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
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:566-19-8
Min.Order:1 Kilogram
FOB Price: $10.0
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:566-19-8
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryItems Standard Result Appearance White or almoset white crystalline powder White crystalline powder Purity
Cas:566-19-8
Min.Order:1 Kilogram
FOB Price: $550.0 / 800.0
Type:Manufacturers
inquiry1.High quality : the purity is 99% min . through multiple producing procedures. 2.Competitive price : low price because of our skilled production technolpgy ,save the production cost at most , and give big profit room to our customers
Cas:566-19-8
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryHebei yanxi chemical co. LTD. has expanded a compositive entity from initially only as a small manufacturer. The company dedicated to the development, production and marketing of chemicals. After many years of efforts, we have established stable
Cas:566-19-8
Min.Order:1 Metric Ton
FOB Price: $1.0 / 2.0
Type:Manufacturers
inquirySpecification Description White crystalline powder Loss on drying NMT 0.5% Melting point 240
Cas:566-19-8
Min.Order:5 Kilogram
Negotiable
Type:Trading Company
inquiry7-Keto-dehydroepiandrosterone CAS No.:566-19-8 Name: 7-Keto-dehydroepiandrosterone Synonyms: 7-Hydroxydehydroepiandrosterone; 5-Androstene-3b-ol-7,17-dione Molecular Stru
Cas:566-19-8
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Other
inquiry7-keto DHEA Product Name: 7-keto DHEA Quantity: 15kg Batch No: Y016-3
Cas:566-19-8
Min.Order:1 Kilogram
Negotiable
Type:Other
inquiry1. 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:566-19-8
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiry7-Keto-Dehydroepiandrosterone CAS: 566-19-8 Molecular Formula: C19H26O3 Home Product Category Organic raw materials Ketones 566-19-8 566-19-8 - Names and Identifiers Name 7-Keto-Dehydroepiandrosterone Synonyms 7-Ke
Cas:566-19-8
Min.Order:1 Gram
FOB Price: $159.0 / 170.0
Type:Trading Company
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:566-19-8
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
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
Cas:566-19-8
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryName:7-Keto-Dehydroepiandrosterone CAS NO: 566-19-8 Grade:Medical scientific research and export Molecular formula: C19H26O3 Molecular weight: 302.4079 Product Quality 12 years of chemical raw materials Mature operation of the industry Sys
Cas:566-19-8
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
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:566-19-8
Min.Order:1 Kilogram
Negotiable
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 manufacturin
Cas:566-19-8
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
Cas:566-19-8
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:566-19-8
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&
Cas:566-19-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAdvantages: Hubei XinRunde Chemical Co., Ltd is a renowned pharmaceutical manufacturer. We can offer high quality products at competitive price in quick delivery with 100% custom pass guaranteed. Never stop striving to offer our best s
Cas:566-19-8
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:566-19-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryQingdao 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 intermediates, steroids, pharmaceutical i
Cas:566-19-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe have overseas warehouses in California, Nuevo Laredo, Mexico, Vancouver, Canada, Amsterdam, The Netherlands and Melbourne, Australia. Overseas warehouses can provide some of the best selling products. We look forward to cooperating with strong loc
Cas:566-19-8
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryProduct Detail Minimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,
