Building Blocks

4-(Acetylamino)-2-nitrobenzoic acid (AAANB) is a versatile building block that can be used in the synthesis of a wide range of organic and pharmaceutical compounds. AAANB is an intermediate in the preparation of 4-Amino-3-nitrophenol, which is an important research chemical. This compound is a useful scaffold for the synthesis of organic compounds with various biological activities. The CAS number for this product is 21573-29-5.

2-Thiophenemethanol is a colorless liquid that has a strong, disagreeable odor and is soluble in water. It can be prepared by the reaction of 2-methylpropanal with trifluoroacetic acid. This compound reacts with methapyrilene to form polymers, which have a cationic character. The chemical structure of the molecule was determined by a combination of experimental techniques such as proton nuclear magnetic resonance spectroscopy, infrared spectroscopy, and mass spectrometry. Hydrogen bonding plays an important role in the structure of 2-thiophenemethanol as it forms intermolecular hydrogen bonds with neighboring molecules. The chemical formula for this compound is CH3C6H4SO2H. Hydrochloric acid can be used to break down this compound into methylmercaptan and sulfur dioxide.