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Golden Pharma Co., Limited

GOLDEN 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

Cyproterone acetate

Cas:427-51-0

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

HANWAYS CHEMPHARM CO.,LIMITED

We are concentrating on APIs and pharmaceutical intermediates. With in depth knowledge and understanding in this industry, we are indulged in supplying a wide assortments of Cyproterone Acetate from Wuhan, Hubei, China. It is made obtainable from u

GMP Factory Supply Cyproterone Acetate CAS 427-51-0

Cas:427-51-0

Min.Order:1 Kilogram

FOB Price: $4.8 / 5.0

Type:Trading Company

inquiry

Wuhan Zenuo Biological Medicine Technology Co Ltd

Product Name: Cyproterone acetate Synonyms: Cyproterone D3 Acetate;1,2-alpha-methylene-6-chloro-delta-(sup4,6)-pregnadiene-17-alpha-ol-3,20-dio;1,2-alpha-methylene-6-chloro-delta(sup6)-17-alpha-hydroxyprogesteroneacetat;1,2-alpha-methylene-6-chlo

Cyproterone acetate 99% Manufactuered in China best quality

Cas:427-51-0

Min.Order:100 Gram

Negotiable

Type:Trading Company

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

Cyproterone acetate Manufacturer/High quality/Best price/In stock

Cas:427-51-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Simagchem Corporation

Welcome 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

High quality Cyproterone Acetate supplier in China

Cas:427-51-0

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Hebei yanxi chemical co.,LTD.

hebei 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

Cyproterone acetate Manufacturer

Cas:427-51-0

Min.Order:1 Metric Ton

FOB Price: $1.0 / 3.0

Type:Manufacturers

inquiry

Wuhan Fortuna Chemical Co.,Ltd

Unique advantages for Cyproterone acetate Cas 427-51-0 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White or off-white crystalline powder Storage:Store in 2-8℃ Packa

Factory high quality Cyproterone acetate Cas 427-51-0 with reasonable price

Cas:427-51-0

Min.Order:1 Kilogram

FOB Price: $1400.0 / 1455.0

Type:Trading Company

inquiry

Henan Allgreen Chemical Co.,Ltd

high 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

Cyproterone acetate

Cas:427-51-0

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Ality Chemical Corporation

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

Factory Supply Cyproterone Acetate

Cas:427-51-0

Min.Order:1

Negotiable

Type:Other

inquiry

Xi'an Xszo Chem Co., Ltd.

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

Factory Price API 99% Cyproterone acetate 427-51-0 GMP Manufacturer

Cas:427-51-0

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Chemwill Asia Co., Ltd.

Our 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

CYPROTERONE ACETATE

Cas:427-51-0

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

TIANFUCHEM--427-51-0--Cyproterone acetate factory price Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable business rel

TIANFUCHEM--427-51-0--Cyproterone acetate factory price

Cas:427-51-0

Min.Order:1 Metric Ton

FOB Price: $2000.0

Type:Lab/Research institutions

inquiry

LIDE PHARMACEUTICALS LIMITED

LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.

Cyproterone acetate

Cas:427-51-0

Min.Order:1 Kilogram

FOB Price: $0.9 / 1.0

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

With 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

Cyproterone acetate: 427-51-0

Cas:427-51-0

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH 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

New production CAS 427-51-0 with best quality

Cas:427-51-0

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our 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

Hot Sell Factory Supply Raw Material CAS : 427-51-0 ,Cyproterone Acetate

Cas:427-51-0

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.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

Cyproterone acetate 427-51-0

Cas:427-51-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Xi'an Faithful Biotech Co., Ltd.

We 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

Baoji Guokang Healthchem co.,ltd

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

Cyproterone acetate

Cas:427-51-0

Min.Order:1 Kilogram

FOB Price: $86.0 / 100.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Cyproterone acetate CAS:427-51-0 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 interme

Cyproterone acetate CAS:427-51-0

Cas:427-51-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, 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

Cyproterone acetate

Cas:427-51-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Wonda Pharm Limited

1.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

Factory Supply Pharmaceutical grade Cyproterone Acetate With best price

Cas:427-51-0

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Mojin Biotechnology Co.,Ltd

Hebei Mojin Biotechnology Co., Ltd,Our business covers more than 30 countries, most of the big customers come from Europe, America and other countries in the world, we can guarantee the quality and price. In recent decades, with the efforts of all em

Cyproterone Acetate CS No 427-51-0

Cas:427-51-0

Min.Order:1 Gram

FOB Price: $95.0 / 100.0

Type:Trading Company

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan 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

Cyproterone acetate

Cas:427-51-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

DB BIOTECH CO., LTD

Q1: 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

Factory supply cyproterone acetate powder with best price

Cas:427-51-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Afine Chemicals Limited

Our 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

Cyproterone acetate

Cas:427-51-0

Min.Order:1 Gram

FOB Price: $1.0 / 100000.0

Type:Lab/Research institutions

inquiry

Taizhou Crene Biotechnology co.ltd

Our 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-

Cyproterone acetate 427-51-0

Cas:427-51-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

Cyproterone Acetate

Cas:427-51-0

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

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

Cyproterone acetate

Cas:427-51-0

Min.Order:1 Kilogram

FOB Price: $30.0 / 40.0

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

Cyproterone acetate

Cas:427-51-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

6-chloro-17a-acetoxy-pregnane-1,4,6-,triene-3,20-dione
13698-49-2

6-chloro-17a-acetoxy-pregnane-1,4,6-,triene-3,20-dione

trimethylsulfoxonium iodide
1774-47-6

trimethylsulfoxonium iodide

cyproterone acetate
427-51-0

cyproterone acetate

Conditions
ConditionsYield
Stage #1: 6-chloro-17a-acetoxy-pregnane-1,4,6-,triene-3,20-dione; trimethylsulfoxonium iodide With sodium hydride In dimethyl sulfoxide at 5 - 20℃; for 29.5h;
Stage #2: With hydrogenchloride In water; dimethyl sulfoxide at 0℃;
51.51%
6-chloro-1α-chloromethyl-Δ4,6-pregnadien-17α-ol-3,20-dione-17-acetate
17183-98-1

