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 each manufacturin
Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
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
Cas:86630-46-8
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
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
Our own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin
Cas:86630-46-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry*stable and better quality products*efficient and meticulous servicesAppearance:Powder Storage:Store in dry, cool and ventilated place Package:1kg/tin 5kg/tin 25kg/carton Application:Use in healthcare products. Use in food products. Use in Cosmetic p
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
Shaanxi 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
2,3,4,7-tetramethoxyphenanthrene
2,7-dihydroxy-3,4-dimethoxyphenanthrene
Conditions | Yield |
---|---|
With aluminium trichloride; ethanethiol In dichloromethane at -10℃; for 0.5h; | 60% |
2,7-diacetoxy-3,4-dimethoxyphenanthrene
2,7-dihydroxy-3,4-dimethoxyphenanthrene
Conditions | Yield |
---|---|
With potassium hydroxide In methanol for 3h; Heating; |
acetic anhydride
2,7-dihydroxy-3,4-dimethoxyphenanthrene
2,7-diacetoxy-3,4-dimethoxyphenanthrene
Conditions | Yield |
---|---|
With pyridine In dichloromethane at 20 - 25℃; | 82.44% |
With pyridine Ambient temperature; |
2,7-dihydroxy-3,4-dimethoxyphenanthrene
2,2',7,7'-tetrahydroxy-3,3',4,4'-tetramethoxy-1,1'-biphenanthryl
Conditions | Yield |
---|---|
With phosphomolybdic acid; silica gel In Petroleum ether for 6h; | 80% |
With silica gel impregnated with phosphomolybdic acid In petrol for 6h; | 80% |
With air In dichloromethane at 0℃; for 20h; | 76% |
2,7-dihydroxy-3,4-dimethoxyphenanthrene
methyl iodide
2,3,4,7-tetramethoxyphenanthrene
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 20 - 25℃; | 79.19% |
2,7-dihydroxy-3,4-dimethoxyphenanthrene
Conditions | Yield |
---|---|
With CuCl(OH)*(-)-(S)-proline methyl ester reagent; oxygen In methanol; dichloromethane for 25h; Cooling with ice; optical yield given as %ee; | 75% |
3,4-diacetoxycinnamoyl chloride
2,7-dihydroxy-3,4-dimethoxyphenanthrene
3,4-dimethoxyphenanthrene-2,7-bis-[(2E)-3-[3,4-bis(acetyloxy)phenyl]acrylate]
Conditions | Yield |
---|---|
In dichloromethane at 20 - 25℃; | 47% |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View