Appearance:Light yellow powder Storage:R.T Package:5kg/drum Application:diabetes prevention Transportation:Express/Sea/Air Port:Any port in China
Cas:520-18-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquirySuperiority pioneerbiotech is a leading manufacturer and supplier of chemicals in China. We develop ,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. We could give you: 1.Best q
1.Free sample(10-20g or enough to detection) and Unconditional assume respons 2.100% Natural porduct, without any synthetize ingredient 3.Manufacturer direct supply, provide OEM, R&D service 4.ISO/HACCP/KOSHER/GMP/FDA 5.Leading plant ex
Cas:520-18-3
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryAs 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
Cas:520-18-3
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWelcome 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
Cas:520-18-3
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
Cas:520-18-3
Min.Order:1 Metric Ton
FOB Price: $1.0 / 3.0
Type:Manufacturers
inquiryUnique advantages for Kaempferol Cas 520-18-3 Guaranteed the purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Powder Storage:-20°C Package:1kg/foil bag, 25kg/drum or as you require
Cas:520-18-3
Min.Order:1 Kilogram
FOB Price: $55.0
Type:Trading Company
inquiryCompany 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: Medic
Cas:520-18-3
Min.Order:100 Gram
FOB Price: $3.5 / 3.8
Type:Manufacturers
inquiryItems Standard Result Appearance Yellow crystal Complies Assay 98%min 98.71%
Cas:520-18-3
Min.Order:1 Kilogram
FOB Price: $250.0 / 350.0
Type:Manufacturers
inquiryMore than 20 years experience in Phytochemicals Each product has passed very strict tests (NMR\MS\HPLC) Agents in 13 countries Certified by ISO 9001:2015 quality management system Leader Supplier of Botanical Reference Materials in China 30
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
Cas:520-18-3
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryKaempferol CAS: 520-18-3 Molecular Formula: C15H10O6 Home Product Category Organic raw materials Phenolic compounds 520-18-3 520-18-3 - Names and Identifiers Name Kaempferol Synonyms c.i.75640 kampherol camph
Cas:520-18-3
Min.Order:1 Kilogram
FOB Price: $35.0 / 49.0
Type:Lab/Research institutions
inquiryShanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
Cas:520-18-3
Min.Order:1 Kilogram
FOB Price: $1.0
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
Cas:520-18-3
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryName:Kaempferol English Name:Kaempferol Molecular formula:C15H10O6 Molecular weight:286.23 Packaging Specification: 25kg/drum high purity 99%min stock Hubei DiBo Chemical Co., Ltd. was founded in 2009, is a high-tech industrial unit which
Cas:520-18-3
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
inquiryKaempferol Basic information Product Name: Kaempferol Synonyms: 3,5,7-trihydroxy-2-(4-hydroxyphenyl)-4h-1-benzopyran-4-on;5,7,4’-trihydroxyflavonol;c.i.75640;campherol;indigoyellow
Density: 1.2981 (rough estimate) Melting point: 276 ° C Boiling point: 348.61 ° C (rough estimate) Flash point: 240.7 ° C Steam pressure: 6.38E-16mmHg at 25 ° C Solubility: ethanol: 20mg/mL Refractive index: 1.4413 (estimated) Acidity
Cas:520-18-3
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
Type:Trading Company
inquiryWITH 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:520-18-3
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur 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
Cas:520-18-3
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryProduct Name:Kaempferol CAS:520-18-3 Molecular Formula:C15H10O6 Molecular Weight:286.24 EINECS:208-287-6 Purity:99% Appearance:Light yellow Powder Storage:Store in cool and dry place, away from sun light. Package: 25KG/d
Cas:520-18-3
Min.Order:5 Metric Ton
FOB Price: $1.0 / 2.0
Type:Other
inquiry1,In No Less five years exporting experience. 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Appearance:Light-Yellow fine power Storage:stor
Cas:520-18-3
Min.Order:1 Kilogram
FOB Price: $10.0
Type:Lab/Research institutions
inquiryWe are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery
Cas:520-18-3
Min.Order:10 Gram
FOB Price: $8.8
Type:Trading Company
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)
About us 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.
