Company profile Xi’an Quanao Biotech Co., Ltd. with 10 years experience in plant extract filed. Focus on the research, production and sale of Plant and Animal extract, Medical intermediate, complete coverage six industries. Product grade:
Cas:525-82-6
Min.Order:25 Kilogram
FOB Price: $22.0 / 88.0
Type:Manufacturers
inquiryOur advantage Free sample and unconditional assume respons 100% natural porduct, without any synthetize ingredient Manufacturer direct supply, provide OEM, R&D service ISO/HACCP/KOSHER/GMP/FDA Leading plant extract manufact
DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
Specifications Type: Herbal Extract Variety: whole plant Form: Powder, powder Part: Leaf Extraction Type: Solvent Extraction
Cas:525-82-6
Min.Order:1 Kilogram
FOB Price: $600.0 / 700.0
Type:Other
inquiry1. 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
Cas:525-82-6
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryColorcom 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
Cas:525-82-6
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryOur 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
FLAVONE Basic information Product Name: FLAVONE Synonyms: FLAVONE;2-PHENYLCHROME;2-PHENYLCHROMONE;2-PHENYL-4H-CHROMEN-4-ONE;2-PHENYL-4H-1-BENZOPYRAN-4-ONE;2-Phenyl-4-chromone;2-phenyl-4h
Cas:525-82-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryWith 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
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
Cas:525-82-6
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryProduct Name FLAVONE CAS 525-82-6 MF C15H10O2 MW 222.24 EINECS 208-383-8 Product Categories Biochemistry;Flavonoids;Building block;Inhibitors Appearance: white powder Storage:Store in cool and dry place, away from sun light. Package:
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
Cas:525-82-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryBeluga chemical professional supply High quality Flavone CAS 525-82-6 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and research capabilities. 2. Made in China and expor
Cas:525-82-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHubei 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)
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
Cas:525-82-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryShanghai 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
Cas:525-82-6
Min.Order:1 Kilogram
FOB Price: $32.0
Type:Lab/Research institutions
inquiryHangzhou 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
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
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
Cas:525-82-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1.high purity 2.consistent quality 3.competitive price 4.fast shipping Binbo Biological Products Co. Ltd., is a professional high-tech enterprise which engaged in Biological products and raw materials. Binbo is engaged in R&D with perfect eq
Cas:525-82-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryZibo 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
Cas:525-82-6
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryProduct 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,
Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
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
Cas:525-82-6
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
ADVANTAGE:1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day2. The products are provided with COA, HPLC, NMR, quality assurance, pac
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
Cas:525-82-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
Conditions | Yield |
---|---|
