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HANGZHOU CLAKE BIOTECH CO.,LTD

1. GMP AVALIABLE ; 2. IN STOCK 3. FAST REPLY QUALIFED ; EFFICIENCY; RESPONSIBLE Appearance:white crystalline powder Storage:in cool Package:as request Application:active pharmaceutical ingredient Transportation:Air / SEA BOTH OK Port:

Prednisolone

Cas:50-24-8

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Antimex Chemical Limied

large production of Prednisolone 50-24-8 discount factory Product Attributes Model No.: TF-8982 Brand: Tianfu Supply Ability & Additional Information Packaging: As Buyer's Request Productivity: 100Ton Transportation: Ocean,Land,Air,

large production of Prednisolone 50-24-8 discount factory

Cas:50-24-8

Min.Order:1 Gram

FOB Price: $15.0

Type:Lab/Research institutions

inquiry

Wuhan Zenuo Biological Medicine Technology Co Ltd

Strict quality control: good raw materials, good quality, Zenuo Biology has always regarded quality as the life of the enterprise. Zenuo Biology has an independent quality control department and long-term cooperation with the third-party detection

Prednisolone 99% manufactory supply directly with best price

Cas:50-24-8

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Sinoway Industrial Co., Ltd.

Our advantage Prednisolone--we provide high quality 99% and competitive price. (1)27 year experience in pharmaceutical industry (2)ISO9001:2008 certificated company (3)Fischer Chemicals AG China office Basic information Prednisolone 1. CAS No

Factory Supply High Purity Prednisolone CAS 50-24-8

Cas:50-24-8

Min.Order:1 Kilogram

FOB Price: $300.0

Type:Trading Company

inquiry

hangzhou verychem science and technology co.ltd

EXPORTED TO THE WORLD

PREDNISOLONE

Cas:50-24-8

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

ITEMS SPECIFICATIONS RESULTS CHARACTER WHITE OR ALMOST WHITE CRYSTALLINE POWDER ALMOST WHITE CRYSTALLINE POWDER SPECIFIC ROTATION +96°~+102° +98.6°

CAS:50-24-8 Prednisolone

Cas:50-24-8

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Wuhan Fortuna Chemical Co.,Ltd

Product Name: Prednisolone Synonyms: DEHYDROHYDROCORTISONE;HYDRODELTALONE;METACORT AND RALONE;METACORTANDROLONE;11B,17,21-TRIHYDROXYPREGNA-1,4-DIENE-3,20-DIONE;11BETA,17ALPHA,21-TRIHYDROXYPREGNA-1,4-DIENE-3,20-DIONE;11BETA 17,21-TRIHYDROXYPREGN

Manufacturer of Prednisolone 50-24-8 with competitive price

Cas:50-24-8

Min.Order:1 Kilogram

FOB Price: $450.0 / 510.0

Type:Trading Company

inquiry

Hefei TNJ chemical industry co.,ltd

Our Advantages: Full experience of large numbers containers loading in main Chinese seaports Packing with pallet as buyer's special request Best service after shipment with e-mail Cargos together with container sales seervice availa

Prednisolone

Cas:50-24-8

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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 Prednisolone

Cas:50-24-8

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% Prednisolone 50-24-8 GMP Manufacturer

Cas:50-24-8

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Shanghai Seasonsgreen Chemical Co.,Ltd

Shanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu

lower price High quality Prednisolone

Cas:50-24-8

Min.Order:1 Kilogram

FOB Price: $1.0

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

Prednisolone

Cas:50-24-8

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Hebei yanxi chemical co.,LTD.

chengdu and import and export trade 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 res

prednisolone

Cas:50-24-8

Min.Order:1000 Gram

FOB Price: $500.0

Type:Trading Company

inquiry

Hubei DiBo chemical co., LTD

Name:prednisolone CAS NO:50-24-8 Grade:Medical scientific research and export Molecular formula:C21H28O5 Molecular weight:402.4807 Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data s

prednisolone/ CAS:50-24-8/prednisolone raw material/ high-quality

Cas:50-24-8

Min.Order:25 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

inquiry

Henan Tianfu Chemical Co., Ltd.

