is a professional research, development and production 2-phenylacetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carbon environ
Cas:5289-74-7
Min.Order:100 Gram
FOB Price: $2.0
Type:Manufacturers
inquiryFactory supply Hydroxyecdysone CAS 5289-74-7 with reasonable price Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed ad
Cas:5289-74-7
Min.Order:1 Gram
FOB Price: $10.0
Type:Trading Company
inquiryBuilding Healthy Life Professional Factory We has a complete production and operating system, with an annual output capacity of 2000 tons. It can produce variety of content and proportion of extract according to the demand . Appearance:Brown yell
Cas:5289-74-7
Min.Order:1 Kilogram
FOB Price: $370.0 / 2459.0
Type:Manufacturers
inquiryhigh quality Appearance:white 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 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
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:5289-74-7
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiry5289-74-7 - Physico-chemical Properties Molecular Formula C27H44O7 Molar Mass 480.64 Density 1.0760 (rough estimate) Melting Point 242-244°C Boling Point 498.63°C (rough estimate)
Cas:5289-74-7
Min.Order:1 Gram
FOB Price: $159.0 / 170.0
Type:Lab/Research institutions
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:5289-74-7
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
inquiryName: Ecdysterone The alias:exahydroxycholest-7-en-6-one;2BETA,3BETA, CAS NO:5289-74-7 EINECS NO:811-097-1 Molecular formula:C27H44O7 Molecular weight:480.63406 Product Quality 12 years of chemical raw materials Mature operation of the
Cas:5289-74-7
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
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:5289-74-7
Min.Order:1 Kilogram
FOB Price: $3.0 / 10.0
Type:Trading Company
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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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
Cas:5289-74-7
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiry1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W
Cas:5289-74-7
Min.Order:1 Kilogram
FOB Price: $289.0 / 499.0
Type:Trading Company
inquiryProduct name Beta Ecdysterone CAS 5289-74-7 MF C27H44O7 MW 480.64 Appearance: white powder Storage:Store in cool and dry place, away from sun light. Package: 25kgs/drum Application:Health Food Tra
Our 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:5289-74-7
Min.Order:10 Gram
Negotiable
Type:Other
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:5289-74-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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:5289-74-7
Min.Order:10 Gram
FOB Price: $1.22
Type:Trading Company
inquiryPacking: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Appearance:white powder/ Refer to COA Storage:Refer to COA
Cas:5289-74-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryHubei CuiRan Biotechnology Co., 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 Medicine)
Cas:5289-74-7
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
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 present,
Cas:5289-74-7
Min.Order:1 Gram
FOB Price: $700.0
Type:Trading Company
inquiryHydroxyecdysone CAS: 5289-74-7 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 intermedi
