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Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

4H-1-Benzopyran-4-one,3-(3,4-dimethoxyphenyl)-7-methoxy-

Cas:1621-61-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

4H-1-Benzopyran-4-one, 3-(3,4-dimethoxyphenyl)-7-methoxy-

Cas:1621-61-0

Min.Order:1 Kilogram

FOB Price: $2.0

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

4H-1-Benzopyran-4-one,3-(3,4-dimethoxyphenyl)-7-methoxy-

Cas:1621-61-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

4H-1-Benzopyran-4-one,3-(3,4-dimethoxyphenyl)-7-methoxy-

Cas:1621-61-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Our advantage: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 Scientif

TIANFU-CHEM 4H-1-Benzopyran-4-one, 3-(3,4-dimethoxyphenyl)-7-methoxy-

Cas:1621-61-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Xi`an Eastling Biotech Co., Ltd.

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou

4H-1-Benzopyran-4-one, 3-(3,4-dimethoxyphenyl)-7-methoxy-

Cas:1621-61-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

factory?direct?sale Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents

4H-1-Benzopyran-4-one,3-(3,4-dimethoxyphenyl)-7-methoxy-

Cas:1621-61-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

home-produced Application:medicine

4H-1-Benzopyran-4-one, 3-(3,4-dimethoxyphenyl)-7-methoxy-

Cas:1621-61-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Run-Biotech Co., Ltd.

Shanghai, Run-Biotech Co., Ltd is a leading domestic pharmaceutical, biopharmaceutical, and health care products R & D outsourcing services company. As an innovation-driven and customer-focused company, Run Biotech provides a broad and integrated por

4H-1-Benzopyran-4-one, 3-(3,4-dimethoxyphenyl)-7-methoxy-

Cas:1621-61-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synova( Tianjin ) Chemical Technology Co,.Ltd

The company have effective management team, professional technical R & D personnel, the service spirit of customer oriented. We have long-term cooperation with famous domestic manufacturer, and excellent customer resources overseas. We are skilled in

4H-1-Benzopyran-4-one, 3-(3,4-dimethoxyphenyl)-7-methoxy-

Cas:1621-61-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Quiver Technologies

4H-1-Benzopyran-4-one,3-(3,4-dimethoxyphenyl)-7-methoxy-

Cas:1621-61-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

7,3',4'-trimethoxyflavanone
10493-09-1

7,3',4'-trimethoxyflavanone

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
With thallium(III) toluene-p-sulfonate In acetonitrile for 2h; Heating;94%
3',4',7-trihydroxyisoflavone
485-63-2

3',4',7-trihydroxyisoflavone

diazomethyl-trimethyl-silane
18107-18-1

diazomethyl-trimethyl-silane

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In methanol; hexane for 16h; Ambient temperature;90%
sodium methylate
124-41-4

sodium methylate

3′-bromo-4′,7-dimethoxyisoflavone

3′-bromo-4′,7-dimethoxyisoflavone

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
With copper(I) bromide In methanol; N,N-dimethyl-formamide at 20 - 120℃; for 2h; Darkness;70%
3-bromo-7-methoxy-4H-chromen-4-one
73220-41-4

3-bromo-7-methoxy-4H-chromen-4-one

tri-n-butyl(3,4-dimethoxyphenyl)stannane
86487-18-5

tri-n-butyl(3,4-dimethoxyphenyl)stannane

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
With 4,4’‐bis(trimethylammoniummethyl)‐2,2’‐bipyridine; diamminedichloropalladium(II); tetrabutyl ammonium fluoride; sodium hydrogencarbonate In water at 120℃; for 24h; Stille Cross Coupling; Sealed tube; Green chemistry;52%
3',4',7-trihydroxyisoflavone
485-63-2

3',4',7-trihydroxyisoflavone

methyl iodide
74-88-4

methyl iodide

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
Stage #1: 3',4',7-trihydroxyisoflavone With potassium carbonate In acetone at 20℃; for 0.166667h;
Stage #2: methyl iodide In acetone for 24h; Reflux;
52%
2-(3,4-dimethoxyphenyl)-1-(2-hydroxy-4-methoxyphenyl)-ethanone
53084-05-2

