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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

Triamcinolone acetonide acetate

Cas:76-25-5

Min.Order:1 Kilogram

Negotiable

Type:Other

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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 detect

Triamcinolone acetonide Manufactuered in China low price

Cas:76-25-5

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

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Hubei Yuanmeng Biological Technology Co., Ltd.

Hubei Yuanmeng Biological Technology Co., Ltd., which is located in Wuhan, China. We are specializing in the exportation of APIs, and plant extracts ect. Our products has been exported to America, Australia, Brazil, the Europe, Middle East and other

Factory Supply Triamcinolone Acetonide CAS 76-25-5 with Fast Shipment

Cas:76-25-5

Min.Order:1 Kilogram

FOB Price: $3.0 / 5.0

Type:Trading Company

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hangzhou verychem science and technology co.ltd

EXPORTED TO THE WORLD

TRIAMCINOLONE ACETONIDE

Cas:76-25-5

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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Sinoway Industrial Co., Ltd.

Why is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c

99% up GMP DMF Triamcinolone acetonide 76-25-5

Cas:76-25-5

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Kono Chem Co.,Ltd

Description Name Triamcinolone Acetonide Synonyms 9a-Fluoro-11b,16a,17a,21-tetrahydroxy-1,4-preg

CAS:76-25-5 Triamcinolone acetonide

Cas:76-25-5

Min.Order:1 Kilogram

Negotiable

Type:Other

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Assay (Ursolic acid) 98%min 98.22% -----------------------------------------------------------------------------------------------------------

High purity Triamcinolone acetonide 76-25-5

Cas:76-25-5

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Trading Company

inquiry

Hebei yanxi chemical co.,LTD.

Hebei yanxi chemical co., LTD is a professional research, development and production . enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carbon environmental protection safe

Triamcinolone

Cas:76-25-5

Min.Order:1 Metric Ton

FOB Price: $1.0 / 3.0

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 Triamcinolone Acetonide

Cas:76-25-5

Min.Order:1

Negotiable

Type:Other

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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

High Quality 99% Triamcinolone acetonide 76-25-5 ISO Producer

Cas:76-25-5

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api, intermedi

Triamcinolone acetonide

Cas:76-25-5

Min.Order:1 Kilogram

FOB Price: $5.0

Type:Manufacturers

inquiry

Xi`an Eastling Biotech Co., Ltd.

76-25-5 - Physico-chemical Properties Molecular Formula C24H31FO6 Molar Mass 434.5 Density 1.1517 (estimate) Melting Point 274-278°C (dec.) Boling Point 576.9±50.0 °C(Predict

Factory high quality Triamcinolone acetonide

Cas:76-25-5

Min.Order:1 Gram

FOB Price: $5.0 / 6.0

Type:Lab/Research institutions

inquiry

HANGZHOU CLAKE BIOTECH CO.,LTD

1. GMP AVALIABLE ; 2. IN STOCK 3. FAST REPLY QUALIFED ; EFFICIENCY; RESPONSIBLE Appearance:WHITE POWDER Storage:in cool Package:25kg/drum / 25kg/bag Application:active pharmaceutical ingredient Transportation:sea/air both ok Port:any

Triamcinolone acetonide

Cas:76-25-5

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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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 Triamcinolone acetonide

Cas:76-25-5

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

Triamcinolone Acetonide

Cas:76-25-5

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

Triamcinolone acetonide Basic information Product Name: Triamcinolone acetonide Synonyms: KENALOG;ARISTODERM;9ALPHA-FLUORO-11BETA,21-DIHYDROXY-16ALPHA,17-ISOPROPYLI

76-25-5 best offer Triamcinolone acetonide

Cas:76-25-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

ProName:99% up GMP DMF Triamcinolone acetonide... CasNo:76-25-5 Molecular Formula:C24H31FO6 Appearance:White or almost white hygroscopic powd... Application:API DeliveryTime:7 working days PackAge:25kg per drum Port:shanghai/beijing/hangzhou