Cas:5289-74-7
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:5289-74-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry20-Hydroxyecdysone
Conditions | Yield |
---|---|
With sodium hydroxide In methanol for 2.5h; Heating; | 89% |
14alpha-Hydroperoxy-20-hydroxyecdysone
A
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With iron(II) sulfate In tetrahydrofuran; water Ambient temperature; pH=3; | A 5% B 85% |
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With lithium In tetrahydrofuran; ammonia for 1h; | 82% |
(20R,22R)-22-hydroxy-2β,3β,14,20,25-pentakis-(trimethyl-silanyloxy)-5β-cholest-7-en-6-one
A
20-Hydroxyecdysone
B
(20R,22S)-2β,3β,14,20,22,25-hexahydro-5β-cholest-7-en-6-one
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride In tetrahydrofuran at 20℃; | A 80% B n/a |
22-Dehydro-20-hydroxyecdysone
A
20-Hydroxyecdysone
B
(20R,22S)-2β,3β,14,20,22,25-hexahydro-5β-cholest-7-en-6-one
Conditions | Yield |
---|---|
With lithium tri-t-butoxyaluminum hydride In tetrahydrofuran 1) -78 deg C, 3h, 2) 20 deg C, 1h; | A 6% B 68% |
Yield given. Yields of byproduct given; | |
With lithium tri-t-butoxyaluminum hydride Yield given. Multistep reaction. Yields of byproduct given; |
Turkesterone
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With sodium nitrite; palladium on activated charcoal In ethanol; water under 760 Torr; for 1h; | 67% |
(20R,22R)-2β,3β,14α,25-tetrahydroxy-20,22-(butan-2-yl)boranediyldioxy-5β-cholest-7-en-6-one
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With dihydrogen peroxide In tetrahydrofuran; water for 0.166667h; | 58% |
A
20-Hydroxyecdysone
B
14alpha-Hydroperoxy-20-hydroxyecdysone
Conditions | Yield |
---|---|
With oxalic acid In methanol for 6h; Ambient temperature; darkness; | A 9% B 57% |
2,3-didehydro-2,3-dideoxy-20-hydroxyecdysone
A
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With pyridine; osmium(VIII) oxide | A 54% B 32% |
20-hydroxyecdysone-2,3,22-triacetate
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With potassium hydroxide In methanol Heating; |
(20R,22R)-2β,3β,14,20,22,25-hexakis-(trimethylsilanyloxy)-5β-cholest-7-en-6-one
20-Hydroxyecdysone
Conditions | Yield |
---|---|
Yield given. Multistep reaction; |
2,22-dideoxyecdysone
A
20-Hydroxyecdysone
B
ecdysone
C
22-Deoxyecdysone
D
2-deoxyecdysone
Conditions | Yield |
---|---|
With Locusta migratoria at 33℃; for 6h; Product distribution; tissue distr. of C22 hydroxylase; |
ecdysterone 20-O-benzoate
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With potassium hydrogencarbonate In methanol; water at 20 - 38℃; for 204h; | 7 mg |
Sileneoside B
A
20-Hydroxyecdysone
B
ecdysterone 22-O-α-D-galactopyranoside
Conditions | Yield |
---|---|
In water at 27℃; for 528h; galactosidase; | A 10 mg B 7 mg |
14alpha-Hydroperoxy-20-hydroxyecdysone
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With dimethylsulfide In dichloromethane Ambient temperature; Yield given; |
A
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With potassium carbonate In methanol for 0.5h; Ambient temperature; | A n/a B 11 mg |
(2S,3R,5R,9R,10R,13R,14S,17S)-10,13-Dimethyl-17-((1R,2R)-1,2,5-trihydroxy-1,5-dimethyl-hexyl)-1,2,3,4,5,6,9,10,11,12,13,15,16,17-tetradecahydro-cyclopenta[a]phenanthrene-2,3,6,14-tetraol