Product Name: Prednisolone Synonyms: DEHYDROHYDROCORTISONE;HYDRODELTALONE;METACORT AND RALONE;METACORTANDROLONE;11B,17,21-TRIHYDROXYPREGNA-1,4-DIENE-3,20-DIONE;11BETA,17ALPHA,21-TRIHYDROXYPREGNA-1,4-DIENE-3,20-DIONE;11BETA 17,21-TRIHYD

50-24-8 DEHYDROHYDROCORTISONE

Cas:50-24-8

Min.Order:1 Gram

FOB Price: $8900.0

Type:Lab/Research institutions

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

Prednisolone

Cas:50-24-8

Min.Order:1 Gram

FOB Price: $1000.0 / 1300.0

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

Prednisolone

Cas:50-24-8

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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 email in time prod

DEHYDROHYDROCORTISONE Powder USP Standard

Cas:50-24-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

LIDE PHARMACEUTICALS LIMITED

Advantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&amp

Prednisolone/ LIDE PHARMA- Factory supply / Best price

Cas:50-24-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Sinotech Import&Export Corporation

Name: prednisolone CAS: 50-24-8 Molecular formula: C21H28O5 Molecular weight: 360.44 Appearance:White Powder Storage:Store in cool and dry place, away from sun

Prednisolone CAS:50-24-8

Cas:50-24-8

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Appearance:White Crystalline Solid Storage:Room temperature Package:1kg/bag Application:chemicals Transportation:Express/Sea/Air Port:Any port in china

High Purity Manufacture Prednisolone 99% Manufactory Supply EP/USP

Cas:50-24-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:White powder Storage:Store in sealed containers at cool & dr

HANWAYS CHEMPHARM CO.,LIMITED

Hanways chempharm is a specialized company concentrating on the R&D, production, marketing and technical service of APIs and pharmaceutical intermediates. The marketing department is located in Wuhan. We have two GMP facilities in Hubei Pr

Prednisolone with High purity and best price CAS NO.50-24-8S 69815-49-2

Cas:50-24-8

Min.Order:1 Kilogram

FOB Price: $860.0 / 900.0

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

Prednisolone 50-24-8

Cas:50-24-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

Product Name: Prednisolone Synonyms: DEHYDROHYDROCORTISONE;HYDRODELTALONE;METACORT AND RALONE;METACORTANDROLONE;11B,17,21-TRIHYDROXYPREGNA-1,4-DIENE-3,20-DIONE;11BETA,17ALPHA,21-TRIHYDROXYPREGNA-1,4-DIENE-3,20-DIONE;11BETA 17,21-TRIHYDROXYPREGN

Prednisolone Base

Cas:50-24-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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 present

CAS:50-24-8 Prednisolone

Cas:50-24-8

Min.Order:1 Kilogram

FOB Price: $815.0 / 841.3

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Beluga chemical professional supply High quality prednisolone CAS 50-24-8 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and research capabilities. 2. Made in China and e

High quality prednisolone CAS 50-24-8

Cas:50-24-8

Min.Order:1 Gram

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 and produce sarms in bulk quantity. We have 8 years experience making all kinds of sarms. And all our old customers

High purity Prednisolone with best price CAS NO.50-24-8

Cas:50-24-8

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Mojin Biotechnology Co.,Ltd

Product quality: Our company have high quality product , and also the product we have good manufacture . First of all, this product is of fine quality. Every finish should be checked by quality inspection system.And every one should be also tried

Prednisolone CAS NO.50-24-8

Cas:50-24-8

Min.Order:1 Kilogram

FOB Price: $20.0 / 30.0

Type:Trading Company

inquiry

Shanghai Terui OP New Material Technology Co., Ltd.

