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:3542-72-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquirynorathyriol CAS:3542-72-1 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
Cas:3542-72-1
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:3542-72-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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
Cas:3542-72-1
Min.Order:0
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:3542-72-1
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
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
Cas:3542-72-1
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryShandong 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
Cas:3542-72-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Cas:3542-72-1
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryWe 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
Cas:3542-72-1
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryAcmec 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:3542-72-1
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
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
1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
Cas:3542-72-1
Min.Order:0
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Type:Lab/Research institutions
inquiryAnsciep 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:3542-72-1
Min.Order:0
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Type:Lab/Research institutions
inquiryWe 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
Cas:3542-72-1
Min.Order:0
Negotiable
Type:Trading Company
inquiryNorathyriol CAS NO.3542-72-1 Application:Norathyriol CAS NO.3542-72-1
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
1. 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
Norathyriol CAS NO.3542-72-1Appearance:solid Storage:Dry and ventilated Package:Standard or as customer's require Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to airport)
Cas:3542-72-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirygood quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:5mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any port
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Compound sourcing ServicesAgency of testing serviceFactory audit serviceFounded in Dec. 1999, Nanjing Chemlin Chemical Industrial Co.,Ltd(CHEMLIN) has been covering the business scope from trading of chemicals to custom-synthesis & Manufacturing. Co
Yinghao Pharm products include: leader molecule, heterocyclic compounds,chiral compounds, photoelectric materials, biochemical reagents etc. For example:benzene, pyrimidine, boricacid,pyridine, pyrazole, imidazole, pyrrole, fluorine and other derivat
Cas:3542-72-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryChengdu 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
R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
Cas:3542-72-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryUnited 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
Cas:3542-72-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryShaanxi Cuicheng Biomedical Technology Co., Ltd. is located in Chuangzhi Industrial Park, Economic and Technological Development Zone, Hanzhong City, Shaanxi Province, China. It is a company specializing in natural medicines and high-throughput scree
1,Best Quality: Our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other countries, and we have got very good feedback from our customers.so you can trust us. 2,
Cas:3542-72-1
Min.Order:10 Gram
FOB Price: $1.0 / 2.0
Type:Trading Company
inquiryWisingChem not only supply popular chemicals, but also R&D center offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. we could
Cas:3542-72-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe are a trading company aiming at providing high-quality services to customers. Established for many years, with good reputation in the industry Storage:Sealed and preserved Application:Fine chemical intermediates, used as the main raw material for
Cas:3542-72-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With hydrogen iodide In various solvent(s) at 160℃; for 8h; | 94% |
With pyridine hydrochloride at 180℃; for 4.5h; Inert atmosphere; | 85% |
With hydrogen bromide In water; acetone for 24h; Reflux; Inert atmosphere; | 50% |
With hydrogen iodide | |
With pyridine hydrochloride |
norathyriol
Conditions | Yield |
---|---|
Stage #1: C21H18O11 With trifluoroacetic anhydride In dichloromethane at 20 - 23℃; for 0.5h; Inert atmosphere; Stage #2: With boron trifluoride diethyl etherate In dichloromethane at 20 - 23℃; for 2h; Inert atmosphere; Stage #3: With methanol; potassium carbonate at 20 - 23℃; for 12h; Inert atmosphere; | 87% |
Conditions | Yield |
---|---|
With zinc(II) chloride; trichlorophosphate at 75℃; for 0.5h; Microwave irradiation; | 74.1% |
