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Dayang Chem (Hangzhou) Co.,Ltd.

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

21-Deoxycortisone Manufacturer/High quality/Best price/In stock

Cas:1882-82-2

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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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 21-deoxycortisone supplier in China

Cas:1882-82-2

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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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 17-α-hydroxypregn-4-ene-3,11,20-trione

Cas:1882-82-2

Min.Order:1

Negotiable

Type:Other

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

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

21-DEOXYCORTISONE

Cas:1882-82-2

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

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

Factory direct supply CAS 1882-82-2 with best quality

Cas:1882-82-2

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

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

Pregn-4-ene-3,11,20-trione,17-hydroxy- 1882-82-2

Cas:1882-82-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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

Pregn-4-ene-3,11,20-trione,17-hydroxy-

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

Price, service, company and transport advantage: 1.place of origin china with super quality by reasonable price. 2. it's customers' right to choose the package (ems, dhl, fedex, ups); 3. it's custo

BEST PRICE/21-Deoxycortisone

Cas:1882-82-2

Min.Order:10 Gram

Negotiable

Type:Trading Company

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

21-deoxycortisone crystalline

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 6 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

21-DEOXYCORTISONE 1882-82-2

Cas:1882-82-2

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

BEST PRICE/21-Deoxycortisone CAS NO.1882-82-2

Cas:1882-82-2

Min.Order:1 Metric Ton

FOB Price: $7.0 / 8.0

Type:Trading Company

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier

21-Deoxycortisone

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

JINHUA HUAYI CHEMICAL CO., LTD.

Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands

17-Hydroxypregn-4-Ene-3,11,20-Trione

Cas:1882-82-2

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Dingyan Chem Co., Ltd

high purity, manufacturer Application:Intermediate

21-deoxycortisone crystalline

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:NA Storage:Sealed in a cool ,dry and microtherm place , avoid light . Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:It is an important raw material and

21-DEOXYCORTISONE

Cas:1882-82-2

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

21-deoxycortisone

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Xi`an Eastling Biotech Co., Ltd.

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou

21-DEOXYCORTISONE

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

CAS:1882-82-2 C21H28O4 21-DEOXYCORTISONEAppearance:white poweder Storage:under the cool and dry area Package:Plastic vacuum packaging bag or bucket Application:CAS:1882-82-2 C21H28O4 21-DEOXYCORTISONE Transportation:by express or by sea

CAS:1882-82-2 C21H28O4 21-DEOXYCORTISONE

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary a

21-Deoxycortisone

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

21-Deoxycortisone cas 1882-82-2Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

21-Deoxycortisone cas 1882-82-2

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Other

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

1882-82-2

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

21-DEOXYCORTISONE

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

21-Deoxy Cortisone

Cas:1882-82-2

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

HENAN SUNLAKE ENTERPRISE CORPORATION

21-DEOXYCORTISONE Basic information Product Name: 21-DEOXYCORTISONE Synonyms: 17-Hydroxypregn-4-ene-3,11,20-trione;21-deoxycortisonecrystalline;4-PREGNEN-17-OL-3,11

CAS:1882-82-2 C21H28O4 21-DEOXYCORTISONE

Cas:1882-82-2

Min.Order:500 Gram

Negotiable

Type:Trading Company

inquiry

Changzhou Extraordinary Pharmatech co.,LTD

Changzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa

21-DEOXYCORTISONE

Cas:1882-82-2

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Jilin haofei import and export trade Co.,Ltd

Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right to choo

CAS:1882-82-2 C21H28O4 21-DEOXYCORTISONE CAS NO.1882-82-2

Cas:1882-82-2

Min.Order:5 Kilogram

Negotiable

Type:Trading Company

inquiry

Shaanxi Mingqi Chemical Co., Ltd

Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.Our advantages:1, High quality with competitive price:1) Standard:BP/USP/EP/Enterprise standard2) All Purity≥99%3) We are manufacturer a

Manufacturer Direct Sales Low Price 21-deoxycortisone crystalline

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen BaiFuchem Co.,Ltd

BaiFuChem is a Professional chemical raw material supplier in China, our main products include Biochemical , Pharma Intermediate and Organic chemical etc. BaiFuChem have wealth of products,experience , expertise and state-of-the-art

High quality 21-deoxycortisone

Cas:1882-82-2

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Shanghai united Scientific Co.,Ltd.

