Heteroaromatic isothiocyanates

US12077703B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Amir Hossain Parham · Frankfurt am Main, DE
• Constanze Brocke · Groß-Gerau, DE
• Carsten Fritzsch · Darmstadt, DE
• Dagmar Klass · Darmstadt, DE

Key dates

• Filing date: Dec 13, 2021
• Grant date: Sep 3, 2024
• Expiry date: Dec 13, 2041

Classification

• Technology area (CPC H): Electricity
• CPC primary: H01Q23/00
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to heteroaromatic isothiocyanates of formula N as defined in claim 1, to liquid-crystalline media comprising one or more compounds of formula N and to high-frequency components comprising these media, especially microwave components for high-frequency devices, such as devices for shifting the phase of microwaves, tunable filters, tunable metamaterial structures, and electronic beam steering antennas, e.g. phased array antennas.