Triamcinolone acetonide 76-25-5

Cas:76-25-5

Min.Order:1 Kilogram

FOB Price: $20.0 / 80.0

Type:Trading Company

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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

Triamcinolone acetonide 76-25-5

Cas:76-25-5

Min.Order:1 Gram

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

Triamcinolone acetonide

Cas:76-25-5

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

Triamcinolone acetonide/ LIDE PHARMA- Factory supply / Best price

Cas:76-25-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Sinotech Import&Export Corporation

1). Product name: Triamcinolone acetonide 2).CAS: 76-25-5 3).MF: C24H31FO6 4).Appearance:White powder 5).Assay:99%MIN Appearance:white or almost white crystalline powder Storage:RT. Package:25kg drum Application:Skin Treatment Drug; Topic

Triamcinolone Acetonide

Cas:76-25-5

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Purestar Chem Enterprise Co.,Ltd

Triamcinolone Acetonide Products Name : Triamcinolone Acetonide CAS No. : 76-25-5 Structural Formula : Quality Specification : Ph.

Triamcinolone Acetonide

Cas:76-25-5

Min.Order:25 Kilogram

FOB Price: $6.0

Type:Trading Company

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Appearance:Almost white crystalline powder Storage:ln stock Package:1kg/Tin Application:Anti-inflammatory, anti-allergic and anti-itch properties Transportation:Express/Sea/Air Port:Any port of China

Triamcinolone acetonide

Cas:76-25-5

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 Crystalline Powder Storage:Store in sealed conta

high quality 76-25-5 Triamcinolone acetonide with best price

Cas:76-25-5

Min.Order:10 Gram

Negotiable

Type:Other

inquiry

Shanghai Upbio Tech Co.,Ltd

1,In No Less five years exporting experience. 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Appearance:White powder Storage:storage in a dr

Hotsale 99%Triamcinolone Acetonide Hormone Powder

Cas:76-25-5

Min.Order:100 Gram

FOB Price: $10.0

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

Synonyms: KENALOG;ARISTODERM;9ALPHA-FLUORO-11BETA,21-DIHYDROXY-16ALPHA,17-ISOPROPYLIDENEDIOXY-1,4-PREGNADIENE-3,20-DIONE;9ALPHA-FLUORO-16ALPHA-HYDROXYPREDNISOLONE 16ALPHA,17ALPHA-ACETONIDE;9ALPHA-FLUORO-11BETA,16ALPHA,17ALPHA,21-TETRAHYDROXY-1,4-PR

Triamcinolone acetonide 76-25-5 Lagest in promotion

Cas:76-25-5

Min.Order:1 Kilogram

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

Triamcinolone acetonide

Cas:76-25-5

Min.Order:1 Kilogram

FOB Price: $180.0 / 200.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Triamcinolone acetonide CAS:76-25-5 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 int

Triamcinolone acetonide CAS:76-25-5

Cas:76-25-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Terui OP New Material Technology Co., Ltd.

We have overseas warehouses in California, New Laredo Mexico, Vancouver Canada, Amsterdam Netherlands, and Melbourne Australia. Overseas warehouses can provide some of the best-selling products. We look forward to the cooperation of local powerful

Factory stock, favorable price CAS 76-25-5 Triamcinolone acetonide

Cas:76-25-5

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

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

Triamcinolone Acetonide CAS NO.76-25-5

Cas:76-25-5

Min.Order:1 Kilogram

FOB Price: $20.0 / 30.0

Type:Trading Company

inquiry

Synthetic route

triamcinolone
124-94-7

triamcinolone

acetone
67-64-1

acetone

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
With boron trifluoride diethyl etherate at -10 - 0℃;93%
With hydrogenchloride for 1h; Heating;52%
With methanesulfonic acid at 50℃; for 2h; Temperature;
11β-trimethylsiloxy-21-acetoxy-16α,17α-isopropylidenedioxy-9α-fluoro-pregna-1,4-diene-3,20-dione
64089-14-1

