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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's 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. DayangChem can provide different quantities

Pregn-4-ene-3,20-dione,11,17,21-trihydroxy-6-methyl-, (6a,11b)-

Cas:1625-39-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

Pregn-4-ene-3,20-dione,11,17,21-trihydroxy-6-methyl-, (6a,11b)-

Cas:1625-39-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

11-beta,17-alpha,21-trihydroxy-6-alpha-methylpregn-4-ene-3,20-dione CAS 1625-39-4

Cas:1625-39-4

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

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

Pregn-4-ene-3,20-dione,11,17,21-trihydroxy-6-methyl-, (6a,11b)-

Cas:1625-39-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shaanxi Cuicheng Biomedical Technology Co., Ltd.

Why 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

6伪-Methyl Hydrocortisone

Cas:1625-39-4

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo 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

Pregn-4-ene-3,20-dione,11,17,21-trihydroxy-6-methyl-, (6a,11b)-

Cas:1625-39-4

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Product Name: 11-beta,17-alpha,21-trihydroxy-6-alpha-methylpregn-4-ene-3,20-dione Synonyms: 11-beta,17-alpha,21-trihydroxy-6-alpha-methylpregn-4-ene-3,20-dione;11β,17,21-Trihydroxy-6α-methylpregn-4-ene-3,20-dione;6α-Methylhydroco

1625-39-4---C22H32O5

Cas:1625-39-4

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu 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

11-beta,17-alpha,21-trihydroxy-6-alpha-methylpregn-4-ene-3,20-dione

Cas:1625-39-4

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

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

11-beta,17-alpha,21-trihydroxy-6-alpha-methylpregn-4-ene-3,20-dione

Cas:1625-39-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

factory?direct?sale Application:healing drugs

Pregn-4-ene-3,20-dione,11,17,21-trihydroxy-6-methyl-, (6a,11b)-

Cas:1625-39-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

We 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:Pharm intermediate

6α-Methyl Hydrocortisone

Cas:1625-39-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Pregn-4-ene-3,20-dione,11,17,21-trihydroxy-6-methyl-, (6a,11b)- cas 1625-39-4Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Shanghai Forever Synthesis Co.,Ltd.

As a professional chemical R&D and synthesis supplier, Shanghai Forever Synthesis Co.,Ltd. is specialized R&D and synthesizing APIs and Impurities. Besides, we value more special service, that is, to customize chemical synthesis according to client’s

Methylprednisolone EP Impurity F

Cas:1625-39-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Simson Pharma Limited

The system can just identify the products information in first sheet, it is not be permitted to add or edit new sheet by userself.Our products are required in MG to Gram only. · Pharmaceutical Reference Standards· Traceable workin

Methylprednisolone impurity F

Cas:1625-39-4

Min.Order:0

Negotiable

Type:Manufacturers

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

11-beta,17-alpha,21-trihydroxy-6-alpha-methylpregn-4-ene-3,20-dione

Cas:1625-39-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Finetech Industry Limited

FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the 6a-Methyl Hydrocortisone, CAS:1625-39-4 with the most competitive price and the best

6a-Methyl Hydrocortisone

Cas:1625-39-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Topbatt Chemical Co., Ltd.

Topbatt Chemical Co., Ltd., Established in 2019, located in Shenzhen, Guangdong Province, is a Manufacturer and Trading company which specialized in fine chemicals like Pharmaceutical Reference Standards and Stable Isotopes. Our Stable Isotopes produ

Methylprednisolone EP Impurity F

Cas:1625-39-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shenzhen Sumshine Biotech Co., Ltd.

