Infobox references. Tryptophan (abbreviated as Trp or W; encoded by the codon UGG) is an Î±-amino acid that is used in the biosynthesis of proteins. It contains an Î±-amino group, an Î±-carboxylic acid group, and a side chain indole, classifying it as a non-polar, aromatic amino acid.
toluene is a common name-The IUPAC name for toluene is methylbenzene.he use of this trivial form (acetate for ethanoic acid in general) is so common that this is called a retained IUPAC name.
Lesson Summary. Toluene, also called methylbenzene, is an organic chemical compound with a chemical formula of C7H8. Insoluble in water, it is a colorless liquid with an odor similar to that of paint thinners.Toluene has intoxicating properties and, when inhaled, can cause neurological harm.oluene is an aromatic hydrocarbon: it is an aromatic compound because a benzene ring is present in its chemical structure and a hydrocarbon because its chemical formula consists only of carbon and hydrogen atoms.