United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat

Pregn-4-ene-3,11,20-trione,17-hydroxy-

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Run-Biotech Co., Ltd.

Shanghai, Run-Biotech Co., Ltd is a leading domestic pharmaceutical, biopharmaceutical, and health care products R & D outsourcing services company. As an innovation-driven and customer-focused company, Run Biotech provides a broad and integrated por

21-DEOXYCORTISONE

Cas:1882-82-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

21-iodocortisone
5758-63-4

21-iodocortisone

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
With mercaptoacetic acid In N,N-dimethyl-formamide for 0.25h; Ambient temperature;99.7%
21-deoxycortisol
641-77-0

21-deoxycortisol

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
With Jones reagent In butanone at 0 - 9℃; for 2h; Solvent;98.2%
2-((8S,9S,10R,13S,14S,17R)-17-hydroxy-10,13-dimethyl-3,11-dioxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl methanesulfonate
5783-48-2

2-((8S,9S,10R,13S,14S,17R)-17-hydroxy-10,13-dimethyl-3,11-dioxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl methanesulfonate

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
With sodium iodide; zinc In 1,2-dimethoxyethane; water for 5h; Heating;89%
17,21-dihydroxy-pregn-4-ene-3,11,20-trione
53-06-5, 10007-36-0, 15779-07-4, 35446-72-1, 104713-00-0

17,21-dihydroxy-pregn-4-ene-3,11,20-trione

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
With pyridine; p-toluenesulfonyl chloride Erwaermen des Reaktionsprodukts mit NaI und Essigsaeure;
With pyridine; methanesulfonyl chloride Erwaermen des Reaktionsprodukts mit NaI und Essigsaeure;
11α,17α-dihydroxypregn-4-ene-3,20-dione
603-98-5

11α,17α-dihydroxypregn-4-ene-3,20-dione

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
With chromium(VI) oxide; acetic acid
With pyridine; 4-acetylamino-2,2,6,6-tetramethyl-1-piperidinoxy; O-phenyl phosphorodichloridate In dimethyl sulfoxide; 1,2-dichloro-ethane at 0℃; for 3.5h;9.7 g
With N-chloro-succinimide In chloroform; dimethyl sulfoxide at -30℃; Temperature; Reagent/catalyst;9.07 g
3β,11α,17-trihydroxy-pregn-5-en-20-one
17276-51-6

3β,11α,17-trihydroxy-pregn-5-en-20-one

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
With chromium(VI) oxide; sulfuric acid; acetone Isomerisierung des Reaktionsprodukts mit HCl und Essigsaeure;
4β-chloro-17-hydroxy-5β-pregnane-3,11,20-trione
114160-28-0

4β-chloro-17-hydroxy-5β-pregnane-3,11,20-trione

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
With semicarbazide hydrochloride; sodium acetate Behandeln anschliessend mit Brenztraubensaeure;
4β-bromo-17-hydroxy-5β-pregnane-3,11,20-trione
111584-17-9

4β-bromo-17-hydroxy-5β-pregnane-3,11,20-trione

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
With pyridine
17-hydroxy-5β-pregnane-3,11,20-trione
10455-93-3

17-hydroxy-5β-pregnane-3,11,20-trione

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
With bromine Erhitzen des Reaktionsprodukts mit Pyridin;
Multi-step reaction with 2 steps
1: acetic acid; bromine
2: pyridine
View Scheme
16β-iodo-17-hydroxy-pregn-4-ene-3,11,20-trione

