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Greenutra Resource Inc

Product Name: Galangal Root Extract Latin Name: Alpinia galanga galangine CAS No.: 548-83-4 Active Ingredient: alpinin Specifications: 10:1 Test Method: TLC Quality data Identification

Galangal Root Extract

Cas:548-83-4

Min.Order:1 Kilogram

FOB Price: $15.0

Type:Trading Company

inquiry

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

Galangin Manufacturer/High quality/Best price/In stock

Cas:548-83-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality Galangin supplier in China

Cas:548-83-4

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

inquiry

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,

Natural Plant Extract Alpinia officinarum Hance Extract 30:1

Cas:548-83-4

Min.Order:2 Kilogram

FOB Price: $27.0 / 29.5

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 Galangin

Cas:548-83-4

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

Large Stock 99.0% galangin 548-83-4 Producer

Cas:548-83-4

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Sinoway Industrial Co., Ltd.

Why is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial since 1987. 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 can

Galangal Root Extract 98% up Galangin Powder

Cas:548-83-4

Min.Order:25 Kilogram

Negotiable

Type:Trading Company

inquiry

Hubei DiBo chemical co., LTD

Name:Indicates Jiang Su The alias:Galangin CAS NO:548-83-4 EINECS NO:208-960-4 Molecular formula:C15H10O5 Molecular weight:270.24 Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data

Indicates Jiang Su/CAS:548-83-4Intimate service

Cas:548-83-4

Min.Order:25 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

inquiry

Henan Tianfu Chemical Co., Ltd.

TIANFUCHEM--548-83-4--High purity Galangin in stock Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable business relatio

TIANFUCHEM--548-83-4--High purity Galangin in stock

Cas:548-83-4

Min.Order:1 Metric Ton

FOB Price: $2000.0

Type:Lab/Research institutions

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

Galangin

Cas:548-83-4

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

inquiry

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

Pharmaceutical Grade CAS 548-83-4 with competitive price

Cas:548-83-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Appearance:brown yellow fine powder Storage:Room temperature Package:1G/Bottle, 10G/Bottle,50G/Bottle Application:Galangal Root Extract Transportation:Express/Sea/Air Port:Any port in china

High Quality Galangin Galangal Root Extract Supplier in China

Cas:548-83-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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

4H-1-Benzopyran-4-one,3,5,7-trihydroxy-2-phenyl- 548-83-4

Cas:548-83-4

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 prese

Galangin

Cas:548-83-4

Min.Order:1 Kilogram

FOB Price: $85.0 / 100.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Galangin CAS:548-83-4 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

Galangin CAS:548-83-4

Cas:548-83-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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 emai

4H-1-Benzopyran-4-one,3,5,7-trihydroxy-2-phenyl-

Cas:548-83-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Leader Biochemical Group

Overview of Our Factories Our Factories production lines Our Factories R&D ability Our Factories warehouse Our Factorie

China Biggest Factory & Manufacturer supply Galangin

Cas:548-83-4

Min.Order:10 Milligram

FOB Price: $30.0 / 35.0

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,3,5,7-trihydroxy-2-phenyl-

Cas:548-83-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

1.strict raw material selection 2.mature production process 3.perfect quality control system 4.intimate servcie 5.competitive price 6.downstream customization 7.has a number of highly qualified engineers and experts to provide guida

Beat price/Galangal Extract Galangin , Galangal Extract alpinin 10%~90%

Cas:548-83-4

Min.Order:100 Gram

Negotiable

Type:Trading Company

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

Galangin 548-83-4

Cas:548-83-4

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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

4H-1-Benzopyran-4-one,3,5,7-trihydroxy-2-phenyl-

Cas:548-83-4

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

Galangin

Cas:548-83-4

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

High quality Galangin

Cas:548-83-4

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

Galangin

Cas:548-83-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Jiangsu Qianyu Molecular Technology Co., LTD.

Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

Best OfferGalangin

Cas:548-83-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

Galangin

Cas:548-83-4

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Shanghai Minstar Chemical Co., Ltd

Product Name: Galangin Synonyms: 4H-1-Benzopyran-4-one,3,5,7-trihydroxy-2-phenyl;Galengin;3,5,7-Trihydroxy-2-phenyl-4h-benzopyran-4-one;Galangin Standard;Galangin, 98%, from Alpinia officinarum;3,5,7-Trihydroxy-2-phenyl-4H-chroMen-4-one;Galang

Galangin 548-83-4

Cas:548-83-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

Galangin

Cas:548-83-4

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Hubei CuiRan Biotechnology Co., Ltd

Hubei CuiRan Biotechnology Co., 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 Medicine)

Galangin

Cas:548-83-4

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology 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 chemicals. W

Galangin

Cas:548-83-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

3,5,7-trimethoxyflavone
26964-29-4

3,5,7-trimethoxyflavone

galangin
548-83-4

galangin

Conditions
ConditionsYield
Stage #1: 3,5,7-trimethoxyflavone With boron tribromide In dichloromethane at 20℃; for 24h;
Stage #2: With water In dichloromethane
83%
5,7-bis(benzyloxy)-3-hydroxy-2-phenyl-4H-chromen-4-one

5,7-bis(benzyloxy)-3-hydroxy-2-phenyl-4H-chromen-4-one

galangin
548-83-4

galangin

Conditions
ConditionsYield
With palladium 10% on activated carbon; hydrogen In tetrahydrofuran; dichloromethane under 760.051 Torr; for 6h;73%
2-benzoyloxy-1-(2,4,6-tris-benzoyloxy-phenyl)-ethanone

2-benzoyloxy-1-(2,4,6-tris-benzoyloxy-phenyl)-ethanone

potassium acetate
127-08-2

potassium acetate

acetic anhydride
108-24-7

acetic anhydride

galangin
548-83-4

galangin

Conditions
ConditionsYield
Behandeln des Reaktionsprodukts mit Natronlauge;
2-benzoyloxy-1-(2,4,6-trihydroxy-phenyl)-ethanone
65982-77-6

2-benzoyloxy-1-(2,4,6-trihydroxy-phenyl)-ethanone

benzoic acid anhydride
93-97-0

benzoic acid anhydride

galangin
548-83-4

galangin

Conditions
ConditionsYield
With sodium benzoate at 165 - 170℃; Verseifen des Reaktionsprodukts mit alkoh. Kalilauge;
3-phenyl-1-(2,4,6-trihydroxyphenyl)prop-2-en-1-one
82451-30-7, 4197-97-1

3-phenyl-1-(2,4,6-trihydroxyphenyl)prop-2-en-1-one

galangin
548-83-4

galangin

Conditions
ConditionsYield
With air; methylene blue In methanol for 81h; Irradiation;54 % Turnov.
galanginin - 3,5,7-trihydroxyflavone 3-O-β-D-glucopyranoside
68592-14-3

galanginin - 3,5,7-trihydroxyflavone 3-O-β-D-glucopyranoside

galangin
548-83-4

galangin

Conditions
ConditionsYield
With water; hydrogen cation
N,N,N',N'-tetramethyl-para-phenylenediamine
100-22-1

N,N,N',N'-tetramethyl-para-phenylenediamine

galangin radical

galangin radical

A

galangin
548-83-4

galangin

B

N,N,N',N'-tetramethyl-para-semiquinonediimine
100-22-1

N,N,N',N'-tetramethyl-para-semiquinonediimine

Conditions
ConditionsYield
at 20℃; Equilibrium constant; pH=13.5;
at 20℃; Rate constant; Equilibrium constant; pH=13.5;
galangin-8-sulfonate

galangin-8-sulfonate

galangin
548-83-4

galangin

Conditions
ConditionsYield
With hydrogenchloride for 2h; Heating;2.3 mg
galangin-3-O-β-D-glucoside-8-sulfonate

galangin-3-O-β-D-glucoside-8-sulfonate

galangin
548-83-4

galangin

Conditions
ConditionsYield
With sulfuric acid for 1h; Heating;3.2 mg
galangin-5.7-dimethyl ether

galangin-5.7-dimethyl ether

galangin
548-83-4

galangin

Conditions
ConditionsYield
With hydrogen iodide
pinobanksin

pinobanksin

galangin
548-83-4

galangin

Conditions
ConditionsYield
With ethanol; iodine; sodium acetate
2,4,6-trihydroxyacetophenone
480-66-0

