THE microsomal hydroxylation of para-halogen substituted anilines, acetanilides and aromatic amino-acids, with subsequent migration of the halogen function, has been termed the NIH shift 1–4.

2,4-D (2,4-dichlorophenoxyacetic acid) is a derivative of 2,4-dichlorophenol into whose hydroxyl group an acetic acid residue has been introduced making it a new compound with herbicidal properties.

Celanese is one of the world's largest producers of acetic acid and its downstream derivative chemicals, which are used in various end markets, including coatings and adhesives. The company is also ...

Around two-thirds of all methanol demand is used to produce traditional chemical derivatives, including formaldehyde, acetic acid and a variety of other chemicals that form the basis of a large ...