Conditions | Yield |
---|---|
With hydrogen iodide; phenol for 7h; Heating; | 43% |
With hydrogenchloride; recorcinol In water for 6h; Reagent/catalyst; Reflux; | |
With hydrogenchloride; recorcinol In water at 150℃; for 6h; Reagent/catalyst; Green chemistry; |
Conditions | Yield |
---|---|
With culture biomass of Rhodotorula buffonii In aq. phosphate buffer; N,N-dimethyl-formamide for 24h; Time; Microbiological reaction; Heating; | 25.52% |
Stage #1: maclurin With potassium carbonate In water Cooling with ice; Stage #2: With potassium hexacyanoferrate(III) In water at 20℃; for 5h; Inert atmosphere; Cooling with ice; | 25.7% |
Conditions | Yield |
---|---|
With hydrogenchloride | |
With sulfuric acid |
isomangiferin
norathyriol
Conditions | Yield |
---|---|
With hydrogen iodide; phenol at 150℃; for 5h; labelled comp.; |
1,3,7-trihydroxy-6-methoxyxanthone
norathyriol
Conditions | Yield |
---|---|
With hydrogen iodide for 2.5h; Heating; labelled comp.; Yield given; |
2-D-glucopyranosyl-1,3,6,7-tetrahydroxy-9H-xanthen-9-one
norathyriol
Conditions | Yield |
---|---|
With hydrogen iodide; phenol at 150℃; for 5h; labelled comp.; |
2,4,5-trimethoxybenzoyl chloride
norathyriol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) AlCl3, 2.) pyridine, 10percent aq. tetramethylammonium hydroxide / 1.) diethyl ether, RT, 8 h, 2.) reflux, 36 h 2: 94 percent / HI / various solvent(s) / 8 h / 160 °C View Scheme | |
Multi-step reaction with 3 steps 1: aluminum (III) chloride / diethyl ether / 48 h / 20 °C 2: pyridine; tetra(n-butyl)ammonium hydroxide / water / 4 h / Reflux 3: pyridine hydrochloride View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: oxalyl chloride / benzene / 2 h / Ambient temperature 2: 1.) AlCl3, 2.) pyridine, 10percent aq. tetramethylammonium hydroxide / 1.) diethyl ether, RT, 8 h, 2.) reflux, 36 h 3: 94 percent / HI / various solvent(s) / 8 h / 160 °C View Scheme | |
Multi-step reaction with 4 steps 1: thionyl chloride / Reflux 2: aluminum (III) chloride / diethyl ether / 48 h / 20 °C 3: pyridine; tetra(n-butyl)ammonium hydroxide / water / 4 h / Reflux 4: pyridine hydrochloride View Scheme | |
Multi-step reaction with 2 steps 1.1: thionyl chloride / dichloromethane / 10 h / Reflux 1.2: 10 h / 0 °C / Reflux 1.3: 12 h / Reflux 2.1: hydrogen bromide / acetone; water / 24 h / Reflux; Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: fused ZnCl2, POCl3 / 2 h / 70 °C 2: HI (d=1.7) / 2.5 h / Heating; labelled comp. View Scheme |
xanthene-1,3,6,7-tetraol
norathyriol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 2: chromium (VI)-oxide; acetic acid; acetic acid anhydride 3: concentrated sulfuric acid View Scheme | |
Multi-step reaction with 3 steps 2: chromium (VI)-oxide; acetic acid; acetic acid anhydride 3: aq.-ethanolic hydrochloric acid View Scheme |
1,3,6,7-tetraacetoxy-xanthene
norathyriol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: chromium (VI)-oxide; acetic acid; acetic acid anhydride 2: concentrated sulfuric acid View Scheme | |
Multi-step reaction with 2 steps 1: chromium (VI)-oxide; acetic acid; acetic acid anhydride 2: aq.-ethanolic hydrochloric acid View Scheme |
2,4,6-trimethoxy-2'-hydroxy-4',5'-dimethoxybenzophenone
norathyriol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: pyridine; tetra(n-butyl)ammonium hydroxide / water / 4 h / Reflux 2: pyridine hydrochloride View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: sodium periodate / dichloromethane; water / 1 h / 20 - 23 °C 2.1: N,N'-di-tert-butylethylenediamine; oxygen; copper(l) chloride / dichloromethane / 0.83 h / 20 - 23 °C / 1520.1 Torr 3.1: sodium dithionite / water / 0.5 h / 20 - 23 °C / Inert atmosphere 4.1: dibenzoyl peroxide; N-Bromosuccinimide / tetrachloromethane / 4 h / 80 °C / Inert atmosphere 4.2: 12 h / 20 - 23 °C / Inert atmosphere 5.1: sodium dihydrogenphosphate; sodium chlorite / water; dimethyl sulfoxide / 2 h / 20 - 23 °C 6.1: trifluoroacetic anhydride / dichloromethane / 0.5 h / 20 - 23 °C / Inert atmosphere 6.2: 2 h / 20 - 23 °C / Inert atmosphere 6.3: 12 h / 20 - 23 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: N,N'-di-tert-butylethylenediamine; oxygen; copper(l) chloride / dichloromethane / 0.83 h / 20 - 23 °C / 1520.1 Torr 2.1: sodium dithionite / water / 0.5 h / 20 - 23 °C / Inert atmosphere 3.1: dibenzoyl peroxide; N-Bromosuccinimide / tetrachloromethane / 4 h / 80 °C / Inert atmosphere 3.2: 12 h / 20 - 23 °C / Inert atmosphere 4.1: sodium dihydrogenphosphate; sodium chlorite / water; dimethyl sulfoxide / 2 h / 20 - 23 °C 5.1: trifluoroacetic anhydride / dichloromethane / 0.5 h / 20 - 23 °C / Inert atmosphere 5.2: 2 h / 20 - 23 °C / Inert atmosphere 5.3: 12 h / 20 - 23 °C / Inert atmosphere View Scheme |
5-hydroxy-1,3-phenylene diacetate