16β-iodo-17-hydroxy-pregn-4-ene-3,11,20-trione

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
With ethanol; nickel
17-hydroxyprogesterone
68-96-2

17-hydroxyprogesterone

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: mit Hilfe von Rhizopus nigricans
2: CrO3; acetic acid
View Scheme
3α,17-dihydroxy-5β-pregnane-11,20-dione
641-78-1

3α,17-dihydroxy-5β-pregnane-11,20-dione

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: CrO3; water containing acetic acid
2: bromine / Erhitzen des Reaktionsprodukts mit Pyridin
View Scheme
Multi-step reaction with 3 steps
1: tert-butyl alcohol; N-bromo-acetamide
2: acetic acid; bromine
3: pyridine
View Scheme
Multi-step reaction with 2 steps
1: tert-butyl hypochlorite; water; tert-butyl alcohol; HCl
2: aqueous semicarbazide hydrochloride; sodium acetate / Behandeln anschliessend mit Brenztraubensaeure
View Scheme
(17Ξ)-3α,11,20-triacetoxy-5β-pregna-9(11),17(20)-diene
115484-65-6

(17Ξ)-3α,11,20-triacetoxy-5β-pregna-9(11),17(20)-diene

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: peroxybenzoic acid; benzene / Behandeln des Reaktionsprodukts mit wss.-aethanol.NaOH
2: tert-butyl alcohol; N-bromo-acetamide
3: acetic acid; bromine
4: pyridine
View Scheme
3α,11α,17-trihydroxy-5β-pregnan-20-one
603-96-3

3α,11α,17-trihydroxy-5β-pregnan-20-one

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
2: CrO3; pyridine
3: aqueous semicarbazide hydrochloride; sodium acetate / Behandeln anschliessend mit Brenztraubensaeure
View Scheme
4β-chloro-11α,17-dihydroxy-5β-pregnane-3,20-dione

4β-chloro-11α,17-dihydroxy-5β-pregnane-3,20-dione

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: CrO3; pyridine
2: aqueous semicarbazide hydrochloride; sodium acetate / Behandeln anschliessend mit Brenztraubensaeure
View Scheme
20,20-ethanediyldioxy-3α,17-dihydroxy-5β-pregnan-11-one
116105-53-4

20,20-ethanediyldioxy-3α,17-dihydroxy-5β-pregnan-11-one

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: LiAlH4 / folgenden mit wss.HCl
3: CrO3; pyridine
4: aqueous semicarbazide hydrochloride; sodium acetate / Behandeln anschliessend mit Brenztraubensaeure
View Scheme
3β,11α-diacetoxy-17-hydroxy-pregn-5-en-20-one
115485-81-9

3β,11α-diacetoxy-17-hydroxy-pregn-5-en-20-one

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: methanol.KOH
2: CrO3; H2SO4; acetone / Isomerisierung des Reaktionsprodukts mit HCl und Essigsaeure
View Scheme
3β,11α-diacetoxy-16β-bromo-17-hydroxy-pregn-5-en-20-one
115963-58-1

3β,11α-diacetoxy-16β-bromo-17-hydroxy-pregn-5-en-20-one

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: palladium/charcoal / Hydrogenation
2: methanol.KOH
3: CrO3; H2SO4; acetone / Isomerisierung des Reaktionsprodukts mit HCl und Essigsaeure
View Scheme
21-chloro-17-hydroxy-pregna-4,9(11)-diene-3,20-dione
75868-48-3

21-chloro-17-hydroxy-pregna-4,9(11)-diene-3,20-dione

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: tetrafluoroboric acid; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione / butanone; water / 3.5 h / 0 - 5 °C / Inert atmosphere
2: Jones reagent / tetrahydrofuran / 2 h / 0 - 5 °C
3: acetic acid; zinc / tetrahydrofuran / 11 h / 20 - 55 °C / Inert atmosphere
View Scheme
Multi-step reaction with 4 steps
1: zinc; acetic acid / butanone / 50 - 55 °C
2: water; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; tetrafluoroboric acid / acetone / 3 h / 0 - 5 °C / Inert atmosphere
3: chromium chloride; mercaptoacetic acid; zinc / dimethyl sulfoxide / 2 h / 0 - 5 °C / Inert atmosphere
4: Jones reagent / butanone / 2 h / 0 - 9 °C
View Scheme
C21H26BrClO4