2,4,6-trihydroxyacetophenone

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aq. KOH / ethanol / 48 h / Ambient temperature
2: 54 percent Turnov. / air, methylene blue / methanol / 81 h / Irradiation
View Scheme
Multi-step reaction with 9 steps
1.1: potassium carbonate / N,N-dimethyl-formamide / 73 h
2.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; dmap / dichloromethane / 0 - 20 °C
3.1: tetrahydrofuran / 4 h / 0 - 20 °C
4.1: phosphonic acid diethyl ester; triethylamine / tetrahydrofuran / 0 - 20 °C
5.1: acetonitrile / 82 °C
6.1: lithium hexamethyldisilazane / hexane; tetrahydrofuran / 1 h / -78 °C
7.1: sodium acetate / acetic acid / 12 h / 100 °C
8.1: sodium methylate / methanol; dichloromethane / 10 h / 20 °C
8.2: Dowex 50W-X 8 resin / 20 °C
9.1: palladium 10% on activated carbon; hydrogen / dichloromethane; tetrahydrofuran / 6 h / 760.05 Torr
View Scheme
benzaldehyde
100-52-7

benzaldehyde

aminoguanidine salt

aminoguanidine salt

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aq. KOH / ethanol / 48 h / Ambient temperature
2: 54 percent Turnov. / air, methylene blue / methanol / 81 h / Irradiation
View Scheme
3,5-dihydroxyphenol
108-73-6

3,5-dihydroxyphenol

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: diethyl ether; hydrogen chloride / Kochen des Reaktionsprodukts mit Alkohol
2: sodium benzoate / 165 - 170 °C / Verseifen des Reaktionsprodukts mit alkoh. Kalilauge
View Scheme
Multi-step reaction with 10 steps
1.1: boron trifluoride diethyl etherate / 49 h / 0 - 20 °C
2.1: potassium carbonate / N,N-dimethyl-formamide / 73 h
3.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; dmap / dichloromethane / 0 - 20 °C
4.1: tetrahydrofuran / 4 h / 0 - 20 °C
5.1: phosphonic acid diethyl ester; triethylamine / tetrahydrofuran / 0 - 20 °C
6.1: acetonitrile / 82 °C
7.1: lithium hexamethyldisilazane / hexane; tetrahydrofuran / 1 h / -78 °C
8.1: sodium acetate / acetic acid / 12 h / 100 °C
9.1: sodium methylate / methanol; dichloromethane / 10 h / 20 °C
9.2: Dowex 50W-X 8 resin / 20 °C
10.1: palladium 10% on activated carbon; hydrogen / dichloromethane; tetrahydrofuran / 6 h / 760.05 Torr
View Scheme
C36H28O5

C36H28O5

galangin
548-83-4

galangin

Conditions
ConditionsYield
With palladium on carbon In methanol; dichloromethane
3,5-dimethoxyphenol
500-99-2

3,5-dimethoxyphenol

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: aluminum (III) chloride / 1,1,2,2-tetrachloroethane / 20 °C
2: lithium diisopropyl amide / tetrahydrofuran
3: sulfuric acid; acetic acid / 0.5 h / 80 °C
4: boron tribromide / dichloromethane / 24 h / 20 °C
View Scheme
Multi-step reaction with 4 steps
1: aluminum (III) chloride / 1,1,2,2-tetrachloroethane / 20 °C
2: lithium diisopropyl amide / tetrahydrofuran
3: sulfuric acid; acetic acid / 0.5 h / 80 °C
4: boron tribromide / dichloromethane / 24 h / 20 °C
View Scheme
Multi-step reaction with 4 steps
1: aluminum (III) chloride / 1,1,2,2-tetrachloroethane / 20 °C
2: lithium diisopropyl amide / tetrahydrofuran
3: sulfuric acid; acetic acid / 0.5 h / 80 °C
4: boron tribromide / dichloromethane / 24 h / 20 °C
View Scheme
Multi-step reaction with 5 steps
1: aluminum (III) chloride / 1,1,2,2-tetrachloroethane / 20 °C
2: triethylamine / dichloromethane / 0 - 20 °C
3: lithium diisopropyl amide / tetrahydrofuran / 1 h / -15 - 0 °C / Inert atmosphere
4: sulfuric acid; acetic acid / 0.5 h / 80 °C
5: boron tribromide / dichloromethane / 24 h / 20 °C
View Scheme
1-(2-hydroxy-4,6-dimethoxy-phenyl)-2-methoxy-3-phenyl-1,3-propanedione
1385652-08-3

