. OH-PCL-OH (P) reacts with butane diisocyanate (B) for urethane. 1) When the molecular number of...

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Question

. OH-PCL-OH (P) reacts with butane diisocyanate (B) for urethane.

1) When the molecular number of P is two times of B, what will the chemical structure be? OH outside

2) When the molecular number of B is two times of P, what will be the chemical structure be? Cyanate outside

science chemistry

Answer 1

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