copper dichloride In ethanol at 80℃; for 0.0833333h; microwave irradiation; | 98% |
With potassium hydrogensulfate at 120℃; for 2h; Temperature; Green chemistry; | 98% |
With gallium(III) triflate In nitromethane at 80℃; for 2h; | 97% |
Conditions | Yield |
---|---|
With C22H28Br2N4Pd; diethylamine In N,N-dimethyl-formamide at 80℃; under 3000.3 Torr; for 24h; Autoclave; | 98% |
With diethylamine In N,N-dimethyl-formamide at 100℃; under 10343.2 Torr; for 24h; Sonogashira Cross-Coupling; Autoclave; | 96% |
With (trihexyl)(tetradecyl)phosphonium bromide; triethylamine; palladium dichloride at 110℃; under 760.051 Torr; for 24h; Autoclave; | 95% |
Conditions | Yield |
---|---|
With 1-butyl-3-methylimidazolium molybdate In hexan-1-ol at 70℃; for 3h; | 98% |
Conditions | Yield |
---|---|
With pyrrolidone hydrotribromide In dimethyl sulfoxide at 80℃; for 2h; | 97% |
With thallium(III) acetate In acetic acid for 3h; Heating; | 96% |
With thallium(III) acetate In acetic acid for 3h; Heating; | 96% |
Conditions | Yield |
---|---|
With indium(III) bromide; silica gel at 130 - 140℃; for 0.75h; | 96% |
With iodine In dimethyl sulfoxide for 1h; Reflux; | 85% |
With iodine In 2,2'-[1,2-ethanediylbis(oxy)]bisethanol at 150℃; for 4h; Product distribution; Further Variations:; Solvents; Temperatures; reaction times; | 83% |
1-(2-hydroxyphenyl)-3-phenylprop-2-yn-1-one
FLAVONE
Conditions | Yield |
---|---|
With dmap In N,N-dimethyl-formamide at 0 - 30℃; for 1.5h; Morita-Baylis-Hillman reaction; Inert atmosphere; regioselective reaction; | 96% |
With thallium(III) toluene-p-sulfonate In methanol at 65℃; for 6h; Reagent/catalyst; Solvent; Time; regioselective reaction; | 91% |
With lithium tert-butoxide In N,N-dimethyl-formamide at 20℃; for 0.166667h; Reagent/catalyst; Time; Temperature; | 90% |
1-(2-hydroxyphenyl)-2-(triphenylphosphoranylidene)ethanone
benzoyl chloride
FLAVONE
Conditions | Yield |
---|---|
With pyridine In toluene for 5h; Heating; | 96% |
Conditions | Yield |
---|---|
With Iodine monochloride; dimethyl sulfoxide at 50℃; for 0.5h; Temperature; Reagent/catalyst; Sonication; Green chemistry; | 96% |
With cerium (IV) sulfate tetrahydrate; silica gel In neat (no solvent) at 100℃; for 4h; Concentration; Time; Green chemistry; | 94% |
With copper(l) iodide; oxygen at 50℃; under 760.051 Torr; for 48h; oxa-Michael-oxidation; Ionic liquid; | 92% |
1-[2-(tert-butyldimethylsilyloxy)phenyl]-3-phenylprop-2-yn-1-one
FLAVONE
Conditions | Yield |
---|---|
With diethylamine In ethanol for 24h; Heating; | 96% |
2'-allyloxychalcone
FLAVONE
Conditions | Yield |
---|---|
With iodine In dimethyl sulfoxide at 120℃; for 0.5h; regioselective reaction; | 96% |
Multi-step reaction with 2 steps 1: acetic acid / 24 h / 20 °C 2: iodine / dimethyl sulfoxide / 0.5 h / 130 °C View Scheme |
Conditions | Yield |
---|---|
With palladium(II) trifluoroacetate; 5-Nitro-1,10-phenanthroline; oxygen In dimethyl sulfoxide at 100℃; for 48h; Reagent/catalyst; Solvent; | 96% |
1-(2-hydroxyphenyl)-3-phenylprop-2-yn-1-one
A
FLAVONE
B
(Z)-4'-methoxyaurone
Conditions | Yield |
---|---|
With silver nitrate In methanol Ambient temperature; | A 5% B 95% |
Conditions | Yield |
---|---|
With silver nitrate In methanol Ambient temperature; | A 5% B 95% |
With 2-pyridone sodium salt In tetrahydrofuran at 20℃; for 6h; Reagent/catalyst; Solvent; Temperature; Time; regioselective reaction; | A 3% B 93% |
With tricyclohexylphosphine In ethanol at 30℃; for 2h; | A n/a B 55% |
1-(2-acetoxy-phenyl)-3-phenyl-2-propyn-1-one
FLAVONE
Conditions | Yield |
---|---|
With piperazine In acetonitrile at 25℃; for 3h; Schlenk technique; | 95% |
With piperazine In acetonitrile at 20℃; for 6h; Schlenk technique; | 95% |
