c) Compound A below undergoes Dieckmann cyclization to give compound B in the presence of a base. Dieckmann EtO OEt cyclisation OEt Base CH3 A i) Give the appropriate base for the above reaction and draw the resonance structures of the enolate ions derived from compound A. ii) If compound B above is reacted with NaBH4, draw the structure of the reduced product. Explain a reason for your choice of the product.

c) Compound A below undergoes Dieckmann cyclization to give compound B in the presence of a base. Dieckmann EtO OEt cyclisation OEt Base CH3 A i) Give the appropriate base for the above reaction and draw the resonance structures of the enolate ions derived from compound A. ii) If compound B above is reacted with NaBH4, draw the structure of the reduced product. Explain a reason for your choice of the product.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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