11β-trimethylsiloxy-21-acetoxy-16α,17α-isopropylidenedioxy-9α-fluoro-pregna-1,4-diene-3,20-dione

A

triamcinolone acetonide, 21-acetate

triamcinolone acetonide, 21-acetate

B

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
With sodium carbonate In aqueous hydrofluoric acidA 80%
B n/a
C24H30O6

C24H30O6

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
With hydrogen fluoride In chloroform at -40℃;76%
16α-17-[(1-methylethylidene)bis(oxy)]-11β,21-dihydroxy-9-fluoro-4-ene-pregna-3,20-dione
1524-86-3

16α-17-[(1-methylethylidene)bis(oxy)]-11β,21-dihydroxy-9-fluoro-4-ene-pregna-3,20-dione

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In benzene for 70h; Heating;40%
triamcinolone
124-94-7

triamcinolone

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
With perchloric acid; acetone
With hydrogenchloride; acetone
desonide
13951-70-7

desonide

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: pyridine
2: SOCl2; pyridine
3: aqueous HClO4; dioxane
4: potassium acetate; ethanol
5: CHCl3; HF
6: methanol.KOH
7: acetone; hydrochloric acid
View Scheme
21-acetoxy-pregna-4,9(11),16-triene-3,20-dinone
23460-76-6

21-acetoxy-pregna-4,9(11),16-triene-3,20-dinone

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1: KMnO4
2: pyridine
3: aqueous HClO4; dioxane
4: potassium acetate; ethanol / Behandeln einer Loesung des Reaktionsprodukts in Pyridin mit Acetanhydrid
5: CHCl3; HF
6: mit Hilfe von Nocardia corallina
7: methanol.KOH
8: acetone; hydrochloric acid
View Scheme
21-Acetoxy-16α,17α-dihydroxy-4,9(11)-pregnadien-3,20-dion
74220-43-2

21-Acetoxy-16α,17α-dihydroxy-4,9(11)-pregnadien-3,20-dion

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: pyridine
2: aqueous HClO4; dioxane
3: potassium acetate; ethanol / Behandeln einer Loesung des Reaktionsprodukts in Pyridin mit Acetanhydrid
4: CHCl3; HF
5: mit Hilfe von Nocardia corallina
6: methanol.KOH
7: acetone; hydrochloric acid
View Scheme
16α,21-diacetoxy-17-hydroxy-pregna-1,4,9(11)-triene-3,20-dione
95943-95-6

16α,21-diacetoxy-17-hydroxy-pregna-1,4,9(11)-triene-3,20-dione

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: aqueous HClO4; dioxane
2: potassium acetate; ethanol
3: CHCl3; HF
4: methanol.KOH
5: acetone; hydrochloric acid
View Scheme
16α,21-diacetoxyprednisolone
98422-55-0

16α,21-diacetoxyprednisolone

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: SOCl2; pyridine
2: aqueous HClO4; dioxane
3: potassium acetate; ethanol
4: CHCl3; HF
5: methanol.KOH
6: acetone; hydrochloric acid
View Scheme
16α,21-diacetoxy-11β,17-dihydroxy-pregn-4-ene-3,20-dione
7333-34-8

16α,21-diacetoxy-11β,17-dihydroxy-pregn-4-ene-3,20-dione

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: SeO2
2: SOCl2; pyridine
3: aqueous HClO4; dioxane
4: potassium acetate; ethanol
5: CHCl3; HF
6: methanol.KOH
7: acetone; hydrochloric acid
View Scheme
16α,21-diacetoxy-9-bromo-11β,17-dihydroxy-pregn-4-ene-3,20-dione
91160-85-9