With 18-crown-6 ether; potassium methanolate In tetrahydrofuran at 20℃; for 0.25h; Reagent/catalyst; Time; Temperature; Solvent; | 76% |
Conditions | Yield |
---|---|
With piperazine; palladium diacetate In acetonitrile at 50℃; for 12h; Schlenk technique; | 95% |
2-phenylchromene
FLAVONE
Conditions | Yield |
---|---|
With tert.-butylhydroperoxide; copper(ll) bromide In decane; toluene at 80℃; for 0.0833333h; Reagent/catalyst; Solvent; Temperature; Inert atmosphere; | 94% |
With thallium(III) nitrate In methanol Ambient temperature; overnight; | 20% |
Conditions | Yield |
---|---|
Stage #1: 1-benzopyran-4(4H)-one; phenylboronic acid With iron(III) trifluoromethanesulfonate; palladium diacetate; Trimethylacetic acid at 60℃; under air; Stage #2: With potassium nitrite; 2,3-dicyano-5,6-dichloro-p-benzoquinone | 94% |
Stage #1: 1-benzopyran-4(4H)-one With 1,10-Phenanthroline; oxygen; palladium diacetate In N,N-dimethyl-formamide for 0.0833333h; Heck type reaction; Stage #2: phenylboronic acid In N,N-dimethyl-formamide at 100℃; for 24h; Heck type reaction; regioselective reaction; | 86% |
2,3-dihydro-4H-1-benzopyran-4-one
2-phenyl-4,4,5,5-tetramethyl-1,3,2-dioxoborole
FLAVONE
Conditions | Yield |
---|---|
With palladium(II) trifluoroacetate; 5-Nitro-1,10-phenanthroline; oxygen In dimethyl sulfoxide at 100℃; for 48h; | 93% |
With palladium(II) trifluoroacetate; 5-Nitro-1,10-phenanthroline; oxygen In dimethyl sulfoxide at 100℃; Heck Reaction; | 93% |
Conditions | Yield |
---|---|
pyrex In benzene Irradiation; | A 4% B 92% |
2-iodophenyl acetate
carbon monoxide
phenylacetylene
FLAVONE
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene; diethylamine; thiourea; bis-triphenylphosphine-palladium(II) chloride; 1,3-bis-(diphenylphosphino)propane at 40℃; for 48h; Addition; cyclization; | 92% |
3-iodo-2-phenyl-4H-1-benzopyran-4-one
FLAVONE
Conditions | Yield |
---|---|
With sodium formate; bis-triphenylphosphine-palladium(II) chloride In N,N-dimethyl-formamide at 90℃; | 92% |
With copper(l) iodide; potassium carbonate; isopropyl alcohol at 90℃; for 12h; Green chemistry; regioselective reaction; | 92% |
4-oxo-2-phenyl-4H-chromen-6-yl 4-methylbenzenesulfonate
FLAVONE
Conditions | Yield |
---|---|
With dimethylamine borane; potassium carbonate; triphenylphosphine; nickel In N,N-dimethyl-formamide at 120℃; for 12h; | 92% |
Conditions | Yield |
---|---|
With copper(l) iodide; potassium carbonate; isopropyl alcohol at 90℃; for 12h; Catalytic behavior; Reagent/catalyst; Green chemistry; regioselective reaction; | 92% |
Conditions | Yield |
---|---|
With dibutylamine In dimethyl sulfoxide for 72h; Ambient temperature; | A 91.5% B 6.2% |
With sodium acetate In dimethyl sulfoxide at 25℃; for 144h; | A 80.1% B 10.9% |
With sodium acetate In dimethyl sulfoxide at 25℃; for 144h; Product distribution; other reaction temperatures, solvents, reaction time, reagents, catalists, other amount of catalists and use other 3-mesyloxy-flavanone; | A 80.1% B 10.9% |
With potassium cyanate; 18-crown-6 ether In benzene for 21h; Heating; | A 31.3% B 48% |
With isopropylamine In dimethyl sulfoxide for 72h; Ambient temperature; | A 57.5 % Spectr. B 32.9 % Spectr. |
1-(2-Hydroxy-4-methoxyphenyl)-3-phenylpropyn-1-one
A
FLAVONE
B
7-methoxoyflavone
Conditions | Yield |
---|---|
With silver nitrate In methanol Ambient temperature; | A 91% B n/a |
3-<(4-Methylphenyl)sulphinyl>-4H-1-benzopyran-4-one
FLAVONE
Conditions | Yield |
---|---|
With copper(I) bromide dimethylsulfide complex In tetrahydrofuran at -78 - 0℃; for 2.5h; | 91% |
1-(2'-bromophenyl)-3-phenylpropane-1,3-dione
FLAVONE
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 100℃; for 1h; Ullmann type reaction; under air; | 91% |