1-(2-hydroxy-4,6-dimethoxy-phenyl)-2-methoxy-3-phenyl-1,3-propanedione

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sulfuric acid; acetic acid / 0.5 h / 80 °C
2: boron tribromide / dichloromethane / 24 h / 20 °C
View Scheme
C18H18O6
1385651-92-2

C18H18O6

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: lithium diisopropyl amide / tetrahydrofuran / 1 h / -15 - 0 °C / Inert atmosphere
2: sulfuric acid; acetic acid / 0.5 h / 80 °C
3: boron tribromide / dichloromethane / 24 h / 20 °C
View Scheme
2'-hydroxy-2,4',6'-trimethoxyacetophenone
17874-42-9

2'-hydroxy-2,4',6'-trimethoxyacetophenone

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: lithium diisopropyl amide / tetrahydrofuran
2: sulfuric acid; acetic acid / 0.5 h / 80 °C
3: boron tribromide / dichloromethane / 24 h / 20 °C
View Scheme
Multi-step reaction with 3 steps
1: lithium diisopropyl amide / tetrahydrofuran
2: sulfuric acid; acetic acid / 0.5 h / 80 °C
3: boron tribromide / dichloromethane / 24 h / 20 °C
View Scheme
Multi-step reaction with 3 steps
1: lithium diisopropyl amide / tetrahydrofuran
2: sulfuric acid; acetic acid / 0.5 h / 80 °C
3: boron tribromide / dichloromethane / 24 h / 20 °C
View Scheme
Multi-step reaction with 4 steps
1: triethylamine / dichloromethane / 0 - 20 °C
2: lithium diisopropyl amide / tetrahydrofuran / 1 h / -15 - 0 °C / Inert atmosphere
3: sulfuric acid; acetic acid / 0.5 h / 80 °C
4: boron tribromide / dichloromethane / 24 h / 20 °C
View Scheme
2-acetyl-3,5-bis(benzyloxy)phenyl benzoate
137790-51-3

2-acetyl-3,5-bis(benzyloxy)phenyl benzoate

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1.1: tetrahydrofuran / 4 h / 0 - 20 °C
2.1: phosphonic acid diethyl ester; triethylamine / tetrahydrofuran / 0 - 20 °C
3.1: acetonitrile / 82 °C
4.1: lithium hexamethyldisilazane / hexane; tetrahydrofuran / 1 h / -78 °C
5.1: sodium acetate / acetic acid / 12 h / 100 °C
6.1: sodium methylate / methanol; dichloromethane / 10 h / 20 °C
6.2: Dowex 50W-X 8 resin / 20 °C
7.1: palladium 10% on activated carbon; hydrogen / dichloromethane; tetrahydrofuran / 6 h / 760.05 Torr
View Scheme
3,5-bis(benzyloxy)-2-(2-bromoacetyl)phenyl benzoate

3,5-bis(benzyloxy)-2-(2-bromoacetyl)phenyl benzoate

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: acetonitrile / 82 °C
2.1: lithium hexamethyldisilazane / hexane; tetrahydrofuran / 1 h / -78 °C
3.1: sodium acetate / acetic acid / 12 h / 100 °C
4.1: sodium methylate / methanol; dichloromethane / 10 h / 20 °C
4.2: Dowex 50W-X 8 resin / 20 °C
5.1: palladium 10% on activated carbon; hydrogen / dichloromethane; tetrahydrofuran / 6 h / 760.05 Torr
View Scheme
2-(2-(benzoyloxy)-4,6-bis(benzyloxy)phenyl)-2-oxoethyl benzoate

2-(2-(benzoyloxy)-4,6-bis(benzyloxy)phenyl)-2-oxoethyl benzoate

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: lithium hexamethyldisilazane / hexane; tetrahydrofuran / 1 h / -78 °C
2.1: sodium acetate / acetic acid / 12 h / 100 °C
3.1: sodium methylate / methanol; dichloromethane / 10 h / 20 °C
3.2: Dowex 50W-X 8 resin / 20 °C
4.1: palladium 10% on activated carbon; hydrogen / dichloromethane; tetrahydrofuran / 6 h / 760.05 Torr
View Scheme
1-[2,4-bis(benzyloxy)-6-hydroxyphenyl]ethanone
18065-05-9

