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Kono Chem Co.,Ltd

About us We are a Professionally Managed Biotech Company exclusively into the manufacturing, Marketing and Exporting of Plant Extracts and Health Care Products.There are 15 experts in our research team. We insist in innovation and pr

Fisetin

Cas:528-48-3

Min.Order:1 Kilogram

FOB Price: $800.0 / 1000.0

Type:Other

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Shanghai Minstar Chemical Co., Ltd

Fisetin Basic information Product Name: Fisetin Synonyms: fisetholz;fustel;fustet;jungerfustik;superfustel;superfustelk;ungarischesgelbholz;3,7,3',4'-TETRAHYDROXYFLAVONE CAS: 528-48-3 MF: C15H10O6 MW: 286.24 EINECS: 208-434-

Fisetin

Cas:528-48-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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 pres

3% 5% Product Gentiopicrin CAS: 528-48-3

Cas:528-48-3

Min.Order:1 Kilogram

FOB Price: $42.0 / 50.0

Type:Trading Company

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Greenutra Resource Inc

Fisetin Specification: Name: Fisetin Identification Standardization Aspect brown fine powder

smoke tree extract Fisetin

Cas:528-48-3

Min.Order:1 Kilogram

FOB Price: $20.0

Type:Trading Company

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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

Fisetin Manufacturer/High quality/Best price/In stock

Cas:528-48-3

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Sinoway Industrial Co., Ltd.

Our company Sinoway `s advantages : 1) Specialized in pharmaceutical 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)

Natural source Cotinus coggygria extract Fisetin 98% powder

Cas:528-48-3

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Hebei yanxi chemical co.,LTD.

Hebei yanxi chemical co., LTD is a professional research, development and production 2-phenylacetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carbon environ

Fisetin with best quality

Cas:528-48-3

Min.Order:100 Gram

FOB Price: $2.0

Type:Manufacturers

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Xi'an Quanao Biotech Co., Ltd.

We are: Focus on the research, production and sale of Plant and Animal extract, Medical intermediate, complete coverage six industries. Product grade: Medicine, Health care product, Cosmetics, Food,Feed, Biopesticide. Hot selling market: Europe,

Best Selling Smoke Tree Extract Powder 30:1

Cas:528-48-3

Min.Order:1 Kilogram

FOB Price: $0.1 / 1.0

Type:Manufacturers

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Henan Allgreen Chemical Co.,Ltd

high purity Storage:cold storage Package:meet the demand of customer Application:Biomedical reagents Transportation:by sea or by air Port:Shanghai, Qingdao Port

FISETIN 528-48-3

Cas:528-48-3

Min.Order:1 Gram

Negotiable

Type:Manufacturers

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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% Fisetin 528-48-3 GMP manufacturer

Cas:528-48-3

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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Xi`an Eastling Biotech Co., Ltd.

528-48-3 - Physico-chemical Properties Molecular Formula C15H10O6 Molar Mass 286.24 Density 1.2981 (rough estimate) Melting Point >330°C(lit.) Boling Point 348.61°C (rough estima

Top Quality Natural Fisetin

Cas:528-48-3

Min.Order:1 Kilogram

FOB Price: $35.0 / 49.0

Type:Lab/Research institutions

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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 Fisetin

Cas:528-48-3

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

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Shanxi Zorui Biotechnology Co.Ltd.

Zorui combines R&D, production and sales into its operations, While continuously providing high-quality raw materials, we also provide and optimize technical solutions for customers to achieve mutual benefit. We adhere to the "quality, integ

COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

Fisetin(Herbal Extracts)

Cas:528-48-3

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Ality Chemical Corporation

Fisetin Basic information Product Name: Fisetin Synonyms: fisetholz;fustel;fustet;jungerfustik;superfustel;superfustelk;ungarischesgelbholz;3,7,3',4'-TETRAHYDROXYFLAVONE CAS: 528-48-3 MF: C15H10O6 MW: 286.24 EINECS: 208-434-

Factory Supply Fisetin

Cas:528-48-3

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

CAS 528-48-3 Fisetin

Cas:528-48-3

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

Type:Trading Company

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Henan Tianfu Chemical Co., Ltd.