With tert-butylisonitrile; palladium diacetate; potassium carbonate; bis[2-(diphenylphosphino)phenyl] ether In N,N-dimethyl-formamide at 120℃; for 2h; Reagent/catalyst; Solvent; chemoselective reaction; | 86% |
C18H16Br2O2
FLAVONE
Conditions | Yield |
---|---|
With iodine In dimethyl sulfoxide at 130℃; for 0.5h; | 91% |
Conditions | Yield |
---|---|
With Clayfen for 0.025h; microwave irradiation; | 90% |
With tetraethylammonium perchlorate; ethidium Bromide In N,N-dimethyl-formamide cathodic reduction; | |
With air In ethanol at 20℃; Photolysis; |
2'-hydroxychalcone dichloride
FLAVONE
Conditions | Yield |
---|---|
at 210 - 220℃; for 1.5h; | 90% |
FLAVONE
1a,7a-Dihydro-1a-phenyl-7H-oxireno<1>benzopyran-7-one
Conditions | Yield |
---|---|
With 3,3-dimethyldioxirane In dichloromethane; acetone at 0℃; for 36h; | 100% |
With 3,3-dimethyldioxirane In dichloromethane; acetone at 0℃; for 36h; | 100% |
With Oxone; 1,1,1-trifluoro-2-propanone; edetate disodium; sodium hydrogencarbonate In acetonitrile at 0 - 1℃; for 1.25h; | 99% |
Conditions | Yield |
---|---|
With silver hexafluoroantimonate; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; copper(II) acetate monohydrate In tert-Amyl alcohol at 20 - 100℃; for 12.33h; Schlenk technique; Sealed tube; regioselective reaction; | 99% |
FLAVONE
A
(2S)-flavanone
B
(R)-flavanone
Conditions | Yield |
---|---|
Stage #1: FLAVONE With Dimethylphenylsilane; C50H52N2; bis(pentafluorophenyl)borohydride In toluene at 20℃; for 1h; Inert atmosphere; Glovebox; Stage #2: With trifluoroacetic acid In toluene at 20℃; for 0.166667h; Inert atmosphere; Glovebox; enantioselective reaction; | A n/a B 99% |
Conditions | Yield |
---|---|
In methanol at 20℃; Solvent; | 98.72% |
FLAVONE
3-chloro-2-phenyl-chromen-4-one
Conditions | Yield |
---|---|
With sulfuryl dichloride; Montmorillonite-K-10 clay In dichloromethane for 0.25h; Ambient temperature; | 98% |
With pyridine; chloro-trimethyl-silane; [bis(acetoxy)iodo]benzene In dichloromethane at 0℃; for 3.5h; | 82% |
With sulfuryl dichloride In tetrachloromethane | 63% |
FLAVONE
(2R*,2’R*)-2,2’-diphenyl-[2,2’-bichromane]-4,4’-dione
Conditions | Yield |
---|---|
With samarium diiodide In tetrahydrofuran; methanol at -40℃; for 24h; Reagent/catalyst; Temperature; Solvent; Inert atmosphere; stereoselective reaction; | 98% |
FLAVONE
(2R*,2’S*)-2,2’-diphenyl-[2,2’-bichromane]-4,4’-dione
Conditions | Yield |
---|---|
With samarium diiodide In tetrahydrofuran; methanol at 68℃; for 24h; Inert atmosphere; stereoselective reaction; | 98% |
FLAVONE
3-Mercapto-2-phenyl-4H-1-benzopyran-4-one
Conditions | Yield |
---|---|
With sulfur; lithium diisopropyl amide In tetrahydrofuran; hexane at -78℃; for 0.583333h; | 97% |
FLAVONE
Conditions | Yield |
---|---|
With methanol; sodium tetrahydroborate; cobalt(II) 5,10,15,20-tetraphenylporphyrin; oxygen at 20℃; for 0.166667h; Kinetics; Reagent/catalyst; Time; | 97% |
FLAVONE
Conditions | Yield |
---|---|
With sodium tetrahydroborate In methanol at 20℃; for 3h; Inert atmosphere; | 95% |
4-toluenesulfonyl azide
FLAVONE
4-methyl-N-(4-oxo-2-phenyl-4H-chromen-5-yl)benzenesulfonamide
Conditions | Yield |
---|---|
With bis[dichloro(pentamethylcyclopentadienyl)iridium(III)]; lithium carbonate; acetic acid; silver(I) triflimide In 1,2-dichloro-ethane at 25℃; for 12h; Inert atmosphere; | 95% |
FLAVONE
3-(2-hydroxyphenyl)-5-phenyl-pyrazole
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol at 90℃; | 95% |
Conditions | Yield |
---|---|
With silver hexafluoroantimonate; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; Trimethylacetic acid In 1,2-dichloro-ethane at 80℃; for 20h; Sealed tube; | 94% |
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