6-chloro-1α-chloromethyl-Δ4,6-pregnadien-17α-ol-3,20-dione-17-acetate

cyproterone acetate
427-51-0

cyproterone acetate

Conditions
ConditionsYield
Stage #1: 6-chloro-1α-chloromethyl-Δ4,6-pregnadien-17α-ol-3,20-dione-17-acetate With 2,4,6-trimethyl-pyridine for 0.333333h; Heating / reflux;
Stage #2: With hydrogenchloride In diethyl ether; water pH=7; Product distribution / selectivity;
With sodium acetate In methanol; N,N-dimethyl-formamide at 60℃; for 8h; Temperature;
C24H30O5

C24H30O5

cyproterone acetate
427-51-0

cyproterone acetate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: acetic anhydride; acetic acid; hydrogenchloride / water / 11 h / 0 - 27 °C
2: sodium acetate / N,N-dimethyl-formamide; methanol / 8 h / 60 °C
View Scheme
C24H32O4

C24H32O4

cyproterone acetate
427-51-0

cyproterone acetate

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: sulfuric acid / N,N-dimethyl-formamide / 2 h / pH 2
2: chloroform / 58 °C
3: dihydrogen peroxide; phthalic anhydride / ethyl acetate / 8 h / 20 °C
4: acetic anhydride; acetic acid; hydrogenchloride / water / 11 h / 0 - 27 °C
5: sodium acetate / N,N-dimethyl-formamide; methanol / 8 h / 60 °C
View Scheme
1,4,6-triene-3,20-dione-17α-hydroxyprogesterone
66212-25-7

1,4,6-triene-3,20-dione-17α-hydroxyprogesterone

cyproterone acetate
427-51-0

cyproterone acetate

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: orthoformic acid triethyl ester / dichloromethane / 5 h / 30 °C
2: N,N-dimethyl-formamide / 3 h / 42 °C
3: sulfuric acid / N,N-dimethyl-formamide / 2 h / pH 2
4: chloroform / 58 °C
5: dihydrogen peroxide; phthalic anhydride / ethyl acetate / 8 h / 20 °C
6: acetic anhydride; acetic acid; hydrogenchloride / water / 11 h / 0 - 27 °C
7: sodium acetate / N,N-dimethyl-formamide; methanol / 8 h / 60 °C
View Scheme
C23H30O4

C23H30O4

cyproterone acetate
427-51-0

cyproterone acetate

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: N,N-dimethyl-formamide / 3 h / 42 °C
2: sulfuric acid / N,N-dimethyl-formamide / 2 h / pH 2
3: chloroform / 58 °C
4: dihydrogen peroxide; phthalic anhydride / ethyl acetate / 8 h / 20 °C
5: acetic anhydride; acetic acid; hydrogenchloride / water / 11 h / 0 - 27 °C
6: sodium acetate / N,N-dimethyl-formamide; methanol / 8 h / 60 °C
View Scheme
17α-hydroxy-1α,2α-methylene-4,6-pregnadiene-3,20-dione
2098-65-9

17α-hydroxy-1α,2α-methylene-4,6-pregnadiene-3,20-dione

cyproterone acetate
427-51-0

cyproterone acetate

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: chloroform / 58 °C
2: dihydrogen peroxide; phthalic anhydride / ethyl acetate / 8 h / 20 °C
3: acetic anhydride; acetic acid; hydrogenchloride / water / 11 h / 0 - 27 °C
4: sodium acetate / N,N-dimethyl-formamide; methanol / 8 h / 60 °C
View Scheme
1,2α-methylene-Δ4,6-pregnadiene-17α-ol-3,20-dione-17-acetate
2701-50-0

1,2α-methylene-Δ4,6-pregnadiene-17α-ol-3,20-dione-17-acetate

cyproterone acetate
427-51-0

cyproterone acetate

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: dihydrogen peroxide; phthalic anhydride / ethyl acetate / 8 h / 20 °C
2: acetic anhydride; acetic acid; hydrogenchloride / water / 11 h / 0 - 27 °C
3: sodium acetate / N,N-dimethyl-formamide; methanol / 8 h / 60 °C
View Scheme
C24H30Cl2O4

C24H30Cl2O4

cyproterone acetate
427-51-0

cyproterone acetate

Conditions
ConditionsYield
With sodium carbonate In methanol; N,N-dimethyl-formamide at 50 - 55℃; for 5h;
cyproterone acetate
427-51-0

cyproterone acetate

6-chloro-1α,2α-methylene-4,6,16-pregnatriene-3,20-dione
77730-89-3

6-chloro-1α,2α-methylene-4,6,16-pregnatriene-3,20-dione

Conditions
ConditionsYield
89%
Conditions
ConditionsYield
With potassium hydroxide In dichloromethane at 40℃; for 2h;
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