Henan Tianfu Chemical Co., Ltd. is located in Zhengzhou High-tech Development Zone with import and export license. We passed ISO 9001:2008 in 2009, and won "High-tech Enterprise" by provincial government in 2013.The objective of the com

TIANFU-CHEM - Fisetin

Cas:528-48-3

Min.Order:1 Gram

FOB Price: $1000.0

Type:Lab/Research institutions

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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

Top Purity CAS 528-48-3 with high quality products

Cas:528-48-3

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powd

Fisetin

Cas:528-48-3

Min.Order:1 Kilogram

FOB Price: $70.0 / 74.0

Type:Trading Company

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:Yellow to pale yellow powder Storage:ln stock Package:25kg/Carton Application:Chemicals Transportation:Express/Sea/Air Port:Any port in china

Fisetin

Cas:528-48-3

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:Brown yellow or white fine powder Storage:Store in sealed c

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

4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-3,7-dihydroxy- 528-48-3

Cas:528-48-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

High Quality Smoker Tree Extract 98% Fisetin powder Nature Smoke Tree Extract Powder Fisetin

Cas:528-48-3

Min.Order:10 Gram

FOB Price: $3.5

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

Fisetin CAS: 528-48-3 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 intermediates, ste

Fisetin CAS: 528-48-3

Cas:528-48-3

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 thr

Fisetin

Cas:528-48-3

Min.Order:1 Gram

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

4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-3,7-dihydroxy-

Cas:528-48-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

ShangHai Soyoung Biotechnology Inc

Shanghai SOYOUNG onsite assessment conducted by Bureau Veritas commissioned at June 2018. Assessed Supplier of Shanghai SOYOUNG is a faithful and professional supplier of health raw materials in pharmacy, food, cosmetic and other fields for many ye

Smoketree Extract 50%-98% Fisetin

Cas:528-48-3

Min.Order:25 Kilogram

FOB Price: $300.0

Type:Lab/Research institutions

inquiry

Chengdu Biopurify Phytochemicals Ltd.

Chengdu Biopurify Phytochemicals Ltd. is a leading company in the research, development, manufacture and marketing of High Quality Phytochemicals and Extracts(especially Active Ingredients from Traditional Chinese Medicine,Traditional Chinese Medic

Fisetin 528-48-3

Cas:528-48-3

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

Fisetin

Cas:528-48-3

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

FISETIN

Cas:528-48-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

2-(3,4-dimethoxyphenyl)-3-hydroxy-7-methoxy-4H-chromen-4-one
58544-90-4

2-(3,4-dimethoxyphenyl)-3-hydroxy-7-methoxy-4H-chromen-4-one

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
With boron tribromide In dichloromethane at 20℃; for 48h; Inert atmosphere;100%
With trimethylsilyl iodide In methanol at 35℃; for 96h; Inert atmosphere;
3,4,2',4'-tetrahydroxy-chalcone
487-52-5, 21849-70-7

3,4,2',4'-tetrahydroxy-chalcone

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
With sodium carbonate / sodium bicarbonate buffer solution; potassium hydrogen sulfate complex In dichloromethane; acetone at 20℃; for 21h;96.7%
3,3′,4′,7-tetraacetoxyflavone
114840-33-4

3,3′,4′,7-tetraacetoxyflavone

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
With sodium dithionite; water; sodium hydroxide In methanol at 20℃; for 4h; Inert atmosphere;65%
Fisetin 3',4'-dimethyl ether
93322-61-3

Fisetin 3',4'-dimethyl ether

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
With hydrogen iodide; acetic anhydride
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
With pyridine; air for 20h; Heating;
3.3'.4'-trimethoxy-7-acetoxy-flavone

