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.
The Briwax toluene-free formula is a blend of Xylene and Naphtha. This formula will take the solvents longer to evaporate, approximately 15-20 minutes, and the aroma will decrease or not smell as much.riwax Original uses toluene mainly because it dissolves the beeswax 100%. So even if Briwax is liquid it will still work as intended. Toluene is also an excellent grease and grime cleaner. As Briwax is used on old antique pieces, the solvent is really at work cleaning off the old oxidized surface.