âThese activities require the. medical director to be able to move knowledgeably from. utilization to medical economics to sales to network. development. Those directors who can successfully do this are. the future of the field,â Scallion says. Broadly speaking, 21st century medical directors need to be.
1 Washing the aspirin removed most of the unreacted salicylic acid and acetic anhydride to yield a purer product. 2  Some product was dissolved and lost in the washing process. 3  Cold water was used to miminize dissolving the product.
Raw Materials. Aspartame is composed of two amino acids, phenylalanine and aspartic acid and methanol. Its chemical name is L-aspartyl-L-phenylalanine methyl ester. Amino acids, often referred to as the building blocks for proteins, link together to form proteins.