3.3'.4'-trimethoxy-7-acetoxy-flavone

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
With hydrogen iodide
fisetin-3'.4'-dimethyl ether-7-ethyl ether

fisetin-3'.4'-dimethyl ether-7-ethyl ether

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
With hydrogen iodide
fisetin-7.3'.4'-trimethyl ether-3-acetate

fisetin-7.3'.4'-trimethyl ether-3-acetate

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
With hydrogen iodide
fisetin-7.3'.4'-trimethyl ether

fisetin-7.3'.4'-trimethyl ether

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
With hydrogen iodide
2-(3,4-dimethoxy-phenyl)-3-hydroxy-7-methoxymethoxy-chromen-4-one
109688-49-5

2-(3,4-dimethoxy-phenyl)-3-hydroxy-7-methoxymethoxy-chromen-4-one

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: acetic acid; aqueous sulfuric acid
2: acetic acid anhydride; aqueous hydriodic acid
View Scheme
L-tyrosine
60-18-4

L-tyrosine

A

p-Coumaric Acid
7400-08-0

p-Coumaric Acid

B

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
With isopropyl β-D-thiogalactopyranoside at 30℃; for 48h; Reagent/catalyst; Microbiological reaction;
L-tyrosine
60-18-4

L-tyrosine

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: isopropyl β-D-thiogalactopyranoside / 24 h / 30 °C / Microbiological reaction
2: isopropyl β-D-thiogalactopyranoside / 3 h / 30 °C / Microbiological reaction
View Scheme
Multi-step reaction with 3 steps
1: isopropyl β-D-thiogalactopyranoside / 24 h / 30 °C / Microbiological reaction
2: isopropyl β-D-thiogalactopyranoside / 30 °C / Microbiological reaction
3: isopropyl β-D-thiogalactopyranoside / 18 h / 30 °C / Microbiological reaction
View Scheme
liquiritigenin
578-86-9

liquiritigenin

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
With isopropyl β-D-thiogalactopyranoside at 30℃; for 3h; Reagent/catalyst; Time; Microbiological reaction;
resokaempferol
2034-65-3

resokaempferol

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
With isopropyl β-D-thiogalactopyranoside at 30℃; for 18h; Reagent/catalyst; Time; Microbiological reaction;
2'-hydroxy-3,4,4'-trimethoxychalcone
57601-14-6

2'-hydroxy-3,4,4'-trimethoxychalcone

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sodium hydroxide; dihydrogen peroxide / ethanol; water / 20 °C
2: boron tribromide / dichloromethane / 48 h / 20 °C / Inert atmosphere
View Scheme
1-(2-hydroxy-4-methoxyphenyl)ethanone
552-41-0

1-(2-hydroxy-4-methoxyphenyl)ethanone

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: sodium hydroxide / ethanol / 20 °C
2: sodium hydroxide; dihydrogen peroxide / ethanol; water / 20 °C
3: boron tribromide / dichloromethane / 48 h / 20 °C / Inert atmosphere
View Scheme
3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: sodium hydroxide / ethanol / 20 °C
2: sodium hydroxide; dihydrogen peroxide / ethanol; water / 20 °C
3: boron tribromide / dichloromethane / 48 h / 20 °C / Inert atmosphere
View Scheme
quercetol
117-39-5

quercetol

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: pyridine / 3 h / 80 °C
2: boron trifluoride diethyl etherate / 1,4-dioxane / 6 h / 80 °C
3: 2,6-dimethylpyridine / dichloromethane / 2 h / 0 - 20 °C / Inert atmosphere
4: Pd(OH)2/C, 20%; triethylamine; hydrogen / tetrahydrofuran / 1 h / 20 °C
5: sodium dithionite; sodium hydroxide; water / methanol / 4 h / 20 °C / Inert atmosphere
View Scheme
3,5,7-triacetoxy-2-(3,4-diacetoxy-phenyl)-chromen-4-one
1064-06-8