Kaempferol CAS:520-18-3 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, s
Cas:520-18-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:520-18-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1.High Quality: Quality is life. Quality is the most important element for all goods. We have a lab doing research in Wuhan China and produce sarms in bulk quantity. We have 8 years experience making all kinds of sarms. And all our old customers
Cas:520-18-3
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryAbout Product Details
Cas:520-18-3
Min.Order:500 Kilogram
FOB Price: $1.0 / 2.0
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:520-18-3
Min.Order:25 Kilogram
FOB Price: $158.0
Type:Lab/Research institutions
inquiryChengdu 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
Cas:520-18-3
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquirykaempferol 3-O-β-D-glucuronide
kaempferol
Conditions | Yield |
---|---|
With hydrogenchloride; methanol for 2h; Heating; | 100% |
Conditions | Yield |
---|---|
With hydrogenchloride for 1h; Heating; | 91.1% |
With sulfuric acid |
Conditions | Yield |
---|---|
With boron tribromide In dichloromethane for 24h; Heating; | 91% |
With 1-butylpyridinium bromide for 0.1h; microwave irradiation; | 72% |
With trimethylsilyl iodide In methanol at 35℃; for 96h; Inert atmosphere; |
5,7-bis(benzyloxy)-2-(4-(benzyloxy)phenyl)-3-hydroxy-4H-chromen-4-one
kaempferol
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen In tetrahydrofuran; methanol under 760.051 Torr; for 12h; | 72% |
With hydrogen; palladium(II) hydroxide In tetrahydrofuran; methanol at 20℃; for 3h; | 58% |
dihydrokaempferol
kaempferol
Conditions | Yield |
---|---|
With potassium pyrosulfite In ethanol at 100℃; | 60% |
With oxygen; potassium carbonate In ethanol for 8h; Reflux; | 23.4 g |
Aromadendrin
kaempferol
Conditions | Yield |
---|---|
With sulfuric acid; water unter Durchleiten von Luft; | |
With water; sodium hydrogensulfite | |
With FLAVONOL SYNTHASE; TrxA-His-AtFLS1 In aq. buffer at 30℃; for 3h; pH=7.2; Kinetics; Concentration; Temperature; Enzymatic reaction; |
Conditions | Yield |
---|---|
With emulsin | |
With sulfuric acid | |
With hydrogenchloride | |
Hydrolysis; Acid hydrolysis; |
Conditions | Yield |
---|---|
Product distribution; acid hydrolysis, also mild acid hydrolysis and enzymatic hydrolysis, other flavonoid; |
kaempferol
Conditions | Yield |
---|---|
acidic hydrolysis for structure determination; |
3,7-Di-O-glucosylkaempferol
kaempferol
Conditions | Yield |
---|---|
With sulfuric acid |
Conditions | Yield |
---|---|
With hydrogen cation |
kaempferol 3-rhamnoside
kaempferol
Conditions | Yield |
---|---|
With hydrogenchloride; ethanol for 1h; Heating; | |
With naringinase In acetate buffer at 20℃; for 3h; pH=5.5; Enzymatic reaction; | |
With flavonol 3-O-rhamnosyltransferase UGT78D1 from arabidopsis thaliana; UDP-Rha |
kaempferol 3-O-galactoside
A
D-Galactose
B
kaempferol
Conditions | Yield |
---|---|
With acid hydrolysis | |
With sulfuric acid | |
With hydrogenchloride In ethanol |
Conditions | Yield |
---|---|
In methanol for 1.66667h; 2percent H2SO4; |
ermanin
kaempferol
Conditions | Yield |
---|---|
demethylation; |
trans-tiliroside
A
D-Glucose
B
p-Coumaric Acid
C
kaempferol
Conditions | Yield |
---|---|
With hydrogenchloride at 100℃; for 2h; |
trans-tiliroside
A
D-glucose
B
p-Coumaric Acid
C
kaempferol
Conditions | Yield |
---|---|
