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
Cas:6870-94-6
Min.Order:1
Negotiable
Type:Other
inquiryDayangChem 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:6870-94-6
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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Cas:6870-94-6
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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:6870-94-6
Min.Order:1 Gram
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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:6870-94-6
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
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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
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
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Min.Order:1 Kilogram
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Type:Trading Company
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:6870-94-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryPregna-1,4-diene-3,20-dione,11,17-dihydroxy-6-methyl-, (6a,11b)- CAS:6870-94-6 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates
Cas:6870-94-6
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:6870-94-6
Min.Order:1 Kilogram
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
Cas:6870-94-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Cas:6870-94-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryWhy Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu
Cas:6870-94-6
Min.Order:1 Gram
Negotiable
Type:Other
inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:6870-94-6
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Cas:6870-94-6
Min.Order:1 Kilogram
FOB Price: $8.2 / 8.8
Type:Trading Company
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:6870-94-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
Cas:6870-94-6
Min.Order:0
Negotiable
Type:Trading Company
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Cas:6870-94-6
Min.Order:1 Milligram
Negotiable
Type:Trading Company
inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:6870-94-6
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryProduct Name: Pregna-1,4-diene-3,20-dione,11,17-dihydroxy-6-methyl-, (6a,11b)- Synonyms: Pregna-1,4-diene-3,20-dione,11,17-dihydroxy-6-methyl-, (6a,11b)-;FluoroMetholone Related CoMpound A;11beta,17alpha-Dihydroxy-6alpha-methylpregna-1,4-diene-3,
Cas:6870-94-6
Min.Order:100 Gram
Negotiable
Type:Trading Company
inquiryGOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation
Cas:6870-94-6
Min.Order:1 Kilogram
Negotiable
Type:Other
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Cas:6870-94-6
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryJ&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals
Cas:6870-94-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirybest seller Application:API
Cas:6870-94-6
Min.Order:0
Negotiable
Type:Manufacturers
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 highly qualified in
Cas:6870-94-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAnsciep 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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Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:white powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package: in drum or bag or as per your request Application:Deltamedrane is an impurity in the
Cas:6870-94-6
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryWe product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:intermediate
Cas:6870-94-6
Min.Order:0
Negotiable
Type:Trading Company
inquiryFactory supply high purity low priceAppearance: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
Cas:6870-94-6
Min.Order:0
Negotiable
Type:Trading Company
inquirybest seller Application:API
Cas:6870-94-6
Min.Order:0
Negotiable
Type:Trading Company
inquiryConditions | Yield |
---|---|
ueber mehrere Stufen; |
methylprednisolone acetate
A
11β,17α-dihydroxy-6α-methyl-1,4-pregnadiene-3,20-dione
B
11β-hydroxy-6α-methyl-1,4-androstadiene-3,17-dione
Conditions | Yield |
---|---|
Product distribution; Rate constant; Irradiation; radiolytic degradation; |
11β,17α-dihydroxy-6α-methyl-1,4-pregnadiene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sulfuric acid / tetrahydrofuran / pH 2 - 3 2: D-glucose; potassium dihydrogenphosphate / water; methanol / 50 h View Scheme |
11β,17-dihydroxy-6α-methyl-pregn-4-ene-3,20-dione
11β,17α-dihydroxy-6α-methyl-1,4-pregnadiene-3,20-dione
Conditions | Yield |
---|---|
With potassium dihydrogenphosphate; D-glucose In methanol; water for 50h; |
17-hydroxy-pregn-4-ene-3,11,20-trione
11β,17α-dihydroxy-6α-methyl-1,4-pregnadiene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: trimethyloxosulfonium bromide; orthoformic acid triethyl ester / 5 h 2: sodium tetrahydroborate / tetrahydrofuran / 12 h 3: phthalic anhydride; dihydrogen peroxide / ethyl acetate / 6 h 4: magnesium / tetrahydrofuran / 4 h 5: sulfuric acid / tetrahydrofuran / pH 2 - 3 6: D-glucose; potassium dihydrogenphosphate / water; methanol / 50 h View Scheme |
3,3;20,20-bis-ethanediyldioxy-17-hydroxy-pregn-5-en-11-one
11β,17α-dihydroxy-6α-methyl-1,4-pregnadiene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: sodium tetrahydroborate / tetrahydrofuran / 12 h 2: phthalic anhydride; dihydrogen peroxide / ethyl acetate / 6 h 3: magnesium / tetrahydrofuran / 4 h 4: sulfuric acid / tetrahydrofuran / pH 2 - 3 5: D-glucose; potassium dihydrogenphosphate / water; methanol / 50 h View Scheme |
3,3;20,20-bis-ethanediyldioxy-pregn-5-ene-11β,17-diol
11β,17α-dihydroxy-6α-methyl-1,4-pregnadiene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: phthalic anhydride; dihydrogen peroxide / ethyl acetate / 6 h 2: magnesium / tetrahydrofuran / 4 h 3: sulfuric acid / tetrahydrofuran / pH 2 - 3 4: D-glucose; potassium dihydrogenphosphate / water; methanol / 50 h View Scheme |
11β,17α-dihydroxy-6α-methyl-1,4-pregnadiene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: magnesium / tetrahydrofuran / 4 h 2: sulfuric acid / tetrahydrofuran / pH 2 - 3 3: D-glucose; potassium dihydrogenphosphate / water; methanol / 50 h View Scheme |
11β,17α-dihydroxy-6α-methyl-1,4-pregnadiene-3,20-dione
acetic acid
methylprednisolone acetate
Conditions | Yield |
---|---|
Stage #1: 11β,17α-dihydroxy-6α-methyl-1,4-pregnadiene-3,20-dione With iodine; calcium oxide In methanol; dichloromethane Stage #2: acetic acid With potassium acetate In acetone at 45 - 50℃; for 2h; |
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