Question

How is glucose prepared by commercial method? How is
peptide linkage formed?​

Answer 1

Glucose can be prepared in the laboratory by boiling sucrose (cane sugar) with dilute hydrochloric acid or sulphuric acid for about two hours. This hydrolyzes sucrose to glucose and fructose. ... Glucose is almost insoluble in alcohol. It crystallizes out first, while fructose is more soluble.

Answer 2

Commercially glucose is prepared using starch. Starch is boiled with dil. H2SO4 at 393 k. It undergoes hydrolysis to give glucose.