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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

7,8-Dihydroxy-3-(4-hydroxyphenyl)chromen-4-one Manufacturer/High quality/Best price/In stock

Cas:75187-63-2

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

TIANFU-CHEM_4H-1-Benzopyran-4-one,7,8-dihydroxy-3-(4-hydroxyphenyl)- 75187-63-2

Cas:75187-63-2

Min.Order:1 Kilogram

Negotiable

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

7,8-DIHYDROXY-3-(4-HYDROXY-PHENYL)-CHROMEN-4-ONE

Cas:75187-63-2

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

7,8-DIHYDROXY-3-(4-HYDROXY-PHENYL)-CHROMEN-4-ONE CAS:75187-63-2 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing

7,8-DIHYDROXY-3-(4-HYDROXY-PHENYL)-CHROMEN-4-ONE CAS:75187-63-2

Cas:75187-63-2

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,7,8-dihydroxy-3-(4-hydroxyphenyl)-

Cas:75187-63-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s

7,8-DIHYDROXY-3-(4-HYDROXY-PHENYL)-CHROMEN-4-ONE

Cas:75187-63-2

Min.Order:1 Kilogram

FOB Price: $30.0 / 50.0

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,7,8-dihydroxy-3-(4-hydroxyphenyl)-

Cas:75187-63-2

Min.Order:0

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,7,8-dihydroxy-3-(4-hydroxyphenyl)-

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

7,8-Dihydroxy-3-(4-hydroxy-phenyl)-chromen-4-one

Cas:75187-63-2

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier

7,8-Dihydroxy-3-(4-hydroxy-phenyl)-chromen-4-one

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec 7,8-Dihydroxy-3-(4-hydroxyphenyl)-4H-chromen-4-one 5g

Cas:75187-63-2

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high qualityAppearance:white crystalline powder Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

piperidin-3-yl(pyridin-3-yl)methanone(SALTDATA: 2HCl)

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

4H-1-Benzopyran-4-one,7,8-dihydroxy-3-(4-hydroxyphenyl)-

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Chemical intermediate

7,8-Dihydroxy-3-(4-hydroxyphenyl)-4H-chromen-4-one

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:White to beige crystals Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use a

7,8-Dihydroxy-3-(4-hydroxyphenyl)chromen-4-one

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

7,8-Dihydroxy-3-(4-hydroxyphenyl)chromen-4-one cas 75187-63-2Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

7,8-Dihydroxy-3-(4-hydroxyphenyl)chromen-4-one cas 75187-63-2

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

7,8-DIHYDROXY-3-(4-HYDROXY-PHENYL)-CHROMEN-4-ONE

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

75187-63-2

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Yuanye Bio-Technology Co., Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:250mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any po

7,8-DIHYDROXY-3-(4-HYDROXY-PHENYL)-CHROMEN-4-ONE

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

7,8-DIHYDROXY-3-(4-HYDROXY-PHENYL)-CHROMEN-4-ONE

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

HuBei Ipure Biotech CO.,ltd

HuBei ipure is a diversified product production and operation enterprise, with API, pharma intermediates, and other fine chemicals as well as R&D and pigments development and sales as one of the large enterprises, with more than 130 acres of pl

7,8-Dihydroxy-3-(4-hydroxyphenyl)chromen-4-one Manufacturer/High quality/Best price/In stock

Cas:75187-63-2

Min.Order:1 Gram

FOB Price: $1.0 / 2.0

Type:Trading Company

inquiry

Chengdu Push Bio-technology Co., Ltd

Chengdu Push Bio-technology Co., Ltd. provides more than 4,000 natural monomeric substances, including approximately 6,000 products at different grades, specifications and purities. We have specialized in the R&D of medicinally active ingredients sta

8-Hydroxydaidzein

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai united Scientific Co.,Ltd.

United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat

4H-1-Benzopyran-4-one,7,8-dihydroxy-3-(4-hydroxyphenyl)-

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Nanjing Raymon Biotech Co., Ltd.