16α,21-diacetoxy-9-bromo-11β,17-dihydroxy-pregn-4-ene-3,20-dione

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: potassium acetate; ethanol / Behandeln einer Loesung des Reaktionsprodukts in Pyridin mit Acetanhydrid
2: CHCl3; HF
3: mit Hilfe von Nocardia corallina
4: methanol.KOH
5: acetone; hydrochloric acid
View Scheme
16α,21-diacetoxy-9-bromo-11β,17-dihydroxy-pregna-1,4-diene-3,20-dione
91160-86-0

16α,21-diacetoxy-9-bromo-11β,17-dihydroxy-pregna-1,4-diene-3,20-dione

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: potassium acetate; ethanol
2: CHCl3; HF
3: methanol.KOH
4: acetone; hydrochloric acid
View Scheme
16α,21-diacetoxy-17-hydroxy-pregna-4,9(11)-diene-3,20-dione
98632-54-3

16α,21-diacetoxy-17-hydroxy-pregna-4,9(11)-diene-3,20-dione

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: aqueous HClO4; dioxane
2: potassium acetate; ethanol / Behandeln einer Loesung des Reaktionsprodukts in Pyridin mit Acetanhydrid
3: CHCl3; HF
4: mit Hilfe von Nocardia corallina
5: methanol.KOH
6: acetone; hydrochloric acid
View Scheme
triamcinolone diacetate
67-78-7

triamcinolone diacetate

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: methanol.KOH
2: acetone; hydrochloric acid
View Scheme
16α,21-diacetoxy-9,11β-epoxy-17-hydroxy-9β-pregna-1,4-diene-3,20-dione
96670-24-5

16α,21-diacetoxy-9,11β-epoxy-17-hydroxy-9β-pregna-1,4-diene-3,20-dione

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: CHCl3; HF
2: methanol.KOH
3: acetone; hydrochloric acid
View Scheme
C23H26O5

C23H26O5

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: formic acid; potassium permanganate / acetone; water / 1 h / -7 - -3 °C
2.1: hydrogen fluoride / -30 - -25 °C
2.2: -50 - -45 °C
3.1: sodium hydroxide / methanol; dichloromethane / -7 - -3 °C / Inert atmosphere
View Scheme
C23H28O7

C23H28O7

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: hydrogen fluoride / -30 - -25 °C
1.2: -50 - -45 °C
2.1: sodium hydroxide / methanol; dichloromethane / -7 - -3 °C / Inert atmosphere
View Scheme
(11β,16α,17α)-21-acetyloxy-9-fluoro-11-hydroxy-16,17-<1-methylethylidenebis(oxy)>pregna-1,4-diene-3,20-dione
3870-07-3

(11β,16α,17α)-21-acetyloxy-9-fluoro-11-hydroxy-16,17-<1-methylethylidenebis(oxy)>pregna-1,4-diene-3,20-dione

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
With sodium hydroxide In methanol; dichloromethane at -7 - -3℃; Inert atmosphere;43 g
2-((10S,13S,14S)-10,13-dimethyl-3-oxo-6,7,8,10,12,13,14,15-octahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate
37413-91-5

2-((10S,13S,14S)-10,13-dimethyl-3-oxo-6,7,8,10,12,13,14,15-octahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; perchloric acid / acetone / -10 - -5 °C
1.2: 33 - 37 °C
2.1: formic acid; potassium permanganate / acetone; water / 1 h / -7 - -3 °C
3.1: hydrogen fluoride / -30 - -25 °C
3.2: -50 - -45 °C
4.1: sodium hydroxide / methanol; dichloromethane / -7 - -3 °C / Inert atmosphere
View Scheme
Multi-step reaction with 4 steps
1.1: formic acid / acetone / 0.08 h / -5 - 0 °C
1.2: 0.17 h / -5 - 0 °C
2.1: perchloric acid; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione / N,N-dimethyl-formamide / 2 h / -5 - 0 °C
3.1: sodium hydroxide / water; dichloromethane; methanol / 1 h / -5 - 0 °C / Inert atmosphere
4.1: hydrogen fluoride / water / 6.33 h / -40 - 0 °C
View Scheme
methanesulfonyl chloride
124-63-0

