Most people can identify their first cousins: the children of their parentsâ brothers and sisters. Many, however, are hazy about any further familial connections, and a quick online search shows that people are often confused over kinship terms.
1 Paracetamol (acetaminophen) is an aromatic compound containing an OH (hydroxyl) functional group and a HN-CO-R (amide) functional group.2  Paracetamol (acetaminophen) is a weak acid. 3  Paracetamol (acetaminophen) is a white solid with a melting point of 170 o C which is slightly soluble in water. Paracetamol (acetaminophen) is widely used as an analgesic (pain reliever) and an antipyretic (for reducing fever). 2  The systematic IUPAC name for paracetamol (acetaminophen) is N -(4-hydroxyphenyl)ethanamide or N -(4-hydroxyphenyl)acetamide.
Structure of coenzyme A (CoASH or CoA) consists of a Î²-mercaptoethylamine group linked to the vitamin pantothenic acid through an amide linkage. The acetyl group of acetyl-CoA is linked by a high energy thioester to the sulfhydryl portion of the Î²-mercaptoethylamine.It is this thioester bond that makes acetyl-CoA one of the high energy compounds.holine, in combination with acetyl-CoA, is catalyzed by the enzyme choline acetyltransferase to produce acetylcholine and a Coenzyme A byproduct. Konrad Bloch and Feodor Lynen were awarded the 1964 Nobel Prize in Physiology and Medicine for their discoveries linking acetyl-CoA and fatty acid metabolism.