Explain benzene formation is insignificant in bulk

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When 1,3,5,7-cyclooctatetraene undergoes ring-opening metathesis polymerization in dilute solution, benzene is formed irreversibly in 75% yield. Benzene formation is insignificant in bulk metathesis polymerization. Considering the mechanism of metathesis polyerizationm, suggest a reason for the different behavior

Reference no: EM13208958

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