norathyriol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: N,N'-di-tert-butylethylenediamine; oxygen; copper(l) chloride / dichloromethane / 0.83 h / 20 - 23 °C / 1520.1 Torr 2.1: sodium dithionite / water / 0.5 h / 20 - 23 °C / Inert atmosphere 3.1: dibenzoyl peroxide; N-Bromosuccinimide / tetrachloromethane / 4 h / 80 °C / Inert atmosphere 3.2: 12 h / 20 - 23 °C / Inert atmosphere 4.1: sodium dihydrogenphosphate; sodium chlorite / water; dimethyl sulfoxide / 2 h / 20 - 23 °C 5.1: trifluoroacetic anhydride / dichloromethane / 0.5 h / 20 - 23 °C / Inert atmosphere 5.2: 2 h / 20 - 23 °C / Inert atmosphere 5.3: 12 h / 20 - 23 °C / Inert atmosphere View Scheme |
norathyriol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: sodium dithionite / water / 0.5 h / 20 - 23 °C / Inert atmosphere 2.1: dibenzoyl peroxide; N-Bromosuccinimide / tetrachloromethane / 4 h / 80 °C / Inert atmosphere 2.2: 12 h / 20 - 23 °C / Inert atmosphere 3.1: sodium dihydrogenphosphate; sodium chlorite / water; dimethyl sulfoxide / 2 h / 20 - 23 °C 4.1: trifluoroacetic anhydride / dichloromethane / 0.5 h / 20 - 23 °C / Inert atmosphere 4.2: 2 h / 20 - 23 °C / Inert atmosphere 4.3: 12 h / 20 - 23 °C / Inert atmosphere View Scheme |
norathyriol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: dibenzoyl peroxide; N-Bromosuccinimide / tetrachloromethane / 4 h / 80 °C / Inert atmosphere 1.2: 12 h / 20 - 23 °C / Inert atmosphere 2.1: sodium dihydrogenphosphate; sodium chlorite / water; dimethyl sulfoxide / 2 h / 20 - 23 °C 3.1: trifluoroacetic anhydride / dichloromethane / 0.5 h / 20 - 23 °C / Inert atmosphere 3.2: 2 h / 20 - 23 °C / Inert atmosphere 3.3: 12 h / 20 - 23 °C / Inert atmosphere View Scheme |
norathyriol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium dihydrogenphosphate; sodium chlorite / water; dimethyl sulfoxide / 2 h / 20 - 23 °C 2.1: trifluoroacetic anhydride / dichloromethane / 0.5 h / 20 - 23 °C / Inert atmosphere 2.2: 2 h / 20 - 23 °C / Inert atmosphere 2.3: 12 h / 20 - 23 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: pyridine / 12 h / 20 - 23 °C 1.2: 24 h / 20 - 23 °C 2.1: N,N'-di-tert-butylethylenediamine; oxygen; copper(l) chloride / dichloromethane / 0.83 h / 20 - 23 °C / 1520.1 Torr 3.1: sodium dithionite / water / 0.5 h / 20 - 23 °C / Inert atmosphere 4.1: dibenzoyl peroxide; N-Bromosuccinimide / tetrachloromethane / 4 h / 80 °C / Inert atmosphere 4.2: 12 h / 20 - 23 °C / Inert atmosphere 5.1: sodium dihydrogenphosphate; sodium chlorite / water; dimethyl sulfoxide / 2 h / 20 - 23 °C 6.1: trifluoroacetic anhydride / dichloromethane / 0.5 h / 20 - 23 °C / Inert atmosphere 6.2: 2 h / 20 - 23 °C / Inert atmosphere 6.3: 12 h / 20 - 23 °C / Inert atmosphere View Scheme |
norathyriol
chloromethyl methyl ether
1-hydroxy-3,6,7-tris(methoxymethoxy)-9H-xanthen-9-one
Conditions | Yield |
---|---|
Stage #1: norathyriol With N-ethyl-N,N-diisopropylamine In dichloromethane for 0.25h; Stage #2: chloromethyl methyl ether at 0 - 20℃; for 10h; | 81.6% |
With N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃; for 8h; Inert atmosphere; |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 40℃; for 4h; | 68% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; potassium iodide at 80℃; for 7h; | 49.2% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; potassium iodide at 80℃; for 7h; | 48.1% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; potassium iodide at 80℃; for 7h; | 44.8% |
norathyriol
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; potassium iodide at 80℃; for 7h; | 41.6% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; potassium iodide at 80℃; for 7h; | 36.4% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; potassium iodide at 80℃; for 7h; | 35.4% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; potassium iodide at 80℃; for 7h; | 34.8% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; potassium iodide at 80℃; for 7h; | 33.5% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; potassium iodide at 80℃; for 7h; | 32.8% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; potassium iodide at 80℃; for 7h; | 32.8% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; potassium iodide at 80℃; for 7h; | 21.6% |
diazomethane
norathyriol
1-hydroxy-3,6,7-trimethoxyxanthone
Conditions | Yield |
---|---|
With diethyl ether |
Conditions | Yield |
---|---|
With sulfuric acid | |
With sodium acetate for 2h; Heating; labelled comp.; Yield given; | |
With pyridine for 24h; |
norathyriol
xanthene-1,3,6,7-tetraol
Conditions | Yield |
---|---|
With palladium on activated charcoal; ethanol Hydrogenation; |
chlorobromomethane
norathyriol
1,3-Dihydroxy-6,7-methylenedioxyxanthone
Conditions | Yield |
---|---|
With potassium carbonate 1) acetone, reflux, 1 h, 2) reflux, 16 h; Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
With potassium hydroxide; sodium hydroxide at 290 - 300℃; for 1h; labelled comp.; |
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