As 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:4192-90-9
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:4192-90-9
Min.Order:1 Metric Ton
FOB Price: $1.0 / 3.0
Type:Manufacturers
inquiryWhy Choose Us With 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 eac
Cas:4192-90-9
Min.Order:1 Kilogram
FOB Price: $5.0 / 10.0
Type:Trading Company
inquiry1.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:4192-90-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryPRUNINDIHYDROCHALCONE CAS:4192-90-9 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 inte
Cas:4192-90-9
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:4192-90-9
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inquiryLorcaserin(856681-05-5)is an orally administered agent and a selective 5-HT2C receptor agonist for the treatment of obesity. It had been approved for marketing in US by FDA on 27 June in 2012. In clinical studies, lorcaserin h
Chengdu 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
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:4192-90-9
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inquiryWhy Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu
Zibo 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
Tianfu Chemical, built in 2009, is a professional supplier for API materials in China. With 10 years development, we have bulit our own factory and lab to produce a certain of products. And we have established stable business relationships with ma
Cas:4192-90-9
Min.Order:1 Kilogram
FOB Price: $200.0
Type:Lab/Research institutions
inquiry1)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 etc. 3) oem/odm available; 4) rea
Cas:4192-90-9
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryThe quality is guaranteed. If you find the product is wrong compared with COA, we promise 100% refund or change product. COA and HPLC will be shipped out with goods. You can also inform your analysis method and we will follow your analysis me
1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re
Why 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
Cas:4192-90-9
Min.Order:0
Negotiable
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:4192-90-9
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
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:4192-90-9
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Type:Lab/Research institutions
inquiryGMP factory Packing with pallet as buyer's special request Best service after shipment with e-mail Cargos together with container sales service available Api, inhibitor, and fine chemicals for more than 6 years. Application:natural com
Cas:4192-90-9
Min.Order:0 Metric Ton
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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
good 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
Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
HENAN SUNLAKE ENTERPRISE CORPORATION Our company advantages: 1、The highest quality with the competitive price. 2、Professional human services. 3、The fastest and safest delivery service. 4、The faster and safest delivery service. 5、The hig
4'-(β-D-glucopyranosyloxy)-2',4”,6'-trihydroxydihydrochalcone
Conditions | Yield |
---|---|
With 10 wt% Pd(OH)2 on carbon; hydrogen In methanol; ethyl acetate at 20℃; for 19h; | 93% |
C29H32O14
4'-(β-D-glucopyranosyloxy)-2',4”,6'-trihydroxydihydrochalcone
Conditions | Yield |
---|---|
With sodium methylate In methanol for 5h; Reflux; | 50% |
[4-[[2-O-(6-deoxy-L-mannopyranosyl)-D-glucopyranosyl]oxy]-2,6-dihydroxyphenyl]-3-(4-hydroxyphenyl)-1-propanone
4'-(β-D-glucopyranosyloxy)-2',4”,6'-trihydroxydihydrochalcone
Conditions | Yield |
---|---|
With hydrogenchloride |
naringin
4'-(β-D-glucopyranosyloxy)-2',4”,6'-trihydroxydihydrochalcone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: ethanol; aqueous KOH-solution 2: palladium/charcoal; ethanol / Hydrogenation 3: aqueous hydrochloric acid View Scheme |
4'-rhamnoglucosyloxy-2',4,6'-trihydroxychalcone
4'-(β-D-glucopyranosyloxy)-2',4”,6'-trihydroxydihydrochalcone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: palladium/charcoal; ethanol / Hydrogenation 2: aqueous hydrochloric acid View Scheme |
UDP-glucose
3-(4-Hydroxy-phenyl)-1-(2,4,6-trihydroxy-phenyl)-propan-1-on
B
4'-(β-D-glucopyranosyloxy)-2',4”,6'-trihydroxydihydrochalcone
C
phloridizin
Conditions | Yield |
---|---|
With glycosyltransferase from Carthamus tinctorius (L.) (Honghua) recombinant In dimethyl sulfoxide at 30℃; for 12h; pH=7.4; Catalytic behavior; Reagent/catalyst; Enzymatic reaction; | A 2.9 mg B 3.8 mg C 2 mg |
naringin
4'-(β-D-glucopyranosyloxy)-2',4”,6'-trihydroxydihydrochalcone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: sulfuric acid / water / 0.5 h / 121 °C / High pressure 2.1: sodium hydride / mineral oil; N,N-dimethyl-formamide / 0.5 h 2.2: 8 h / 20 °C 3.1: 10 wt% Pd(OH)2 on carbon; hydrogen / methanol; ethyl acetate / 19 h / 20 °C View Scheme |
4'-(β-D-glucopyranosyloxy)-2',4”,6'-trihydroxydihydrochalcone
3-(4-Hydroxy-phenyl)-1-(2,4,6-trihydroxy-phenyl)-propan-1-on
Conditions | Yield |
---|---|
With hydrogenchloride |
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