3,5,7-triacetoxy-2-(3,4-diacetoxy-phenyl)-chromen-4-one

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: boron trifluoride diethyl etherate / 1,4-dioxane / 6 h / 80 °C
2: 2,6-dimethylpyridine / dichloromethane / 2 h / 0 - 20 °C / Inert atmosphere
3: Pd(OH)2/C, 20%; triethylamine; hydrogen / tetrahydrofuran / 1 h / 20 °C
4: sodium dithionite; sodium hydroxide; water / methanol / 4 h / 20 °C / Inert atmosphere
View Scheme
4-(3,7-diacetoxy-5-hydroxy-4-oxo-4H-chromen-2-yl)-1,2-phenylene diacetate
7251-37-8

4-(3,7-diacetoxy-5-hydroxy-4-oxo-4H-chromen-2-yl)-1,2-phenylene diacetate

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 2,6-dimethylpyridine / dichloromethane / 2 h / 0 - 20 °C / Inert atmosphere
2: Pd(OH)2/C, 20%; triethylamine; hydrogen / tetrahydrofuran / 1 h / 20 °C
3: sodium dithionite; sodium hydroxide; water / methanol / 4 h / 20 °C / Inert atmosphere
View Scheme
3,3′,4′,7-tetraacetoxy-5-triuoromethylsufonyloxyflavone

3,3′,4′,7-tetraacetoxy-5-triuoromethylsufonyloxyflavone

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Pd(OH)2/C, 20%; triethylamine; hydrogen / tetrahydrofuran / 1 h / 20 °C
2: sodium dithionite; sodium hydroxide; water / methanol / 4 h / 20 °C / Inert atmosphere
View Scheme
2',4'-dihydroxy-4-acetophenone
89-84-9

2',4'-dihydroxy-4-acetophenone

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: potassium carbonate / butanone / 12 h / Reflux
2: potassium hydroxide / ethanol / 20 h / Reflux; Inert atmosphere
3: palladium on activated charcoal; hydrogen / ethyl acetate
4: sodium carbonate / sodium bicarbonate buffer solution; potassium hydrogen sulfate complex / dichloromethane; acetone / 21 h / 20 °C
View Scheme
2,4-bis(benzyloxy)acetophenone
22877-01-6

2,4-bis(benzyloxy)acetophenone

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: potassium hydroxide / ethanol / 20 h / Reflux; Inert atmosphere
2: palladium on activated charcoal; hydrogen / ethyl acetate
3: sodium carbonate / sodium bicarbonate buffer solution; potassium hydrogen sulfate complex / dichloromethane; acetone / 21 h / 20 °C
View Scheme
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

3,7-dihydroxy-2-(3,4-dihydroxyphenyl-2,5,6-D3)-4H-1-benzopyran-4-one-8-D

3,7-dihydroxy-2-(3,4-dihydroxyphenyl-2,5,6-D3)-4H-1-benzopyran-4-one-8-D

Conditions
ConditionsYield
With boron trifluoride; [D3]phosphoric acid In water-d2 at 55℃; for 24h; deuteration;78%
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

UDP-glucuronic acid
2616-64-0

UDP-glucuronic acid

Fisetin 7-O-glucuronide

Fisetin 7-O-glucuronide

Conditions
ConditionsYield
With UGT88D4 In aq. buffer at 30℃; for 12h; Reagent/catalyst; Solvent; Enzymatic reaction;68%
ethanol
64-17-5

ethanol

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

nicotinamide
98-92-0

nicotinamide

C15H10O6*2C6H6N2O*0.5C2H6O

C15H10O6*2C6H6N2O*0.5C2H6O

Conditions
ConditionsYield
at 20℃;58%
for 24h;
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

2-(bromomethyl)-3,5,6-trimethylpyrazine
79074-45-6

2-(bromomethyl)-3,5,6-trimethylpyrazine

2-(3,4-bis((3,5,6-trimethylpyrazin-2-yl)methoxy)phenyl)-3,7-bis((3,5,6-trimethylpyrazin-2-yl)-methoxy)-4H-chromen-4-one

