DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
Cas:50-50-0
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryApplications: 1. Hypoplasia of uterus after less, amenorrhea, or month 2. Menopausal syndrome women entered a period years, ovarian function decline gradually 3. Breast pain (milk) back stop lactating breast tenderness, with lar
Cas:50-50-0
Min.Order:1 Kilogram
Negotiable
Type:Other
inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; ...... Appearance:White or almost white crystalline powder Storage:-20°C Pa
Cas:50-50-0
Min.Order:1 Kilogram
FOB Price: $1200.0
Type:Trading Company
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:50-50-0
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
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,
Shanghai 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:50-50-0
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:50-50-0
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryName:Estradiol benzoate The alias:(17beta)-Estra-1,3,5(10)-triene-3,17-diol 3-benzoate;1,3,5(10)-Estratriene-3, CAS NO:50-50-0 EINECS NO:200-043-7 Molecular formula:C25H28O3 Molecular weight:376.488 Product Quality 12 years of chemical raw
Cas:50-50-0
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
inquiryProduct Name: Estradiol benzoate Synonyms: 3-Benzoyloxy-17β-estrol;Estradiol Benzoate (250 mg) (AS);Estradiol Benzoate, Powder, BP;17-Estradiol-d3 3-Benzoate;(8R,9S,13S,14S,17S)-17-hydroxy-13-Methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyc
Cas:50-50-0
Min.Order:1 Kilogram
FOB Price: $500.0
Type:Lab/Research institutions
inquiryEstradiol benzoate Basic information Product Name: Estradiol benzoate Synonyms: (17beta)-Estra-1,3,5(10)-triene-3,17-diol 3-benzoate;1,3,5(10)-Estratriene-3,17-diol-3-benzoate;1,3,5(10)-Oestratriene-3,17-beta-diol 3-benzoate;1,3,5(10)-oestratri
Our advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
Cas:50-50-0
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
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:50-50-0
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 have s
Cas:50-50-0
Min.Order:1 Kilogram
FOB Price: $0.99
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:50-50-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:white crystalline powder Storage:Store in sealed containers
Cas:50-50-0
Min.Order:100 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:50-50-0
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:50-50-0
Min.Order:10 Gram
FOB Price: $3.2
Type:Trading Company
inquiryWuhan hanweishi Pharmchem Co., Ltd(Hanways chempharm) is a specialized company concentrating on the R&D, production, marketing and technical service of APIs and pharmaceutical intermediates. The leading products range are APIs, Hormones, Peptides
Cas:50-50-0
Min.Order:100 Kilogram
FOB Price: $1.0 / 5.0
Type:Trading Company
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:50-50-0
Min.Order:1 Kilogram
FOB Price: $986.0 / 1151.0
Type:Trading Company
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:50-50-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe generally use secure shipping methods that do not require you to do any customs clearance. Free shipping to your address without worrying about any customs issues. We have a professional customs clearance team to 100% guarantee the safe delivery o
Cas:50-50-0
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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:50-50-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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:50-50-0
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. hplc and nmr is available if needed. 2.reasonable price: we provide high quality products wi
Cas:50-50-0
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiry1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of h
