Figure 1. Typical mesogenic 1,3,4‐thiadiazoles that have been reported in the literature.
Figure 2. Cyclization of diacylhydrazides to give 1,3,4‐thiadiazoles.
Figure 3. Tanaka's synthesis of ethyl 5‐phenyl‐2‐thiazolecarboxylate.
Scheme 1. Synthesis of (S)‐1‐methylheptyl 4‐[5‐(4‐octyloxyphenyl)‐1,3,4‐thiadiazol‐2‐ylcarbonyloxy]benzoate.
Scheme 2. Synthesis of (S)‐4‐(1‐methylheptyloxy)phenyl 5‐(4‐dodecyloxyphenyl)‐1,3,4‐thiadiazol‐2‐ylcarboxylate.
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