We have overseas warehouses in California, Nuevo Laredo, Mexico, Vancouver, Canada, Amsterdam, The Netherlands and Melbourne, Australia. Overseas warehouses can provide some of the best selling products. We look forward to cooperating with strong loc

High purity Prednisolone cas 50-24-8

Cas:50-24-8

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Synthetic route

methanol
67-56-1

methanol

prednisolone 21-acetate
52-21-1

prednisolone 21-acetate

A

prednisolon
50-24-8

prednisolon

B

acetic acid methyl ester
79-20-9

acetic acid methyl ester

Conditions
ConditionsYield
With triethylamine at 20℃; under 8250660 Torr; for 2h; Product distribution;A n/a
B 100%
HYDROCORTISONE
50-23-7

HYDROCORTISONE

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With Rhodococcus coprophilus DSM 43347 In dimethyl sulfoxide at 30℃; for 24h; Reagent/catalyst; Green chemistry; regiospecific reaction;97%
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In 1,4-dioxane for 4h; Reflux;83.33%
With potassium phosphate buffer In methanol at 30℃; free and the urethane prepolymer-entrapped acetone-dried cells of Arthrobacter simplex; effect of gel hydrophobicity; effect of electron acceptors and solvents;
With 3-ketosteroid-Δ1-dehydrogenase from Mycobacterium smegmatis mc2155; phenazine methosulfate In dimethyl sulfoxide at 30℃; for 16h; pH=8; Catalytic behavior; Kinetics; Solvent; Reagent/catalyst; Enzymatic reaction;
methanol
67-56-1

methanol

prednisolone 21-isobutyrate

prednisolone 21-isobutyrate

A

prednisolon
50-24-8

prednisolon

B

Methyl isobutyrate
547-63-7

Methyl isobutyrate

Conditions
ConditionsYield
With triethylamine at 20℃; under 8250660 Torr; for 2h; Product distribution;A n/a
B 96%
prednisolone 21-acetate
52-21-1

prednisolone 21-acetate

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With water; potassium carbonate; sodium hydroxide In methanol at 0 - 10℃; for 2h; Inert atmosphere;92.5%
With methanol; triethylamine for 14h; Ambient temperature;49%
With potassium hydroxide
Stage #1: prednisolone 21-acetate With water; sodium hydroxide In methanol; dichloromethane at 0 - 30℃; for 2.5h; Inert atmosphere;
Stage #2: With acetic acid In methanol; dichloromethane at -12 - -5℃; for 1h; pH=6 - 7; Reagent/catalyst; Reflux;
15.8 g
prednisolone 11β,21-diacetate
98523-85-4

prednisolone 11β,21-diacetate

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With di(n-butyl)tin oxide In methanol for 2.5h; Heating;91%
21-<<(6-carboxy-3-cyclohexen-1-yl)carbonyl>oxy>-11β,17α-dihydroxypregna-1,4-diene-3,20-dione

21-<<(6-carboxy-3-cyclohexen-1-yl)carbonyl>oxy>-11β,17α-dihydroxypregna-1,4-diene-3,20-dione

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With methanol; triethylamine for 0.166667h; Ambient temperature; Irradiation;90%
prednisolone 21-[hydrogen (cyclohex-3-ene-1,2-dicarboxylate)]

prednisolone 21-[hydrogen (cyclohex-3-ene-1,2-dicarboxylate)]

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With methanol; triethylamine at 20℃; under 8250660 Torr; for 168h; Product distribution; Further Variations:; Reagents; Pressures;81%
methanol
67-56-1

methanol

prednisolone 21-trimethylacetate
1107-99-9

prednisolone 21-trimethylacetate

A

prednisolon
50-24-8

prednisolon

B

Methyl pivalate
598-98-1

Methyl pivalate

Conditions
ConditionsYield
With triethylamine at 20℃; under 8250660 Torr; for 2h; Product distribution; Further Variations:; Reagents; Pressures;A n/a
B 78%
methanol
67-56-1

methanol

prednisolone 11β-acetate
104687-90-3

prednisolone 11β-acetate

A

prednisolon
50-24-8

prednisolon

B

acetic acid methyl ester
79-20-9

acetic acid methyl ester

Conditions
ConditionsYield
With triethylamine at 20℃; under 8250660 Torr; for 168h; Product distribution; Further Variations:; Reagents; Pressures;A 76%
B n/a
HYDROCORTISONE
50-23-7