Cas:50-50-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHebei Mojin Biotechnology Co., Ltd, Our company is a professional chemical raw materials and chemical reagents research and development production enterprises. We have several production line,So we can control the lowest price. We also have several
Cas:50-50-0
Min.Order:25 Gram
FOB Price: $90.0 / 100.0
Type:Trading Company
inquiry1. 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:50-50-0
Min.Order:1 Kilogram
FOB Price: $50.0 / 100.0
Type:Lab/Research institutions
inquiryQ1: Are you a manufacturer?Answer: Yes, we are factory founded on 2002. Q2: How to contact with us?Click "contact supplier" And then send us message the product you interest in, you will get reply within 12 hours. Q3:Which kind of payment terms do yo
Cas:50-50-0
Min.Order:0
Negotiable
Type:Trading Company
inquiryOur Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
Cas:50-50-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur company provides one-stop services of research - development - production for a variety of special prouducts. Not only do we make effective use of our strong technological strength, but also establish of cooperative relations with several well-
Cas:50-50-0
Min.Order:30 Gram
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 20℃; for 1h; | 92% |
Estradiol 3-benzoate
Conditions | Yield |
---|---|
Stage #1: (8R,9S,13S,14S,17S)-17-[(4-methoxybenzyl)oxy]-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-3-yl benzoate With sodium hydrogencarbonate; bis-[(trifluoroacetoxy)iodo]benzene; meso-2,5-bis(methoxycarbonyl)-2,5-dimethylpyrrolidine-1-oxyl In dichloromethane at 20℃; for 2h; Stage #2: With water In dichloromethane chemoselective reaction; | 91% |
Conditions | Yield |
---|---|
With potassium borohydride; Aliquat 336 In water at 20℃; for 6.5h; | 85% |
estradiol
benzoyl triflate
A
estra-1,3,5(10)-triene-3,17β-diol dibenzoate
B
Estradiol 3-benzoate
Conditions | Yield |
---|---|
In dichloromethane at -78℃; for 2.5h; | A 72% B 12% |
In dichloromethane at -78℃; for 1h; | A 72% B 12% |
Conditions | Yield |
---|---|
With 1,4-dioxane; methanol; sodium tetrahydroborate | |
With potassium borohydride In ethanol at 20℃; for 4h; |
Conditions | Yield |
---|---|
With alkaline solution | |
Stage #1: estradiol With tetra(n-butyl)ammonium hydrogensulfate; potassium carbonate In dichloromethane; water Stage #2: benzoyl chloride In dichloromethane; water at 22℃; for 2h; Reagent/catalyst; | |
With triethylamine In dichloromethane at 20℃; for 4h; Inert atmosphere; |
Estradiol 3-benzoate
Conditions | Yield |
---|---|
With ethanol; nickel-chromium catalyst at 120℃; Hydrogenation.unter Druck; |
A
Estradiol 3-benzoate
Conditions | Yield |
---|---|
With aluminum isopropoxide; isopropyl alcohol |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 66 percent / 1) 0 deg C, 2) 20 h, room temperature 2: 12 percent / CH2Cl2 / 2.5 h / -78 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: ethanol; nickel catalyst / 120 °C / 14710.2 Torr / Hydrogenation 2: aqueous alkaline solution View Scheme | |
Multi-step reaction with 2 steps 1: ethanol; sodium 2: aqueous alkaline solution View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 9.10-dihydro-phenanthrene / 370 - 390 °C 2: aqueous alkaline solution View Scheme |
2-oxocyclopentane-1-carboxylic acid
Estradiol 3-benzoate
3-Benzoyloxy-17-(5-oxocyclopentylcarbonyloxy)-Δ1,3,5-estratriene
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 0℃; for 3.5h; | 99% |
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In toluene at 0℃; for 0.25h; | 96% |
Conditions | Yield |
---|---|
With triphenylphosphine; diethylazodicarboxylate In toluene at 80℃; for 1.5h; | 95% |
With di-isopropyl azodicarboxylate; triphenylphosphine In toluene at 25 - 100℃; for 1h; Mitsunobu Displacement; diastereoselective reaction; |
