Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
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inquiryHenan 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
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inquiry1.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
3,5,4''-TRIHYDROXY-7-METHOXYFLAVONE CAS:569-92-6 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
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inquiryHello, 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
Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
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inquiryHenan 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
superior quality moderate price & quick delivery Appearance:powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used to make other chemic
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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
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inquiryfactory?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
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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)
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
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inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
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inquiryHigh 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
We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
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inquiryWhy is SINOWAY:1) Specialized in pharmaceutical and healthcare industrial since 19872) 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 . Application:Herbal extr
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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
TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
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
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inquiryTIANFU-CHEM - 3,5,4''-TRIHYDROXY-7-METHOXYFLAVONE Application:TIANFU-CHEM - 3,5,4''-TRIHYDROXY-7-METHOXYFLAVONE
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inquiryOur?company?has?been?in?existence?for?408?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?presen
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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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inquiry1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta
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inquiryTIANFU-CHEM - 3,5,4''-TRIHYDROXY-7-METHOXYFLAVONEAppearance:Solid Storage:In Room Temperature Package:IN 25kg drums Application:Organic synthesis Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to a
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inquiry7-O-methyl-3,4',5-tri-O-acetylkaempferol
rhamnocitrin
Conditions | Yield |
---|---|
Stage #1: 7-O-methyl-3,4',5-tri-O-acetylkaempferol With ammonia In methanol at 20℃; for 3h; Stage #2: With hydrogenchloride In methanol at 20℃; for 12h; | 97% |
5,7-dimethoxy-3-hydroxy-2-(4-hydroxyphenyl)-4H-chromen-4-one
rhamnocitrin
Conditions | Yield |
---|---|
With aniline hydrochloride at 180℃; |
3,5,7-trimethoxy-4'-hydroxyflavonol
rhamnocitrin
Conditions | Yield |
---|---|
With aluminium trichloride; nitrobenzene |
dimethyl sulfate
Aromadendrin
rhamnocitrin
Conditions | Yield |
---|---|
With potassium carbonate; acetone |
rhamnocitrin-O-α-L-rhamnopyranoside
rhamnocitrin
Conditions | Yield |
---|---|
With hydrogenchloride; ethanol for 1h; Heating; | 124 mg |
7-O-Methyldihydrokaempferol, 7-O-methylaromadendrin
rhamnocitrin
Conditions | Yield |
---|---|
With air In sulfuric acid for 4h; Heating; | |
With air In sulfuric acid for 4h; Heating; |
rhamnocitrin
Conditions | Yield |
---|---|
With sodium hydroxide Leiten von Luft durch die erhaltene Loesung; | |
Erwaermen mit wss. Schwefelsaeure; | |
Erhitzen mit basischem Wismutcarbonat, Essigsaeure und 2-Aethoxy-aethanol; |
2'-hydroxy-2,4',6'-trimethoxyacetophenone
rhamnocitrin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: potassium-<4-benzoyloxy benzoate> / 180 °C / Erwaermen des Reaktionsprodukts mit aethanol. Kalilauge 2: nitrobenzene; aluminium chloride View Scheme |
4-(benzoyloxy)benzoyl chloride
rhamnocitrin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: diethyl ether; pyridine / anschliessend Behandeln mit wss. Salzsaeure 2: potassium-<4-benzoyloxy benzoate> / 180 °C / Erwaermen des Reaktionsprodukts mit aethanol. Kalilauge 3: nitrobenzene; aluminium chloride View Scheme |
4-benzoyloxy-benzoic acid-anhydride
rhamnocitrin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: potassium-<4-benzoyloxy benzoate> / 180 °C / Erwaermen des Reaktionsprodukts mit aethanol. Kalilauge 2: nitrobenzene; aluminium chloride View Scheme |
(+/-)-3t-hydroxy-2r-(4-hydroxy-phenyl)-5,7-dimethoxy-chroman-4-one
rhamnocitrin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: basic bismuth carbonate; acetic acid; 2-ethoxy-ethanol 2: aniline hydrochloride / 180 °C View Scheme |
rhamnocitrin
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol; water at 80℃; | 2.1 mg |
rhamnocitrin-3-O-[(S)-3-hydroxy-3-methylglutaryl-(1->6)]-[α-L-rhamnopyranosyl-(1->2)]-β-D-galactopyranoside
A
L-Rhamnose
B
D-Galactose
C
rhamnocitrin
Conditions | Yield |
---|---|
With hydrogenchloride; water at 100℃; for 6h; |
rhamnocitrin-3-O-[(S)-3-hydroxy-3-methylglutaryl-(1->3)]-[α-L-rhamnopyranosyl-(1->2)]-β-D-galactopyranoside
A
L-Rhamnose
B
D-Galactose
C
rhamnocitrin
Conditions | Yield |
---|---|
With hydrogenchloride; water at 100℃; for 6h; |
rhamnocitrin-3-O-[(S)-3-hydroxy-3-methylglutaryl-(1->4)]-[α-L-rhamnopyranosyl-(1->2)]-β-D-galactopyranoside
A
L-Rhamnose
B
D-Galactose
C
rhamnocitrin
Conditions | Yield |
---|---|
With hydrogenchloride; water at 100℃; for 6h; |
rhamnocitrin-3-O-[(S)-3-hydroxy-3-methylglutaryl-(1->6)]-β-D-galactopyranoside
A
D-Galactose
B
rhamnocitrin
Conditions | Yield |
---|---|
With hydrogenchloride; water at 100℃; for 6h; |
rhamnocitrin-3-O-[(S)-3-hydroxy-3-methylglutaryl-(1->6)]-β-D-galactopyranoside-4'-O-β-D-glucopyranoside
A
D-glucose
B
D-Galactose
C
rhamnocitrin
Conditions | Yield |
---|---|
With hydrogenchloride; water at 100℃; for 6h; |
rhamnocitrin-3-O-α-L-rhamnopyranosyl-(1->2)-β-D-galactopyranoside
A
L-Rhamnose
B
D-Galactose
C
rhamnocitrin
Conditions | Yield |
---|---|
With hydrogenchloride; water at 100℃; for 6h; |
rhamnocitrin-3-O-α-L-rhamnopyranosyl-(1->6)-[α-L-rhamnopyranosyl-(1->2)]-β-D-galactopyranoside
A
L-Rhamnose
B
D-Galactose
C
rhamnocitrin
Conditions | Yield |
---|---|
With hydrogenchloride; water at 100℃; for 6h; |
Conditions | Yield |
---|---|
With hydrogenchloride In water at 80℃; for 3h; |
3,5,7-triacetoxy-2-(4-acetoxy-phenyl)-chromen-4-one
rhamnocitrin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: 1-methyl-pyrrolidin-2-one; thiophenol; 1H-imidazole / 11 h / 0 °C 2.1: potassium carbonate / acetone / 12 h / 20 °C 3.1: ammonia / methanol / 3 h / 20 °C 3.2: 12 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: pyridine / 20 °C 2.1: 1-methyl-pyrrolidin-2-one; thiophenol; 1H-imidazole / 11 h / 0 °C 3.1: potassium carbonate / acetone / 12 h / 20 °C 4.1: ammonia / methanol / 3 h / 20 °C 4.2: 12 h / 20 °C View Scheme |
rhamnocitrin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: potassium carbonate / acetone / 12 h / 20 °C 2.1: ammonia / methanol / 3 h / 20 °C 2.2: 12 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
With hydrogen iodide; acetic anhydride; phenol at 130℃; for 0.5h; |
Conditions | Yield |
---|---|
With pyridine |
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