HYDROCORTISONE

A

prednisolon
50-24-8

prednisolon

B

11β,17α,20β,21-tetrahydroxy-1,4-pregnadiene-3-one
15847-24-2

11β,17α,20β,21-tetrahydroxy-1,4-pregnadiene-3-one

Conditions
ConditionsYield
With Rhodococcus erythropholis DSM 43188 In dimethyl sulfoxide at 30℃; for 72h; Green chemistry; regiospecific reaction;A 37%
B 40%
prednisolone 21-trimethylacetate
1107-99-9

prednisolone 21-trimethylacetate

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With Curvularia lunata In water at 30℃; for 72h; Yield given;
prednisolone hemisuccinate
2920-86-7

prednisolone hemisuccinate

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With methanol; triethylamine for 0.0833333h; Ambient temperature; Irradiation;67 % Chromat.
11β,17,21-trihydroxy-pregna-4-ene-3,20-dione

11β,17,21-trihydroxy-pregna-4-ene-3,20-dione

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With didymella lycopersicin
With corynebacterium simplex
With corynebacterium simplex
11β,17,21-tris-trifluoroacetoxy-5α-pregnane-3,20-dione

11β,17,21-tris-trifluoroacetoxy-5α-pregnane-3,20-dione

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With 2,4,6-trimethyl-pyridine; bromine
prednisolone hemisuccinate
2920-86-7

prednisolone hemisuccinate

A

prednisolon
50-24-8

prednisolon

B

succinic acid
110-15-6

succinic acid

C

prednisolone 17-hemisuccinate

prednisolone 17-hemisuccinate

Conditions
ConditionsYield
With phosphate buffer In N,N-dimethyl-formamide at 37℃; Kinetics;
prednisolone 21-hemisuccinate/β-cyclodextrin amide conjugate

prednisolone 21-hemisuccinate/β-cyclodextrin amide conjugate

A

prednisolon
50-24-8

prednisolon

B

mono(6-deoxy-6-succimino)-β-cyclodextrin

mono(6-deoxy-6-succimino)-β-cyclodextrin

Conditions
ConditionsYield
With phosphate buffer In N,N-dimethyl-formamide at 25℃; Kinetics;
oxone

oxone

11β,17α-dihydroxy-20-phenoxypregna-1,4,20-trien-3-one

11β,17α-dihydroxy-20-phenoxypregna-1,4,20-trien-3-one

Oxone

Oxone

ethylene glycol
107-21-1

ethylene glycol

A

prednisolon
50-24-8

prednisolon

B

prednisolone 21-acetate
52-21-1

prednisolone 21-acetate

Conditions
ConditionsYield
With potassium hydroxide; sodium hydroxide In tetrahydrofuran; PO4; dichloromethane; water; acetone
C29H37NO6

C29H37NO6

A

2-oxoindole
59-48-3

2-oxoindole

B

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With water at 37℃; pH=7.4 - 8; Kinetics;
C30H39NO6
1154703-42-0

C30H39NO6

A

3,4-dihydro-2(1H)-quinolone
553-03-7

3,4-dihydro-2(1H)-quinolone

B

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With water at 37℃; pH=7.4 - 9; Kinetics;
C29H33NO8
1426535-35-4

C29H33NO8

A

2-oxoindole
59-48-3

2-oxoindole

B

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With sodium dithionite In acetonitrile
C29H33NO8
1426535-35-4

C29H33NO8

A

1,3-dihydro-1-hydroxyindole-2-one
18108-55-9

1,3-dihydro-1-hydroxyindole-2-one

B

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With Clostridium perfringens; brain heart infusion medium In dimethyl sulfoxide at 37℃; for 24h; pH=7.4; Enzymatic reaction;
C30H35NO8
1426535-37-6

C30H35NO8

A

3,4-dihydro-2(1H)-quinolone
553-03-7

3,4-dihydro-2(1H)-quinolone

B

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With sodium dithionite In acetonitrile
C30H35NO8
1426535-37-6

