Patent ID: 11883813
Assignee: TECHNION RESEARCH & DEVELOPMENT FOUNDATION LIMITED
Field: Chemical engineering (Chemistry)
Classification: CPC B  C | IPC B

Claim 8:
9. A method of synthesizing the tetraaryl ammonium salt of claim 1, the method comprising:
performing an intramolecular cyclization of a biaryl compound, wherein said biaryl compound comprises (i) a diazonium salt; and (ii) a triaryl amine,
wherein said intramolecular cyclization is performed at a temperature in a range of from 20 to 100° C.; and/or while adding a base, and
wherein said (i) said diazonium salt and (ii) said triaryl amine are positioned at a distance of at least 3 carbon-carbon bonds, to thereby obtain the tetraaryl ammonium salt.