Cas:566-19-8
Min.Order:20 Metric Ton
Negotiable
Type:Trading Company
inquiry1.High Quality: Quality is life. Quality is the most important element for all goods. We have a lab doing research in Wuhan China and produce sarms in bulk quantity. We have 8 years experience making all kinds of sarms. And all our old customers
Cas:566-19-8
Min.Order:10 Gram
Negotiable
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
1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:566-19-8
Min.Order:1 Kilogram
FOB Price: $30.0 / 50.0
Type:Lab/Research institutions
inquiry7-Oxodehydroepiandrosterone CAS: 566-19-8 Specification Item Standard Identification A.H-NMR:Comply with the structure B.LC-MS:Comply with the structure C.The
Cas:566-19-8
Min.Order:1 Kilogram
FOB Price: $100.0 / 150.0
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:normal temperature Package:1kg, 5kg, 25kg by plastic bag and aluminum foi
Cas:566-19-8
Min.Order:1 Kilogram
FOB Price: $700.0
Type:Lab/Research institutions
inquiryOur 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 qual
Cas:566-19-8
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryConditions | Yield |
---|---|
With tert.-butylhydroperoxide; N-hydroxyphthalimide; cobalt(II) acetate In acetone at 20℃; for 5h; regioselective reaction; | 81.1% |
With N-hydroxyphthalimide; sodium dichromate; chromium(III) perchlorate In acetone at 20℃; for 48h; Product distribution / selectivity; | 74.25% |
With tert.-butylhydroperoxide; dirhodium(II) tetrakis(caprolactam) In water; 1,2-dichloro-ethane at 40℃; for 20h; | 74% |
(3S,8R,9S,10R,13S,14S)-3-hydroxy-10,13-dimethyl-1,3,4,8,9,10,11,12,13,14,15,16-dodecahydrospiro[cyclopenta[a]phenanthrene-17,2'-[1,3]dioxolan]-7(2H)-one
5-androstene-3β-ol-7,17-dione
Conditions | Yield |
---|---|
With perchloric acid; water In acetone at 20℃; for 20h; | 65% |
dehydroepiandrosterone
A
5-androstene-3β-ol-7,17-dione
B
3β,7α-dihydroxyandrost-5-ene-17-one
C
5-androsten-3β,7β-diol-17-one
Conditions | Yield |
---|---|
With Mortierella isabellina AM212 fungal strain for 12h; Enzymatic reaction; | A 6% B 53.5% C 24% |
With Absidia coerulea AM93 In acetone at 20℃; for 8h; Time; Enzymatic reaction; | A 5.5% B 22% C 49% |
3β-hydroxy-17,17-ethylenedioxo-5-androstene
5-androstene-3β-ol-7,17-dione
Conditions | Yield |
---|---|
With CrO3/NHPI on activated clay In dichloromethane at 20℃; | 40% |
prasterone acetate
A
5-androstene-3β-ol-7,17-dione
B
3β,7α-dihydroxyandrost-5-ene-17-one
C
5-androsten-3β,7β-diol-17-one
D
3β,14α-dihydroxyandrost-5-en-7,17-dione
Conditions | Yield |
---|---|
With Cunninghamella elegans In ethanol for 72h; Further byproducts given; | A 5.4% B 26.8% C 9% D 1.1% |
With Cunninghamella elegans In ethanol for 72h; Further byproducts given; | A 5.4% B 26.8% C 9% D 1.1% |
dehydroepiandrosterone
A
5-androstene-3β-ol-7,17-dione
B
3β,7α-dihydroxyandrost-5-ene-17-one
C
5-androsten-3β,7β-diol-17-one
Conditions | Yield |
---|---|
With Ulocladium chartarum MRC 72584 In water; N,N-dimethyl-formamide at 28℃; for 120h; Enzymatic reaction; | A 6% B 12% C 16% D 3% E 4% F 2% G 3% |
prasterone acetate
A
5-androstene-3β-ol-7,17-dione
B
5-androsten-3β,7β-diol-17-one
C
5,6β-epoxy-3β,12α-dihydroxy-5β-androstan-17-one
D
3β,14α-dihydroxyandrost-5-en-7,17-dione
Conditions | Yield |
---|---|
With Cunninghamella elegans In ethanol for 72h; Further byproducts given; | A 5.4% B 9% C 4.1% D 1.1% |
Conditions | Yield |
---|---|
und anschliessend Hydrolysieren; |
Conditions | Yield |
---|---|
With chromium(VI) oxide und anschliessend Hydrolysieren; |
Conditions | Yield |
---|---|
With sodium carbonate In methanol | |
With sodium hydrogencarbonate In methanol | 307 mg |
dehydroepiandrosterone
A
5-androstene-3β-ol-7,17-dione
B
3β,7α-dihydroxyandrost-5-ene-17-one
C
Androst-5-ene-3beta,7alpha,17beta-triol
Conditions | Yield |
---|---|