1-[2,4-bis(benzyloxy)-6-hydroxyphenyl]ethanone

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; dmap / dichloromethane / 0 - 20 °C
2.1: tetrahydrofuran / 4 h / 0 - 20 °C
3.1: phosphonic acid diethyl ester; triethylamine / tetrahydrofuran / 0 - 20 °C
4.1: acetonitrile / 82 °C
5.1: lithium hexamethyldisilazane / hexane; tetrahydrofuran / 1 h / -78 °C
6.1: sodium acetate / acetic acid / 12 h / 100 °C
7.1: sodium methylate / methanol; dichloromethane / 10 h / 20 °C
7.2: Dowex 50W-X 8 resin / 20 °C
8.1: palladium 10% on activated carbon; hydrogen / dichloromethane; tetrahydrofuran / 6 h / 760.05 Torr
View Scheme
C29H22Br2O5

C29H22Br2O5

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: phosphonic acid diethyl ester; triethylamine / tetrahydrofuran / 0 - 20 °C
2.1: acetonitrile / 82 °C
3.1: lithium hexamethyldisilazane / hexane; tetrahydrofuran / 1 h / -78 °C
4.1: sodium acetate / acetic acid / 12 h / 100 °C
5.1: sodium methylate / methanol; dichloromethane / 10 h / 20 °C
5.2: Dowex 50W-X 8 resin / 20 °C
6.1: palladium 10% on activated carbon; hydrogen / dichloromethane; tetrahydrofuran / 6 h / 760.05 Torr
View Scheme
C36H28O7

C36H28O7

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: sodium acetate / acetic acid / 12 h / 100 °C
2.1: sodium methylate / methanol; dichloromethane / 10 h / 20 °C
2.2: Dowex 50W-X 8 resin / 20 °C
3.1: palladium 10% on activated carbon; hydrogen / dichloromethane; tetrahydrofuran / 6 h / 760.05 Torr
View Scheme
C36H26O6

C36H26O6

galangin
548-83-4

galangin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: sodium methylate / methanol; dichloromethane / 10 h / 20 °C
1.2: Dowex 50W-X 8 resin / 20 °C
2.1: palladium 10% on activated carbon; hydrogen / dichloromethane; tetrahydrofuran / 6 h / 760.05 Torr
View Scheme
galangin
548-83-4

galangin

acetic anhydride
108-24-7

acetic anhydride

3,5,7-triacetoxyflavone
113163-70-5

3,5,7-triacetoxyflavone

Conditions
ConditionsYield
With dmap In N,N-dimethyl-formamide for 0.166667h;87%
With pyridine at 20℃;
galangin
548-83-4

galangin

dimethyl sulfate
77-78-1

dimethyl sulfate

3,5,7-trimethoxyflavone
26964-29-4

3,5,7-trimethoxyflavone

Conditions
ConditionsYield
With potassium carbonate In acetone for 4h; Heating;67%
With potassium carbonate
With potassium carbonate In acetone for 4h; Heating;
ethyl bromide
74-96-4

ethyl bromide

galangin
548-83-4

galangin

MRS 1093

MRS 1093

Conditions
ConditionsYield
With potassium carbonate In acetone Ambient temperature;64%
galangin
548-83-4

galangin

1-iodo-propane
107-08-4

1-iodo-propane

MRS 1042

MRS 1042

Conditions
ConditionsYield
With potassium carbonate In acetone Heating;63%
galangin
548-83-4

galangin

uridine-5'-diphosphoglucose
952585-00-1

uridine-5'-diphosphoglucose

galangin 8-C-β-D-glucoside
28225-12-9

galangin 8-C-β-D-glucoside

Conditions
ConditionsYield
With TcCGT1-C-glycosyltransferase from Trolliuschinensisuridine in complex with uridine diphosphate In aq. phosphate buffer; dimethyl sulfoxide pH=8; Enzymatic reaction;61.5%
galangin
548-83-4