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In 1,4-dioxane | |
Multi-step reaction with 2 steps 1: O2 / Pt / H2O 2: NaBH4 / ethanol; tetrahydrofuran View Scheme |
3-Dehydro-2O-hydroxyecdyson
A
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With sodium tetrahydroborate In tetrahydrofuran; ethanol |
Conditions | Yield |
---|---|
With ecdysone 20-monooxygenase; oxygen; NADPH hydroxylation catalyzed by ecdysone 20-monooxygenase; other reagents; |
20-hydroxyecdysone 3-O-α-D-galactoside
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With almond enzymes; water at 36℃; for 720h; Hydrolysis; Enzymatic reaction; |
ecdysone
A
20-Hydroxyecdysone
B
3-epi-26-hydroxyecdysone
C
26-hydroxyecdysone
E
3-epi-20,26-dihydroxyecdysone
F
20,26-dihydroxyecdysone
Conditions | Yield |
---|---|
metabolism after injection into Pieris brassicae (Lepidoptera) pharate pupae, 3H labeled study; |
ponasterone A
A
20-Hydroxyecdysone
B
inokosterone
C
25-deoxy-20-hydroxyecdyson-26-oic acid
D
20-hydroxyecdyson-26-oic acid
E
20,26-dihydroxyecdysone
Conditions | Yield |
---|---|
With air; D-glucose; epidermis of premolt crab Carcinus maenas L; penicillin G; 2-amino-2-hydroxymethyl-1,3-propanediol; monophenylthiourea In water at 20℃; for 48h; Mechanism; different metabolism after incubation of various tissues or injection in intermolt and premolt crabs (Carcinus maenas L.), 3H labeled studies; |
26-hydroxyecdysone
A
20-Hydroxyecdysone
B
ecdysone
C
3-epi-26-hydroxyecdysone
E
3-epi-20,26-dihydroxyecdysone
F
20,26-dihydroxyecdysone
Conditions | Yield |
---|---|
metabolism after injection into Pieris brassicae (Lepidoptera) pharate pupae, 3H labeled study; |
[2β-2H]cholesterol
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With Tween 80; hairy roots of Ajuga reptans var. atropurpurea In methanol; chloroform; acetone hydroxylation; Irradiation; | 6.0 mg |
20-Hydroxyecdysone-3-beta-D-glucopyranoside
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With hydrogenchloride In methanol for 4h; Heating; |
6β-hydroxy-5α-cholest-2-ene
20-Hydroxyecdysone
Conditions | Yield |
---|---|
Multi-step reaction with 10 steps 1: 83 percent / p-TsOH*H2O / CH2Cl2 / 0.5 h / 20 °C 2: 80 percent / m-chloroperbenzoic acid; Na2CO3 / CH2Cl2 / 0.5 h / 20 °C 3: 93 percent / LiAlD4 / tetrahydrofuran / 0.5 h / 60 °C 4: pyridinium chlorochromate; NaOAc; molecular sieves 4 Angstroem / CH2Cl2 / 0.17 h / 20 °C 5: LiAlH4 / tetrahydrofuran / 0.33 h / 20 °C 6: pyridine / 20 °C 7: 2 N aq. HCl / methanol; tetrahydrofuran / 6 h / 20 °C 8: POCl3; pyridine / 3 h / 20 °C 9: KOH / methanol; tetrahydrofuran / 20 °C 10: 6.0 mg / hairy roots of Ajuga reptans var. atropurpurea; Tween 80 / acetone; CHCl3; methanol / Irradiation View Scheme |
C29H47(2)HO2
20-Hydroxyecdysone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: KOH / methanol; tetrahydrofuran / 20 °C 2: 6.0 mg / hairy roots of Ajuga reptans var. atropurpurea; Tween 80 / acetone; CHCl3; methanol / Irradiation View Scheme |
2-[(5S,6R,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-4,5,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-6-yloxy]-tetrahydro-pyran
20-Hydroxyecdysone