With fungus Fusarium oxysporum var. cubense In ethanol at 27℃; Product distribution; biotransformation; Microbiological reaction; fungus Fusarium oxysporum var. cubense (from rhizome of banana plant showing symptoms of Panama disease); | |
With fungus Fusarium oxysporum In ethanol at 27℃; for 180h; biotransformation; Title compound not separated from byproducts; |
5-androstene-3β-ol-7,17-dione
Conditions | Yield |
---|---|
With perchloric acid In ethyl acetate at 25℃; for 0.25h; | 99.5 % Chromat. |
5-androsten-7,17-dione-3β-ol ethylene ketal tert-butyldimethylsilyl ether
5-androstene-3β-ol-7,17-dione
Conditions | Yield |
---|---|
With hydrogenchloride In tetrahydrofuran; methanol |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 72 percent / N-hydroxyphthalimide, azobis(cyclohexane-carbonitrile), air / acetone; ethyl acetate / 9 h / Heating 2: Na2CO3 / methanol View Scheme |
3β,7α-dihydroxyandrost-5-ene-17-one
5-androstene-3β-ol-7,17-dione
Conditions | Yield |
---|---|
With polyoxyethylenesorbitan monooleate; soy protein, hydrolyzed; dipotassium hydrogenphosphate; potassium dihydrogenphosphate; yiest; autolysed extract of In water for 144h; Enzymatic reaction; | |
With Mortierella isabellina AM212 fungal strain for 12h; Enzymatic reaction; | 9.7 %Chromat. |
Conditions | Yield |
---|---|
With Mortierella isabellina AM212 fungal strain for 12h; Enzymatic reaction; | 32 %Chromat. |
5-androstene-3β-ol-7,17-dione
acetic anhydride
3-O-acetyl-7-oxo-dehydroepiandrosterone
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid for 0.0333333h; microwave irradiation; | 96% |
for 3h; Reflux; | 85% |
5-androstene-3β-ol-7,17-dione
tert-butyldimethylsilyl chloride
(3β)-3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]androst-5-ene-7,17-dione
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 3h; | 92.6% |
With 1H-imidazole |
Conditions | Yield |
---|---|
In N-methyl-acetamide | 92.6% |
Conditions | Yield |
---|---|
In pyridine at 0 - 5℃; | 90% |
Conditions | Yield |
---|---|
In pyridine | 90% |
Conditions | Yield |
---|---|
With sodium tetrahydroborate; cerium(III) chloride In methanol; dichloromethane at 0 - 5℃; for 0.5h; pH=15; | 88% |
Conditions | Yield |
---|---|
With perchloric acid In methanol; water at 20℃; for 12h; | 80% |
5-androstene-3β-ol-7,17-dione
androst-5-en-7,17-dione-3β-yl 2-[4-N,N-bis(2-chloroethyl)amino-phenyl]butanoate
Conditions | Yield |
---|---|
With dmap In toluene for 1.5h; Inert atmosphere; Reflux; | 80% |
Conditions | Yield |
---|---|
In pyridine at 0 - 5℃; | 78% |
5-androstene-3β-ol-7,17-dione
Conditions | Yield |
---|---|
With potassium permanganate; sodium periodate; potassium carbonate In water; tert-butyl alcohol at 60℃; for 2.33333h; | 78% |
Conditions | Yield |
---|---|
In tetrahydrofuran-pyridine | 78% |
Conditions | Yield |
---|---|
In pyridine | 78% |
3,4-dihydro-2H-pyran
5-androstene-3β-ol-7,17-dione
A
3β-(2-tetrahydropyranyloxy)-androst-5-ene-7,17-dione
B
androsta-3,5-diene-7,17-dione
Conditions | Yield |
---|---|
With pyridinium p-toluenesulfonate In dichloromethane at 20℃; for 3h; | A 68% B 0.150 g |
Conditions | Yield |
---|---|
In pyridine at 0 - 5℃; | 65% |
octyl chloroformate
5-androstene-3β-ol-7,17-dione
3β-carbooctyloxyandrost-5-ene-7,17-dione
Conditions | Yield |
---|---|
In pyridine | 65% |
5-androstene-3β-ol-7,17-dione
(fluorenylmethoxy)carbonyl chloride
Conditions | Yield |
---|---|
In pyridine at 20℃; for 1h; | 57% |
5-androstene-3β-ol-7,17-dione
Conditions | Yield |
---|---|
With cyclohexanone; aluminum isopropoxide; toluene |
5-androstene-3β-ol-7,17-dione
p-toluenesulfonyl chloride
3β-Tosyloxy-androsten-(5)-dion-(7,17)
Conditions | Yield |
---|---|
With pyridine |
diazomethane
5-androstene-3β-ol-7,17-dione
Conditions | Yield |
---|---|
(i) aq. H2O2, KOH, MeOH, (ii) /BRN= 102415/; Multistep reaction; |
Conditions | Yield |
---|---|
With pyridine |
Conditions | Yield |
---|---|
With pyridine |
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