2-(3,4-dimethoxyphenyl)-1-(2-hydroxy-4-methoxyphenyl)-ethanone

Methyl formate
107-31-3

Methyl formate

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
With sodium
cladrin
24160-14-3

cladrin

methyl iodide
74-88-4

methyl iodide

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
With potassium carbonate; acetone
2-(3,4-dimethoxyphenyl)-1-(2-hydroxy-4-methoxyphenyl)-ethanone
53084-05-2

2-(3,4-dimethoxyphenyl)-1-(2-hydroxy-4-methoxyphenyl)-ethanone

formic acid ethyl ester
109-94-4

formic acid ethyl ester

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
With sodium
7,3',4'-Trimethoxyisoflavanone
56407-05-7

7,3',4'-Trimethoxyisoflavanone

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
With palladium on activated charcoal at 240℃;
With 2,3-dicyano-5,6-dichloro-p-benzoquinone
3',4',7-trihydroxyisoflavone
485-63-2

3',4',7-trihydroxyisoflavone

dimethyl sulfate
77-78-1

dimethyl sulfate

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
With potassium carbonate In acetone Heating;
1-(2-hydroxy-4-methoxyphenyl)ethanone
552-41-0

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

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 86 percent / KOH / methanol / 24 h / 20 °C
2: 82 percent / pyridine / methanol; H2O / 12 h / Heating
3: 94 percent / thallium(III) p-tosylate / acetonitrile / 2 h / Heating
View Scheme
2'-hydroxy-3,4,4'-trimethoxychalcone
57601-14-6

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

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 82 percent / pyridine / methanol; H2O / 12 h / Heating
2: 94 percent / thallium(III) p-tosylate / acetonitrile / 2 h / Heating
View Scheme
3-(3,4-dimethoxyphenyl)-4-hydroxy-7-methoxy-2H-chromen-2-one
56407-04-6

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

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1.) B2H6, 2.) Cr6
2: 2,3-dichloro 5,6-dicyano benzoquinone (D.D.Q.)
View Scheme
1-(2,4-dihydroxyphenyl)-2-(3,4-dimethoxyphenyl)ethan-1-one
24126-98-5

1-(2,4-dihydroxyphenyl)-2-(3,4-dimethoxyphenyl)ethan-1-one

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: diethyl ether; hydrogen chloride / Erhitzen des Reaktionsprodukts mit Wasser
2: potassium carbonate; acetone
View Scheme
Multi-step reaction with 2 steps
2: sodium
View Scheme
Multi-step reaction with 2 steps
2: sodium
View Scheme
7-methoxy-3-(4-methoxyphenyl)-4H-chromen-4-one
1157-39-7

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

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: bromine / dichloromethane / 0.5 h / 20 °C
2: copper(I) bromide / methanol; N,N-dimethyl-formamide / 2 h / 20 - 120 °C / Darkness
View Scheme
daidzein
486-66-8

daidzein

cabreuvin
1621-61-0

cabreuvin

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: potassium carbonate / acetone / 12 h / 60 °C
2: bromine / dichloromethane / 0.5 h / 20 °C
3: copper(I) bromide / methanol; N,N-dimethyl-formamide / 2 h / 20 - 120 °C / Darkness
View Scheme
cabreuvin
1621-61-0

cabreuvin

3',4',7-trihydroxyisoflavone
485-63-2

3',4',7-trihydroxyisoflavone

Conditions
ConditionsYield
With aluminum (III) chloride; dimethylsulfide In dichloromethane at 5 - 20℃; for 6h;95%
With hydrogen iodide; acetic anhydride
4-amino-N-(diaminomethylene) benzenesulfonamide
57-67-0

4-amino-N-(diaminomethylene) benzenesulfonamide

cabreuvin
1621-61-0

cabreuvin

4-(2-Hydroxy-4-methoxyphenyl)-5-(3,4-dimethoxyphenyl)-2-(4-aminobenzenesulphonylamino)pyrimidine
132184-53-3

4-(2-Hydroxy-4-methoxyphenyl)-5-(3,4-dimethoxyphenyl)-2-(4-aminobenzenesulphonylamino)pyrimidine

Conditions
ConditionsYield
With potassium carbonate In dimethyl sulfoxide at 100℃; for 2h;91%
cabreuvin
1621-61-0

cabreuvin

3-(3,4-dihydroxy-phenyl)-7-methoxy-chromen-4-one
492-24-0

3-(3,4-dihydroxy-phenyl)-7-methoxy-chromen-4-one

Conditions
ConditionsYield
With aluminium trichloride; nitrobenzene
With hydrogen iodide; acetic anhydride

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