nicotinic anhydride
Estradiol 3-benzoate
3-<(phenylcarbonyl)oxy>-17β-<(3-pyridinylcarbonyl)oxy>estra-1,3,5(10)-triene
Conditions | Yield |
---|---|
With dmap In pyridine for 120h; Ambient temperature; | 94% |
dmap In pyridine | 3.01 g (94%) |
dmap In pyridine | 3.01 g (94%) |
Estradiol 3-benzoate
[bromo(difluoro)methyl](trimethyl)silane
Conditions | Yield |
---|---|
With potassium acetate In dichloromethane; water at 20℃; for 10h; Reagent/catalyst; | 86% |
Conditions | Yield |
---|---|
With pyridine; dmap In dichloromethane at 0℃; for 24h; | 86% |
Estradiol 3-benzoate
3,4,6-tri-O-benzyl-D-galactal
Conditions | Yield |
---|---|
With bromopropionitrile; tetrabutylammonium trifluoromethylsulfonate at 20℃; Electrochemical reaction; | 82% |
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In dichloromethane at 20℃; for 12h; | 81% |
Estradiol 3-benzoate
(trifluoromethyl)trimethylsilane
Conditions | Yield |
---|---|
With potassium fluoride; 2-fluoropyridine; silver trifluoromethanesulfonate; Selectfluor In ethyl acetate at 20℃; for 12h; Glovebox; Inert atmosphere; | 80% |
Estradiol 3-benzoate
2,3-bis(tert-butoxycarbonyl amino)propanoic acid
Conditions | Yield |
---|---|
With 1,1'-carbonyldiimidazole In chloroform | 65% |
Estradiol 3-benzoate
(2S,3S,4S,5R,6R)-2-(methoxycarbonyl)-6-(2,2,2-trichloro-1-iminoethoxy)tetrahydro-2H-pyran-3,4,5-triyl tris(2,2-dimethylpropanoate)
Conditions | Yield |
---|---|
With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve In 1,2-dichloro-ethane at 0 - 20℃; for 1.5h; | 65% |
Estradiol 3-benzoate
(2S,3S,4S,5R,6R)-2-(methoxycarbonyl)-6-(2,2,2-trichloro-1-iminoethoxy)tetrahydro-2H-pyran-3,4,5-triyl tris(2-methylpropanoate)
Conditions | Yield |
---|---|
With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve In 1,2-dichloro-ethane at 0 - 20℃; for 1.5h; | 60% |
glutaric anhydride,
Estradiol 3-benzoate
4-(3-benzoyloxy-1,3,5(10)-estratrien-17β-yloxycarbonyl)butyric acid
Conditions | Yield |
---|---|
With pyridine; triethylamine at 80℃; for 24h; | 58.1% |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine; sodium iodide at 140℃; for 20h; | 55% |
Estradiol 3-benzoate
(2S,3S,4S,5R,6R)-2-(methoxycarbonyl)-6-(2,2,2-trichloro-1-iminoethoxy)tetrahydro-2H-pyran-3,4,5-triyl tris(2-methylpropanoate)
Conditions | Yield |
---|---|
With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve In 1,2-dichloro-ethane at 0 - 20℃; for 1.5h; | 29% |
Estradiol 3-benzoate
(2S,3S,4S,5R,6R)-2-(methoxycarbonyl)-6-(2,2,2-trichloro-1-iminoethoxy)tetrahydro-2H-pyran-3,4,5-triyl tris(2,2-dimethylpropanoate)
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate In 1,2-dichloro-ethane at 20℃; for 1.5h; | 19% |
Estradiol 3-benzoate
methyl salicylate
3-hydroxy-estra-1,3,5(10)-trien-17β-ylsalicylate
Conditions | Yield |
---|---|
Stage #1: Estradiol 3-benzoate; methyl salicylate With sodium at 110℃; Stage #2: In toluene at 200℃; for 0.5h; Microwave irradiation; | 18.4% |
Estradiol 3-benzoate
methyl salicylate
A
3-hydroxy-estra-1,3,5(10)-trien-17β-ylsalicylate
Conditions | Yield |
---|---|
With sodium In toluene for 5.5h; Reflux; | A 10.8% B 17.5% |
Estradiol 3-benzoate
3-benzoyloxy-17β-[O2,O3,O6-triacetyl-O4-(tetra-O-acetyl-α-D-glucopyranosyl)-β-D-glucopyranosyloxy]-estra-1,3,5(10)-triene
Conditions | Yield |
---|---|
With silver carbonate; benzene |
Estradiol 3-benzoate
mercaptoacetic acid
3-benzoyloxy-17β-mercaptoacetoxy-estra-1,3,5(10)-triene
Estradiol 3-benzoate
n-valeryl chloride
3-benzoyloxy-17β-valeryloxy-estra-1,3,5(10)-triene
Conditions | Yield |
---|---|
With pyridine |
Estradiol 3-benzoate
1-bromo-2,3,4-tri-O-acetyl-α-D-glucuronic acid methyl ester
Conditions | Yield |
---|---|
With silver carbonate; benzene |
Conditions | Yield |
---|---|
With pyridinium p-toluenesulfonate In benzene Heating; | |
With pyridine; toluene-4-sulfonic acid |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View