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1: 80 percent / m-chloroperbenzoic acid; Na2CO3 / CH2Cl2 / 0.5 h / 20 °C 2: 93 percent / LiAlD4 / tetrahydrofuran / 0.5 h / 60 °C 3: pyridinium chlorochromate; NaOAc; molecular sieves 4 Angstroem / CH2Cl2 / 0.17 h / 20 °C 4: LiAlH4 / tetrahydrofuran / 0.33 h / 20 °C 5: pyridine / 20 °C 6: 2 N aq. HCl / methanol; tetrahydrofuran / 6 h / 20 °C 7: POCl3; pyridine / 3 h / 20 °C 8: KOH / methanol; tetrahydrofuran / 20 °C 9: 6.0 mg / hairy roots of Ajuga reptans var. atropurpurea; Tween 80 / acetone; CHCl3; methanol / Irradiation View Scheme |
[2β-2H]-5α-cholestane-3β,6β-diol 3-acetate
20-Hydroxyecdysone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: POCl3; pyridine / 3 h / 20 °C 2: KOH / methanol; tetrahydrofuran / 20 °C 3: 6.0 mg / hairy roots of Ajuga reptans var. atropurpurea; Tween 80 / acetone; CHCl3; methanol / Irradiation View Scheme |
(2R,3S,5S,6R,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-6-(tetrahydro-pyran-2-yloxy)-hexadecahydro-20-oxa-cyclopropa[2,3]cyclopenta[a]phenanthrene
20-Hydroxyecdysone
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1: 93 percent / LiAlD4 / tetrahydrofuran / 0.5 h / 60 °C 2: pyridinium chlorochromate; NaOAc; molecular sieves 4 Angstroem / CH2Cl2 / 0.17 h / 20 °C 3: LiAlH4 / tetrahydrofuran / 0.33 h / 20 °C 4: pyridine / 20 °C 5: 2 N aq. HCl / methanol; tetrahydrofuran / 6 h / 20 °C 6: POCl3; pyridine / 3 h / 20 °C 7: KOH / methanol; tetrahydrofuran / 20 °C 8: 6.0 mg / hairy roots of Ajuga reptans var. atropurpurea; Tween 80 / acetone; CHCl3; methanol / Irradiation View Scheme |
20-Hydroxyecdysone
acetone
20-hydroxyecdysone 2,3:20,22-diacetonide
Conditions | Yield |
---|---|
With (1S)-10-camphorsulfonic acid at 25℃; Inert atmosphere; | 97% |
With toluene-4-sulfonic acid Cyclization; | 85% |
With phosphomolybdic acid at 25℃; for 0.583333h; | 82% |
20-Hydroxyecdysone
acetone
20-hydroxyecdysone 20,22-acetonide
Conditions | Yield |
---|---|
With tetrafluoroboric acid at 25℃; for 0.166667h; | 97% |
With toluene-4-sulfonic acid | 93% |
With toluene-4-sulfonic acid In methanol | 89% |
With phosphomolybdic acid In methanol at 20℃; for 0.166667h; | 45.43% |
20-Hydroxyecdysone
Conditions | Yield |
---|---|
With sodium nitrite; palladium on activated charcoal In ethanol; water under 760 Torr; for 3h; | 96% |
With palladium 10% on activated carbon; hydrogen; sodium In methanol at 20℃; for 3h; | 91% |
With lithium aluminium tetrahydride In diethyl ether at 20℃; for 0.5h; | 21% |
20-Hydroxyecdysone
14alpha-Hydroperoxy-20-hydroxyecdysone
Conditions | Yield |
---|---|
With hydrogenchloride In tetrahydrofuran for 6h; Ambient temperature; | 95% |
Multi-step reaction with 2 steps 1: ammonia; lithium / tetrahydrofuran / 0.5 h / -33 °C 2: oxygen View Scheme |
20-Hydroxyecdysone
(trifluoromethyl)trimethylsilane
(20R,22R)-2β,3β,14,20,22,25-hexakis-(trimethylsilanyloxy)-5β-cholest-7-en-6-one
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride In tetrahydrofuran for 0.05h; | 95% |
Conditions | Yield |
---|---|
Stage #1: 20-Hydroxyecdysone With ammonia; lithium In tetrahydrofuran at -33℃; for 0.5h; Inert atmosphere; Stage #2: propargyl bromide In tetrahydrofuran at 20℃; for 24h; Inert atmosphere; | 94% |
20-Hydroxyecdysone
acetone
A
20-hydroxyecdysone 20,22-acetonide
B
20-hydroxyecdysone 2,3:20,22-diacetonide
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In methanol for 1h; | A 93% B 2% |
Conditions | Yield |
---|---|