With hydrogenchloride In methanol for 1.5h; Product distribution; Heating; hydrolysis; |
Conditions | Yield |
---|---|
With hydrogen iodide; acetic anhydride; phenol at 130℃; for 0.5h; |
kaempferol 3-O-[β-D-glucopyranosyl-(1->2)-β-D-glucopyranoside]
kaempferol
Conditions | Yield |
---|---|
With sulfuric acid at 100℃; for 0.5h; |
kaempferol 3-O-β-D-<2G-O-β-D-xylopyranosyl-6G-O-α-L-rhamnopyranosyl>glucopyranoside
kaempferol
Conditions | Yield |
---|---|
With sulfuric acid at 100℃; for 1h; |
3-O-[(2-O-β-D-galactopyranosyl-6-O-α-L-rhamnopyranosyl)-β-D-glucopyranosyl]-kaempferol
kaempferol
Conditions | Yield |
---|---|
With sulfuric acid at 100℃; for 1h; |
Kaempferol-3-O-<3,6-di-O-acetyl-2,4-di-O-(p-cumaroyl)-β-D-glucopyranosid>
A
D-Glucose
B
p-Coumaric Acid
C
kaempferol
Conditions | Yield |
---|---|
acid total hydrolysis; |
kaempferol
Conditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
With hydrogenchloride In methanol for 1.5h; Product distribution; Heating; hydrolysis; |
lepidoside
kaempferol
Conditions | Yield |
---|---|
With sulfuric acid In methanol for 0.5h; Heating; |
Conditions | Yield |
---|---|
acid hydrolysis; |
clitorin
A
D-Glucose
B
L-rhamnose
C
kaempferol
Conditions | Yield |
---|---|
With sulfuric acid for 3h; Product distribution; Heating; sugar-like hydrolysis products were identified as their trimethylsilyl derivatives by GC-MS; |
7-O-β-D-glucopyranosyl-kaempferol-3-O-α-L-rhamnopyranosyl-(1→2)-β-D-glucopyranoside
A
D-Glucose
B
L-rhamnose
C
kaempferol
Conditions | Yield |
---|---|
With hydrogenchloride In methanol for 2h; Heating; |
kaempferol 3-O-(3'',6''-di-O-E-p-coumaroyl)-β-D-glucopyranoside
A
D-Glucose
B
p-Coumaric Acid
C
kaempferol
Conditions | Yield |
---|---|
With hydrogenchloride at 100℃; for 3h; |
nicotiflorin
A
D-Glucose
B
L-rhamnose
C
kaempferol
Conditions | Yield |
---|---|
With sulfuric acid In water for 2h; Heating; |
kaempferol
acetic anhydride
3,5,7-triacetoxy-2-(4-acetoxy-phenyl)-chromen-4-one
Conditions | Yield |
---|---|
With pyridine at 20℃; for 4h; | 95% |
With pyridine at 20℃; | 94% |
With pyridine | 94% |
kaempferol
acetic anhydride
5,7-dihydroxy-3,3',4',6-tetramethoxyflavone
Conditions | Yield |
---|---|
With pyridine at 20℃; for 4h; Inert atmosphere; | 95% |
Conditions | Yield |
---|---|
With pyridine at 20℃; for 0.25h; Inert atmosphere; | 95% |
With pyridine at 20℃; for 0.25h; | 95% |
With pyridine at 100 - 140℃; | 90.5% |
Conditions | Yield |
---|---|
With piperidine at 100 - 140℃; | 92.4% |
Conditions | Yield |
---|---|
With 4-methylpiperidin at 100 - 140℃; | 91.8% |
kaempferol
uridine-5'-diphosphoglucose
kaempferol 8-C-β-D-glucoside
Conditions | Yield |
---|---|
With TcCGT1-C-glycosyltransferase from Trolliuschinensisuridine in complex with uridine diphosphate In aq. phosphate buffer; dimethyl sulfoxide pH=8; Enzymatic reaction; | 91.6% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 50℃; for 48h; | 90% |
With potassium carbonate In acetone at 50℃; | 90% |
With potassium carbonate In acetone at 50℃; for 48h; | 86.3% |
With potassium carbonate | |
With potassium carbonate In acetone for 4h; Heating; |
kaempferol
tert-butyldimethylsilyl chloride
3,7,4'-tri-O-tert-butyldimethylsilylkaempferol
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In dichloromethane at 20℃; for 0.25h; | 90% |
In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 81% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone | 90% |