4H-1-Benzopyran-4-one,7,8-dihydroxy-3-(4-hydroxyphenyl)- Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea,by Air,By courier like DHL or Fedx.

4H-1-Benzopyran-4-one,7,8-dihydroxy-3-(4-hydroxyphenyl)-

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hebei Ruishun Trade Co.,Ltd

Supply top quality products with a reasonable price Application:api

75187-63-2

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Debye Scientific

Debyesci is here who supplied several kinds of chemical products to global pharmaceutical, drug discovery, agrochemical and biotechnology industries for four yearsOur key scientific leadership team has gained experience in top research and developmen

7,8-DIHYDROXY-3-(4-HYDROXY-PHENYL)-CHROMEN-4-ONE

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

CHESS GmbH

more information,please contact us

7,8-Dihydroxy-3-(4-hydroxyphenyl)chromen-4-one

Cas:75187-63-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

7‐hydroxy‐8,4′‐dimethoxyisoflavone
37816-20-9

7‐hydroxy‐8,4′‐dimethoxyisoflavone

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
With aluminum (III) chloride; dimethylsulfide In dichloromethane at 5 - 20℃; for 4h;93%
4′,7,8-trimethoxyisoflavone
37816-21-0

4′,7,8-trimethoxyisoflavone

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
With aluminum (III) chloride; dimethylsulfide In dichloromethane at 5 - 20℃; for 6h;95%
2-(4-hydroxyphenyl)-1-(2,3,4-trihydroxyphenyl)ethanone
77316-95-1

2-(4-hydroxyphenyl)-1-(2,3,4-trihydroxyphenyl)ethanone

N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
With boron trifluoride diethyl etherate; methanesulfonyl chloride at 80℃; for 3h;70%
Stage #1: 2-(4-hydroxyphenyl)-1-(2,3,4-trihydroxyphenyl)ethanone With boron trifluoride diethyl etherate In N,N-dimethyl-formamide at 50 - 60℃; Cooling with ice;
Stage #2: N,N-dimethyl-formamide With methanesulfonyl chloride at 50 - 70℃;
65%
Stage #1: 2-(4-hydroxyphenyl)-1-(2,3,4-trihydroxyphenyl)ethanone; N,N-dimethyl-formamide at 50℃; for 0.166667h;
Stage #2: With methanesulfonyl chloride In N,N-dimethyl-formamide at 80℃; for 0.5h;
57%
2-(4-hydroxyphenyl)-1-(2,3,4-trihydroxyphenyl)ethanone
77316-95-1

2-(4-hydroxyphenyl)-1-(2,3,4-trihydroxyphenyl)ethanone

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
With methanesulfonyl chloride In N,N-dimethyl-formamide at 60 - 70℃; for 1h;83%
4-hydroxyphenylacetate
156-38-7

4-hydroxyphenylacetate

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 89 percent / BF3*Et2O / 3 h / 80 - 85 °C
2: 70 percent / BF3*Et2O; CH3SO2Cl / 3 h / 80 °C
View Scheme
Multi-step reaction with 2 steps
1: boron trifluoride diethyl etherate / 3 h / 80 °C / Inert atmosphere
2: methanesulfonyl chloride / 10 - 55 °C
View Scheme
Multi-step reaction with 2 steps
1: boron trifluoride diethyl etherate / 2 h / 80 - 90 °C
2: boron trifluoride diethyl etherate; trichlorophosphate / 2 h / 50 - 60 °C
View Scheme
2-hydroxyresorcinol
87-66-1