C21H26BrClO4

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
With acetic acid; zinc In tetrahydrofuran at 20 - 55℃; for 11h; Solvent; Temperature; Reagent/catalyst; Inert atmosphere;80.6 g
pregna-4,9(11)-diene-3,20-dione-17-hydroxy-21-methyl
34184-82-2

pregna-4,9(11)-diene-3,20-dione-17-hydroxy-21-methyl

17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: water; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; tetrafluoroboric acid / acetone / 3 h / 0 - 5 °C / Inert atmosphere
2: chromium chloride; mercaptoacetic acid; zinc / dimethyl sulfoxide / 2 h / 0 - 5 °C / Inert atmosphere
3: Jones reagent / butanone / 2 h / 0 - 9 °C
View Scheme
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

trimethyl orthoformate
149-73-5

trimethyl orthoformate

17α-hydroxy-3-methoxypregna-3,5-diene-11,20-dione
82937-74-4

17α-hydroxy-3-methoxypregna-3,5-diene-11,20-dione

Conditions
ConditionsYield
With toluene-4-sulfonic acid In 1,4-dioxane for 1.25h; Ambient temperature;76.5%
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

21-hydroxy-1,4-pregnadiene-3,11,20-trione
67067-81-6

21-hydroxy-1,4-pregnadiene-3,11,20-trione

Conditions
ConditionsYield
mit Hilfe von Corynebacterium simplex;
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

17-hydroxy-5α-pregnane-3,11,20-trione
1923-68-8

17-hydroxy-5α-pregnane-3,11,20-trione

Conditions
ConditionsYield
With Pd-BaSO4; ethyl acetate Hydrogenation;
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

ethylene glycol
107-21-1

ethylene glycol

3,3;20,20-bis-ethanediyldioxy-17-hydroxy-pregn-5-en-11-one
74332-34-6

3,3;20,20-bis-ethanediyldioxy-17-hydroxy-pregn-5-en-11-one

Conditions
ConditionsYield
With toluene-4-sulfonic acid; benzene
With trimethyloxosulfonium bromide; orthoformic acid triethyl ester for 5h;
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

(8S,9S,10R,13S,14S,17R)-17-Hydroxy-17-(1-hydroxy-ethyl)-10,13-dimethyl-1,6,7,8,9,10,12,13,14,15,16,17-dodecahydro-2H-cyclopenta[a]phenanthrene-3,11-dione
151283-62-4

(8S,9S,10R,13S,14S,17R)-17-Hydroxy-17-(1-hydroxy-ethyl)-10,13-dimethyl-1,6,7,8,9,10,12,13,14,15,16,17-dodecahydro-2H-cyclopenta[a]phenanthrene-3,11-dione

Conditions
ConditionsYield
With 20β-hydroxysteroid dehydrogenase at 25℃; Rate constant; pH 6.4;
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

6β,17α-dihydroxy-5β-pregnane-3,11,20-trione
93064-67-6

6β,17α-dihydroxy-5β-pregnane-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 76.5 percent / toluene-p-sulphonic acid / dioxane / 1.25 h / Ambient temperature
2: 45.6 percent / O2 / ethanol / 5 h / Irradiation
3: 54 percent / H2 / Pd-CaCO3 / pyridine
View Scheme
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

6β,17α-dihydroxy-pregn-4-ene-3,11,20-trione
93064-66-5

6β,17α-dihydroxy-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 76.5 percent / toluene-p-sulphonic acid / dioxane / 1.25 h / Ambient temperature
2: 45.6 percent / O2 / ethanol / 5 h / Irradiation
View Scheme
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