methanesulfonyl chloride

triamcinolone acetonide
76-25-5

triamcinolone acetonide

triamcinolone acetonide mesylate
2967-04-6

triamcinolone acetonide mesylate

Conditions
ConditionsYield
With pyridine at 0℃; for 0.5h; Sealed tube;100%
glutaric anhydride,
108-55-4

glutaric anhydride,

triamcinolone acetonide
76-25-5

triamcinolone acetonide

Pentanedioic acid mono-[2-((4aS,4bR,5S,6aS,6bS,9aR,10aS,10bS)-4b-fluoro-5-hydroxy-4a,6a,8,8-tetramethyl-2-oxo-2,4a,4b,5,6,6a,9a,10,10a,10b,11,12-dodecahydro-7,9-dioxa-pentaleno[2,1-a]phenanthren-6b-yl)-2-oxo-ethyl] ester
409094-09-3

Pentanedioic acid mono-[2-((4aS,4bR,5S,6aS,6bS,9aR,10aS,10bS)-4b-fluoro-5-hydroxy-4a,6a,8,8-tetramethyl-2-oxo-2,4a,4b,5,6,6a,9a,10,10a,10b,11,12-dodecahydro-7,9-dioxa-pentaleno[2,1-a]phenanthren-6b-yl)-2-oxo-ethyl] ester

Conditions
ConditionsYield
With pyridine at 20℃; for 18h;83%
With dmap In acetone at 20℃; for 0.4h;32%
thiobenzoic acid
98-91-9

thiobenzoic acid

triamcinolone acetonide
76-25-5

triamcinolone acetonide

21-S-benzoylthio-9α-fluoro-16α,17-O-isopropylidene-11β,16α,17α-trihydroxy-1,4-pregnadiene-3,20-dione

21-S-benzoylthio-9α-fluoro-16α,17-O-isopropylidene-11β,16α,17α-trihydroxy-1,4-pregnadiene-3,20-dione

Conditions
ConditionsYield
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃; for 2h; Mitsunobu reaction;82%
succinic acid anhydride
108-30-5

succinic acid anhydride

acetic anhydride
108-24-7

acetic anhydride

triamcinolone acetonide
76-25-5

triamcinolone acetonide

A

1'-(21-Acetyl-triamcinolone-acetonide-11)-4'-methyl succinate

1'-(21-Acetyl-triamcinolone-acetonide-11)-4'-methyl succinate

B

1'-(11-Acetyl-triamcinolone-acetonide-21)-4'-methyl succinate

1'-(11-Acetyl-triamcinolone-acetonide-21)-4'-methyl succinate

Conditions
ConditionsYield
Yield given. Multistep reaction. Title compound not separated from byproducts;
succinic acid anhydride
108-30-5

succinic acid anhydride

acetic anhydride
108-24-7

acetic anhydride

triamcinolone acetonide
76-25-5

triamcinolone acetonide

A

21-Acetyl-11-hemisuccinoyl-triamcinolone-acetonide

21-Acetyl-11-hemisuccinoyl-triamcinolone-acetonide

B

11-Acetyl-21-hemisuccinoyl-triamcinolone-acetonide

11-Acetyl-21-hemisuccinoyl-triamcinolone-acetonide

Conditions
ConditionsYield
With pyridine 1.) reflux, 4 h, 2.) r.t., overnight; Yield given. Multistep reaction. Title compound not separated from byproducts;
succinic acid anhydride
108-30-5

succinic acid anhydride

triamcinolone acetonide
76-25-5

triamcinolone acetonide

A

11-Hemisuccinoyl-triamcinolone-acetonide

11-Hemisuccinoyl-triamcinolone-acetonide

B

21-Hemisuccinoyl-triamcinolone-acetonide

21-Hemisuccinoyl-triamcinolone-acetonide

Conditions
ConditionsYield
With pyridine for 4h; Heating; Title compound not separated from byproducts;
triamcinolone acetonide
76-25-5

triamcinolone acetonide

A

9α-fluoro-11β-hydroxy-16α,17α-(1-methylethylidenedioxy)androsta-1,4-dien-3-one
165739-48-0