C30H35NO8

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
With Clostridium perfringens; brain heart infusion medium In dimethyl sulfoxide at 37℃; for 24h; pH=7.4; Enzymatic reaction;
hydrocortisone acetate
50-03-3

hydrocortisone acetate

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sodium methylate / methanol / 0.5 h / 20 °C
2: 2,3-dicyano-5,6-dichloro-p-benzoquinone / 1,4-dioxane / 4 h / Reflux
View Scheme
prednicarbate
73771-04-7

prednicarbate

A

prednisolon
50-24-8

prednisolon

B

4-(4-hydroxybenzyl)-2-(3-methylbut-2-enyl)phenyl methyl carbonate

4-(4-hydroxybenzyl)-2-(3-methylbut-2-enyl)phenyl methyl carbonate

C

Prednisolone 17-ethylcarbonate
104286-02-4

Prednisolone 17-ethylcarbonate

Conditions
ConditionsYield
With water In acetone at 25 - 28℃; for 336h; Microbiological reaction;
pregna-1,4,9(11)-triene-17α,21-diol-3,20-dione 21-acetate
4380-55-6

pregna-1,4,9(11)-triene-17α,21-diol-3,20-dione 21-acetate

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: sulfuric acid / acetone; water / 0.5 h / 0 - 5 °C
1.2: 0 - 5 °C
2.1: zinc; chromium(VI) oxide; mercaptoacetic acid / acetone; dimethyl sulfoxide / 15 - 20 °C
2.2: 1 h
2.3: 0.33 h
3.1: sodium hydroxide; potassium carbonate; water / methanol / 2 h / 0 - 10 °C / Inert atmosphere
View Scheme
(10S,13S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-3-one
10184-69-7

(10S,13S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-3-one

prednisolon
50-24-8

prednisolon

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: dmap / chloroform / 0.17 h
1.2: 10 - 20 °C
2.1: sulfuric acid / acetone; water / 0.5 h / 0 - 5 °C
2.2: 0 - 5 °C
3.1: zinc; chromium(VI) oxide; mercaptoacetic acid / acetone; dimethyl sulfoxide / 15 - 20 °C
3.2: 1 h
3.3: 0.33 h
4.1: sodium hydroxide; potassium carbonate; water / methanol / 2 h / 0 - 10 °C / Inert atmosphere
View Scheme
prednisolon
50-24-8

prednisolon

(1S,2R,10S,11S,14R,15S,17S)-14,17-dihydroxy-2,15-dimethyl-5-oxotetracyclo[8.7.0 02,7. 011,15]heptadeca-3,6-diene-14-carboxylic acid
37927-29-0

(1S,2R,10S,11S,14R,15S,17S)-14,17-dihydroxy-2,15-dimethyl-5-oxotetracyclo[8.7.0 02,7. 011,15]heptadeca-3,6-diene-14-carboxylic acid

Conditions
ConditionsYield
With periodic acid In tetrahydrofuran; methanol at 20℃; for 2h;100%
With sodium periodate; sulfuric acid In methanol; water at 20℃; for 16h; Inert atmosphere;98.8%
With sodium periodate In methanol; water for 0.5h; Heating; Large scale;97%
prednisolon
50-24-8

prednisolon

diethyl dicarbonate
1609-47-8

diethyl dicarbonate

Prednisolone 21-ethylcarbonate

Prednisolone 21-ethylcarbonate

Conditions
ConditionsYield
In acetone for 0.5h; Heating;100%
prednisolon
50-24-8

prednisolon

acetic anhydride
108-24-7

acetic anhydride

prednisolone 21-acetate
52-21-1

prednisolone 21-acetate

Conditions
ConditionsYield
With dmap In N,N-dimethyl-formamide at 40℃; for 0.5h; Inert atmosphere;99.8%
With pyridine98%
With pyridine
With dmap at 60 - 65℃; for 6h; Time;55.1 g
With sodium acetate In tetrahydrofuran; acetone at 40℃; for 3h; Reagent/catalyst; Inert atmosphere;
prednisolon
50-24-8

