Preparation of sodium p-chlorobenzene sulfinate_Kain Industrial Additive

Background and overview[1] As an important type of reaction intermediates, aromatic sulfinic acid compounds such as sodium p-chlorobenzene sulfinate are widely used in medicine, printing and dyeing, pesticides, organic synthesis and other fields. This type of compound can be prepared by reduction of sulfonyl chloride by reducing agents such as zinc powder or sodium sulfite,…