1. Our staff are all biomedical related majors with rich experience in the pharmaceutical industry, and can provide you with more professional services.2. Our supplier has a good quality management system, and the quality of products is reliable and

Methylprednisolone EP Impurity F

Cas:1625-39-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

NovaChemistry

High purity Application:Pharmaceutical intermediates, Material synthesis and analyzing the expectant ingredients

Methylprednisolone EP Impurity F

Cas:1625-39-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

5,11β,17,21-tetrahydroxy-6β-methyl-5α-pregnane-3,20-dione
76338-56-2

5,11β,17,21-tetrahydroxy-6β-methyl-5α-pregnane-3,20-dione

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
With sodium hydroxide
21-acetoxy-11β,17-dihydroxy-6α-methyl-pregn-4-ene-3,20-dione
1625-11-2

21-acetoxy-11β,17-dihydroxy-6α-methyl-pregn-4-ene-3,20-dione

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
Hydrolysis;
21-acetoxy-11β-hydroxy-6α-methyl-pregna-4,17(20)c-dien-3-one
3386-05-8, 14423-18-8, 75110-33-7

21-acetoxy-11β-hydroxy-6α-methyl-pregna-4,17(20)c-dien-3-one

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: diacetoxy-phenyl-iodan; OsO4; pyridine / Reagens 4: tert-Butylalkohol
2: Hydrolysis
View Scheme
3,3;20,20-bis-ethanediyldioxy-6β-methyl-5α-pregnane-5,11β,17,21-tetraol
6726-27-8

3,3;20,20-bis-ethanediyldioxy-6β-methyl-5α-pregnane-5,11β,17,21-tetraol

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aqueous H2SO4; methanol
2: aqueous methanol.NaOH
View Scheme
3,3;20,20-bis-ethanediyldioxy-5,6α-epoxy-5α-pregnane-11β,17,21-triol
76338-55-1

3,3;20,20-bis-ethanediyldioxy-5,6α-epoxy-5α-pregnane-11β,17,21-triol

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: diethyl ether; tetrahydrofuran
2: aqueous H2SO4; methanol
3: aqueous methanol.NaOH
View Scheme
Methylprednisolone
83-43-2

Methylprednisolone

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
With hydrogen; Wilkinson's catalyst In ethanol; ethyl acetate at 20℃; under 760.051 Torr; for 168h;
With hydrogen; Wilkinson's catalyst In ethanol; ethyl acetate at 20℃; under 760.051 Torr; for 168h;
With hydrogen; Wilkinson's catalyst In ethanol; ethyl acetate at 20℃; under 760.051 Torr; for 168h;
17-hydroxy-pregn-4-ene-3,11,20-trione
1882-82-2

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

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1: toluene-4-sulfonic acid / dichloromethane; water
2: N-methylaniline; hydrogenchloride / tetrahydrofuran
3: hydrogenchloride; palladium on activated charcoal / ethanol; cyclohexene
4: toluene-4-sulfonic acid / dichloromethane
5: sodium tetrahydroborate / methanol
6: hydrogenchloride
7: iodine; calcium chloride; calcium oxide / methanol
8: sodium hydroxide; potassium acetate / methanol; N,N-dimethyl-formamide
View Scheme
C22H28O4

C22H28O4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: hydrogenchloride; palladium on activated charcoal / ethanol; cyclohexene
2: toluene-4-sulfonic acid / dichloromethane
3: sodium tetrahydroborate / methanol
4: hydrogenchloride
5: iodine; calcium chloride; calcium oxide / methanol
6: sodium hydroxide; potassium acetate / methanol; N,N-dimethyl-formamide
View Scheme
11-oxomedroxyprogesterone
82332-00-1

11-oxomedroxyprogesterone

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: toluene-4-sulfonic acid / dichloromethane
2: sodium tetrahydroborate / methanol
3: hydrogenchloride
4: iodine; calcium chloride; calcium oxide / methanol
5: sodium hydroxide; potassium acetate / methanol; N,N-dimethyl-formamide
View Scheme
C26H38O6

C26H38O6

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sodium tetrahydroborate / methanol
2: hydrogenchloride
3: iodine; calcium chloride; calcium oxide / methanol
4: sodium hydroxide; potassium acetate / methanol; N,N-dimethyl-formamide
View Scheme
C26H40O6