9α-fluoro-11β-hydroxy-16α,17α-(1-methylethylidenedioxy)androsta-1,4-dien-3-one

B

9α-fluoro-17β-hydroperoxy-11β-hydroxy-16α,17α-(1-methylethylidenedioxy)androsta-1,4-dien-3-one
389119-96-4

9α-fluoro-17β-hydroperoxy-11β-hydroxy-16α,17α-(1-methylethylidenedioxy)androsta-1,4-dien-3-one

C

9α-fluoro-11β,21-dihydroxy-16α,17α-(1,1-dimethylmethylenedioxy)-1,5-cyclopregna-3-en-2,20-dione
389119-95-3

9α-fluoro-11β,21-dihydroxy-16α,17α-(1,1-dimethylmethylenedioxy)-1,5-cyclopregna-3-en-2,20-dione

Conditions
ConditionsYield
With oxygen; 1-dodecylthiol In acetonitrile Quantum yield; Further Variations:; Solvents; Reagents; irradiation wavelength; Irradiation;
triamcinolone acetonide
76-25-5

triamcinolone acetonide

A

9α-fluoro-11β-hydroxy-16α,17α-(1-methylethylidenedioxy)androsta-1,4-dien-3-one
165739-48-0

9α-fluoro-11β-hydroxy-16α,17α-(1-methylethylidenedioxy)androsta-1,4-dien-3-one

B

9α-fluoro-11β,21-dihydroxy-16α,17α-(1,1-dimethylmethylenedioxy)-1,5-cyclopregna-3-en-2,20-dione
389119-95-3

9α-fluoro-11β,21-dihydroxy-16α,17α-(1,1-dimethylmethylenedioxy)-1,5-cyclopregna-3-en-2,20-dione

Conditions
ConditionsYield
In acetonitrile Quantum yield; Further Variations:; irradiation wavelength; UV-irradiation;
In acetonitrile for 0.666667h; Irradiation;A 60 % Turnov.
B 11 % Turnov.
triamcinolone acetonide
76-25-5

triamcinolone acetonide

9α-fluoro-17β-hydroperoxy-11β-hydroxy-16α,17α-(1-methylethylidenedioxy)androsta-1,4-dien-3-one
389119-96-4

9α-fluoro-17β-hydroperoxy-11β-hydroxy-16α,17α-(1-methylethylidenedioxy)androsta-1,4-dien-3-one

Conditions
ConditionsYield
With oxygen In isopropyl alcohol for 0.916667h; Irradiation;60 % Turnov.
triamcinolone acetonide
76-25-5

triamcinolone acetonide

9α-fluoro-11β,21-dihydroxy-16α,17α-(1,1-dimethylmethylenedioxy)-1,5-cyclopregna-3-en-2,20-dione
389119-95-3

9α-fluoro-11β,21-dihydroxy-16α,17α-(1,1-dimethylmethylenedioxy)-1,5-cyclopregna-3-en-2,20-dione

Conditions
ConditionsYield
In acetonitrile for 2h; Irradiation;70 % Turnov.
triamcinolone acetonide
76-25-5

triamcinolone acetonide

A

9α-fluoro-11β-hydroxy-16α,17α-(1-methylethylidenedioxy)androsta-1,4-dien-3-one
165739-48-0

9α-fluoro-11β-hydroxy-16α,17α-(1-methylethylidenedioxy)androsta-1,4-dien-3-one

B

9α-fluoro-17β-hydroperoxy-11β-hydroxy-16α,17α-(1-methylethylidenedioxy)androsta-1,4-dien-3-one
389119-96-4

