New optimized chemocatalytic route for important precursors N-acyl-α-aminonitriles or N-sulfonyl-α-aminonitriles, e.g. of Vildagliptin® or Saxagliptin®.
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The process is particularly suitable for weft feeding in warp knitting machines. The invention can also be used for all types of high-speed winders. A rotating yarn guide and a slit-shaped straight edge are to be used for this purpose. The continuous movement avoids the high acceleration forces tha.....
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The invention describes a preparation as electrolyte for metal / air batteries.
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The invention describes the use of dioxazolone compunds as electrolyte additive for lithium- ion batteries. The additive enables propylene carbonate based high voltage electrolytes, which effect an effective graphite passivation. Conventional vinyl carbonate additives decompose oxidatively from 4.5V.....
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Peripherally acting NMDAR antagonists as new anti-diabetic medication. Novel approach for the reduction of blood sugar levels without risk of hypoglycaemia.
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