With potassium carbonate In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 72% |
Conditions | Yield |
---|---|
With α-glucosidase from sulfolobus solfataricus In dimethyl sulfoxide at 45℃; for 2h; pH=9; Enzymatic reaction; | 90% |
Conditions | Yield |
---|---|
In tetrahydrofuran; methanol at 50℃; | 89.6% |
kaempferol
uridine 5'-diphospho-N-acetylglucosamine
Conditions | Yield |
---|---|
With 3-O-glycosyltransferase from Scutellaria baicalensis In dimethyl sulfoxide at 45℃; for 4h; pH=9; Enzymatic reaction; regiospecific reaction; | 88% |
Conditions | Yield |
---|---|
In ethanol at 20℃; for 24h; | 83.3% |
In ethanol at 20℃; for 5h; Solvent; | 83.3% |
Conditions | Yield |
---|---|
With glycosyltransferase from Carthamus tinctorius (L.) (Honghua) recombinant In dimethyl sulfoxide at 30℃; for 12h; pH=7.4; Enzymatic reaction; | 80% |
With flavonoid 7-O-glucosyltransferase from Andrographis paniculata In methanol at 30℃; for 12h; Enzymatic reaction; |
uridine 5'-diphospho-D-galactose
kaempferol
kaempferol 3-O-galactoside
Conditions | Yield |
---|---|
With 3-O-glycosyltransferase from Scutellaria baicalensis In dimethyl sulfoxide at 45℃; for 4h; pH=9; Catalytic behavior; Enzymatic reaction; regiospecific reaction; | 79% |
With 7-O-glucosyltransferase from Epimedium pseudowushanense In dimethyl sulfoxide at 30℃; for 12h; pH=7.4; Green chemistry; Enzymatic reaction; | 17.1% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 15h; Inert atmosphere; | 78% |
1,10-Phenanthroline
kaempferol
zinc(II) chloride
(κ2-O,O-kaempferol)(κ2-N,N-1,10-phenanthroline)zinc(II) chloride
Conditions | Yield |
---|---|
Stage #1: kaempferol; zinc(II) chloride With sodium hydroxide In methanol at 20℃; for 1h; Stage #2: 1,10-Phenanthroline In methanol for 2h; Reflux; | 77% |
Conditions | Yield |
---|---|
In ethanol at 20℃; for 0.5h; Mannich Aminomethylation; | 76% |
[2,2]bipyridinyl
kaempferol
zinc(II) chloride
(κ2-O,O-kaempferol)(κ2-N,N-2,20-bipyridine)zinc(II) chloride
Conditions | Yield |
---|---|
Stage #1: kaempferol; zinc(II) chloride With sodium hydroxide In methanol at 20℃; for 1h; Stage #2: [2,2]bipyridinyl In methanol for 2h; Reflux; | 75% |
Conditions | Yield |
---|---|
In ethanol at 20℃; for 0.5h; Mannich Aminomethylation; | 74% |
Conditions | Yield |
---|---|
Stage #1: copper(II) choride dihydrate; kaempferol With sodium hydroxide In methanol at 20℃; for 1h; Stage #2: 1,10-Phenanthroline In methanol for 2h; Reflux; | 71% |
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In acetone at 20℃; for 1h; | 70% |
With potassium hydroxide | |
With potassium carbonate; acetone |
Conditions | Yield |
---|---|
With potassium acetate; tetra(n-butyl)ammonium hydrogensulfate; dicyclohexyl-carbodiimide In pyridine at 25℃; for 48h; Yields of byproduct given; | A 69% B n/a |
Conditions | Yield |
---|---|
With tetrabutylammomium bromide; potassium carbonate In water; N,N-dimethyl-formamide at 50℃; for 3h; | 69% |
[2,2]bipyridinyl
kaempferol
(κ2-O,O-kaempferol)(κ2-N,N-2,2'-bipyridine)copper(II) chloride
Conditions | Yield |
---|---|
Stage #1: copper(II) choride dihydrate; kaempferol With sodium hydroxide In methanol at 20℃; for 1h; Stage #2: [2,2]bipyridinyl In methanol for 2h; Reflux; | 68% |
Conditions | Yield |
---|---|
With triethylamine In acetone at 0 - 20℃; for 3h; | 68% |
With triethylamine In acetone at 20℃; Inert atmosphere; | 61% |
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