9α-fluoro-17β-hydroperoxy-11β-hydroxy-16α,17α-(1-methylethylidenedioxy)androsta-1,4-dien-3-one

C

11β,21-dihydroxy-16α,17α-(1-methylethylidenedioxy)-9α-fluoro-1,5-cyclopregn-3-ene-2,20-dione

11β,21-dihydroxy-16α,17α-(1-methylethylidenedioxy)-9α-fluoro-1,5-cyclopregn-3-ene-2,20-dione

Conditions
ConditionsYield
With phosphate-buffered saline; oxygen In methanol at 20℃; Product distribution; Quantum yield; Further Variations:; Solvents; Reagents; irradiation wavelength; Irradiation;A 15 % Chromat.
B 30 % Chromat.
C 15 % Chromat.
triamcinolone acetonide
76-25-5

triamcinolone acetonide

C44H53FN4O13

C44H53FN4O13

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: 83 percent / pyridine / 18 h / 20 °C
2.1: carbonyldiimidazole / tetrahydrofuran / 4 h / 20 °C
2.2: 43 percent / DMAP / tetrahydrofuran / 96 h / 20 °C
View Scheme
triamcinolone acetonide
76-25-5

triamcinolone acetonide

9α-fluoro-11β,16α-dihydroxyandrosta-1,4-diene-3,17-dione

9α-fluoro-11β,16α-dihydroxyandrosta-1,4-diene-3,17-dione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 60 percent Turnov. / O2 / propan-2-ol / 0.92 h / Irradiation
2: 94 percent / triphenylphosphine / CH2Cl2 / 2 h
View Scheme
triamcinolone acetonide
76-25-5

triamcinolone acetonide

9α-fluoro-11β-hydroxy-16α,17α-isopropylidenedioxy-17β-(methylthio)androsta-1,4-dien-3-one
158952-15-9

9α-fluoro-11β-hydroxy-16α,17α-isopropylidenedioxy-17β-(methylthio)androsta-1,4-dien-3-one

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 68 percent / K2CO3, air / methanol / 1 h
2: 1.) molecular sieves (4 Angstroem), Et3N / 1.) THF, 25 deg C, 0.5 h, 2.) THF, 90 min
3: molecular sieves (4 Angstroem) / toluene / 20 °C
4: -8 °C / Irradiation
View Scheme
triamcinolone acetonide
76-25-5

triamcinolone acetonide

9α-fluoro-11β-hydroxy-16α,17α-isopropylidenedioxy-17β-(methylsulphonyl)androsta-1,4-dien-3-one

9α-fluoro-11β-hydroxy-16α,17α-isopropylidenedioxy-17β-(methylsulphonyl)androsta-1,4-dien-3-one

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: 68 percent / K2CO3, air / methanol / 1 h
2: 1.) molecular sieves (4 Angstroem), Et3N / 1.) THF, 25 deg C, 0.5 h, 2.) THF, 90 min
3: molecular sieves (4 Angstroem) / toluene / 20 °C
4: -8 °C / Irradiation
5: 16 percent / 3-chloroperoxybenzoic acid / CHCl3 / 25 °C
View Scheme
triamcinolone acetonide
76-25-5

triamcinolone acetonide

9α-Fluoro-11β-hydroxy-16α,17α-isopropylidenedioxy-17β-(2-pyridylthio)androsta-1,4-dien-3-one

9α-Fluoro-11β-hydroxy-16α,17α-isopropylidenedioxy-17β-(2-pyridylthio)androsta-1,4-dien-3-one

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 68 percent / K2CO3, air / methanol / 1 h
2: 1.) molecular sieves (4 Angstroem), Et3N / 1.) THF, 25 deg C, 0.5 h, 2.) THF, 90 min
3: molecular sieves (4 Angstroem) / toluene / 20 °C
4: 7 percent / CH2Cl2 / 20 °C / Irradiation
View Scheme

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