prednisolon

methanesulfonyl chloride
124-63-0

methanesulfonyl chloride

11β,17α,21-trihydroxypregna-1,4-diene-3,20-dione 21-mesylate
35410-28-7

11β,17α,21-trihydroxypregna-1,4-diene-3,20-dione 21-mesylate

Conditions
ConditionsYield
With pyridine for 0.5h;99.2%
With N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃;91%
prednisolon
50-24-8

prednisolon

trimethyl 3-(methoxycarbonyl)orthopropionate
71235-00-2

trimethyl 3-(methoxycarbonyl)orthopropionate

11β-hydroxy-17α,21-(1-methoxy-3-methoxycarbonylpropylidenedioxy)-1,4-pregnadiene-3,20-dione
102113-12-2

11β-hydroxy-17α,21-(1-methoxy-3-methoxycarbonylpropylidenedioxy)-1,4-pregnadiene-3,20-dione

Conditions
ConditionsYield
With toluene-4-sulfonic acid In benzene for 4h; Heating;99%
prednisolon
50-24-8

prednisolon

Triethyl orthoacetate
78-39-7

Triethyl orthoacetate

C25H34O6
137759-51-4

C25H34O6

Conditions
ConditionsYield
With pyridinium p-toluenesulfonate In benzene for 1h; Heating;97%
prednisolon
50-24-8

prednisolon

p-(chloromethyl)benzoyl chloride
876-08-4

p-(chloromethyl)benzoyl chloride

prednisolone 21-[4'-(chloromethyl)benzoate]

prednisolone 21-[4'-(chloromethyl)benzoate]

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 18h;97%
prednisolon
50-24-8

prednisolon

chloroacetyl chloride
79-04-9

chloroacetyl chloride

prednisolone 21-chloroacetate
100931-13-3

prednisolone 21-chloroacetate

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 18h;95%
succinic acid anhydride
108-30-5

succinic acid anhydride

prednisolon
50-24-8

prednisolon

prednisolone hemisuccinate
2920-86-7

prednisolone hemisuccinate

Conditions
ConditionsYield
With pyridine at 20℃; for 24h;92%
Stage #1: succinic acid anhydride; prednisolon With pyridine at 20℃; for 24h;
Stage #2: With hydrogenchloride In water Cooling with ice;
63%
prednisolon
50-24-8

prednisolon

orthocarbonic acid tetraethyl ester
78-09-1

orthocarbonic acid tetraethyl ester

prednisolone-17,21-diethylorthocarbonate
26129-79-3

prednisolone-17,21-diethylorthocarbonate

Conditions
ConditionsYield
With toluene-4-sulfonic acid In 1,4-dioxane at 22℃; for 17h;90%
prednisolon
50-24-8

prednisolon

acetic anhydride
108-24-7

acetic anhydride

prednisolone 11β,21-diacetate
98523-85-4

prednisolone 11β,21-diacetate

Conditions
ConditionsYield
With dmap; triethylamine In dichloromethane at 25℃; for 17h;90%
With pyridine; dmap at 20℃; for 0.5h;
prednisolon
50-24-8

prednisolon

C14H19NO4
1070955-54-2

C14H19NO4

3-(2-(tert-butoxycarbonylamino)phenyl)propionic acid 2-(11,17-dihydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl ester
1314005-13-4

3-(2-(tert-butoxycarbonylamino)phenyl)propionic acid 2-(11,17-dihydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl ester

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane for 3h;90%
prednisolon
50-24-8

prednisolon

chloroformic acid ethyl ester
541-41-3

chloroformic acid ethyl ester

Prednisolone 21-ethylcarbonate

Prednisolone 21-ethylcarbonate

Conditions
ConditionsYield
With pyridine at 22℃; for 2h;88.3%
prednisolon
50-24-8

prednisolon

(8S,9S,10R,11S,13S,14S)-11-Hydroxy-10,13-dimethyl-7,8,9,10,11,12,13,14,15,16-decahydro-6H-cyclopenta[a]phenanthrene-3,17-dione
898-84-0