2-hydroxyresorcinol

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 89 percent / BF3*Et2O / 3 h / 80 - 85 °C
2: 70 percent / BF3*Et2O; CH3SO2Cl / 3 h / 80 °C
View Scheme
Multi-step reaction with 3 steps
1: hydrogenchloride; zinc(II) chloride / diethyl ether / 0 - 20 °C
2: hydrogenchloride; water / Reflux
3: boron trifluoride diethyl etherate; methanesulfonyl chloride / 2 h / 50 - 100 °C
View Scheme
Multi-step reaction with 2 steps
1: boron trifluoride diethyl etherate / 2 h / 80 - 90 °C
2: boron trifluoride diethyl etherate; trichlorophosphate / 2 h / 50 - 60 °C
View Scheme
7-Hydroxy-3-(4-methoxy-phenyl)-chromen-4-on
485-72-3

7-Hydroxy-3-(4-methoxy-phenyl)-chromen-4-on

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: N-Bromosuccinimide / N,N-dimethyl-formamide / 4 h / 0 °C
2: copper(I) bromide / N,N-dimethyl-formamide; methanol / 4.5 h / 20 - 120 °C / Darkness
3: aluminum (III) chloride; dimethylsulfide / dichloromethane / 4 h / 5 - 20 °C
View Scheme
Multi-step reaction with 4 steps
1.1: potassium carbonate / acetone / 12 h / 60 °C
2.1: N-Bromosuccinimide / N,N-dimethyl-formamide / 2.5 h / 0 °C
3.1: copper(I) bromide / N,N-dimethyl-formamide; methanol / 1 h
3.2: 2 h / 120 °C
4.1: aluminum (III) chloride; dimethylsulfide / dichloromethane / 6 h / 5 - 20 °C
View Scheme
4-hydroxyphenylacetate
156-38-7

4-hydroxyphenylacetate

phloroglucinol derivative

phloroglucinol derivative

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 92 percent / BF3*Et2O / 1 h / 60 - 70 °C
2: 83 percent / methanesulphonyl chloride / dimethylformamide / 1 h / 60 - 70 °C
View Scheme
2-hydroxyresorcinol
87-66-1

2-hydroxyresorcinol

(+-)-benzoin (1 mol)

(+-)-benzoin (1 mol)

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 92 percent / BF3*Et2O / 1 h / 60 - 70 °C
2: 83 percent / methanesulphonyl chloride / dimethylformamide / 1 h / 60 - 70 °C
View Scheme
4-cyanomethylphenol
14191-95-8

4-cyanomethylphenol

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hydrogenchloride; zinc(II) chloride / diethyl ether / 0 - 20 °C
2: hydrogenchloride; water / Reflux
3: boron trifluoride diethyl etherate; methanesulfonyl chloride / 2 h / 50 - 100 °C
View Scheme
8-bromo-7-hydroxy-3-(4-methoxyphenyl)-4H-chromen-4-one

8-bromo-7-hydroxy-3-(4-methoxyphenyl)-4H-chromen-4-one

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: copper(I) bromide / N,N-dimethyl-formamide; methanol / 4.5 h / 20 - 120 °C / Darkness
2: aluminum (III) chloride; dimethylsulfide / dichloromethane / 4 h / 5 - 20 °C
View Scheme
daidzein
486-66-8

daidzein

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: potassium carbonate / acetone / 12 h / 60 °C
2.1: N-Bromosuccinimide / N,N-dimethyl-formamide / 2.5 h / 0 °C
3.1: copper(I) bromide / N,N-dimethyl-formamide; methanol / 1 h
3.2: 2 h / 120 °C
4.1: aluminum (III) chloride; dimethylsulfide / dichloromethane / 6 h / 5 - 20 °C
View Scheme
7-methoxy-3-(4-methoxyphenyl)-4H-chromen-4-one
1157-39-7

7-methoxy-3-(4-methoxyphenyl)-4H-chromen-4-one

8-hydroxydaidzein
75187-63-2

8-hydroxydaidzein

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: N-Bromosuccinimide / N,N-dimethyl-formamide / 2.5 h / 0 °C
2.1: copper(I) bromide / N,N-dimethyl-formamide; methanol / 1 h
2.2: 2 h / 120 °C
3.1: aluminum (III) chloride; dimethylsulfide / dichloromethane / 6 h / 5 - 20 °C
View Scheme

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