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641-77-0

Basic Information
CAS No.: 641-77-0
Name: 11BETA,17ALPHA-DIHYDROXY-4-PREGNENE-3,20-DIONE
Article Data: 22
Molecular Structure:
Molecular Structure of 641-77-0 (11BETA,17ALPHA-DIHYDROXY-4-PREGNENE-3,20-DIONE)
Formula: C21H30 O4
Molecular Weight: 346.467
Synonyms: Pregn-4-ene-3,20-dione,11b,17-dihydroxy- (8CI);Progesterone, 11b,17-dihydroxy-(6CI); 11b,17a-Dihydroxypregn-4-ene-3,20-dione; 11b,17a-Dihydroxyprogesterone; 21-Dehydrohydrocortisone;21-Deoxycortisol; 21-Deoxyhydrocortisone; 21-Desoxycortisol; Pregn-4-ene-11b,17a-diol-3,20-dione
Density: 1.21g/cm3
Melting Point: 225-228 °C
Boiling Point: 523.9°C at 760 mmHg
Flash Point: 284.7°C
PSA: 74.60000
LogP: 2.80920
Synthetic route
33767-06-5

11β,17α-dihydroxy-21-iodopregn-4-ene-3,20-dione

641-77-0

21-deoxycortisol

Conditions
ConditionsYield
With 3-mercaptopropionic acid In N,N-dimethyl acetamide for 0.166667h; Ambient temperature;98.9%
With pyridine; iodine; triphenylphosphine In toluene for 6h; Inert atmosphere; Reflux;20%
With acetic acid; zinc
137174-13-1

11β,17α-dihydroxy-17-pregn-4-en-20-yn-3-one

641-77-0

21-deoxycortisol

Conditions
ConditionsYield
With mercury(II) sulfate In tetrahydrofuran; methanol at 20℃; for 1.5h;82%
50-23-7

HYDROCORTISONE

641-77-0

21-deoxycortisol

Conditions
ConditionsYield
With pyridine; iodine; triphenylphosphine In toluene for 6h; Inert atmosphere; Reflux; chemoselective reaction;79%
Multi-step reaction with 2 steps
2: NaI; acetic acid
View Scheme
Multi-step reaction with 2 steps
1: Py
2: NaI, Zn / 1,2-dimethoxy-ethane; H2O / Heating
View Scheme
33767-06-5

11β,17α-dihydroxy-21-iodopregn-4-ene-3,20-dione

A

641-77-0

21-deoxycortisol

B

61951-99-3

11β,17α-dihydroxy-21-mercapto-4-pregnene-3,20-dione

Conditions
ConditionsYield
With hydrogen sulfide In N,N-dimethyl-formamide at 80℃; for 0.25h;A 61%
B 29.5%
68-96-2

17-hydroxyprogesterone

641-77-0

21-deoxycortisol

Conditions
ConditionsYield
mit Hilfe von Curvularia lunata;
103795-86-4

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

641-77-0

21-deoxycortisol

Conditions
ConditionsYield
With hydrazine carboxamide nachfolgende Umsetzung mit Brenztraubensaeure;
6677-96-9

11β,7α-dihydroxy-21-<(methylsulfonyl)oxy>pregn-4-ene-3,20-dione

641-77-0

21-deoxycortisol

Conditions
ConditionsYield
With acetic acid; sodium iodide
With sodium iodide; zinc In 1,2-dimethoxyethane; water Heating;
114585-39-6

3,3-ethanediyldioxy-4β-chloro-11β,17-dihydroxy-5β-pregnan-20-one

641-77-0

21-deoxycortisol

Conditions
ConditionsYield
With sulfuric acid nachfolgende Umsetzung mit Semicarbazid und mit Brenztraubensaeure;
63644-48-4

Cortisol 21-tosylate

641-77-0

21-deoxycortisol

Conditions
ConditionsYield
With hydrogen sulfide; sodium iodide 1.) EtOH, DMF, reflux, 10 min, 2.) EtOH, DMF; Yield given. Multistep reaction;
382-44-5

