1.) Would recrystallization work if you more impurity than product and both were soluble in the recrystallization solvent at its boiling point and insoluble at room temperature? Why is it important to perform a hot gravity filtration of the impurities instead of a gravity filtration at a lower temperature? If all the physical characteristics of your isolated material matched that of ASA, except the melting point range was very broad and lower than the reported value, what could be the 2.) 3.) cause?

1.) Would recrystallization work if you more impurity than product and both were soluble in the recrystallization solvent at its boiling point and insoluble at room temperature? Why is it important to perform a hot gravity filtration of the impurities instead of a gravity filtration at a lower temperature? If all the physical characteristics of your isolated material matched that of ASA, except the melting point range was very broad and lower than the reported value, what could be the 2.) 3.) cause?

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter14: Chromatography

Section: Chapter Questions

Problem 9P

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