C26H40O6

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hydrogenchloride
2: iodine; calcium chloride; calcium oxide / methanol
3: sodium hydroxide; potassium acetate / methanol; N,N-dimethyl-formamide
View Scheme
11β,17-dihydroxy-6α-methyl-pregn-4-ene-3,20-dione
7055-53-0

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

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: iodine; calcium chloride; calcium oxide / methanol
2: sodium hydroxide; potassium acetate / methanol; N,N-dimethyl-formamide
View Scheme
C22H31IO4

C22H31IO4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
With potassium acetate; sodium hydroxide In methanol; N,N-dimethyl-formamide
HYDROCORTISONE
50-23-7

HYDROCORTISONE

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1: toluene-4-sulfonic acid / ethanol / 40 - 45 °C
2: N-methylaniline; hydrogenchloride / tetrahydrofuran
3: hydrogenchloride; palladium on activated charcoal / ethanol; cyclohexene
4: toluene-4-sulfonic acid / dichloromethane
5: sodium tetrahydroborate / methanol
6: hydrogenchloride
7: iodine; calcium chloride; calcium oxide / methanol
8: sodium hydroxide; potassium acetate / methanol; N,N-dimethyl-formamide
View Scheme
C23H32O4

C23H32O4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: N-methylaniline; hydrogenchloride / tetrahydrofuran
2: hydrogenchloride; palladium on activated charcoal / ethanol; cyclohexene
3: toluene-4-sulfonic acid / dichloromethane
4: sodium tetrahydroborate / methanol
5: hydrogenchloride
6: iodine; calcium chloride; calcium oxide / methanol
7: sodium hydroxide; potassium acetate / methanol; N,N-dimethyl-formamide
View Scheme
6-methine hydrocortisone

6-methine hydrocortisone

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

Conditions
ConditionsYield
With 5%-palladium/activated carbon In chloroform; cyclohexene at 45 - 60℃; Solvent;72.8 g
11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

6α-methyl-4-androstene-3,11,17-trione
119677-09-7

6α-methyl-4-androstene-3,11,17-trione

Conditions
ConditionsYield
With chromium(VI) oxide; water In acetic acid for 1h; Ambient temperature;70%
11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

11β,17-dihydroxy-6α-methyl-pregn-4-ene-3,20-dione
7055-53-0

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

Conditions
ConditionsYield
ueber mehrere Stufen;
11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

21-fluoro-11β,17-dihydroxy-6α-methyl-pregn-4-ene-3,20-dione
387-64-4

21-fluoro-11β,17-dihydroxy-6α-methyl-pregn-4-ene-3,20-dione

Conditions
ConditionsYield
ueber mehrere Stufen;
11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

17,21-dihydroxy-6α-methyl-pregn-4-ene-3,11,20-trione
1746-38-9

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

Conditions
ConditionsYield
With pyridine; N-bromoacetamide
1,1,1-trimethoxybutane
43083-12-1

1,1,1-trimethoxybutane

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

11β-hydroxy-17,21-(1-methoxybutylidenedioxy)-6α-methyl-4-pregnene-3,20-dione
83625-21-2

11β-hydroxy-17,21-(1-methoxybutylidenedioxy)-6α-methyl-4-pregnene-3,20-dione

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

11β,17-dihydroxy-21-methoxyacetoxy-6α-methyl-4-pregnene-3,20-dione

11β,17-dihydroxy-21-methoxyacetoxy-6α-methyl-4-pregnene-3,20-dione

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione
1625-39-4

11β,17α,21-trihydroxy-6α-methylpregna-4-ene-3,20-dione

acetic anhydride
108-24-7

acetic anhydride

21-acetoxy-11β,17-dihydroxy-6α-methyl-pregn-4-ene-3,20-dione
1625-11-2

21-acetoxy-11β,17-dihydroxy-6α-methyl-pregn-4-ene-3,20-dione

Conditions
ConditionsYield
With pyridine In ethyl acetate at 20 - 55℃;

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