3α,6β,17,20α-tetrahydroxy-5β-pregnan-11-one 6-hemisuccinate
93064-69-8

3α,6β,17,20α-tetrahydroxy-5β-pregnan-11-one 6-hemisuccinate

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: 76.5 percent / toluene-p-sulphonic acid / dioxane / 1.25 h / Ambient temperature
2: 45.6 percent / O2 / ethanol / 5 h / Irradiation
3: 54 percent / H2 / Pd-CaCO3 / pyridine
4: 34.3 percent / pyridine / 5 h / Heating
5: 23 percent / cerous chloride, sodium borohydrode / methanol / 5 h / Ambient temperature
View Scheme
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

6β,17α-dihydroxy-5β-pregnane-3,11,20-trione 6-hemisuccinate
93064-68-7

6β,17α-dihydroxy-5β-pregnane-3,11,20-trione 6-hemisuccinate

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 76.5 percent / toluene-p-sulphonic acid / dioxane / 1.25 h / Ambient temperature
2: 45.6 percent / O2 / ethanol / 5 h / Irradiation
3: 54 percent / H2 / Pd-CaCO3 / pyridine
4: 34.3 percent / pyridine / 5 h / Heating
View Scheme
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

pregnane-4,9(11),16(17)-triene-3,20-dione
21590-20-5

pregnane-4,9(11),16(17)-triene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: benzene; toluene-4-sulfonic acid
2: sodium borate; ethanol
3: thionyl chloride; pyridine
4: aqueous acetic acid
View Scheme
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

16α,17α-dihydroxy-17β-methyl-D-homo-androsta-4,9(11)-diene-3,17a-dione
114035-27-7

16α,17α-dihydroxy-17β-methyl-D-homo-androsta-4,9(11)-diene-3,17a-dione

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: benzene; toluene-4-sulfonic acid
2: sodium borate; ethanol
3: thionyl chloride; pyridine
4: aqueous acetic acid
5: OsO4
6: Al2O3
View Scheme
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

16α,17-dihydroxy-pregna-4,9(11)-diene-3,20-dione
2135-08-2

16α,17-dihydroxy-pregna-4,9(11)-diene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: benzene; toluene-4-sulfonic acid
2: sodium borate; ethanol
3: thionyl chloride; pyridine
4: aqueous acetic acid
5: OsO4
View Scheme
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

11-oxomedroxyprogesterone
82332-00-1

11-oxomedroxyprogesterone

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: benzene; toluene-4-sulfonic acid
2: chloroform; diethyl ether
3: benzene
4: aqueous methanol.H2SO4
5: methanol.KOH
View Scheme
Multi-step reaction with 3 steps
1: toluene-4-sulfonic acid / dichloromethane; water
2: N-methylaniline; hydrogenchloride / tetrahydrofuran
3: hydrogenchloride; palladium on activated charcoal / ethanol; cyclohexene
View Scheme
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

5,17-dihydroxy-6β-methyl-5α-pregnane-3,11,20-trione
111767-44-3

5,17-dihydroxy-6β-methyl-5α-pregnane-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: benzene; toluene-4-sulfonic acid
2: chloroform; diethyl ether
3: benzene
4: aqueous methanol.H2SO4
View Scheme
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

17-hydroxy-pregn-4-ene-3,11,20-trione

21-acetoxy-17-hydroxy-6α-methyl-pregn-4-ene-3,11,20-trione
3751-03-9

21-acetoxy-17-hydroxy-6α-methyl-pregn-4-ene-3,11,20-trione

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: benzene; toluene-4-sulfonic acid
2: chloroform; diethyl ether
3: benzene
4: aqueous methanol.H2SO4
5: methanol.KOH
6: iodine; CaO; methanol / Reagens 4: THF; beim anschliessenden Erwaermen mit Kaliumacetat in Aceton
View Scheme

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