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:38691-95-1
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
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
GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Hubei 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)
Cas:38691-95-1
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
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
The 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 method
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:38691-95-1
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:38691-95-1
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryADVANTAGE: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
hight degree of purity Application:Fine chemical intermediates, used as the main raw material for fluorhe synthesis of various pesticides, medicines, surfactants, polymer monomers, nd ntifungal agents
good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:10mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any por
Cas:38691-95-1
Min.Order:0
Negotiable
Type:Trading Company
inquiryfactory?direct?sale Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents
home-produced Application:medicine
Cas:38691-95-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:38691-95-1
Min.Order:100 Kilogram
Negotiable
Type:Trading Company
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 scr
Purification of platform in separation of natural products Heb reference substance supply center Process development engineering center for products High purity & competitive price & good service Appearance:powder Storage:se
High purity , competitive price , warm sevice , providing HPLC ,MS , NMR , COA. The quality is guaranteed. If you find the product is wrong compared with COA, we promise 100% refund or change product. Package Size: 10mg/25mg standard packing or acc
Cas:38691-95-1
Min.Order:1 Milligram
Negotiable
Type:Lab/Research institutions
inquiry1.Purification of platform in separation of natural products 2.Heb reference substance supply center 3.Process Development Engineering Center for products 4.High purity&competitive price&good service. Appearance:white powder Storag
Cas:38691-95-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryNatural extractedAppearance:Powder Storage:2~8℃, protected from light and air Package:Tailored by requirement Application:R&D use only not for drug, household or other purpose. Transportation:via FedEx, DHL, EMS
High Quality Best Price Storage:Store in dry, dark and ventilated place Application:Chemical Synthesis Intermediate
High pure standard, Quick shippment COA with HPLC, MS and NMR spectra. Package:10mg Application:pharmaceutical industry, food industry, research
1. Our staff are all biomedical related majors with rich experience in the pharmaceutical industry, and can provide you with more professional services.2. Our supplier has a good quality management system, and the quality of products is reliable and
We have our own laboratory factory, familiar with the production process, preferential price and stock Package:25g Application:Used in pharmaceutical industry, food industry, health industry, beauty industry and other industries
dehydrocheilanthifoline
Conditions | Yield |
---|---|
Stage #1: C27H25NO6 With methanesulfonyl chloride; triethylamine In dichloromethane at 20℃; for 6h; Stage #2: With trifluoroacetic acid In dichloromethane at 20℃; for 2h; | 82% |
dehydrocheilanthifoline
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: potassium carbonate / dimethyl sulfoxide / 90 °C / Inert atmosphere 2.1: sodium carbonate; tris-(dibenzylideneacetone)dipalladium(0); XPhos / toluene; ethanol / 12 h / 110 °C / Inert atmosphere 3.1: triethylamine; methanesulfonyl chloride / dichloromethane / 6 h / 20 °C 3.2: 2 h / 20 °C View Scheme |
dehydrocheilanthifoline
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium carbonate; tris-(dibenzylideneacetone)dipalladium(0); XPhos / toluene; ethanol / 12 h / 110 °C / Inert atmosphere 2.1: triethylamine; methanesulfonyl chloride / dichloromethane / 6 h / 20 °C 2.2: 2 h / 20 °C View Scheme |
dehydrocheilanthifoline
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: boron tribromide / dichloromethane / 2 h / -78 - -30 °C / Inert atmosphere 2.1: potassium carbonate / dimethyl sulfoxide / 90 °C / Inert atmosphere 3.1: sodium carbonate; tris-(dibenzylideneacetone)dipalladium(0); XPhos / toluene; ethanol / 12 h / 110 °C / Inert atmosphere 4.1: triethylamine; methanesulfonyl chloride / dichloromethane / 6 h / 20 °C 4.2: 2 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
With Carthamus tinctorius UGT71AE1 In aq. buffer at 30℃; pH=7.4; Reagent/catalyst; Enzymatic reaction; |
UDP-glucose
dehydrocheilanthifoline
Conditions | Yield |
---|---|
With Carthamus tinctorius UGT71AE1 In dimethyl sulfoxide at 30℃; pH=7.4; Enzymatic reaction; |
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