2-(3,4-bis((3,5,6-trimethylpyrazin-2-yl)methoxy)phenyl)-3,7-bis((3,5,6-trimethylpyrazin-2-yl)-methoxy)-4H-chromen-4-one

Conditions
ConditionsYield
With potassium carbonate In tetrahydrofuran; N,N-dimethyl-formamide; acetone for 2h; Inert atmosphere;48%
With potassium carbonate In N,N-dimethyl-formamide at 75℃; for 2h; Inert atmosphere;48%
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

5-deoxy-3-hydroxyhydnocarpin-D

5-deoxy-3-hydroxyhydnocarpin-D

Conditions
ConditionsYield
With silver carbonate In acetone; benzene at 60℃; for 36h;27%
isonicotinamide
1453-82-3

isonicotinamide

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

C15H10O6*C6H6N2O

C15H10O6*C6H6N2O

Conditions
ConditionsYield
In methanol at 20℃;20%
In methanol for 24h; Solvent;
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

3,3',4',7-tetra-O-methylfisetin
17093-86-6

3,3',4',7-tetra-O-methylfisetin

Conditions
ConditionsYield
Yield given;
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

acetic anhydride
108-24-7

acetic anhydride

3,3′,4′,7-tetraacetoxyflavone
114840-33-4

3,3′,4′,7-tetraacetoxyflavone

Conditions
ConditionsYield
With pyridine9 mg
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

dimethyl sulfate
77-78-1

dimethyl sulfate

3,3',4',7-tetra-O-methylfisetin
17093-86-6

3,3',4',7-tetra-O-methylfisetin

Conditions
ConditionsYield
With potassium carbonate
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

A

3,4-Dihydroxybenzoic acid
99-50-3

3,4-Dihydroxybenzoic acid

B

4-hydroxysalicylic acid
89-86-1

4-hydroxysalicylic acid

Conditions
ConditionsYield
With 18-crown-6 ether In tetrahydrofuran; toluene Product distribution; -10 deg C, then room temp.;
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

fisetin radical

fisetin radical

Conditions
ConditionsYield
With singlet oxygen In water at 20℃; Rate constant;
With 2,6-di-tert-butyl-α-(3,5-di-tert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)-p-tolyloxyl In ethanol at 20℃; Kinetics;
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

fisetin radical

fisetin radical

Conditions
ConditionsYield
With Ph2CHOO radical In chlorobenzene at 50℃; Rate constant;
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

methyl iodide
74-88-4

methyl iodide

potassium hydroxide

potassium hydroxide

methanol
67-56-1

methanol

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

potash

potash

A

3,5-dihydroxyphenol
108-73-6

3,5-dihydroxyphenol

B

3,4-Dihydroxybenzoic acid
99-50-3

3,4-Dihydroxybenzoic acid

Conditions
ConditionsYield
Beim Schmelzen;
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

nitric acid
7697-37-2

nitric acid

A

oxalic acid
144-62-7

oxalic acid

B

2,4,6-Trinitrophenol
88-89-1

2,4,6-Trinitrophenol

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

alkali

alkali

A

3,4-Dihydroxybenzoic acid
99-50-3

3,4-Dihydroxybenzoic acid

B

recorcinol
108-46-3

recorcinol

Conditions
ConditionsYield
Bei Einw. von Luft;
3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

metaboric acid
13460-50-9

metaboric acid

oxalic acid
144-62-7

oxalic acid

acetic acid
64-19-7

acetic acid

compound C17H9BO10

compound C17H9BO10

sulfuric acid
7664-93-9

sulfuric acid

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

fisetinsulfonic acid-(x)

fisetinsulfonic acid-(x)

3,7,3',4'-tetrahydroxyflavone
528-48-3

3,7,3',4'-tetrahydroxyflavone

fisetintetramethyl ether

fisetintetramethyl ether

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