galangin

chloromethyl methyl ether
107-30-2

chloromethyl methyl ether

3,7-dimethoxymethylgalangin
143724-68-9

3,7-dimethoxymethylgalangin

Conditions
ConditionsYield
With potassium carbonate In acetone for 2h; Ambient temperature;29%
galangin
548-83-4

galangin

acide 2,4,6-trihydroxybenzoique
83-30-7

acide 2,4,6-trihydroxybenzoique

Conditions
ConditionsYield
With potassium superoxide; tetraethylammonium bromide In N,N-dimethyl-formamide at 20℃; for 16.5h;27%
galangin
548-83-4

galangin

prenyl bromide
870-63-3

prenyl bromide

8-prenylgalangin
42193-83-9

8-prenylgalangin

Conditions
ConditionsYield
With tetraethylammonium iodide In various solvent(s) at 20℃; for 1.5h;14%
galangin
548-83-4

galangin

sodium methylate
124-41-4

sodium methylate

5,7-dihydroxy-3-methoxy-6-methyl-2-phenyl-chromen-4-one
93322-38-4

5,7-dihydroxy-3-methoxy-6-methyl-2-phenyl-chromen-4-one

Conditions
ConditionsYield
With methanol anschliessendes Erwaermen mit Methyljodid;
galangin
548-83-4

galangin

dimethyl sulfate
77-78-1

dimethyl sulfate

isalpinin
480-14-8

isalpinin

Conditions
ConditionsYield
With sodium hydrogencarbonate; acetone
galangin
548-83-4

galangin

dimethyl sulfate
77-78-1

dimethyl sulfate

5,7-dihydroxy-3-methoxyflavone
6665-74-3

5,7-dihydroxy-3-methoxyflavone

Conditions
ConditionsYield
With ethanol; sodium carbonate
methanol
67-56-1

methanol

galangin
548-83-4

galangin

sodium methylate
124-41-4

sodium methylate

methyl iodide
74-88-4

methyl iodide

A

5,7-dihydroxy-3-methoxy-6-methyl-2-phenyl-chromen-4-one
93322-38-4

5,7-dihydroxy-3-methoxy-6-methyl-2-phenyl-chromen-4-one

B

5-hydroxy-3,7-dimethoxyflavone
70786-48-0

5-hydroxy-3,7-dimethoxyflavone

C

5-hydroxy-3,7-dimethoxy-6-methyl-2-phenyl-chromen-4-one
727381-61-5

5-hydroxy-3,7-dimethoxy-6-methyl-2-phenyl-chromen-4-one

D

3,5,7-trimethoxyflavone
26964-29-4

3,5,7-trimethoxyflavone

galangin
548-83-4

galangin

A

isalpinin
480-14-8

isalpinin

B

5-hydroxy-3,7-dimethoxyflavone
70786-48-0

5-hydroxy-3,7-dimethoxyflavone

C

5,7-dihydroxy-3-methoxyflavone
6665-74-3

5,7-dihydroxy-3-methoxyflavone

Conditions
ConditionsYield
With O-methyl transferase from cell-free extract of Citrus mitis; <(14)CH3>-S-adenosyl-L-methionine; 2-hydroxyethanethiol In water; dimethyl sulfoxide at 35℃; for 0.5h; Product distribution; pH 7.5 buffer;
galangin
548-83-4

galangin

A

2,4,6-trihydroxybenzaldehyde
487-70-7

2,4,6-trihydroxybenzaldehyde

B

benzoic acid
65-85-0

benzoic acid

Conditions
ConditionsYield
With 18-crown-6 ether In tetrahydrofuran; toluene Product distribution; -10 deg C, then room temp.;
galangin
548-83-4

galangin

galangin radical

galangin radical

Conditions
ConditionsYield
With singlet oxygen In water at 20℃; Rate constant;
galangin
548-83-4

galangin

ethyl iodide
75-03-6

ethyl iodide

MRS 1041

MRS 1041

Conditions
ConditionsYield
With potassium carbonate In acetone Heating;12 mg
galangin
548-83-4

galangin

acetone
67-64-1

acetone

dimethyl sulfate
77-78-1

dimethyl sulfate

sodium hydrogencarbonate

sodium hydrogencarbonate

isalpinin
480-14-8

isalpinin

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