Preparation of p-methylsulfonylbenzaldehyde_Kain Industrial Additive

Background【1】【2】 P-Methyl sulfonyl benzaldehyde is an important pharmaceutical intermediate for florfenicol and other products. Florfenicol is a new veterinary chloramphenicol-type broad-spectrum antibacterial drug successfully developed in the late 1980s. It was first launched in Japan in 1990. In 1993, Norway approved the drug to treat salmon boils. In 1995, France, the United Kingdom, Austria, Mexico…