Patent · US Active

Method for preparation of cyano compounds of the 13th group with a lewis acid

US9458180B2 · kind B2 · utility

3Cited by

0References

38Claims

0Family size

Assignee

LONZA LTD · CH

Inventors

Katharina Sievert · Rostock, DE
Axel Schulz · Emmelshausen, DE
Jorg Harloff · Rostock, DE
Stefan Ellinger · Visp, CH
Christoph Taeschler · Visp, CH
Cornelia Zur Taeschler · Visp, CH

Key dates

Filing date	Sep 23, 2014
Grant date	Oct 4, 2016
Priority date	—
Expiry date	Sep 23, 2034

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E60/10
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention discloses a method for preparation of cyano compounds of the 13th group of the periodic table with 1, 2, 3 or 4 cyano residues, represented by formula (I): [Catn+][Z1F4-m(CN)m)−]n by a reaction of [(Z1F4)−] with trimethylsilylcyanide in the presence of a Lewis acid and in the presence of the cation Catn+; Cat2+ is a cation, Z1 is B, Al, Ga, In or Tl, m is 1, 2, 3 or 4 and n is 1, 2, 3 or 4.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.