Question

What is morconicoff rule &setzaff rule?

Answer 1

Saytzeff rule (or Zaitsev's rule, Saytzevrule) is an empirical rule for predicting the favored alkene product(s) in elimination reactions. ... More generally, Zaitsev's rule predicts that in an elimination reaction, the most substituted product will be the most stable, and therefore the most favored.