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

641-77-0

21-deoxycortisol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 90 percent / ethylenediamine / toluene / 2 h
2: 32 percent / ethylenediamine / diethyl ether / 2 h
3: 82 percent / HgSO4 / methanol; tetrahydrofuran / 1.5 h / 20 °C
View Scheme
Multi-step reaction with 2 steps
1: 6 mg / ethylenediamine / toluene / 2 h
2: 82 percent / HgSO4 / methanol; tetrahydrofuran / 1.5 h / 20 °C
View Scheme
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  • 11BETA,17ALPHA-DIHYDROXY-4-PREGNENE-3,20-DIONE CAS No.641-77-0

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    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86 13510152023(whatsapp)

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    Henan Kanbei Chemical Co., Ltd. is a modern high-tech chemical enterprise integrating R&D, production and sales. The company has strong technical strength, advanced equipment, stri

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    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

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    Address:Evergrande Future City, intersection of Zhengkai Avenue and Sixteenth Street, Kaifeng Area, Henan Pilot Free Trade Zone

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    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

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    Address:No 317,Jingling Road,Guali Town,Xiaoshan District

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  •  Wuhan Newgreat Chemical Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-027-85953558

    Address:East Lake high tech Development Zone, Wuhan, 262, No.

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  • 11BETA,17ALPHA-DIHYDROXY-4-PREGNENE-3,20-DIONE

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    11BETA,17ALPHA-DIHYDROXY-4-PREGNENE-3,20-DIONE

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    11BETA,17ALPHA-DIHYDROXY-4-PREGNENE-3,20-DIONEAppearance:detailed in specifications Storage:Keep in dry and cool place Package:according to clients requirement Application:It is an important raw material and intermediate used in Organic Synthesis,Pha

    Hunan Runhui Chem Co., Ltd. is a comprehensive Fine chemicals and Pharmaceuticals Intermediates supplier in China , Established in Changsha City of Hunan province registered capit

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     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

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    Address:29 Floor,Changsheng Upper Strata,Furong District,China

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    641-77-0

    21-Deoxy Cortisol

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    Shanghai Yuanye Bio-Technology Co., Ltd. is a comprehensive enterprise of life science, specializing in the research, development and sales of biochemical reagents, analytical stan

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    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-21-61845781

    Address:Building 6, No. 465, Changta Road,Songjiang District,Shanghai,China

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  • 641-77-0

  • Casno:

    641-77-0

    641-77-0

    Min.Order: 0

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    Shanghai Chinqesen Biotechnology Co., Ltd. Company slogan:?Innovation, cooperation and win-win Company introduction:?Shanghai Chinqesen Biotechnology Co., Ltd. is a professional ph

  •  Shanghai Chinqesen Biotechnology Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+8617316470195

    Address:333 Songze Avenue, Qingpu District, Shanghai

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    641-77-0

    11BETA,17ALPHA-DIHYDROXY-4-PREGNENE-3,20-DIONE

    Min.Order: 0

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    factory?direct?sale Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents

    We are a team of industry experts, dedicated to delivering the best chemical solutions from quality suppliers across China. Putting our customers first, we take a holistic approach

  •  Chemlyte Solutions

    China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86-189 8945 5137

    Address:Jian Qiao Community, 789 Shenhua Road, Xihu District, Hangzhou, China, 310000

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  • Casno:

    641-77-0

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

    Zhejiang Jiuzhou Chemical Co.,Ltd is a market-oriented and innovation-driven biopharmaceutical company. The company is focusing on the R&D, manufacturing and sales of pharmaceutica

  •  ZHEJIANG JIUZHOU CHEM CO.,LTD

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86 19334956669

    Address:Waisha Road,Jiaojiang

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  • Pregn-4-ene-3,20-dione,11,17-dihydroxy-, (11b)-

  • Casno:

    641-77-0

    Pregn-4-ene-3,20-dione,11,17-dihydroxy-, (11b)-

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    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

    Founded in 2011, Amadis Chemical Company Limited is an innovative manufacturer of chemical products and technical service providers. Our business includes sales, manufacture, and s

  • Amadis Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-571-89925085

    Address:Watts Cosine.No.166.Xiangmao Road.

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