With (1S)-10-camphorsulfonic acid at 25℃; Inert atmosphere; | 93% |
Conditions | Yield |
---|---|
Stage #1: 20-Hydroxyecdysone With lithium In tetrahydrofuran at -33℃; for 0.5h; Inert atmosphere; Stage #2: propargyl bromide In tetrahydrofuran at 20℃; for 12h; Inert atmosphere; | 92% |
Conditions | Yield |
---|---|
In pyridine; tert-Amyl alcohol at 45℃; for 168h; Candida antarctica lipase B supported on acrylic resin (Novozym 435); | 90% |
With pyridine; lipase In tert-Amyl alcohol at 45℃; Product distribution / selectivity; | |
With pyridine; lipase In acetonitrile at 45℃; Product distribution / selectivity; |
Conditions | Yield |
---|---|
With phosphomolybdic acid at 25℃; for 0.5h; | 90% |
Conditions | Yield |
---|---|
Stage #1: 20-Hydroxyecdysone; acetaldehyde at 2℃; for 72h; Stage #2: With phosphomolybdic acid at 25℃; for 0.166667h; | 88% |
Conditions | Yield |
---|---|
With pyridine at 0 - 20℃; Inert atmosphere; | 87% |
trimethylsilyl trifluoromethanesulfonate
20-Hydroxyecdysone
(20R,22R)-2β,3β,14,20,22,25-hexakis-(trimethylsilanyloxy)-5β-cholest-7-en-6-one
Conditions | Yield |
---|---|
With 2,6-dimethylpyridine In tetrahydrofuran at 20℃; | 86% |
20-Hydroxyecdysone
Conditions | Yield |
---|---|
Stage #1: 20-Hydroxyecdysone With hydroxylamine hydrochloride In pyridine at 70℃; for 72h; Stage #2: With potassium hydroxide In ethanol Stage #3: With phosphomolybdic acid In methanol for 1h; | 86% |
Conditions | Yield |
---|---|
In chloroform at 25℃; for 24h; | 85% |
Conditions | Yield |
---|---|
With pyridine at 0 - 20℃; Inert atmosphere; | 85% |
Conditions | Yield |
---|---|
Stage #1: indole-3-acetic acid With dicyclohexyl-carbodiimide In 1,4-dioxane for 1h; Inert atmosphere; Stage #2: 20-Hydroxyecdysone With dmap In 1,4-dioxane at 40℃; for 22h; Inert atmosphere; | 83% |
Conditions | Yield |
---|---|
Stage #1: 20-Hydroxyecdysone With ammonia; lithium In tetrahydrofuran at -33℃; for 0.5h; Stage #2: methyl iodide In tetrahydrofuran at 20℃; for 24h; stereospecific reaction; | A 82% B 8% C 8% |
20-Hydroxyecdysone
Poststerone
Conditions | Yield |
---|---|
With [bis(acetoxy)iodo]benzene In methanol at 20℃; for 0.75h; | 81.41% |
With bis-[(trifluoroacetoxy)iodo]benzene In methanol at 20℃; for 1h; | 57.8% |
With bis-[(trifluoroacetoxy)iodo]benzene | 57.8% |
With chromium(VI) oxide; sulfuric acid In acetone |
20-Hydroxyecdysone
acetic anhydride
20-hydroxyecdysone-2,3,22-triacetate
Conditions | Yield |
---|---|
With pyridine at 0 - 20℃; Inert atmosphere; | 80% |
With pyridine at 20℃; | 34 mg |
Conditions | Yield |
---|---|
With phosphomolybdic acid at 25℃; for 0.0833333h; | A 20% B 78% |
Conditions | Yield |
---|---|
With pyridine at 0 - 20℃; Inert atmosphere; | 77% |
Conditions | Yield |
---|---|
Stage #1: 20-Hydroxyecdysone With ammonia; lithium In tetrahydrofuran at -33℃; for 0.5h; Inert atmosphere; Stage #2: propargyl bromide In tetrahydrofuran at 20℃; for 24h; Inert atmosphere; | A 12% B 10% C 75% |
Conditions | Yield |
---|---|
Stage #1: 20-Hydroxyecdysone With ammonia; lithium In tetrahydrofuran at -33℃; for 0.5h; Stage #2: allyl bromide In tetrahydrofuran at 20℃; for 24h; stereospecific reaction; | A 72% B 10% C 8% D 7% |
20-Hydroxyecdysone
2-Methoxybenzoyl chloride
Conditions | Yield |
---|---|
With pyridine | 71.2% |
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