Explore BrainMass

Synthesis of cyclic carboxylic acid anhydrides

This content was STOLEN from BrainMass.com - View the original, and get the already-completed solution here!

I am having trouble understanding why when maelic acid is heated to about 100 C it forms maelic anhydride but fumaric acid requires a much higher temp 250-300 before it dehydrates. Then in addition it only forms maleic anhydride?

© BrainMass Inc. brainmass.com October 24, 2018, 7:39 pm ad1c9bdddf

Solution Preview

The physical properties of maleic acid are very different from that of fumaric acid. Maleic acid is soluble in water whereas

fumaric acid is not and the melting point of maleic acid (130 - 139 °C) is also much ...

Solution Summary

The solution explains the reason for the question asked by the student in detail.