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

Conditions
ConditionsYield
In water; acetonitrile at 20℃; Electrochemical reaction;87%
With bithmuth(III) triflate hydrate In 1,4-dioxane at 80℃; chemoselective reaction;78%
With zinc(II) chloride In tetrahydrofuran for 8h; Reagent/catalyst; Reflux; Inert atmosphere;76%
prednisolon
50-24-8

prednisolon

m-sulfobenzoic acid, monosodium salt
17625-03-5

m-sulfobenzoic acid, monosodium salt

prednisolone sodium metasulfobenzoate

prednisolone sodium metasulfobenzoate

Conditions
ConditionsYield
With triethylamine In water; N,N-dimethyl-formamide at 95℃; for 18h; Inert atmosphere;86%
prednisolon
50-24-8

prednisolon

1-hexadecylcarboxylic acid
57-10-3

1-hexadecylcarboxylic acid

prednisolone 21-palmitate

prednisolone 21-palmitate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 18h; Steglich Esterification; Inert atmosphere;85%
prednisolon
50-24-8

prednisolon

4-Nitrophenyl chloroformate
7693-46-1

4-Nitrophenyl chloroformate

prednisolone 21-(4-nitrophenylcarbonate)
1422676-54-7

prednisolone 21-(4-nitrophenylcarbonate)

Conditions
ConditionsYield
With pyridine In dichloromethane at 0 - 20℃; for 10h;84%
prednisolon
50-24-8

prednisolon

chlorophosphoric acid diphenyl ester
2524-64-3

chlorophosphoric acid diphenyl ester

21-O-diphenylphosphorylprednisolone

21-O-diphenylphosphorylprednisolone

Conditions
ConditionsYield
With pyridine N-oxide; N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In dichloromethane at 20℃; for 2h; Inert atmosphere; chemoselective reaction;83%
prednisolon
50-24-8

prednisolon

4-bromobutyroyl chloride
927-58-2

4-bromobutyroyl chloride

prednisolone 21-(4'-bromobutyrate)

prednisolone 21-(4'-bromobutyrate)

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 4h;82%
prednisolon
50-24-8

prednisolon

3-(Chloromethyl)benzoyl chloride
63024-77-1

3-(Chloromethyl)benzoyl chloride

prednisolone 21-[3'-(chloromethyl)benzoate]

prednisolone 21-[3'-(chloromethyl)benzoate]

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 18h;82%
prednisolon
50-24-8

prednisolon

11β,21-Dihydroxy-pregn-1,4-diene-3,20-dione
13479-38-4

11β,21-Dihydroxy-pregn-1,4-diene-3,20-dione

Conditions
ConditionsYield
With trimethylsilyl iodide In acetonitrile for 1h; Ambient temperature;80%
prednisolon
50-24-8

prednisolon

Boc-His(Tos)-Gly-Lys(Z)-NHNH2

Boc-His(Tos)-Gly-Lys(Z)-NHNH2

2-amino-N-{[5-amino-1-(11,17-dihydroxy-17-hydroxyacetyl-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-cyclopenta[a]phenanthren-3-ylidene-hydrazinocarbonyl)-pentylcarbamoyl]-methyl}-3-(3H-imidazol-4-yl)-propionamide

2-amino-N-{[5-amino-1-(11,17-dihydroxy-17-hydroxyacetyl-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-cyclopenta[a]phenanthren-3-ylidene-hydrazinocarbonyl)-pentylcarbamoyl]-methyl}-3-(3H-imidazol-4-yl)-propionamide

Conditions
ConditionsYield
Stage #1: prednisolon; Boc-His(Tos)-Gly-Lys(Z)-NHNH2 With acetic acid In methanol at 20℃; for 48h; pH=2;
Stage #2: With dimethylsulfide; trifluorormethanesulfonic acid; trifluoroacetic acid at 0℃; for 2h;
80%
prednisolon
50-24-8

prednisolon

prednisolone 20-hydrazone
1315514-34-1

prednisolone 20-hydrazone

Conditions
ConditionsYield
With hydrazine hydrate In ethanol at 40℃; for 2h;80%
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