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Tel: 86 571-88092529
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URL: http://www.lingruichem.com
Province/state: Zhejiang
City: Hangzhou
Street: 201-B 2# Building Qinglan science park, 321# JinPeng Str. Xihu District Hangzhou City, PR.CHINA
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CAS NO.421-85-2
High purity 421-85-2 best price Trifluoromethanesulphonamide
Trifluoromethanesulfonamide is an organic intermediate, which can be prepared by the reaction of trifluoromethanesulfonyl chloride and ammonia. Trifluoromethanesulfonyl can be used to prepare LiTFSI, which is an organic electrolyte additive for lithium batteries with excellent performance. Due to its special chemical structure of anionic part (CF3SO2)2N-, LiTFSI has high electrochemical stability and conductivity. Compared with LiClO4 and LiPF6,LiTFSI as an electrolyte additive has: 1) improving SEI film of positive and negative electrodes; 2) stabilizing the interface between positive and negative electrodes; 3) inhibiting gas generation; 4) Improve cycle performance; 5) Improve high temperature stability; 6) Improve storage performance and other advantages.
add 172g of 98% CF3SO2Cl(1mol) and 500mL of anhydrous acetonitrile after water treatment into a closed reactor with thermometer, stirrer and nitrogen and oxygen removal, keep the reaction temperature at -5~0 ℃, and introduce dry ammonia or corresponding amount of dry ammonium carbonate into the inverse
reactor, in the stirring state, the reaction temperature is gradually increased to room temperature, and the reaction ends after 3 hours of reaction. The by-product ammonium chloride in the reaction solution is filtered and removed, the solvent in the filtrate
is distilled under reduced pressure, and the white wafer trifluoromethanesulfonamide crude product is prepared by drying under reduced pressure at 50 ℃, and the yield is not less than 96%.
Established in 2010, located in Hangzhou Qinglan science park, lingruichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals tovarious industries.n our R&D centre. we have a staff of skilled and experienced research chemists. This has enabled us to meet the special reauirements of our customers and it has enabled us to provide quality products at competitive prices.
1. How can we guarantee quality
Always a pre-production sample before mass production;
Always final Inspection before shipment;
2.What can you buy from us
Plant Extracts,Cosmetics Raw Materials,Vitamin Raw Materials,Pharmaceutical Raw Materials and Intermediates
3. Why should you buy from us not from other suppliers
Our company mainly devoted in producing pharmacetical intermediates , Vitamins , and health supplement , the quality and technical content can reach the advance level in China .Our products are sold well in China as well as in more than 20 countries.
Lingrui's credo is committed to your reliable business partner,reliable quality, competitive prices and superior service, lf you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future !