The preparation of trans‐3‐benzotriazol‐1‐yl‐1‐(N‐rnorpholino)prop‐1‐ene (1), trans‐3‐benzotriazol‐1‐yl‐1‐ethoxyprop‐1‐ene (2) and trans‐1,3‐bis‐(benzotriazol‐1‐yl)propene (3) and their reactions with a benzonitrile oxide (4), N‐(2,4‐dibromophenyl)‐1‐phenylnitrilimine (5), and p‐nitrophenyl azide (6) are described.
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Katritzky et al. (1996) studied this question.